Allow for x-www-form-urlencoded whatever

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

.gitignore

@@ -1 +1,2 @@
-*.class
+*.class
+.clientsecret

src/sig/client.java

@@ -1,18 +1,59 @@
 package sig;
+import java.io.IOException;
+import java.net.URLEncoder;
 import java.net.http.HttpResponse;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.HashMap;
 
 import sig.exceptions.FailedResponseException;
 import sig.requests.GETRequest;
 import sig.requests.POSTRequest;
 
 public class client {
+    static String SECRET = "";
+
+    private static String JSON(HashMap<String, Object> testMap) {
+        StringBuilder sb = new StringBuilder();
+        String temp = testMap.toString();
+        if (temp.charAt(0)=='{') {
+            sb.append("{");
+            int marker=1;
+            boolean ending=false;
+            while (marker<temp.length()) { 
+                if (!ending&&temp.charAt(marker)!=' '&&temp.charAt(marker)!='{'&&temp.charAt(marker)!='}') {
+                    ending=true;
+                    sb.append("\"");
+                } else 
+                if (ending&&(temp.charAt(marker)=='='||temp.charAt(marker)==','||temp.charAt(marker)=='}')) {
+                    ending=false;
+                    sb.append("\"");
+                }
+                if (!ending&&temp.charAt(marker)=='=') {
+                    sb.append(':');
+                } else {
+                    sb.append(temp.charAt(marker));
+                }
+                marker++;
+            }
+        } else {
+            throw new UnsupportedOperationException("Not valid JSON!");
+        }
+        return sb.toString();
+    }
+
     public static void main(String[] args) {
+        try {
+            SECRET = Files.readAllLines(Path.of("..",".clientsecret")).get(0);
+        } catch (IOException e1) {
+            e1.printStackTrace();
+        }
         try {
             
             //Regular get request:
-            GETRequest res = new GETRequest("https://postman-echo.com/get?foo1=bar1&foo2=bar2");
-            System.out.println(((HttpResponse<String>)res.run()).body());
+            //GETRequest res = new GETRequest("https://postman-echo.com/get?foo1=bar1&foo2=bar2");
+            //System.out.println(((HttpResponse<String>)res.run()).body());
 
             /*GET Block
 
@@ -36,9 +77,16 @@ public class client {
                 res = new GETRequest("https://postman-echo.com/basic-auth","postman","password",30000,null);
                 System.out.println(((HttpResponse<String>)res.run()).body());
             */
+            /*GETRequest res = new GETRequest("https://api.twitch.tv/helix/users?login=sigonitori",30000,"Client-Id","otppg8l1x7xbrfnqex1np1qba47mzf");
+            System.out.println(((HttpResponse<String>)res.run()).body());*/
+            HashMap<String,Object> obj = new HashMap();
+            obj.put("type","stream.online");
+            obj.put("version","1");
+            obj.put("version","1");
 
             //Regular POST request with body:
-            POSTRequest postRes = new POSTRequest("https://8080-sigonasr2-sigplace-5j5fknii87n.ws-us54.gitpod.io/","Test a longer body\nwith much more\nlines now.\n\n");
+            POSTRequest postRes = new POSTRequest("https://id.twitch.tv/oauth2/token","client_id=otppg8l1x7xbrfnqex1np1qba47mzf&client_secret="+SECRET+"&grant_type=client_credentials");
+            postRes.setContentType("application/x-www-form-urlencoded");
             System.out.println(((HttpResponse<String>)postRes.run()).body());
 
             /*

src/sig/requests/POSTRequest.java

@@ -22,6 +22,11 @@ public class POSTRequest extends GETRequest{
 
     String body = "";
     Path uploadFile = null;
+    String contentType = "application/json";
+
+    public void setContentType(String contentType) {
+        this.contentType = contentType;
+    }
 
     public POSTRequest(String url, String body, String username, String password, long timeout, Path outputFile, String... headers) {
         super(url, username, password, timeout, outputFile, headers);
@@ -111,7 +116,7 @@ public class POSTRequest extends GETRequest{
     @Override
     protected java.net.http.HttpRequest.Builder finalizeRequestPreBuild(
             java.net.http.HttpRequest.Builder requestBuild) throws FailedResponseException{
-                requestBuild.headers("Content-Type","application/json");
+                requestBuild.headers("Content-Type",contentType);
         try {
             return file!=null?requestBuild.POST(HttpRequest.BodyPublishers.ofFile(file)):
             body.length()>0?requestBuild.POST(HttpRequest.BodyPublishers.ofString(body)):