const express = require("express");
const axios = require("axios");
const twitchStreams = require("twitch-get-stream");
const app = express();

const port = 4501;
const { json, urlencoded } = require("body-parser");
const Pool = require("pg").Pool;
app.use(json());
app.use(
  urlencoded({
    extended: true,
  })
);
const nodemailer = require("nodemailer");
const fileUpload = require("express-fileupload");
const unzipper = require("unzipper");
const fs = require("fs");
const moment = require("moment");
const { exec, spawn } = require("child_process");
app.use(
  fileUpload({
    createParentPath: true,
    limits: { fileSize: 15 * 1024 * 1024, files: 1 },
    safeFileNames: true,
    preserveExtension: true,
    abortOnLimit: true,
    uploadTimeout: 0,
  })
);
const QuickChart = require("quickchart-js");

let allowCrossDomain = function (req, res, next) {
  res.header("Access-Control-Allow-Origin", "*");
  res.header("Access-Control-Allow-Headers", "*");
  res.header("Access-Control-Allow-Methods", "*");
  next();
};
app.use(allowCrossDomain);

const db = new Pool({
  user: "postgres",
  password: "",
  host: "postgres",
  database: "divar",
  port: 5432,
});

const db2 = new Pool({
  user: "postgres",
  password: "",
  host: "postgres",
  database: "ngsplanner2",
  port: 5432,
});

app.use((req, _, next) => {
  req.db = db;
  next()
})

exports.app = app;

require("./routes/d4dj-routes");

const ENDPOINTDATA = [
  {
    endpoint: "class",
    requiredfields: ["name"],
    optionalfields: ["icon"],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "class_level_data",
    requiredfields: ["class_id", "level", "hp", "atk", "def", "name"],
    optionalfields: [],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "class_weapon_type_data",
    requiredfields: ["class_id", "weapon_type_id"],
    optionalfields: [],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "weapon",
    requiredfields: ["name", "rarity", "level_req", "atk"],
    optionalfields: [
      "potential_id",
      "variance",
      "base_affix_slots",
      "drop_info",
      "pb_gauge_build",
      "icon",
    ],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "weapon_existence_data",
    requiredfields: ["weapon_type_id", "weapon_id"],
    optionalfields: ["popularity", "editors_choice"],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "weapon_type",
    requiredfields: ["name", "dmg_type"],
    optionalfields: ["icon"],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "armor",
    requiredfields: ["name", "rarity", "level_req", "def"],
    optionalfields: [
      "hp",
      "pp",
      "mel_dmg",
      "rng_dmg",
      "tec_dmg",
      "crit_rate",
      "crit_dmg",
      "pp_cost_reduction",
      "active_pp_recovery",
      "natural_pp_recovery",
      "dmg_res",
      "all_down_res",
      "burn_res",
      "freeze_res",
      "blind_res",
      "shock_res",
      "panic_res",
      "poison_res",
      "battle_power_value",
      "pb_gauge_build",
      "icon",
      "popularity",
      "editors_choice",
    ],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "potential",
    requiredfields: ["name"],
    optionalfields: ["icon"],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "potential_data",
    requiredfields: ["potential_id", "level", "name"],
    optionalfields: [
      "mel_dmg",
      "rng_dmg",
      "tec_dmg",
      "crit_rate",
      "crit_dmg",
      "pp_cost_reduction",
      "active_pp_recovery",
      "natural_pp_recovery",
      "dmg_res",
      "all_down_res",
      "burn_res",
      "freeze_res",
      "blind_res",
      "shock_res",
      "panic_res",
      "poison_res",
      "battle_power_value",
      "pb_gauge_build",
    ],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "builds",
    requiredfields: [
      "users_id",
      "creator",
      "build_name",
      "class1",
      "created_on",
      "last_modified",
      "data",
    ],
    optionalfields: ["class2", "likes", "editors_choice"],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "skill",
    requiredfields: ["name", "skill_type_id"],
    optionalfields: ["icon"],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "skill_type",
    requiredfields: ["name"],
    optionalfields: [],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "skill_data",
    requiredfields: ["skill_id", "level", "name"],
    optionalfields: [
      "variance",
      "mel_dmg",
      "rng_dmg",
      "tec_dmg",
      "crit_rate",
      "crit_dmg",
      "pp_cost_reduction",
      "active_pp_recovery",
      "natural_pp_recovery",
      "dmg_res",
      "popularity",
      "editors_choice",
    ],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "augment",
    requiredfields: ["augment_type_id", "name"],
    optionalfields: [
      "variance",
      "hp",
      "pp",
      "mel_dmg",
      "rng_dmg",
      "tec_dmg",
      "crit_rate",
      "crit_dmg",
      "pp_cost_reduction",
      "active_pp_recovery",
      "natural_pp_recovery",
      "dmg_res",
      "affix_success_rate",
      "all_down_res",
      "burn_res",
      "freeze_res",
      "blind_res",
      "shock_res",
      "panic_res",
      "poison_res",
      "battle_power_value",
      "pb_gauge_build",
      "popularity",
      "editors_choice",
    ],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "augment_type",
    requiredfields: ["name"],
    optionalfields: ["icon"],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "food",
    requiredfields: ["name"],
    optionalfields: [
      "potency",
      "pp",
      "dmg_res",
      "hp",
      "pp_consumption",
      "pp_recovery",
      "weak_point_dmg",
      "hp_recovery",
      "popularity",
      "editors_choice",
    ],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "food_mult",
    requiredfields: ["amount"],
    optionalfields: [
      "potency",
      "pp",
      "dmg_res",
      "hp",
      "pp_consumption",
      "pp_recovery",
      "weak_point_dmg",
      "hp_recovery",
    ],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "roles",
    requiredfields: ["name"],
    optionalfields: [],
    excludedfields: [], //Fields to not output in GET.
  },
  {
    endpoint: "users",
    requiredfields: ["username", "email", "created_on", "roles_id"],
    optionalfields: ["avatar", "editors_choice"],
    excludedfields: ["password_hash"], //Fields to not output in GET.
  },
  {
    endpoint: "database_audit",
    requiredfields: [
      "action",
      "table_name",
      "row_name",
      "row_id",
      "new_value",
      "date",
      "users_id",
    ],
    optionalfields: ["old_value"],
    excludedfields: [], //Fields to not output in GET.
  },
];

function CreateDynamicEndpoints() {
  ENDPOINTDATA.map((endpoint) => {
    app.get("/ngsplanner/" + endpoint.endpoint, (req, res) => {
      if (endpoint.requiredfields.includes("name")) {
        db2
          .query(
            "select distinct on (name) name,* from " +
            endpoint.endpoint +
            " order by name,id desc"
          )
          .then((data) => {
            res.status(200).json({ fields: data.fields, rows: data.rows });
          })
          .catch((err) => {
            res.status(500).send(err.message);
          });
      } else {
        db2
          .query("select * from " + endpoint.endpoint + " order by id desc")
          .then((data) => {
            res.status(200).json({ fields: data.fields, rows: data.rows });
          })
          .catch((err) => {
            res.status(500).send(err.message);
          });
      }
    });

    app.post("/ngsplanner/" + endpoint.endpoint, (req, res) => {
      var allExist = true;
      endpoint.requiredfields.forEach((field) => {
        if (!(field in req.body)) {
          allExist = false;
        }
      });
      if (!allExist) {
        res
          .status(300)
          .send(
            "Required fields are: " +
            endpoint.requiredfields
              .filter((field) => !(field in req.body))
              .join(",")
          );
        return;
      }

      var combinedfields = [
        ...endpoint.requiredfields,
        ...endpoint.optionalfields,
        ...endpoint.excludedfields,
      ];
      //console.log(combinedfields)
      var all_filled_fields = combinedfields.filter(
        (field) => field in req.body
      );

      db2
        .query(
          "insert into " +
          endpoint.endpoint +
          "(" +
          all_filled_fields.join(",") +
          ") values(" +
          all_filled_fields.map((field, i) => "$" + (i + 1)).join(",") +
          ") returning *",
          all_filled_fields.map((field) => req.body[field])
        )
        .then((data) => {
          res.status(200).json(data.rows);
        })
        .catch((err) => {
          res.status(500).send(err.message);
        });
    });

    app.patch("/ngsplanner/" + endpoint.endpoint, (req, res) => {
      if (req.body.id) {
        var combinedfields = [
          ...endpoint.requiredfields,
          ...endpoint.optionalfields,
          ...endpoint.excludedfields,
        ];
        //console.log(combinedfields)
        var all_filled_fields = combinedfields.filter(
          (field) => field in req.body
        );

        db2
          .query(
            "update " +
            endpoint.endpoint +
            " set " +
            all_filled_fields
              .map((field, i) => field + "=$" + (i + 1))
              .join(",") +
            " where id=$" +
            (all_filled_fields.length + 1) +
            " returning *",
            [...all_filled_fields.map((field) => req.body[field]), req.body.id]
          )
          .then((data) => {
            res.status(200).json(data.rows);
          })
          .catch((err) => {
            res.status(500).send(err.message);
          });
      } else {
        res.status(300).send("Invalid query!");
      }
    });

    app.delete("/ngsplanner/" + endpoint.endpoint, (req, res) => {
      if (req.body.id) {
        db2
          .query(
            "delete from " + endpoint.endpoint + "  where id=$1 returning *",
            [req.body.id]
          )
          .then((data) => {
            res.status(200).json(data.rows);
          })
          .catch((err) => {
            res.status(500).send(err.message);
          });
      } else {
        res.status(300).send("Invalid query!");
      }
    });
  });
}

