Make imdbid string everywhere

database/migrations/2026_04_09_120000_normalize_padded_imdb_ids.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    /**
+     * Normalize legacy zero-padded IMDb IDs while preserving legitimate leading-zero IDs.
+     *
+     * Historically some paths stored IMDb IDs with imdb_id_pad(), which converted 7-digit
+     * IDs like 0137523 into 8-digit padded values. Real 8+ digit IMDb IDs are never expected
+     * to start with 0, so values matching /^0\d{7}$/ can safely drop a single leading zero.
+     *
+     * Sentinel values like 0000000 / 00000000 become empty strings to preserve the existing
+     * "attempted but unresolved" behavior in string-based code paths.
+     */
+    public function up(): void
+    {
+        $this->normalizeImdbColumn('releases', 'imdbid');
+        $this->normalizeImdbColumn('movieinfo', 'imdbid');
+        $this->normalizeImdbColumn('user_movies', 'imdbid');
+        $this->normalizeImdbColumn('videos', 'imdb');
+    }
+
+    public function down(): void
+    {
+        // No-op: this migration removes lossy zero-padding and cannot be safely reversed.
+    }
+
+    private function normalizeImdbColumn(string $table, string $column): void
+    {
+        DB::table($table)
+            ->whereIn($column, ['0000000', '00000000', '0'])
+            ->update([$column => '']);
+
+        DB::table($table)
+            ->whereRaw(sprintf("`%s` REGEXP '^0[0-9]{7}$'", $column))
+            ->update([$column => DB::raw(sprintf('SUBSTRING(`%s`, 2)', $column))]);
+    }
+};