feat: clean credits users

database/migrations/2026_05_27_100000_create_credit_products_and_ledger_entries.php

@@ -8,16 +8,11 @@ return new class extends Migration
 {
     public function up(): void
     {
-        Schema::table('users', function (Blueprint $table): void {
-            $table->unsignedInteger('ai_credits_balance')->default(3)->after('trial_ends_at');
-        });
-
-        Schema::create('credit_products', function (Blueprint $table): void {
+        Schema::create('billing_products', function (Blueprint $table): void {
             $table->ulid('id')->primary();
             $table->string('name');
             $table->text('description')->nullable();
-            $table->string('type', 32);
-            $table->unsignedInteger('credits');
+            $table->string('purpose', 32)->unique();
             $table->unsignedInteger('amount');
             $table->string('currency', 3)->default('eur');
             $table->string('stripe_product_id')->nullable()->index();
@@ -26,36 +21,12 @@ return new class extends Migration
             $table->unsignedInteger('sort_order')->default(0);
             $table->timestamps();
 
-            $table->index(['type', 'is_active', 'sort_order']);
-        });
-
-        Schema::create('credit_ledger_entries', function (Blueprint $table): void {
-            $table->ulid('id')->primary();
-            $table->foreignUlid('user_id')->constrained('users')->cascadeOnDelete();
-            $table->foreignUlid('credit_product_id')->nullable()->constrained('credit_products')->nullOnDelete();
-            $table->string('type', 64);
-            $table->integer('credits');
-            $table->unsignedInteger('balance_after');
-            $table->string('source')->nullable()->unique();
-            $table->string('stripe_checkout_session_id')->nullable()->index();
-            $table->string('stripe_invoice_id')->nullable()->index();
-            $table->string('stripe_payment_intent_id')->nullable()->index();
-            $table->string('stripe_subscription_id')->nullable()->index();
-            $table->json('metadata')->nullable();
-            $table->timestamps();
-
-            $table->index(['user_id', 'created_at']);
-            $table->index(['user_id', 'type', 'created_at']);
+            $table->index(['purpose', 'is_active', 'sort_order']);
         });
     }
 
     public function down(): void
     {
-        Schema::dropIfExists('credit_ledger_entries');
-        Schema::dropIfExists('credit_products');
-
-        Schema::table('users', function (Blueprint $table): void {
-            $table->dropColumn('ai_credits_balance');
-        });
+        Schema::dropIfExists('billing_products');
     }
 };

database/migrations/2026_05_27_110000_create_payment_transactions_table.php

@@ -11,8 +11,7 @@ return new class extends Migration
         Schema::create('payment_transactions', function (Blueprint $table): void {
             $table->ulid('id')->primary();
             $table->foreignUlid('user_id')->nullable()->constrained('users')->nullOnDelete();
-            $table->foreignUlid('credit_product_id')->nullable()->constrained('credit_products')->nullOnDelete();
-            $table->foreignUlid('credit_ledger_entry_id')->nullable()->constrained('credit_ledger_entries')->nullOnDelete();
+            $table->foreignUlid('billing_product_id')->nullable()->constrained('billing_products')->nullOnDelete();
             $table->string('type', 64);
             $table->string('status', 64);
             $table->string('stripe_event_id')->nullable()->index();
@@ -25,8 +24,6 @@ return new class extends Migration
             $table->string('stripe_price_id')->nullable()->index();
             $table->unsignedInteger('amount')->nullable();
             $table->string('currency', 3)->nullable();
-            $table->unsignedInteger('credits_expected')->nullable();
-            $table->unsignedInteger('credits_granted')->default(0);
             $table->text('error_message')->nullable();
             $table->json('payload')->nullable();
             $table->timestamp('processed_at')->nullable();

database/migrations/2026_08_07_092018_add_purpose_to_credit_products_table.php

@@ -11,9 +11,11 @@ return new class extends Migration
      */
     public function up(): void
     {
-        Schema::table('credit_products', function (Blueprint $table): void {
-            $table->string('purpose', 32)->nullable()->after('type')->unique();
-        });
+        if (Schema::hasTable('credit_products') && ! Schema::hasColumn('credit_products', 'purpose')) {
+            Schema::table('credit_products', function (Blueprint $table): void {
+                $table->string('purpose', 32)->nullable()->after('type')->unique();
+            });
+        }
     }
 