/*const db2 =
new Pool({
  user: 'read_only_user',
  password: 'divar1234',
  host: 'postgres',
  database: 'divar',
  port: 5432,
})

app.get('/event/query',(req,res)=>{
  if (req.query.query&&req.query.query.length>0) {
    db2.query(req.query.query)
    .then((data)=>{
      res.status(200).json(data.rows)
    })
    .catch((err)=>{
      res.status(500).json(err.message)
    })
  } else {
    res.status(400).send("Empty query!")
  }
})*/

app.get("/song/:songname", (req, res) => {
  db.query(
    "select * from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
    [req.params.songname],
    (error, results) => {
      if (error) {
        res.status(500).json(error.message);
      } else {
        //console.log(req.params.songname+":"+JSON.stringify(results.rows));
        res.status(200).json(results.rows);
      }
    }
  );
});

app.get("/songs", (req, res) => {
  db.query(
    "select songs.*,songdata.rating as rating,songdata.difficulty,songdata.notecount from songs left join songdata on songs.id=songdata.songid",
    (error, results) => {
      if (error) {
        res.status(500).json(error.message);
      } else {
        //console.log(req.params.songname+":"+JSON.stringify(results.rows));
        //res.status(200).json(results.rows)
        var data = {};
        results.rows.forEach((song) => {
          if (data[song.id]) {
            if (typeof data[song.id].rating === "string") {
              var oldRating = data[song.id].rating;
              var oldNoteCount = data[song.id].notecount;
              data[song.id].rating = {};
              data[song.id].notecount = {};
              data[song.id].rating[data[song.id].difficulty] = oldRating;
              data[song.id].notecount[data[song.id].difficulty] = oldNoteCount;
            }
            data[song.id].rating[song.difficulty] = song.rating;
            data[song.id].notecount[song.difficulty] = song.notecount;
          } else {
            data[song.id] = song;
            if (data[song.id].rating === null) {
              data[song.id].rating = {};
            }
            if (data[song.id].notecount === null) {
              data[song.id].notecount = {};
            }
          }
        });
        res.status(200).json(data);
      }
    }
  );
});

/*app.post('/register', (req, res) => {
  if (req.body && req.body.username &&
req.body.username.length>2 && req.body.email) {
    var duplicateFound=false;
    db.query('select * from users where username=$1 limit 1',[req.body.username])
    .then((data)=>{
      if (data.rows.length>0) {
        throw new Error("User "+data.rows[0].username+" already exists!");
      } else {
        return db.query('insert into users(username,email) values($1,$2) returning username,email',[req.body.username,req.body.email])
      }
    })
    .then((data)=>{res.status(200).json(data.rows)})
    .catch((err)=>{res.status(500).json(err.message)})
  } else {
    res.status(400).json("Invalid username!")
  }
})*/

app.delete("/remove", (req, res) => {
  if (
    req.body &&
    req.body.username !== undefined &&
    req.body.authentication_token !== undefined &&
    req.body.playid !== undefined
  ) {
    var userObj = {},
      songObj = {},
      rating = 0,
      isFirstClear = false;
    db.query(
      "select id,authentication_token,playcount,fccount,cool,fine,safe,sad,worst,eclear,nclear,hclear,exclear,exexclear from users where username=$1 limit 1",
      [req.body.username]
    )
      .then((data) => {
        if (data && data.rows.length > 0) {
          userObj = data.rows[0];
          if (req.body.authentication_token === userObj.authentication_token) {
            return db.query(
              "delete from plays where id=$1 and userid=$2 returning *",
              [req.body.playid, userObj.id]
            );
          } else {
            throw new Error("Could not authenticate user!");
          }
        } else {
          throw new Error("Cannot find user!");
        }
      })
      .then((data) => {
        if (data && data.rows.length > 0) {
          songObj = data.rows[0];
          return CalculateRating(req.body.username);
        } else {
          throw new Error("Could not find play!");
        }
      })
      .then((data) => {
        rating = data;
        return db.query(
          "select * from plays where songid=$1 and userid=$2 and difficulty=$3 and score>0 limit 1",
          [songObj.songid, userObj.id, songObj.difficulty]
        );
      })
      .then((data) => {
        if (data && data.rows.length === 0) {
          isFirstClear = true;
        }
        /*console.log([data,userObj.playcount-1,(songObj.safe==0&&songObj.sad==0&&songObj.worst==0)?userObj.fccount-1:userObj.fccount,userObj.cool-songObj.cool,userObj.fine-songObj.fine,userObj.safe-songObj.safe,userObj.sad-songObj.sad,userObj.worst-songObj.worst,(songObj.difficulty=="E")?userObj.ecount-1:userObj.ecount,(songObj.difficulty=="N")?userObj.ncount-1:userObj.ncount,(songObj.difficulty=="H")?userObj.hcount-1:userObj.hcount,(songObj.difficulty=="EX")?userObj.excount-1:userObj.excount,(songObj.difficulty=="EXEX")?userObj.exexcount-1:userObj.exexcount]);*/ return db.query(
          "update users set rating=$1,playcount=$2,fccount=$3,cool=$4,fine=$5,safe=$6,sad=$7,worst=$8,eclear=$9,nclear=$10,hclear=$11,exclear=$12,exexclear=$13 where id=$14 returning rating,playcount,fccount,cool,fine,safe,sad,worst,eclear,nclear,hclear,exclear,exexclear",
          [
            rating,
            userObj.playcount - 1,
            songObj.safe == 0 && songObj.sad == 0 && songObj.worst == 0
              ? userObj.fccount - 1
              : userObj.fccount,
            userObj.cool - songObj.cool,
            userObj.fine - songObj.fine,
            userObj.safe - songObj.safe,
            userObj.sad - songObj.sad,
            userObj.worst - songObj.worst,
            songObj.difficulty == "E" && isFirstClear
              ? userObj.eclear - 1
              : userObj.eclear,
            songObj.difficulty == "N" && isFirstClear
              ? userObj.nclear - 1
              : userObj.nclear,
            songObj.difficulty == "H" && isFirstClear
              ? userObj.hclear - 1
              : userObj.hclear,
            songObj.difficulty == "EX" && isFirstClear
              ? userObj.exclear - 1
              : userObj.exclear,
            songObj.difficulty == "EXEX" && isFirstClear
              ? userObj.exexclear - 1
              : userObj.exexclear,
            userObj.id,
          ]
        );
      })
      .then((data) => {
        if (data && data.rows.length > 0) {
          res.status(200).json({ user: data.rows[0], song: songObj });
          axios.post("http://projectdivar.com/updates/" + userObj.id, {
            password: process.env.GMAIL,
            type: "delete",
          });
        } else {
          throw new Error(
            "Could not update user information, but song is deleted!"
          );
        }
      })
      .catch((err) => {
        res.status(500).json(err.message);
      });
  } else {
    res.status(400).send("Missing required parameters!");
  }
});

app.post("/upload", function (req, res) {
  if (
    !req.files ||
    Object.keys(req.files).length === 0 ||
    req.body.username === undefined ||
    req.body.authentication_token === undefined
  ) {
    res.status(400).send("No files were uploaded. Invalid parameters.");
    return;
  }

  let file = req.files.file;
  //console.log(file)

  if (file.size > 15 * 1024 * 1024) {
    res
      .status(400)
      .send(
        "File is too large! Max is 15MB! Consider splitting your plays into chunks (Recommended 50 files per zip)."
      );
    return;
  }

  if (
    file.mimetype !== "application/x-zip-compressed" &&
    file.mimetype !== "image/jpeg" &&
    file.mimetype !== "image/png" &&
    file.mimetype !== "application/octet-stream"
  ) {
    return;
  }

  var uploads = 0;
  var userId = -1;
  var fileLoc = "";
  var count = 0;
  db.query(
    "select uploads,id from users where username=$1 and authentication_token=$2",
    [req.body.username, req.body.authentication_token]
  )
    .then((data) => {
      if (data.rows.length > 0) {
        uploads = data.rows[0].uploads;
        userId = data.rows[0].id;
        fileLoc = "files/plays/" + userId + "/" + uploads;
        return file.mv(fileLoc);
      } else {
        throw new Error(
          "Could not find / authenticate user with name " +
          req.body.username +
          "!"
        );
      }
    })
    .then((data) => {
      if (file.mimetype !== "application/x-zip-compressed") {
        return db.query("update users set uploads=$1 where username=$2", [
          Number(uploads) + 1,
          req.body.username,
        ]);
      } else {
        //console.log(uploads)
        uploads++;
        //console.log(uploads)
        return {};
      }
    })
    .then((data) => {
      if (file.mimetype !== "application/x-zip-compressed") {
        if (req.body.playid !== undefined) {
          //Add the url to that play.
          return db.query("update plays set src=$1 where id=$2 and userid=$3", [
            "http://projectdivar.com/" + fileLoc,
            Number(req.body.playid),
            userId,
          ]);
        } else {
          return axios.post("http://projectdivar.com/image", {
            url: "http://projectdivar.com/" + fileLoc,
            user: req.body.username,
            auth: req.body.authentication_token,
          });
        }
      } else {
        //This is a zip file.
        var promises = [];
        promises.push(
          new Promise((resolve) => {
            var stream = fs.createReadStream(fileLoc);
            stream
              .pipe(unzipper.Parse())
              .on("entry", function (entry) {
                const fileName = entry.path;
                const type = entry.type; // 'Directory' or 'File'
                const size = entry.vars.uncompressedSize; // There is also compressedSize;
                if (
                  type == "File" &&
                  (fileName.includes(".jpg") ||
                    fileName.includes(".jpeg") ||
                    fileName.includes(".png"))
                ) {
                  promises.push(
                    new Promise((resolve) => {
                      var file = "files/plays/" + userId + "/" + uploads++;
                      entry
                        .pipe(fs.createWriteStream(file))
                        .on("finish", () => {
                          /*console.log("Promise finished!");*/ count++;
                          resolve({ file: "http://projectdivar.com/" + file });
                        });
                    }).then((data) => {
                      return db.query(
                        "insert into uploadedplays values($1,$2,$3)",
                        [data.file, userId, new Date()]
                      );
                    })
                  );
                } else {
                  entry.autodrain();
                }
              })
              .on("finish", () => {
                /*console.log("Read finished");*/ resolve();
              });
          })
        );
        setTimeout(() => console.dir(promises), 5000);
        return Promise.all(promises);
      }
    })
    .then((data) => {
      if (file.mimetype !== "application/x-zip-compressed") {
        res.status(200).send("Your play has been submitted! Thank you.");
      } else {
        //console.log(data)
        //console.log(uploads))
        fs.unlink(fileLoc, (err) => { });
        return db.query("update users set uploads=$1 where username=$2", [
          Number(uploads) + 1,
          req.body.username,
        ]);
      }
    })
    .then((data) => {
      if (file.mimetype !== "application/x-zip-compressed") {
      } else {
        res
          .status(200)
          .send(
            "Submitted " +
            count +
            " plays to the submission system. They will be processed shortly! Thank you."
          );
      }
    })
    .catch((err) => {
      console.log(err.message);
      res.status(500).send(err.message);
    });
});

