partial update create mutations workflow

database/migrations/2025_06_12_111500_update_mutation_details_quantity_approved_default.php

@@ -0,0 +1,36 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        // Update existing records yang quantity_approved = 0 menjadi null untuk mutasi yang belum approved
+        DB::table('mutation_details')
+            ->join('mutations', 'mutations.id', '=', 'mutation_details.mutation_id')
+            ->where('mutation_details.quantity_approved', 0)
+            ->whereNotIn('mutations.status', ['approved', 'completed', 'rejected'])
+            ->update(['mutation_details.quantity_approved' => null]);
+
+        Schema::table('mutation_details', function (Blueprint $table) {
+            $table->decimal('quantity_approved', 15, 2)->nullable()->default(null)->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('mutation_details', function (Blueprint $table) {
+            $table->decimal('quantity_approved', 15, 2)->default(0)->change();
+        });
+    }
+};