Like system is working

src/controllers/LikesController.ts

@@ -1,4 +1,7 @@
 import { RequestHandler } from "../entities/RequestHandler";
+import { LikesType, LikesHelper } from "../helpers/LikesHelper";
+import { UserHelper } from "../helpers/UserHelper";
+import { GroupsAccessLevel } from "../entities/Group";
 
 /**
  * Likes controller
@@ -13,7 +16,62 @@ export class LikesController {
 	 * @param h Request handler
 	 */
 	public static async Update(h: RequestHandler) {
-		// TODO : implement
+		const req_type = h.postString("type");
+		const is_linking = h.postBool("like");
+
+		let id: number;
+		let type: LikesType;
+
+		switch(req_type) {
+
+			// In case of user
+			case "user":
+				id = await h.postUserId("id");
+				type = LikesType.USER;
+
+				if(!await UserHelper.CanSeeUserPage(h.getUserId(), id))
+					h.error(401, "You cannot access this user information!")
+				
+				break;
+			
+			
+			// In case of post
+			case "post":
+				id = await h.postPostIDWithAccess("id");
+				type = LikesType.POST;
+			
+				// TODO : delete any notification targetting this user about the post
+				
+				break;
+			
+			
+			// In case of comment
+			case "comment":
+				id = await h.postCommentIDWithAccess("id");
+				type = LikesType.COMMENT;
+				break;
+			
+			
+			// In case of group
+			case "group":
+				id = await h.postGroupIDWithAccess("id", GroupsAccessLevel.VIEW_ACCESS);
+				type = LikesType.GROUP;
+				break;
+			
+			
+			// Default case : throw an error
+			default:
+				throw Error("Unsupported like type : "+req_type+" !");
+
+		}
+
+
+		// Update like status
+		await LikesHelper.Update(h.getUserId(), is_linking, id, type);
+
+
+		h.success();
+
 	}
 
 }