app.post("/submit", (req, res) => {
  function addToQueue(src, userid, songid) {
    if (src) {
      db.query("select * from uploadedplays where filename=$1", [
        req.body.src,
      ]).then((data) => {
        if (data.rows.length > 0) {
          if (data.rows[0].tries > -5) {
            db.query(
              "update uploadedplays set filename=$1,userid=$2,submissiondate=$3,id=$4,tries=$5 returning *",
              [src, userid, moment(), songid, data.rows[0].tries * -1 + 1]
            ).then((data) => {
              if (data.rows.length > 0) {
                console.log(
                  "Added back to queue: " + JSON.stringify(data.rows[0])
                );
              }
            });
          }
        }
      });
    }
  }

  if (
    req.body &&
    req.body.username !== undefined &&
    req.body.authentication_token !== undefined &&
    req.body.song !== undefined &&
    req.body.difficulty !== undefined &&
    req.body.cool !== undefined &&
    req.body.fine !== undefined &&
    req.body.safe !== undefined &&
    req.body.sad !== undefined &&
    req.body.worst !== undefined &&
    req.body.fail !== undefined &&
    req.body.percent !== undefined
  ) {
    if (
      req.body.cool == -1 ||
      req.body.fine == -1 ||
      req.body.safe == -1 ||
      req.body.sad == -1 ||
      req.body.worst == -1
    ) {
      fs.writeFileSync("invalidSongs", JSON.stringify(req.body) + "\n", {
        flag: "a",
      });
      res.status(400).json("Invalid note parameters!");
    }

    var fail = true;
    if (req.body.fail !== undefined) {
      fail = req.body.fail == "true";
      //console.log("Fail is "+fail+" type:"+typeof(fail))
    }
    var submitDate = new Date();
    if (req.body.submitDate !== undefined) {
      submitDate = req.body.submitDate;
    }
    var playstyle = "",
      songsubmitdata = {},
      mod = "",
      combo = -1,
      gameScore = -1,
      isFC = false,
      songRating = -1,
      userId = -1,
      songId = -1,
      playcount = -1,
      fccount = -1,
      cool = -1,
      fine = -1,
      safe = -1,
      sad = -1,
      worst = -1,
      alreadyPassed = false,
      eclear = -1,
      nclear = -1,
      hclear = -1,
      exclear = -1,
      exexclear = -1;
    var songdata = {},
      userObj = {};
    if (req.body.mod !== undefined) {
      mod = req.body.mod;
    }
    if (req.body.combo !== undefined) {
      combo = req.body.combo;
    }
    if (req.body.gameScore !== undefined) {
      gameScore = req.body.gameScore;
    }

    db.query(
      "select id,authentication_token,playcount,fccount,cool,fine,safe,sad,worst,eclear,nclear,hclear,exclear,exexclear,playstyle,megamix,futuretone from users where username=$1 limit 1",
      [req.body.username]
    )
      .then((data) => {
        if (data && data.rows.length > 0) {
          if (
            data.rows[0].authentication_token === req.body.authentication_token
          ) {
            var obj = data.rows[0];
            userObj = data.rows[0];
            playstyle = data.rows[0].playstyle;
            eclear = obj.eclear;
            nclear = obj.nclear;
            hclear = obj.hclear;
            exclear = obj.exclear;
            exexclear = obj.exexclear;
            cool = data.rows[0].cool;
            fine = data.rows[0].fine;
            safe = data.rows[0].safe;
            sad = data.rows[0].sad;
            worst = data.rows[0].worst;
            fccount = data.rows[0].fccount;
            playcount = data.rows[0].playcount;
            userId = data.rows[0].id;
            return db.query(
              "select id,mega39s,futuretone from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
              [req.body.song]
            );
          } else {
            throw new Error("Could not authenticate!");
          }
        } else {
          console.log(req.body);
          throw new Error("Could not find user.");
        }
      })
      .then((data) => {
        if (data && data.rows.length > 0) {
          songId = data.rows[0].id;
          songdata = data.rows[0];
          if (
            !(
              req.body.difficulty === "H" ||
              req.body.difficulty === "N" ||
              req.body.difficulty === "E" ||
              req.body.difficulty === "EX" ||
              req.body.difficulty === "EXEX"
            )
          ) {
            throw new Error("Invalid difficulty!");
          }
          if (
            req.body.cool == -1 ||
            req.body.fine == -1 ||
            req.body.safe == -1 ||
            req.body.sad == -1 ||
            req.body.worst == -1
          ) {
            throw new Error("Invalid submission!");
          }
          return db.query(
            "select rating from songdata where songid=$1 and difficulty=$2 limit 1",
            [songId, req.body.difficulty]
          );
        } else {
          throw new Error("Could not find song.");
        }
      })
      .then((data) => {
        songRating = data.rows[0].rating;
        return db.query(
          "select id from plays where userid=$1 and score>0 and difficulty=$2 and songid=$3 limit 1",
          [userId, req.body.difficulty, songId]
        );
      })
      .then((data) => {
        if (data && data.rows.length > 0) {
          alreadyPassed = true; /*console.log(data);*/
        }
        var score = CalculateSongScore({
          rating: songRating,
          cool: req.body.cool,
          fine: req.body.fine,
          safe: req.body.safe,
          sad: req.body.sad,
          worst: req.body.worst,
          percent: req.body.percent,
          difficulty: req.body.difficulty,
          fail: fail,
        });
        return db.query(
          "insert into plays(songId,userId,difficulty,cool,fine,safe,sad,worst,percent,date,score,fail,mod,combo,gamescore,src,playstyle) values($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17) returning *",
          [
            songId,
            userId,
            req.body.difficulty,
            req.body.cool,
            req.body.fine,
            req.body.safe,
            req.body.sad,
            req.body.worst,
            req.body.percent,
            submitDate,
            score,
            fail,
            mod,
            combo,
            gameScore,
            req.body.src ? req.body.src : "",
            playstyle ? playstyle : "",
          ]
        );
      })
      .then((data) => {
        if (data && data.rows.length > 0) {
          songsubmitdata = data.rows[0];
          //console.log(alreadyPassed+" / "+typeof(alreadyPassed))
          if (alreadyPassed === false && songsubmitdata.score > 0) {
            switch (req.body.difficulty) {
              case "E":
                {
                  eclear++;
                }
                break;
              case "N":
                {
                  nclear++;
                }
                break;
              case "H":
                {
                  hclear++;
                }
                break;
              case "EX":
                {
                  exclear++;
                }
                break;
              case "EXEX":
                {
                  exexclear++;
                }
                break;
            }
          }
          isFC =
            songsubmitdata.safe === 0 &&
            songsubmitdata.sad === 0 &&
            songsubmitdata.worst === 0;
          return CalculateRating(req.body.username);
        } else {
          throw new Error("Could not submit song.");
        }
      })
      .then((data) => {
        return db.query(
          "update users set rating=$1,last_played=$3,playcount=$4,fccount=$5,cool=$6,fine=$7,safe=$8,sad=$9,worst=$10,eclear=$11,nclear=$12,hclear=$13,exclear=$14,exexclear=$15,megamix=$16,futuretone=$17 where username=$2",
          [
            data,
            req.body.username,
            new Date(),
            ++playcount,
            fccount + (isFC ? 1 : 0),
            cool + Number(req.body.cool),
            fine + Number(req.body.fine),
            safe + Number(req.body.safe),
            sad + Number(req.body.sad),
            worst + Number(req.body.worst),
            eclear,
            nclear,
            hclear,
            exclear,
            exexclear,
            songdata.mega39s || userObj.megamix,
            (songdata.futuretone && !songdata.mega39s) || userObj.futuretone,
          ]
        );
      })
      .then((data) => {
        return songsubmitdata;
      })
      .then((data) => {
        //userId
        //password, type
        axios.post("http://projectdivar.com/updates/" + userId, {
          password: process.env.GMAIL,
          type: "submit",
        });
        if (req.body.src) {
          db.query("delete from uploadedplays where filename=$1", [
            req.body.src,
          ]);
        }
        res.status(200).json(data);
      })
      .catch((err) => {
        //console.log(req.body);
        console.log(err);
        addToQueue(req.body.src, userId, songId);
        res.status(500).send(err.message);
      });
  } else {
    console.log(req.body);
    res.status(400).send("Missing required parameters!");
  }
});

