added tracks and perfomers tables, fixed queries

app/Models/Loaders/PlaylistLoader.php

@@ -9,12 +9,12 @@ class PlaylistLoader
     public function getPlaylist(): array
     {
         $data = Track::select(
-            "Track.Name as Track",
+            "tracks.name as Track",
-            "Performer.Name as Performer"
+            "performers.name as Performer"
-        )->join('Performer', function ($join) {
+        )->join('performers', function ($join) {
-                $join->on('Performer.Id', "=", "Track.Performer")
+                $join->on('performers.id', "=", "tracks.performer_id")
-                    ->where('Performer.DeleteDate', NULL);
+                    ->where('performers.deleted_at', NULL);
-            })->orderBy('Performer')->get();
+            })->orderBy('performer_id')->get();
 
         return $data ? $data->toArray() : [];
     }

app/Models/ORM/Track.php

@@ -9,11 +9,11 @@ class Track extends Model
 {
     use SoftDeletes;
 
-    const DELETED_AT = 'DeleteDate';
+    const DELETED_AT = 'deleted_at';
-    const UPDATED_AT = 'UpdatedDate';
+    const UPDATED_AT = 'updated_at';
-    const CREATED_AT = 'DateOfCreation';
+    const CREATED_AT = 'created_at';
 
     protected $primaryKey = 'Id';
-    protected $table = 'Track';
+    protected $table = 'tracks';
-    protected $fillable = ['Name', 'Length'];
+    protected $fillable = [ 'name', 'length' ];
 }

database/migrations/2026_06_17_084215_create_performers_table.php

@@ -0,0 +1,29 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('performers', function (Blueprint $table) {
+            $table->id();             // id (bigint unsigned, auto-increment)
+            $table->string('name');   // name (имя исполнителя / название группы)
+            $table->timestamps();     // created_at и updated_at
+            $table->softDeletes();    // deleted_at (для мягкого удаления)
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('performers');
+    }
+};

database/migrations/2026_06_17_084348_create_tracks_table.php

@@ -0,0 +1,36 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('tracks', function (Blueprint $table) {
+            $table->id();                                     // id (bigint unsigned, auto-increment)
+            $table->string('name');                           // name (varchar 255)
+            $table->unsignedInteger('length');                 // length (длительность трека в секундах)
+            
+            // performer_id (внешний ключ, связываем с таблицей performers)
+            $table->foreignId('performer_id')
+                  ->constrained('performers')
+                  ->onDelete('cascade');                      // если удалить исполнителя, удалятся и его треки
+            
+            $table->timestamps();                             // created_at и updated_at
+            $table->softDeletes();                            // deleted_at (для мягкого удаления)
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('tracks');
+    }
+};

database/seeders/DatabaseSeeder.php

@@ -25,7 +25,9 @@ class DatabaseSeeder extends Seeder
         $this->call([
             UserSeeder::class,
             EventSeeder::class,
-            PlaceSeeder::class
+            PlaceSeeder::class,
+            PerformerSeeder::class,
+            TrackSeeder::class
         ]);
     }
 }

database/seeders/PerformerSeeder.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use Illuminate\Support\Facades\DB;
+use Carbon\Carbon;
+
+class PerformerSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     */
+    public function run(): void
+    {
+        // Массив исполнителей для вставки
+        $performers = [
+            ['name' => 'Deep Purple'],
+            ['name' => 'Rainbow'],
+            ['name' => 'DIO'],
+            ['name' => 'Black Sabbath'],
+        ];
+
+        // Добавляем к каждой записи метки времени, чтобы поля не были пустыми
+        $now = Carbon::now();
+        foreach ($performers as &$performer) {
+            $performer['created_at'] = $now;
+            $performer['updated_at'] = $now;
+        }
+
+        // Чистим таблицу перед заполнением (опционально, чтобы не дублировать)
+        // DB::table('performers')->truncate();
+
+        // Массовая вставка в базу данных
+        DB::table('performers')->insert($performers);
+    }
+}

database/seeders/TrackSeeder.php

@@ -0,0 +1,74 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use Illuminate\Support\Facades\DB;
+use Carbon\Carbon;
+
+class TrackSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     */
+    public function run(): void
+    {
+        // SQL-запрос для проверки существования таблицы
+        $tableExists = DB::select("SHOW TABLES LIKE 'performers'");
+
+        if (empty($tableExists)) {
+             $this->command->error("Таблица 'performers' отсутствует в базе данных!");
+        }
+
+        // Очищаем таблицу перед заполнением
+        DB::table('tracks')->truncate();
+
+        // 1. Получаем ID исполнителей из базы по их именам
+        $rainbowId = DB::table('performers')->where('name', 'Rainbow')->value('id');
+        $blackSabbathId = DB::table('performers')->where('name', 'Black Sabbath')->value('id');
+        $dioId = DB::table('performers')->where('name', 'DIO')->value('id');
+
+        // Если сидер запускается отдельно и исполнителей нет, остановим процесс
+        if (!$rainbowId || !$blackSabbathId || !$dioId) {
+            $this->command->error('Исполнители не найдены в базе данных. Сначала запустите PerformerSeeder!');
+            return;
+        }
+
+        // 2. Список треков со связями
+        $tracksData = [
+            // Rainbow
+            ['name' => 'Gates Of Babylon', 'performer_id' => $rainbowId],
+            ['name' => 'Lady Of The Lake', 'performer_id' => $rainbowId],
+            ['name' => 'Tarot Woman', 'performer_id' => $rainbowId],
+            ['name' => 'Long Live Rock\'n\'Roll', 'performer_id' => $rainbowId],
+            ['name' => 'Man On The Silver Mountain', 'performer_id' => $rainbowId],
+            ['name' => 'Kill The King', 'performer_id' => $rainbowId],
+            ['name' => 'Can\'t Let You Go', 'performer_id' => $rainbowId],
+            ['name' => 'Rainbow\'s Eyes', 'performer_id' => $rainbowId],
+            ['name' => 'Sixteen Century Greensleeves', 'performer_id' => $rainbowId],
+
+            // Black Sabbath
+            ['name' => 'Neon Knights', 'performer_id' => $blackSabbathId],
+            ['name' => 'Children Of The Sea', 'performer_id' => $blackSabbathId],
+            ['name' => 'Heaven And Hell', 'performer_id' => $blackSabbathId],
+
+            // DIO
+            ['name' => 'Holy Diver', 'performer_id' => $dioId],
+            ['name' => 'Last In Line', 'performer_id' => $dioId],
+            ['name' => 'All The Fools Sailed Away', 'performer_id' => $dioId],
+            ['name' => 'One Night In The City', 'performer_id' => $dioId],
+            ['name' => 'Straight Through The Heart', 'performer_id' => $dioId],
+        ];
+
+        // 3. Подготовка данных (добавляем случайную длину и метки времени)
+        $now = Carbon::now();
+        foreach ($tracksData as &$track) {
+            $track['length'] = rand(180, 420); // Генерируем длину трека от 3 до 7 минут (в секундах)
+            $track['created_at'] = $now;
+            $track['updated_at'] = $now;
+        }
+
+        // 4. Массовая вставка в базу данных
+        DB::table('tracks')->insert($tracksData);
+    }
+}