#include "gameDefines.h"

extern Meteos*game;

Board::Board(vi2d boardSize,float gravity,float spawnRate)
:boardSize(boardSize),gravity(gravity),spawnRate(spawnRate){
    drawOffset={(float)game->ScreenWidth()/2-boardSize.x/2*12,(float)game->ScreenHeight()/2-boardSize.y/2*12};
    yBottom=(boardSize.y-1)*12;
    for (int i=0;i<boardSize.x;i++) {
        cols.push_back(std::vector<Block>());
    }
    BlockClump c=BlockClump();
    c.addBlock(0,0);
    c.addBlock(1,0);
    c.addBlock(2,0);
    c.vspeed=-20;
    c.y=yBottom-12;
    BlockClump c2=BlockClump();
    c2.addBlock(0,0);
    c2.addBlock(1,0);
    c2.addBlock(1,-1);
    c2.addBlock(2,0);
    c2.vspeed=20;
    c2.y=24;
    clumps.push_back(c);
    clumps.push_back(c2);
}

void Board::spawnBlock(int col){
    BlockClump c=BlockClump();
    c.addBlock(col);
    for(int counter=1;game->coinFlip(game->gen)==0;counter++) {
        c.addBlock(col,-counter);
    }
    if (game->coinFlip(game->gen)==0) {
        if (col>0) {
            c.addBlock(col-1);
            for(int counter=1;game->coinFlip(game->gen)==0;counter++) {
                c.addBlock(col-1,-counter);
            }
        }
    }
    if (game->coinFlip(game->gen)==0) {
        if (col<boardSize.x-1) {
            c.addBlock(col+1);
            for(int counter=1;game->coinFlip(game->gen)==0;counter++) {
                c.addBlock(col+1,-counter);
            }
        }
    }
    clumps.push_back(c);
}

std::vector<Block>&Board::getBlocks(int col){
    return cols[col];
}

std::vector<BlockClump>&Board::getBlockClumps(){
    return clumps;
}

void Board::removeClump(int ind){
    clumps.erase(clumps.begin()+ind);
}

void Board::convertClump(int ind){
    BlockClump&c=clumps[ind];
    for (Block&b:c.getBlocks()){
        if (b.markedForDeletion) continue;
        bool emptyAirBelow=true;
        for (int i=0;i<cols[b.pos.x/12].size();i++) {
            Block&b2=cols[b.pos.x/12][i];
            if (c.getBlockPosition(b).y+12>=b2.pos.y&&c.getBlockPosition(b).y<=b2.pos.y+12) {
                emptyAirBelow=false;
                break;
            }
        }
        if (c.getBlockPosition(b).y>=yBottom) {
            emptyAirBelow=false;
        }
        if (emptyAirBelow) {
            BlockClump c2;
            for (int i=0;i<c.getBlocks().size();i++) {
                Block&b2=c.getBlocks()[i];
                if (c.getBlockPosition(b).x==b2.pos.x) {
                    b2.markedForDeletion=true;
                    c2.addBlock(b2.pos);
                }
                c2.y=c.y;
            }
            clumps.push_back(c2);
        } else {
            b.pos=c.getBlockPosition(b);
            cols[b.pos.x/12].push_back(b);
        }
    }
    removeClump(ind);
}