CalculateSongScore = (song) => {
  if (song.fail == true) {
    return 0;
  }
  var noteCount =
    Number(song.cool) +
    Number(song.fine) +
    Number(song.safe) +
    Number(song.sad) +
    Number(song.worst);
  var comboBreaks = Number(song.safe) + Number(song.sad) + Number(song.worst);
  /*console.log("Combo Breaks: "+comboBreaks)
  console.log("Is FC? "+(comboBreaks===0))
  console.log("Is PFC? "+(song.fine===0&&song.safe===0&&song.sad===0&&song.worst===0))*/
  var scoreMult = 1;
  var percentMult = 1;
  if (song.percent > 110) {
    song.percent = 100;
  }
  if (
    song.fine === 0 &&
    song.safe === 0 &&
    song.sad === 0 &&
    song.worst === 0
  ) {
    scoreMult = 2.4;
  } else if (comboBreaks === 0) {
    scoreMult = 1.4;
  } else {
    scoreMult = 1;
  }
  switch (song.difficulty) {
    case "E":
      {
        if (song.percent < 30) {
          percentMult = 0;
        } else {
          percentMult = 1 + Math.pow(1.0 * ((song.percent - 30) / 70.0), 3);
        }
      }
      break;
    case "N":
      {
        if (song.percent < 50) {
          percentMult = 0;
        } else {
          percentMult = 1 + Math.pow(1.0 * ((song.percent - 50) / 50.0), 3);
        }
      }
      break;
    case "H":
      {
        if (song.percent < 60) {
          percentMult = 0;
        } else {
          percentMult = 1 + Math.pow(1.0 * ((song.percent - 60) / 40.0), 3);
        }
      }
      break;
    case "EX":
    case "EXEX":
      {
        if (song.percent < 70) {
          percentMult = 0;
        } else {
          percentMult = 1 + Math.pow(1.0 * ((song.percent - 70) / 30.0), 3);
        }
      }
      break;
    default: {
      if (song.percent < 60) {
        percentMult = 0;
      } else {
        percentMult = 1 + Math.pow(1.0 * ((song.percent - 60) / 40.0), 3);
      }
    }
  }
  /*console.log("Score mult: "+scoreMult)
  console.log("Percent mult: "+percentMult)*/
  var score =
    ((song.cool * 100 + song.fine * 50 + song.safe * 10 + song.sad * 5) /
      1000.0) *
    percentMult *
    scoreMult;
  if (scoreMult > 0 && percentMult > 0) {
    score += Math.pow(song.rating, 3) / 5;
  }
  return Number(score);
};

CalculateAccuracy = (cool, fine, safe, sad, worst) => {
  var noteCount = cool + fine + safe + sad + worst;
  var sum = cool + fine * 0.5 + safe * 0.1 + sad * 0.05;
  return sum / noteCount;
};

CalculateRating = (username) => {
  var songs = [];
  var debugScoreList = "";
  var userId = -1;
  /* //Old rating algorithm.
  return db.query('select id from users where username=$1',[username])
  .then((data)=>{if(data.rows.length>0){userId=data.rows[0].id;return db.query('select * from plays where userid=$1 order by score desc limit 100',[userId])}else{return 0}})
  .then((data)=>{if(data.rows.length>0){return data.rows.reduce((sum,song,i)=>{
    return sum+Number(CalculateSongScore(song)*(Math.pow(0.8,i)))},0)}else{return 0}})
  .catch((err)=>{throw new Error(err.message)})*/
  return db
    .query("select id from users where username=$1 limit 1", [username])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query("select * from songs order by id asc");
      } else {
        return 0;
      }
    })
    .then((data) => {
      if (data.rows.length > 0) {
        songs = data.rows;
        return Promise.all(
          data.rows.map((song) => {
            return db
              .query(
                "select * from plays where userId=$1 and songId=$2 and score!=$3 order by score desc limit 100",
                [userId, song.id, "NaN"]
              )
              .then((data) => {
                if (data.rows.length > 0) {
                  debugScoreList += song.name + "\n";
                  songs[song.id - 1].score = data.rows.reduce(
                    (sum, play, i) => {
                      debugScoreList +=
                        "  " +
                        play.score +
                        " -> " +
                        play.score * Math.pow(0.2, i) +
                        "";
                      if (
                        i === 0 &&
                        play.fine + play.safe + play.sad + play.worst === 0
                      ) {
                        songs[play.songid - 1].pfc = true;
                        debugScoreList += "+";
                      } else if (
                        i === 0 &&
                        play.safe + play.sad + play.worst === 0
                      ) {
                        songs[play.songid - 1].fc = true;
                        debugScoreList += "*";
                      }
                      debugScoreList += "\n";
                      /*console.log("Play score:"+play.score+". Sum:"+sum);*/ return (
                        sum + play.score * Math.pow(0.2, i)
                      );
                    },
                    0
                  );
                  debugScoreList += " " + songs[song.id - 1].score + "\n";
                }
              });
          })
        );
      }
    })
    .then(() => {
      return songs
        .sort((a, b) => {
          var scorea = a.score ? a.score : 0;
          var scoreb = b.score ? b.score : 0;
          return scorea > scoreb ? -1 : 1;
        })
        .reduce((sum, song, i) => {
          if (song.score && !isNaN(song.score)) {
            debugScoreList +=
              song.name +
              ": " +
              song.score +
              " -> " +
              song.score * Math.pow(0.9, i) +
              (song.pfc ? "+" + 2 : song.fc ? "+" + 1 : 0) +
              "\n";
            return (
              sum +
              song.score * Math.pow(0.9, i) +
              (song.pfc ? 2 : song.fc ? +1 : 0)
            );
          } else {
            return sum;
          }
        }, 0);
    })
    .then((data) => {
      /*console.log(debugScoreList);*/ return data;
    });
};

app.get("/songdiffs", (req, res) => {
  var diffObj = {};
  db.query("select COUNT(*) from songdata where difficulty='E'")
    .then((data) => {
      diffObj.E = data.rows[0].count;
      return db.query("select COUNT(*) from songdata where difficulty='N'");
    })
    .then((data) => {
      diffObj.N = data.rows[0].count;
      return db.query("select COUNT(*) from songdata where difficulty='H'");
    })
    .then((data) => {
      diffObj.H = data.rows[0].count;
      return db.query("select COUNT(*) from songdata where difficulty='EX'");
    })
    .then((data) => {
      diffObj.EX = data.rows[0].count;
      return db.query("select COUNT(*) from songdata where difficulty='EXEX'");
    })
    .then((data) => {
      diffObj.EXEX = data.rows[0].count;
      res.status(200).json(diffObj);
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/accuracy/:username", (req, res) => {
  db.query("select cool,fine,safe,sad,worst from users where username=$1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        return CalculateAccuracy(
          data.rows[0].cool,
          data.rows[0].fine,
          data.rows[0].safe,
          data.rows[0].sad,
          data.rows[0].worst
        );
      } else {
        throw new Error("User does not exist!");
      }
    })
    .then((data) => {
      res.status(200).json({ accuracy: data });
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/updates/:userid", (req, res) => {
  db.query("select * from userupdate where userid=$1", [req.params.userid])
    .then((data) => {
      if (data.rows.length > 0) {
        res.status(200).json(data.rows[0]);
      } else {
        res.status(400).send("No user update found!");
      }
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.post("/updates/:userid", (req, res) => {
  if (req.body && req.body.password && req.body.type) {
    if (req.body.password === process.env.GMAIL) {
      db.query(
        "insert into userupdate(userid,update_type,date) values($1,$2,$3) on conflict(userid) do update set update_type=$2,date=$3 where userupdate.userid=$1 returning *",
        [req.params.userid, req.body.type, moment()]
      )
        .then((data) => {
          if (data.rows.length >= 0) {
            res.status(200).send(data.rows[0]);
          } else {
            throw new Error("Could not update user.");
          }
        })
        .catch((err) => {
          res.status(500).send(err.message);
        });
    } else {
      res.status(403).send("Could not authenticate");
    }
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.get("/recalculatescore/:playid", (req, res) => {
  var userId = -1;
  var username = null;
  var songRating = -1;
  var song;

  db.query("select * from plays where id=$1 limit 1", [req.params.playid])
    .then((data) => {
      if (data.rows.length > 0) {
        song = data.rows[0];
        userId = song.userid; /*console.log(song);*/
        return db.query(
          "select rating from songdata where songid=$1 and difficulty=$2 limit 1",
          [song.songid, song.difficulty]
        );
      } else {
        throw new Error("This play does not exist!");
      }
    })
    .then((data) => {
      if (data.rows.length > 0) {
        songRating = data.rows[0].rating;
        var score = CalculateSongScore({
          rating: songRating,
          cool: song.cool,
          fine: song.fine,
          safe: song.safe,
          sad: song.sad,
          worst: song.worst,
          percent: song.percent,
          difficulty: song.difficulty,
          fail: song.fail,
        });
        return db.query("update plays set score=$1 where id=$2 returning *", [
          score,
          req.params.playid,
        ]);
      } else {
        throw new Error("Failed to retrieve song data!");
      }
    })
    .then((data) => {
      //console.log(data);
      if (data.rows.length > 0) {
        var scoreData = data.rows[0];
        return db
          .query("select username from users where id=$1", [userId])
          .then((data) => {
            username = data.rows[0].username;
            return CalculateRating(username);
          })
          .then((data) => {
            db.query("update users set rating=$1 where username=$2", [
              data,
              username,
            ]);
          })
          .then(() => {
            return scoreData;
          })
          .catch((err) => {
            throw new Error("Could not update score");
          });
      } else {
        throw new Error("Failed to update score!");
      }
    })
    .then((data) => {
      res.status(200).json(data);
      axios.post("http://projectdivar.com/updates/" + userId, {
        password: process.env.GMAIL,
        type: "recalculate",
      });
    })
    .catch((err) => {
      console.log(err);
      res.status(500).send(err.message);
    });
});

