fix: add foreign keys everywhere

Author: Roardom

database/migrations/2026_01_07_073136_add_foreign_keys_everywhere.php

@@ -0,0 +1,136 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * NOTICE OF LICENSE.
+ *
+ * UNIT3D Community Edition is open-sourced software licensed under the GNU Affero General Public License v3.0
+ * The details is bundled with this project in the file LICENSE.txt.
+ *
+ * @project    UNIT3D Community Edition
+ *
+ * @author     Roardom <roardom@protonmail.com>
+ * @license    https://www.gnu.org/licenses/agpl-3.0.en.html/ GNU Affero General Public License v3.0
+ */
+
+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
+    {
+        // Missing still:
+        //
+        // For performance:
+        //
+        // - announces.{user_id,torrent_id}
+        //
+        // Foreign records can be deleted but we want to retain these records with the deleted id for transaction history:
+        //
+        // - bon_transactions.bon_exchange_id
+        // - donations.package_id
+        //
+        // The tmdb ids are stored before the movie/tv records are fetched via http:
+        //
+        // - requests.{tmdb_movie_id,tmdb_tv_id}
+        // - torrents.{tmdb_movie_id,tmdb_tv_id}
+        //
+        // Chatbox needs a separate refactor:
+        //
+        // - messages.{bot_id,chatroom_id}
+        // - user_audibles.{room_id,bot_id}
+        // - user_echoes.{room_id,bot_id}
+
+        Schema::table('application_image_proofs', function (Blueprint $table): void {
+            $table->dropIndex(['application_id']);
+            $table->foreign('application_id')->references('id')->on('applications')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('application_url_proofs', function (Blueprint $table): void {
+            $table->dropIndex(['application_id']);
+            $table->foreign('application_id')->references('id')->on('applications')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('automatic_torrent_freeleeches', function (Blueprint $table): void {
+            $table->unsignedSmallInteger('category_id')->nullable()->change();
+            $table->unsignedSmallInteger('resolution_id')->nullable()->change();
+            $table->unsignedSmallInteger('type_id')->nullable()->change();
+
+            $table->foreign('category_id')->references('id')->on('categories')->cascadeOnUpdate()->nullOnDelete();
+            $table->foreign('type_id')->references('id')->on('types')->cascadeOnUpdate()->nullOnDelete();
+            $table->foreign('resolution_id')->references('id')->on('resolutions')->cascadeOnUpdate()->nullOnDelete();
+        });
+
+        Schema::table('donations', function (Blueprint $table): void {
+            $table->dropIndex(['user_id']);
+            $table->foreign('user_id')->references('id')->on('users')->cascadeOnUpdate();
+            $table->dropIndex(['gifted_user_id']);
+            $table->foreign('gifted_user_id')->references('id')->on('users')->cascadeOnUpdate()->nullOnDelete();
+        });
+
+        Schema::table('forum_permissions', function (Blueprint $table): void {
+            $table->dropIndex('fk_permissions_groups1_idx');
+            $table->foreign('group_id')->references('id')->on('groups')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('likes', function (Blueprint $table): void {
+            $table->foreign('post_id')->references('id')->on('posts')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('playlist_torrents', function (Blueprint $table): void {
+            $table->dropIndex(['playlist_id']);
+            $table->foreign('playlist_id')->references('id')->on('playlists')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('reports', function (Blueprint $table): void {
+            $table->dropIndex(['reported_request_id']);
+            $table->foreign('reported_request_id')->references('id')->on('requests')->cascadeOnUpdate()->nullOnDelete();
+        });
+
+        Schema::table('request_bounty', function (Blueprint $table): void {
+            $table->dropIndex('request_id');
+            $table->foreign('requests_id')->references('id')->on('requests')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('request_claims', function (Blueprint $table): void {
+            $table->dropIndex('request_id');
+            $table->foreign('request_id')->references('id')->on('requests')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('subtitles', function (Blueprint $table): void {
+            $table->dropIndex(['language_id']);
+            $table->foreign('language_id')->references('id')->on('media_languages')->cascadeOnUpdate()->cascadeOnDelete();
+        });
+
+        Schema::table('ticket_attachments', function (Blueprint $table): void {
+            $table->dropIndex(['ticket_id']);
+            $table->foreign('ticket_id')->references('id')->on('tickets')->cascadeOnUpdate();
+        });
+
+        Schema::table('tickets', function (Blueprint $table): void {
+            $table->dropIndex(['category_id']);
+            $table->foreign('category_id')->references('id')->on('ticket_categories')->cascadeOnUpdate();
+            $table->dropIndex(['priority_id']);
+            $table->foreign('priority_id')->references('id')->on('ticket_categories')->cascadeOnUpdate();
+        });
+
+        Schema::table('torrents', function (Blueprint $table): void {
+            $table->dropIndex(['distributor_id']);
+            $table->foreign('distributor_id')->references('id')->on('distributors')->cascadeOnUpdate();
+            $table->dropIndex(['region_id']);
+            $table->foreign('region_id')->references('id')->on('regions')->cascadeOnUpdate();
+        });
+
+        Schema::table('users', function (Blueprint $table): void {
+            $table->dropIndex('fk_users_groups_idx');
+            $table->foreign('group_id')->references('id')->on('groups')->cascadeOnUpdate();
+            $table->foreign('chatroom_id')->references('id')->on('chatrooms')->cascadeOnUpdate();
+            $table->foreign('chat_status_id')->references('id')->on('chat_statuses')->cascadeOnUpdate();
+        });
+    }
+};