     /**
@@ -21,8 +23,10 @@ return new class extends Migration
      */
     public function down(): void
     {
-        Schema::table('credit_products', function (Blueprint $table): void {
-            $table->dropColumn('purpose');
-        });
+        if (Schema::hasTable('credit_products') && Schema::hasColumn('credit_products', 'purpose')) {
+            Schema::table('credit_products', function (Blueprint $table): void {
+                $table->dropColumn('purpose');
+            });
+        }
     }
 };

database/migrations/2026_08_07_130000_normalize_billing_domain.php

@@ -0,0 +1,125 @@
+<?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
+    {
+        if (Schema::hasTable('credit_products')) {
+            if (Schema::hasColumn('payment_transactions', 'credit_product_id')) {
+                Schema::table('payment_transactions', function (Blueprint $table): void {
+                    $table->dropForeign(['credit_product_id']);
+                });
+            }
+
+            if (Schema::hasColumn('payment_transactions', 'credit_ledger_entry_id')) {
+                Schema::table('payment_transactions', function (Blueprint $table): void {
+                    $table->dropForeign(['credit_ledger_entry_id']);
+                });
+            }
+
+            Schema::dropIfExists('credit_ledger_entries');
+            Schema::rename('credit_products', 'billing_products');
+        }
+
+        if (Schema::hasColumn('billing_products', 'type')) {
+            Schema::table('billing_products', function (Blueprint $table): void {
+                $table->dropColumn('type');
+            });
+        }
+
+        if (Schema::hasColumn('billing_products', 'credits')) {
+            Schema::table('billing_products', function (Blueprint $table): void {
+                $table->dropColumn('credits');
+            });
+        }
+
+        if (Schema::hasColumn('payment_transactions', 'credit_product_id')) {
+            Schema::table('payment_transactions', function (Blueprint $table): void {
+                $table->renameColumn('credit_product_id', 'billing_product_id');
+            });
+
+            Schema::table('payment_transactions', function (Blueprint $table): void {
+                $table->foreign('billing_product_id')
+                    ->references('id')
+                    ->on('billing_products')
+                    ->nullOnDelete();
+            });
+        }
+
+        $paymentColumns = array_values(array_filter([
+            Schema::hasColumn('payment_transactions', 'credit_ledger_entry_id') ? 'credit_ledger_entry_id' : null,
+            Schema::hasColumn('payment_transactions', 'credits_expected') ? 'credits_expected' : null,
+            Schema::hasColumn('payment_transactions', 'credits_granted') ? 'credits_granted' : null,
+        ]));
+
+        if ($paymentColumns !== []) {
+            Schema::table('payment_transactions', function (Blueprint $table) use ($paymentColumns): void {
+                $table->dropColumn($paymentColumns);
+            });
+        }
+
+        if (Schema::hasColumn('users', 'ai_credits_balance')) {
+            Schema::table('users', function (Blueprint $table): void {
+                $table->dropColumn('ai_credits_balance');
+            });
+        }
+
+        DB::table('payment_transactions')
+            ->where('status', 'credited')
+            ->update(['status' => 'paid']);
+    }
+
+    public function down(): void
+    {
+        Schema::table('payment_transactions', function (Blueprint $table): void {
+            $table->dropForeign(['billing_product_id']);
+        });
+
+        Schema::rename('billing_products', 'credit_products');
+
+        Schema::table('credit_products', function (Blueprint $table): void {
+            $table->string('type', 32)->default('one_time');
+            $table->unsignedInteger('credits')->default(0);
+        });
+
+        DB::table('credit_products')
+            ->where('purpose', 'subscription')
+            ->update(['type' => 'monthly']);
+
+        Schema::table('users', function (Blueprint $table): void {
+            $table->unsignedInteger('ai_credits_balance')->default(0);
+        });
+
+        Schema::create('credit_ledger_entries', function (Blueprint $table): void {
+            $table->ulid('id')->primary();
+            $table->foreignUlid('user_id')->constrained('users')->cascadeOnDelete();
+            $table->foreignUlid('credit_product_id')->nullable()->constrained('credit_products')->nullOnDelete();
+            $table->string('type', 64);
+            $table->integer('credits');
+            $table->unsignedInteger('balance_after');
+            $table->string('source')->nullable()->unique();
+            $table->string('stripe_checkout_session_id')->nullable()->index();
+            $table->string('stripe_invoice_id')->nullable()->index();
+            $table->string('stripe_payment_intent_id')->nullable()->index();
+            $table->string('stripe_subscription_id')->nullable()->index();
+            $table->json('metadata')->nullable();
+            $table->timestamps();
+        });
+
+        Schema::table('payment_transactions', function (Blueprint $table): void {
+            $table->renameColumn('billing_product_id', 'credit_product_id');
+        });
+
+        Schema::table('payment_transactions', function (Blueprint $table): void {
+            $table->foreign('credit_product_id')->references('id')->on('credit_products')->nullOnDelete();
+            $table->foreignUlid('credit_ledger_entry_id')->nullable()->constrained('credit_ledger_entries')->nullOnDelete();
+            $table->unsignedInteger('credits_expected')->nullable();
+            $table->unsignedInteger('credits_granted')->default(0);
+        });
+    }
+};