/*
app.get('/playdata',(req,res)=>{
  db.query('select * from plays')
  .then((data)=>{res.status(200).json(data.rows)})
  .catch((err)=>res.status(500).json(err.message))
})*/

app.post("/recalculatePlayerData/:id", (req, res) => {
  if (req.body && req.body.password) {
    if (req.body.password === process.env.GMAIL) {
      db.query(
        " select COUNT(*) as plays,SUM(cool) as coolsum,SUM(fine) as finesum,SUM(safe) as safesum,SUM(sad) as sadsum,SUM(worst) as worstsum,COUNT(*) filter(where safe=0 and sad=0 and worst=0) as fc from plays where userid=$1",
        [req.params.id]
      )
        .then((data) => {
          var d = data.rows[0];
          return db.query(
            "update users set playcount=$1,fccount=$2,cool=$3,fine=$4,safe=$5,sad=$6,worst=$7 where id=$8 returning playcount,fccount,cool,fine,safe,sad,worst,id",
            [
              d.plays,
              d.fc,
              d.coolsum !== null ? d.coolsum : 0,
              d.finesum !== null ? d.finesum : 0,
              d.safesum !== null ? d.safesum : 0,
              d.sadsum !== null ? d.sadsum : 0,
              d.worstsum !== null ? d.worstsum : 0,
              req.params.id,
            ]
          );
        })
        .then((data) => {
          res.status(200).json(data.rows[0]);
        });
    }
  }
});

app.get("/completionreport/:username", (req, res) => {
  //Number of passes,plays,fcs,pfcs, and the best play.
  var userId = -1,
    songs,
    promises = [];
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query("select * from songs order by id asc");
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      songs = data.rows;
      songs.forEach((song) => {
        promises.push(
          db
            .query(
              "select * from (select userid,count(*) filter(where difficulty='E' and mod='SD' and score>0) as ESDCount,count(*) filter(where difficulty='N' and mod='SD' and score>0) as NSDCount,count(*) filter(where difficulty='H' and mod='SD' and score>0) as HSDCount,count(*) filter(where difficulty='EX' and mod='SD' and score>0) as EXSDCount,count(*) filter(where difficulty='EXEX' and mod='SD' and score>0) as EXEXSDCount,count(*) filter(where difficulty='E' and mod='HD' and score>0) as EHDCount,count(*) filter(where difficulty='N' and mod='HD' and score>0) as NHDCount,count(*) filter(where difficulty='H' and mod='HD' and score>0) as HHDCount,count(*) filter(where difficulty='EX' and mod='HD' and score>0) as EXHDCount,count(*) filter(where difficulty='EXEX' and mod='HD' and score>0) as EXEXHDCount,count(*) filter(where difficulty='E' and mod='HS' and score>0) as EHSCount,count(*) filter(where difficulty='N' and mod='HS' and score>0) as NHSCount,count(*) filter(where difficulty='H' and mod='HS' and score>0) as HHSCount,count(*) filter(where difficulty='EX' and mod='HS' and score>0) as EXHSCount,count(*) filter(where difficulty='EXEX' and mod='HS' and score>0) as EXEXHSCount,Count(*) filter(where difficulty='E' and score>0) as EClearCount,Count(*) filter(where difficulty='N' and score>0) as NClearCount,Count(*) filter(where difficulty='H' and score>0) as HClearCount,Count(*) filter(where difficulty='EX' and score>0) as EXClearCount,Count(*) filter(where difficulty='EXEX' and score>0) as EXEXClearCount,count(*) filter(where difficulty='E') as ECount,count(*) filter(where difficulty='N') as NCount,count(*) filter(where difficulty='H') as HCount,count(*) filter(where difficulty='EX') as EXCount,count(*) filter(where difficulty='EXEX') as EXEXCount,Count(*) filter(where safe=0 and sad=0 and worst=0 and difficulty='E') as EFCCount,Count(*) filter(where safe=0 and sad=0 and worst=0 and difficulty='N') as NFCCount,Count(*) filter(where safe=0 and sad=0 and worst=0 and difficulty='H') as HFCCount,Count(*) filter(where safe=0 and sad=0 and worst=0 and difficulty='EX') as EXFCCount,Count(*) filter(where safe=0 and sad=0 and worst=0 and difficulty='EXEX') as EXEXFCCount,Count(*) filter(where fine=0 and safe=0 and sad=0 and worst=0 and difficulty='E') as EPFCCount,Count(*) filter(where fine=0 and safe=0 and sad=0 and worst=0 and difficulty='N') as NPFCCount,Count(*) filter(where fine=0 and safe=0 and sad=0 and worst=0 and difficulty='H') as HPFCCount,Count(*) filter(where fine=0 and safe=0 and sad=0 and worst=0 and difficulty='EX') as EXPFCCount,Count(*) filter(where fine=0 and safe=0 and sad=0 and worst=0 and difficulty='EXEX') as EXEXPFCCount from plays where userid=$1 and songid=$2 group by userid)t1 join (select rank,t.score,t.percent from (select row_number()over(order by score desc)rank,* from(select distinct on (userid) * from (select * from plays where songid=$2)t order by userid,score desc)t)t where userid=$1)t2 on t1.userid=t1.userid",
              [userId, song.id]
            )
            .then((data) => {
              if (data.rows.length > 0) {
                song.report = data.rows[0];
              } else {
                song.report = {
                  ecount: 0,
                  ncount: 0,
                  hcount: 0,
                  excount: 0,
                  exexcount: 0,
                  efccount: 0,
                  nfccount: 0,
                  hfccount: 0,
                  exfccount: 0,
                  exexfccount: 0,
                  epfccount: 0,
                  npfccount: 0,
                  hpfccount: 0,
                  expfccount: 0,
                  exexpfccount: 0,
                  rank: 0,
                };
              }
            })
        );
      });
      return Promise.all(promises);
    })
    .then((data) => {
      return res.status(200).json(songs);
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/ratings/:songname/:username", (req, res) => {
  var songId = -1,
    userId = -1;
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query(
          "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
          [req.params.songname]
        );
      } else {
        throw new Error("Could not find user!");
      }
    })
    .then((data) => {
      if (data.rows.length > 0) {
        songId = data.rows[0].id;
        return db.query(
          "select * from (select row_number()over(order by score desc)rank,* from(select distinct on (userid) * from (select * from plays where songid=$1)t order by userid,score desc)t)t where userid=$2",
          [songId, userId]
        );
      } else {
        throw new Error("Could not find song!");
      }
    })
    .then((data) => {
      res.status(200).json(data.rows);
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/bestplays/:username", (req, res) => {
  var songId = -1,
    userId = -1,
    songPromises = [],
    plays = [],
    limit = 5,
    offset = 0;
  if (req.query.limit) {
    limit = req.query.limit;
  }
  if (req.query.offset) {
    offset = req.query.offset;
  }
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query(
          "select * from (select distinct on (songid) * from plays where userid=$1 " +
          (req.query.fails === "false" ? "and score!=0" : "") +
          " order by songid,score desc)t order by score desc limit $2 offset $3",
          [userId, Number(limit), Number(offset)]
        );
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      res.status(200).json(data.rows);
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/bestplay/:username/:songname/:difficulty", (req, res) => {
  var songId = -1,
    userId = -1;
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        if (req.params.songname) {
          return db.query(
            "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
            [req.params.songname]
          );
        } else {
          return db.query(
            "select * from plays where userid=$1 order by score desc",
            [userId]
          );
        }
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      if (req.params.songname && data.rows.length > 0) {
        songId = data.rows[0].id;
        return db.query(
          "select * from plays where userid=$1 and songid=$2 and difficulty=$3 order by score desc,percent desc limit 1",
          [userId, songId, req.params.difficulty]
        );
      } else {
        res.status(400).send("Could not find song!");
      }
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        res.status(200).json(data.rows[0]);
      } else {
        res.status(400).send("No data found!");
      }
    })
    .catch((err) => {
      res.status(500).send(err.message + JSON.stringify(req.body));
    });
});

