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packages/Longyi/Core/src/Database/Migrations/2026_04_16_000001_alter_product_variant_images_use_media_id.php

@@ -0,0 +1,105 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        // ── Step 1: release any FKs / indexes that may still exist ───────────
+        Schema::table('product_variant_images', function (Blueprint $table) {
+            $existing = $this->existingConstraints();
+
+            if (in_array('product_variant_images_product_image_id_foreign', $existing['fks'])) {
+                $table->dropForeign('product_variant_images_product_image_id_foreign');
+            }
+            if (in_array('product_variant_images_product_variant_id_foreign', $existing['fks'])) {
+                $table->dropForeign('product_variant_images_product_variant_id_foreign');
+            }
+            if (in_array('variant_image_unique', $existing['indexes'])) {
+                $table->dropUnique('variant_image_unique');
+            }
+            if (in_array('idx_image_id', $existing['indexes'])) {
+                $table->dropIndex('idx_image_id');
+            }
+        });
+
+        // ── Step 2: rename column if it hasn't been renamed yet ──────────────
+        if (Schema::hasColumn('product_variant_images', 'product_image_id')) {
+            Schema::table('product_variant_images', function (Blueprint $table) {
+                $table->renameColumn('product_image_id', 'media_id');
+            });
+        }
+
+        // ── Step 3: ensure media_id is bigint unsigned to match media.id ─────
+        DB::statement('ALTER TABLE product_variant_images MODIFY COLUMN media_id BIGINT UNSIGNED NOT NULL');
+
+        // ── Step 4: restore constraints ──────────────────────────────────────
+        Schema::table('product_variant_images', function (Blueprint $table) {
+            $table->foreign('product_variant_id')
+                ->references('id')
+                ->on('product_variants')
+                ->onDelete('cascade');
+
+            $table->foreign('media_id')
+                ->references('id')
+                ->on('media')
+                ->onDelete('cascade');
+
+            $table->unique(['product_variant_id', 'media_id'], 'variant_media_unique');
+            $table->index('media_id', 'idx_media_id');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('product_variant_images', function (Blueprint $table) {
+            $table->dropForeign(['media_id']);
+            $table->dropForeign(['product_variant_id']);
+            $table->dropUnique('variant_media_unique');
+            $table->dropIndex('idx_media_id');
+        });
+
+        DB::statement('ALTER TABLE product_variant_images MODIFY COLUMN media_id INT UNSIGNED NOT NULL');
+
+        Schema::table('product_variant_images', function (Blueprint $table) {
+            $table->renameColumn('media_id', 'product_image_id');
+        });
+
+        Schema::table('product_variant_images', function (Blueprint $table) {
+            $table->foreign('product_variant_id')
+                ->references('id')
+                ->on('product_variants')
+                ->onDelete('cascade');
+
+            $table->unique(['product_variant_id', 'product_image_id'], 'variant_image_unique');
+            $table->index('product_image_id', 'idx_image_id');
+        });
+    }
+
+    private function existingConstraints(): array
+    {
+        $fks = DB::select("
+            SELECT CONSTRAINT_NAME
+            FROM information_schema.TABLE_CONSTRAINTS
+            WHERE TABLE_NAME = 'product_variant_images'
+              AND CONSTRAINT_SCHEMA = DATABASE()
+              AND CONSTRAINT_TYPE = 'FOREIGN KEY'
+        ");
+
+        $indexes = DB::select("
+            SELECT DISTINCT INDEX_NAME
+            FROM information_schema.STATISTICS
+            WHERE TABLE_NAME = 'product_variant_images'
+              AND TABLE_SCHEMA = DATABASE()
+        ");
+
+        return [
+            'fks'     => array_column($fks, 'CONSTRAINT_NAME'),
+            'indexes' => array_column($indexes, 'INDEX_NAME'),
+        ];
+    }
+};

packages/Longyi/Core/src/Resources/views/admin/catalog/products/edit/types/flexible_variant/mediaupload.blade.php

@@ -119,7 +119,7 @@
                 },
                 beforeUpload(rawFile) {
                     let res = true;
-                    if(rawFile.size > 500000) {
+                    if(rawFile.size > 5000000) {
                         this.$message({
                             message: 'Image files with a size less than 500kb.',
                             type: 'error'
@@ -133,8 +133,10 @@
                     let loading = this.$loading({
                         target: '.flexiblevariant-uploaddialog'
                     });
-                    axios.post(`/admin/variants/${this.variant.id}/images/upload`,{
-                        file: option.file
+                    const formData = new FormData();
+                    formData.append('file', option.file);
+                    axios.post(`/admin/flexible-variant/variants/${this.variant.id}/images/upload`, formData, {
+                        headers: { 'Content-Type': 'multipart/form-data' }
                     }).then((result) => {
                         console.log(result);