fixed mirgation + back-end + front end filter, heart shaped button and special FavSongRow

back/prisma/migrations/20230822074959_liked_songs/migration.sql

@@ -1,8 +0,0 @@
-/*
-  Warnings:
-
-  - Added the required column `likedSongs` to the `User` table without a default value. This is not possible if the table is not empty.
-
-*/
--- AlterTable
-ALTER TABLE "User" ADD COLUMN     "likedSongs" JSONB NOT NULL DEFAULT '{}'::jsonb;

back/prisma/migrations/20230917180806_add_liked_songs/migration.sql

@@ -0,0 +1,15 @@
+-- CreateTable
+CREATE TABLE "LikedSongs" (
+    "id" SERIAL NOT NULL,
+    "userId" INTEGER NOT NULL,
+    "songId" INTEGER NOT NULL,
+    "addedDate" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "LikedSongs_pkey" PRIMARY KEY ("id")
+);
+
+-- AddForeignKey
+ALTER TABLE "LikedSongs" ADD CONSTRAINT "LikedSongs_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "LikedSongs" ADD CONSTRAINT "LikedSongs_songId_fkey" FOREIGN KEY ("songId") REFERENCES "Song"("id") ON DELETE CASCADE ON UPDATE CASCADE;

back/prisma/schema.prisma

@@ -21,7 +21,16 @@ model User {
     SongHistory   SongHistory[]
     searchHistory SearchHistory[]
     settings      UserSettings?
-    likedSongs    Json?
+    likedSongs    LikedSongs[]
+}
+
+model LikedSongs {
+    id                   Int        @id @default(autoincrement())
+    user                 User       @relation(fields: [userId], references: [id], onDelete: Cascade)
+    userId               Int
+    song                 Song       @relation(fields: [songId], references: [id], onDelete: Cascade)
+    songId               Int
+    addedDate            DateTime   @default(now())
 }
 
 model UserSettings {
@@ -61,6 +70,7 @@ model Song {
     genre            Genre?        @relation(fields: [genreId], references: [id])
     difficulties     Json
     SongHistory      SongHistory[]
+    likedByUsers     LikedSongs[]
 }
 
 model SongHistory {