app.get("/userdata/:username", (req, res) => {
  var songId = -1,
    userId = -1,
    finalData = {};
  db.query(
    "select id,megamix,futuretone,playstyle,playcount,fccount,rating,last_played,cool,fine,safe,sad,worst,eclear,nclear,hclear,exclear,exexclear from users where username=$1 limit 1",
    [req.params.username]
  )
    .then((data) => {
      if (data && data.rows.length > 0) {
        finalData = data.rows[0];
        return db.query(
          "select t.difficulty,COUNT(t.difficulty) from (select distinct on(songid) songid,*,users.id from plays join users on userid=users.id where users.username=$1 and plays.safe=0 and plays.worst=0 and plays.sad=0)t group by t.difficulty",
          [req.params.username]
        );
      } else {
        throw new Error("Could not retrieve user data!");
      }
    })
    .then((data) => {
      if (data) {
        var fcData = {};
        data.rows.forEach((fc) => {
          fcData[fc.difficulty] = fc.count;
        });
        finalData = { ...{ fcdata: fcData }, ...finalData };
        return db.query(
          "select t.difficulty,COUNT(t.difficulty) from (select distinct on(songid) songid,*,users.id from plays join users on userid=users.id where users.username=$1 and plays.fine=0 and plays.safe=0 and plays.worst=0 and plays.sad=0)t group by t.difficulty",
          [req.params.username]
        );
      } else {
        throw new Error("Could not retrieve user data!");
      }
    })
    .then((data) => {
      if (data) {
        var fcData = {};
        data.rows.forEach((fc) => {
          fcData[fc.difficulty] = fc.count;
        });
        finalData = { ...{ pfcdata: fcData }, ...finalData };
        res.status(200).json(finalData);
      } else {
        throw new Error("Could not retrieve user data!");
      }
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/plays/:username/:songid", (req, res) => {
  var limit = 5,
    offset = 0;
  if (req.query.limit) {
    limit = req.query.limit;
  }
  if (req.query.offset) {
    offset = req.query.offset;
  }
  db.query(
    "select plays.* from plays join users on users.id=plays.userid where users.username=$1 and plays.songid=$2 order by score desc,percent desc,date desc limit $3 offset $4",
    [req.params.username, req.params.songid, Number(limit), Number(offset)]
  )
    .then((data) => {
      res.status(200).json(data.rows);
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/playcount/:username/:songname/:difficulty", (req, res) => {
  var songId = -1,
    userId = -1;
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query(
          "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
          [req.params.songname]
        );
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      if (req.params.songname && data.rows.length > 0) {
        songId = data.rows[0].id;
        return db.query(
          "select * from plays where userid=$1 and songid=$2 and difficulty=$3 order by score desc",
          [userId, songId, req.params.difficulty]
        );
      } else {
        res.status(400).send("Could not find song!");
      }
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        res.status(200).json({ playcount: data.rows.length });
      } else {
        res.status(200).json({ playcount: 0 });
      }
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/songpasscount/:username/:songname/:difficulty", (req, res) => {
  var songId = -1,
    userId = -1;
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query(
          "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
          [req.params.songname]
        );
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      if (req.params.songname && data.rows.length > 0) {
        songId = data.rows[0].id;
        return db.query(
          "select * from plays where userid=$1 and songid=$2 and difficulty=$3 and score>0",
          [userId, songId, req.params.difficulty]
        );
      } else {
        res.status(400).send("Could not find song!");
      }
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        res.status(200).json({ passcount: data.rows.length });
      } else {
        res.status(200).json({ passcount: 0 });
      }
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/songfccount/:username/:songname/:difficulty", (req, res) => {
  var songId = -1,
    userId = -1;
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query(
          "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
          [req.params.songname]
        );
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      if (req.params.songname && data.rows.length > 0) {
        songId = data.rows[0].id;
        return db.query(
          "select * from plays where userid=$1 and songid=$2 and difficulty=$3 and safe=0 and sad=0 and worst=0",
          [userId, songId, req.params.difficulty]
        );
      } else {
        res.status(400).send("Could not find song!");
      }
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        res.status(200).json({ fccount: data.rows.length });
      } else {
        res.status(200).json({ fccount: 0 });
      }
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/songpfccount/:username/:songname/:difficulty", (req, res) => {
  var songId = -1,
    userId = -1;
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query(
          "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
          [req.params.songname]
        );
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      if (req.params.songname && data.rows.length > 0) {
        songId = data.rows[0].id;
        return db.query(
          "select * from plays where userid=$1 and songid=$2 and difficulty=$3 and fine=0 and safe=0 and sad=0 and worst=0",
          [userId, songId, req.params.difficulty]
        );
      } else {
        res.status(400).send("Could not find song!");
      }
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        res.status(200).json({ fccount: data.rows.length });
      } else {
        res.status(200).json({ fccount: 0 });
      }
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/songmods/:username/:songname/:difficulty", (req, res) => {
  var songId = -1,
    userId = -1,
    hs = 0,
    sd = 0,
    hd = 0;
  db.query("select id from users where username=$1 limit 1", [
    req.params.username,
  ])
    .then((data) => {
      if (data.rows.length > 0) {
        userId = data.rows[0].id;
        return db.query(
          "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
          [req.params.songname]
        );
      } else {
        throw new Error("Cannot find user!");
      }
    })
    .then((data) => {
      if (req.params.songname && data.rows.length > 0) {
        songId = data.rows[0].id;
        return db.query(
          "select COUNT(mod) from (select * from plays where userid=$1 and songid=$2 and difficulty=$3 and mod=$4)t",
          [userId, songId, req.params.difficulty, "HS"]
        );
      } else {
        res.status(400).send("Could not find song!");
      }
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        hs = data.rows[0].count;
      }
      return db.query(
        "select COUNT(mod) from (select * from plays where userid=$1 and songid=$2 and difficulty=$3 and mod=$4)t",
        [userId, songId, req.params.difficulty, "SD"]
      );
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        sd = data.rows[0].count;
      }
      return db.query(
        "select COUNT(mod) from (select * from plays where userid=$1 and songid=$2 and difficulty=$3 and mod=$4)t",
        [userId, songId, req.params.difficulty, "HD"]
      );
    })
    .then((data) => {
      if (data && data.rows.length > 0) {
        hd = data.rows[0].count;
      }
      res.status(200).json({ hs: hs, sd: sd, hd: hd });
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/rating/:username", (req, res) => {
  if (req.params.username) {
    db.query("select rating from users where username=$1 limit 1", [
      req.params.username,
    ]).then((data) => {
      if (data.rows.length > 0) {
        res.status(200).json(data.rows[0]);
      } else {
        res.status(200).json({ rating: 0 });
      }
    });
  } else {
    res.status(400).send("Invalid username!");
  }
});

app.get("/recentplays/:username", (req, res) => {
  if (req.params.username) {
    db.query(
      "select plays.* from plays join users on users.id=plays.userid where users.username=$1 order by plays.id desc limit 5",
      [req.params.username]
    ).then((data) => {
      if (data.rows.length > 0) {
        res.status(200).json(data.rows);
      } else {
        res.status(200).json([]);
      }
    });
  } else {
    res.status(400).send("Invalid username!");
  }
});

app.get("/users/:orderby/:sortorder", (req, res) => {
  if (
    req.params.orderby &&
    req.params.sortorder &&
    req.query.limit &&
    req.query.offset
  ) {
    var valid = ["rating", "last_played", "playcount", "username", "fccount"];
    var validsort = ["desc", "asc"];
    if (
      valid.includes(req.params.orderby) &&
      validsort.includes(req.params.sortorder)
    ) {
      db.query(
        "select username,rating,last_played,playcount,fccount from users order by " +
        req.params.orderby +
        " " +
        req.params.sortorder +
        ",rating desc limit $1 offset $2",
        [req.query.limit, req.query.offset]
      )
        .then((data) => {
          return res.status(200).json(data.rows);
        })
        .catch((err) => {
          res.status(500).send(err.message);
        });
    } else {
      res.status(400).send("Not a valid sort option!");
    }
  } else {
    res.status(400).send("Invalid query!");
  }
});

function ValidateToken(username, token) {
  return db
    .query("select authentication_token from users where username=$1 limit 1", [
      username,
    ])
    .then((data) => {
      if (data.rows.length > 0) {
        return token === data.rows[0].authentication_token;
      } else {
        return false;
      }
    });
}

function GetSongId(songname) {
  return db
    .query(
      "select id from songs where name=$1 or romanized_name=$1 or english_name=$1 limit 1",
      [songname]
    )
    .then((data) => {
      if (data.rows.length > 0) {
        return data.rows[0].id;
      } else {
        throw new Error("Could not get song ID for song '" + songname + "'");
      }
    });
}

function GetNoteCount(songname, difficulty) {
  var songID = -1;
  return GetSongId(songname)
    .then((id) => {
      songID = id;
      return db.query(
        "select notecount from songdata where songid=$1 and difficulty=$2 limit 1",
        [songID, difficulty]
      );
    })
    .then((data) => {
      if (data.rows.length > 0) {
        return data.rows[0].notecount;
      } else {
        throw new Error(
          "Could not get note count for song '" +
          songname +
          "' on difficulty '" +
          difficulty +
          "'"
        );
      }
    });
}

app.post("/song/:songname/:difficulty", (req, res) => {
  if (
    req.body &&
    req.params.songname &&
    req.params.difficulty &&
    req.body.username &&
    req.body.percent &&
    req.body.authentication_token
  ) {
    var noteCount = 0,
      songID = 0,
      fail = false;
    ValidateToken(req.body.username, req.body.authentication_token)
      .then((allowed) => {
        if (allowed) {
          return GetSongId(req.params.songname);
        } else {
          throw new Error("Could not authenticate!");
        }
      })
      .then((songId) => {
        if (songId) {
          songID = songId;
          return GetNoteCount(req.params.songname, req.params.difficulty);
        } else {
          throw new Error("Could not find song ID!");
        }
      })
      .then((noteCount) => {
        var percentThreshold =
          (req.params.difficulty === "E" ? 100 : 107) / 100.0;
        var percent = (req.params.difficulty === "E" ? 100 : 107)
          ? Math.min(req.body.percent / 100.0, percentThreshold)
          : Math.min(req.body.percent / 107.0, percentThreshold);
        var cool = 0;
        var fine = 0;
        var safe = 0;
        var sad = 0;
        var worst = 0;
        for (var i = 0; i < noteCount; i++) {
          if (req.body.isFC) {
            if (Math.random() < percent) {
              cool++;
            } else {
              fine++;
            }
          } else {
            if (Math.random() < percent) {
              cool++;
              continue;
            } else if (Math.random() < percent) {
              fine++;
              continue;
            } else if (Math.random() < percent) {
              worst++;
              continue;
            } else if (Math.random() < percent) {
              safe++;
              continue;
            } else if (Math.random() < percent) {
              sad++;
              continue;
            } else {
              worst++;
            }
          }
        }

        switch (req.params.difficulty) {
          case "E":
            {
              if (req.body.percent < 30) {
                fail = true;
              }
            }
            break;
          case "N":
            {
              if (req.body.percent < 50) {
                fail = true;
              }
            }
            break;
          case "H":
            {
              if (req.body.percent < 60) {
                fail = true;
              }
            }
            break;
          case "EX":
          case "EXEX":
            {
              if (req.body.percent < 70) {
                fail = true;
              }
            }
            break;
          default:
            {
              if (req.body.percent < 60) {
                fail = true;
              }
            }
            break;
        }

        if (req.body.fail) {
          fail = req.body.fail;
        }
        //res.status(200).json({cool:cool,fine:fine,safe:safe,sad:sad,worst:worst,percent:req.body.percent})
        return axios.post("http://projectdivar.com/submit", {
          username: req.body.username,
          authentication_token: req.body.authentication_token,
          song: req.params.songname,
          difficulty: req.params.difficulty,
          cool: cool,
          fine: fine,
          safe: safe,
          sad: sad,
          worst: worst,
          percent: req.body.percent,
          fail: String(fail),
        });
      })
      .then((data) => {
        res.status(200).json(data.data);
      })
      .catch((err) => {
        res.status(400).send(err.message);
      });
  } else {
    res.status(400).send("Invalid query!");
  }
});

function CheckUserExists(username, email) {
  return db.query(
    "select id,username,email,registered from users where username=$1 or email=$2 limit 1",
    [username, email]
  );
}

function SendLoginEmail(username, emailTo, authCode) {
  const transporter = nodemailer.createTransport({
    service: "gmail",
    auth: {
      user: "admin@projectdivar.com",
      pass: process.env.GMAIL, // naturally, replace both with your real credentials or an application-specific password
    },
  });
  transporter.sendMail(
    {
      from: "admin@projectdivar.com",
      to: emailTo,
      subject: "Project DivaR Login Code",
      html: `<b>${username}</b>,<br><br>Thank you for using Project DivaR!<br><br>Your authentication code is <b>${authCode}</b>!`,
    },
    (err, info) => {
      if (err) {
        console.log(err.message);
      } else {
        console.log(info.envelope);
        console.log(info.messageId);
      }
    }
  );
}

function SendRegistrationEmail(username, emailTo, authCode) {
  const transporter = nodemailer.createTransport({
    service: "gmail",
    auth: {
      user: "admin@projectdivar.com",
      pass: process.env.GMAIL, // naturally, replace both with your real credentials or an application-specific password
    },
  });
  transporter.sendMail(
    {
      from: "admin@projectdivar.com",
      to: emailTo,
      subject: "Project DivaR Registration Code",
      html: `<b>${username}</b>,<br><br>Thank you for signing up for Project DivaR!<br><br>Your authentication code is <b>${authCode}</b>!`,
    },
    (err, info) => {
      if (err) {
        console.log(err.message);
      } else {
        console.log(info.envelope);
        console.log(info.messageId);
      }
    }
  );
}

function GetUserInfo(username) {
  return db.query(
    "select id,username,email,code_time from users where username=$1 limit 1",
    [username]
  );
}
function GetUserLoginAllowed(username, authCode) {
  return db.query(
    "select id,username,email,code_time,playstyle,twitter_name,twitch_name from users where username=$1 and code=$2 limit 1",
    [username, authCode]
  );
}
app.post("/authenticate/authToken", (req, res) => {
  if (req.body && req.body.username && req.body.authCode) {
    GetUserLoginAllowed(req.body.username.trim(), req.body.authCode.trim())
      .then((data) => {
        if (data.rows.length > 0) {
          return db.query(
            "select authentication_token from users where id=$1",
            [data.rows[0].id]
          );
        } else {
          return new Error("Failed login!");
        }
      })
      .then((data) => {
        if (data.rows.length > 0) {
          res.status(200).json(data.rows[0]);
        } else {
          return new Error("Failed to get authentication token!");
        }
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid Credentials!");
  }
});

app.post("/authenticate/login", (req, res) => {
  if (req.body && req.body.username && req.body.authCode) {
    GetUserLoginAllowed(
      req.body.username.trim(),
      req.body.authCode.trim()
    ).then((data) => {
      if (data.rows.length > 0) {
        res.status(200).json(data.rows[0]);
      } else {
        return new Error("Failed login!");
      }
    });
  } else {
    res.status(400).send("Invalid Credentials!");
  }
});

app.post("/sendemail/login", function (req, res) {
  if (req.body && req.body.username) {
    GetUserInfo(req.body.username.trim())
      .then((data) => {
        if (data.rows.length > 0) {
          res.status(200).send("Email sent.");
          //console.log(data.rows[0].code_time)
          if (data.rows[0].code_time) {
            if (
              moment(data.rows[0].code_time, "YYYY-MM-DD HH:mm:ss.SSSZ").diff(
                moment(),
                "minutes"
              ) <= -15
            ) {
              var authCode = Math.floor(Math.random() * 90000) + 10000;
              SendLoginEmail(req.body.username, data.rows[0].email, authCode);
              db.query("update users set code=$1,code_time=$3 where id=$2", [
                authCode,
                data.rows[0].id,
                moment(),
              ]);
            }
            //console.log(moment(data.rows[0].code_time,"YYYY-MM-DD HH:mm:ss.SSSZ").diff(moment(),'minutes'))
          } else {
            var authCode = Math.floor(Math.random() * 90000) + 10000;
            SendLoginEmail(req.body.username, data.rows[0].email, authCode);
            db.query("update users set code=$1,code_time=$3 where id=$2", [
              authCode,
              data.rows[0].id,
              moment(),
            ]);
          }
        } else {
          return new Error("User does not exist!");
        }
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.patch("/updateRegisteredState", function (req, res) {
  if (req.body && req.body.username && req.body.authCode) {
    GetUserLoginAllowed(req.body.username, req.body.authCode)
      .then((data) => {
        if (data.rows.length > 0) {
          return db.query("update users set registered=$1 where id=$2", [
            true,
            data.rows[0].id,
          ]);
        } else {
          throw new Error("Could not login!");
        }
      })
      .then((data) => {
        res.status(200).send("Registered!");
      })
      .catch((err) => {
        res.status(500).send("Could not finish registration!");
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.post("/sendemail/register", function (req, res) {
  if (req.body && req.body.username && req.body.email) {
    //Generate a token for the user to login with.
    CheckUserExists(req.body.username.trim(), req.body.email.trim())
      .then((data) => {
        var authCode = Math.floor(Math.random() * 90000) + 10000;
        var authenticationToken =
          String(Math.floor(Math.random() * 90000) + 10000) +
          "-" +
          String(Math.floor(Math.random() * 90000) + 10000) +
          "-" +
          String(Math.floor(Math.random() * 90000) + 10000);
        if (data.rows.length > 0) {
          //db.query("update users set code=$1 where id=$2",[authCode,data.rows[0].id])
          if (data.rows[0].registered) {
            throw new Error("User already exists!");
          } else {
            return db.query(
              "update users set code=$1 where id=$2 returning code",
              [authCode, data.rows[0].id]
            );
          }
        } else {
          return db.query(
            "insert into users(username,email,authentication_token,code) values($1,$2,$3,$4) returning code",
            [req.body.username, req.body.email, authenticationToken, authCode]
          );
        }
      })
      .then((data) => {
        if (data.rows.length > 0) {
          res.status(200).send("Email sent.");
          SendRegistrationEmail(
            req.body.username,
            req.body.email,
            data.rows[0].code
          );
        } else {
          throw new Error("Something bad happened!");
        }
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

function AuthenticateUser(username, auth) {
  return db.query(
    "select id,username,email from users where username=$1 and authentication_token=$2 limit 1",
    [username, auth]
  );
}

app.post("/authenticateuser", function (req, res) {
  if (req.body && req.body.username && req.body.authenticationToken) {
    AuthenticateUser(
      req.body.username.trim(),
      req.body.authenticationToken.trim()
    )
      .then((data) => {
        if (data.rows.length > 0) {
          res.status(200).send("Authentication Success!");
        } else {
          throw new Error("Authentication Failed!");
        }
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.post("/updateuser", function (req, res) {
  var userId = -1;
  if (
    req.body &&
    req.body.playStyle &&
    req.body.username &&
    req.body.authCode
  ) {
    GetUserLoginAllowed(req.body.username, req.body.authCode)
      .then((data) => {
        if (data.rows.length > 0) {
          userId = data.rows[0].id;
          if (req.body.twitchName) {
            db.query("update users set twitch_name=$1 where id=$2", [
              req.body.twitchName,
              userId,
            ]);
          }

          if (req.body.twitterName) {
            return axios.get(
              "https://api.twitter.com/1.1/users/show.json?screen_name=" +
              req.body.twitterName,
              {
                headers: {
                  /*BEARER*/ Authorization:
                    "Bearer " + process.env.TWITTER_BEARER, //the token is a variable which holds the token
                },
              }
            );
          } else {
            return { data: {} };
          }
        } else {
          throw new Error("Could not login!");
        }
      })
      .then((data) => {
        if (data.data.id) {
          return db.query(
            "update users set playstyle=$1,twitter=$2,twitter_name=$3 where id=$4",
            [req.body.playStyle, data.data.id, req.body.twitterName, userId]
          );
        } else {
          return db.query("update users set playstyle=$1 where id=$2", [
            req.body.playStyle,
            userId,
          ]);
        }
      })
      .then((data) => {
        res.status(200).send("Successfully updated user settings!");
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.post("/getUserAuthData", function (req, res) {
  if (req.body && req.body.password && req.body.userId) {
    if (req.body.password === process.env.GUARDIANPASSWORD) {
      db.query(
        "select uploads,username,authentication_token from users where id=$1",
        [req.body.userId]
      )
        .then((data) => {
          if (data.rows.length > 0) {
            res.status(400).json(data.rows[0]);
            db.query("update users set uploads=$1 where id=$2", [
              data.rows[0].uploads + 1,
              req.body.userId,
            ]);
          } else {
            res.status(400).send("No user found!");
          }
        })
        .catch((err) => {
          res.status(500).send(err.message);
        });
    } else {
      res.status(400).send("Authentication failed!");
    }
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.post("/passImageData", function (req, res) {
  if (req.body && req.body.user && req.body.auth && req.body.url) {
    axios
      .post("http://projectdivar.com/image", {
        user: req.body.user,
        auth: req.body.auth,
        url: req.body.url,
      })
      .then((data) => {
        res.status(200).json(data.data);
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.post("/streamstart/:id", function (req, res) {
  if (req.body && req.body.username && req.body.authentication_token) {
    GetUserLoginAllowed(
      req.body.username.trim(),
      req.body.authentication_token.trim()
    )
      .then((data) => {
        if (data.rows.length > 0) {
          spawn("../divabotguardian/stream_monitor.sh", [
            Number(req.params.id),
          ]);
          res.status(200).send("Monitor started");
        } else {
          res.status(400).send("Failed to authenticate");
        }
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.post("/streamtop/:id", function (req, res) {
  exec("ps 43", (err, out, stderr) => {
    if (err) {
      res.status(500).send(`${err.message}`);
      return;
    }
    if (stderr) {
      res.status(500).send(`${stderr}`);
      return;
    }
    res.status(200).send(`${out}`);
  });
});

app.post("/streaminfo/:id", function (req, res) {
  if (req.body && req.body.username && req.body.authentication_token) {
    GetUserLoginAllowed(
      req.body.username.trim(),
      req.body.authentication_token.trim()
    )
      .then((data) => {
        if (data.rows.length > 0) {
          exec(
            "ps $(cat ../divabotguardian/processes/" +
            Number(req.params.id) +
            ".ffmpeg)|wc -l",
            (err, out, stderr) => {
              if (err) {
                res.status(500).send(`${err.message}`);
                return;
              }
              if (stderr) {
                res.status(500).send(`${stderr}`);
                return;
              }
              res.status(200).send(`${out}`);
            }
          );
        } else {
          res.status(400).send("Failed to authenticate");
        }
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.get("/cans", function (req, res) {
  db.query(
    "select (select count(*) from cans where can=true) as cans,(select count(*) from cans where can=false) as notcan;"
  )
    .then((data) => {
      res.status(200).send(data.rows[0]);
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/ev", function (req, res) {
  if (req.query.all) {
    db.query(
      "select * from " + (req.query.en ? "en_" : "") + "event order by id desc;"
    )
      .then((data) => {
        res.status(200).send(data.rows);
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    db.query(
      "select * from " +
      (req.query.en ? "en_" : "") +
      "event order by id desc limit 1;"
    )
      .then((data) => {
        res.status(200).send(data.rows[0]);
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  }
});

app.post("/cans", function (req, res) {
  if (req.body && req.body.cans !== undefined && req.body.cans !== null) {
    db.query("insert into cans(date,can) values($1,$2)", [
      moment(),
      req.body.cans,
    ]).then((data) => {
      res.status(200).send("Done!");
    });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.post("/streamkill/:id", function (req, res) {
  if (req.body && req.body.username && req.body.authentication_token) {
    GetUserLoginAllowed(
      req.body.username.trim(),
      req.body.authentication_token.trim()
    )
      .then((data) => {
        if (data.rows.length > 0) {
          exec(
            "kill $(cat ../divabotguardian/processes/" +
            Number(req.params.id) +
            ".ffmpeg)|wc -l",
            (err, out, stderr) => {
              if (err) {
                res.status(500).send(`${err.message}`);
                return;
              }
              if (stderr) {
                res.status(500).send(`${stderr}`);
                return;
              }
              res.status(200).send(`${out}`);
            }
          );
        } else {
          res.status(400).send("Failed to authenticate");
        }
      })
      .catch((err) => {
        res.status(500).send(err.message);
      });
  } else {
    res.status(400).send("Invalid credentials!");
  }
});

app.get("/streamdata/:id", function (req, res) {
  db.query("select twitch_name from users where id=$1", [req.params.id])
    .then((data) => {
      return twitchStreams.get(data.rows[0].twitch_name);
    })
    .then(function (streams) {
      if (streams.length > 0) {
        var streamchoice = undefined;
        for (var i = 0; i < streams.length; i++) {
          if (streams[i].quality.includes("720p")) {
            streamchoice = streams[i];
            break;
          }
        }
        if (streamchoice === undefined) {
          streamchoice = streams[0];
        }
        res.status(200).send(streamchoice.url);
      } else {
        res.status(400).send("Not online!");
      }
    })
    .catch((err) => {
      res.status(500).send(err.message);
    });
});

app.get("/eventchart", function (req, res) {
  const myChart = new QuickChart();
  myChart
    .setConfig({
      type: "bar",
      data: {
        labels: ["Hello world", "Foo bar"],
        datasets: [{ label: "Foo", data: [1, 2] }],
      },
    })
    .setWidth(300)
    .setHeight(150);

  // You can send the URL to someone...
  const chartImageUrl = myChart.getUrl();
  res.status(200).send('<img src="' + chartImageUrl + '">');
});

var process_images = [];
var processPromises = [];
var largestId = 0;
var filterId = 0;
var MAX_INDEX = 12; //To prevent being rate-limited.

function Process(data, ind) {
  for (var i in data.data.statuses) {
    var tweet = data.data.statuses[i];
    if (
      (tweet.source && tweet.source.includes("Nintendo Switch Share")) ||
      tweet.source.includes("PlayStation®Network")
    ) {
      if (tweet.extended_entities) {
        //console.log(tweet.extended_entities.media)
        for (var j = 0; j < tweet.extended_entities.media.length; j++) {
          var media = tweet.extended_entities.media[j];
          process_images.push({
            image: media.media_url,
            user: tweet.user.id,
            id: tweet.id,
          });
        }
      }
    }
  }
  //console.log(process_images)
  if (data.data.search_metadata.next_results && ind < MAX_INDEX) {
    return axios
      .get(
        "https://api.twitter.com/1.1/search/tweets.json" +
        data.data.search_metadata.next_results,
        {
          headers: {
            /*BEARER*/ Authorization: "Bearer " + process.env.TWITTER_BEARER, //the token is a variable which holds the token
          },
        }
      )
      .then((data) => {
        //console.log("Going to next: "+(ind+1))
        return Process(data, ind + 1);
      });
  }
  return "Done!";
}

app.use(
  "/files",
  express.static("files", {
    maxAge: 86400000 * 30,
  })
);

/*
axios.get('https://api.twitter.com/1.1/search/tweets.json?q=@divarbot', {
  headers: {
    Authorization: 'Bearer '+process.env.TWITTER_BEARER  //the token is a variable which holds the token
  }
})
.then((data)=>{
  //console.log(data.data.statuses)
  //console.log(data.data)
  return Process(data);
})
.then((data)=>{process_images.forEach((image)=>{console.log(image)})})*/
/*setInterval(
()=>{
  twitchStreams.get('smallant')
    .then(function(streams) {
      //console.log(streams)
      if (streams.length>0) {
        db.query("update streams set stream=$1 where id=1",[streams[0].url]);
      }
    })
    .catch((err)=>{
      console.log(err.message)
    })
},5000)*/

/*
setInterval(
()=>{
  function addToQueue(uploadData) {
    if (uploadData.tries===undefined||uploadData.tries===null) {
      uploadData.tries=1;
    } else {
      uploadData.tries+=1;
    }
    if (uploadData.tries<5) {
      console.log("Failed to upload. Added back to queue. Tries: "+uploadData.tries+" / "+JSON.stringify(uploadData))
      db.query("insert into uploadedplays(filename,userid,submissiondate,id,playid,tries) values($1,$2,$3,$4,$5,$6);",
      [uploadData.filename,uploadData.userid,uploadData.submissiondate,uploadData.id,uploadData.playid,uploadData.tries])
    }
  }
  var uploadData=undefined,user=undefined,auth=undefined,playData;
  db.query("select * from uploadedplays where tries is null or tries>=0 order by submissiondate asc limit 1")
  .then((data)=>{
    if (data.rows.length>0) {
      uploadData=data.rows[0];
      //console.log(uploadData)
      return db.query("select username,authentication_token from users where id=$1",[uploadData.userid])
    }
  })
  .then((data)=>{
    if (uploadData && data.rows.length>0) {
      user=data.rows[0].username
      auth=data.rows[0].authentication_token
      if (uploadData.tries!==undefined&&uploadData.tries!==null) {
        return db.query("update uploadedplays set tries=$2 where id=$1",[uploadData.id,(uploadData.tries*-1)])
      } else {
        return db.query("update uploadedplays set tries=-1 where id=$1",[uploadData.id])
      }
    }
  })
  .then((data)=>{
    if (uploadData) {
      //console.log(data.data)
      return axios.post("http://projectdivar.com/image",
      {url:uploadData.filename,user:user,auth:auth})
    }
  })
  .then((data)=>{
    if (uploadData) {
      if (data.data==="Invalid parameters!") {
        throw new Error("Invalid parameters while trying to submit play!")
      }
    }
  })
  .catch((err)=>{
    if (uploadData) {
      addToQueue(uploadData)
    }
  })
}
,1000)
*/

//setInterval(()=>{db.query("select * from twitter_bot limit 1")
//.then((data)=>{
//	largestId=filterId=data.rows[0].lastpost;
//	//console.log("Filter Id: "+filterId);
//	/*return axios.get('https://api.twitter.com/1.1/search/tweets.json?q=%23mega39s', {
//		headers: {
//			Authorization: 'Bearer '+process.env.TWITTER_BEARER  //the token is a variable which holds the token
//		}
//	})*/
//	return axios.get('https://api.twitter.com/1.1/search/tweets.json?q=%23divarbot', {
//		headers: {
//			Authorization: 'Bearer '+process.env.TWITTER_BEARER  //the token is a variable which holds the token
//		}
//	})
//})
//.then((data)=>{
//	//console.log(data.data.statuses)
//	//console.log(data.data)
//	//data.data.s
//	//console.log("Reading Twitter Data...")
//	return Process(data,0);
//})
//.then((data)=>{
//	//console.log(process_images)
//	var promisesDone=0;
//	process_images.forEach((obj)=>{
//	if (filterId<obj.id) {
//		if (largestId<obj.id) {largestId=obj.id}
//		processPromises.push(new Promise((resolve,reject)=>{
//		console.log("Process Twitter Post: "+obj.id);
//		return db.query("select id from users where twitter=$1",[obj.user])
//		.then((data)=>{
//			if (data.rows.length>0) {
//				console.log("Process new play for User id "+data.rows[0].id+"...")
//				return db.query("insert into uploadedplays values($1,$2,$3)",[obj.image,data.rows[0].id,new Date()])
//				.then(()=>{resolve("Done!")})
//			} else {
//				reject("Not associated with an Id!")
//			}
//		})
//		.catch((err)=>{console.log(err.message);reject("Failed!")})}))
//	}
//})
////setTimeout(()=>{console.dir(processPromises, {'maxArrayLength': null})},2000)
//return Promise.allSettled(processPromises)
//})
//.then((data)=>{
//	//console.log(largestId)
//	return db.query("update twitter_bot set lastpost=$1 returning *",[largestId])
//})
//.catch((err)=>{console.log(err.message)})
//},60000)

// setInterval(() => {
//   // axios.get("http://www.projectdivar.com/eventdata/t20?chart=true&force=true");
// }, 20000);

CreateDynamicEndpoints();

app.listen(port, () =>
  console.log(`app listening at http://localhost:${port}`)
);