feat: clean credits users

app/Services/AiCreditService.php

@@ -1,142 +0,0 @@
-<?php
-
-namespace App\Services;
-
-use App\Enums\CreditLedgerEntryType;
-use App\Models\CreditLedgerEntry;
-use App\Models\CreditProduct;
-use App\Models\User;
-use Illuminate\Support\Facades\DB;
-
-class AiCreditService
-{
-    public function consume(User $user, int $credits = 1, ?string $source = null): bool
-    {
-        return DB::transaction(function () use ($credits, $source, $user): bool {
-            $lockedUser = User::query()
-                ->whereKey($user->getKey())
-                ->lockForUpdate()
-                ->firstOrFail();
-
-            if ($lockedUser->ai_credits_balance < $credits) {
-                return false;
-            }
-
-            $lockedUser->decrement('ai_credits_balance', $credits);
-            $lockedUser->refresh();
-
-            $this->record(
-                user: $lockedUser,
-                type: CreditLedgerEntryType::USAGE,
-                credits: -$credits,
-                source: $source,
-            );
-
-            $user->forceFill([
-                'ai_credits_balance' => $lockedUser->ai_credits_balance,
-            ]);
-
-            return true;
-        });
-    }
-
-    public function refund(User $user, int $credits = 1, ?string $source = null): CreditLedgerEntry
-    {
-        return $this->grant(
-            user: $user,
-            credits: $credits,
-            type: CreditLedgerEntryType::REFUND,
-            source: $source,
-        );
-    }
-
-    /**
-     * @param  array<string, mixed>|null  $metadata
-     */
-    public function grant(
-        User $user,
-        int $credits,
-        CreditLedgerEntryType $type,
-        ?CreditProduct $product = null,
-        ?string $source = null,
-        ?string $stripeCheckoutSessionId = null,
-        ?string $stripeInvoiceId = null,
-        ?string $stripePaymentIntentId = null,
-        ?string $stripeSubscriptionId = null,
-        ?array $metadata = null,
-    ): ?CreditLedgerEntry {
-        return DB::transaction(function () use (
-            $credits,
-            $metadata,
-            $product,
-            $source,
-            $stripeCheckoutSessionId,
-            $stripeInvoiceId,
-            $stripePaymentIntentId,
-            $stripeSubscriptionId,
-            $type,
-            $user,
-        ): ?CreditLedgerEntry {
-            if ($source && CreditLedgerEntry::query()->where('source', $source)->exists()) {
-                return null;
-            }
-
-            $lockedUser = User::query()
-                ->whereKey($user->getKey())
-                ->lockForUpdate()
-                ->firstOrFail();
-
-            $lockedUser->increment('ai_credits_balance', $credits);
-            $lockedUser->refresh();
-
-            $entry = $this->record(
-                user: $lockedUser,
-                type: $type,
-                credits: $credits,
-                product: $product,
-                source: $source,
-                stripeCheckoutSessionId: $stripeCheckoutSessionId,
-                stripeInvoiceId: $stripeInvoiceId,
-                stripePaymentIntentId: $stripePaymentIntentId,
-                stripeSubscriptionId: $stripeSubscriptionId,
-                metadata: $metadata,
-            );
-
-            $user->forceFill([
-                'ai_credits_balance' => $lockedUser->ai_credits_balance,
-            ]);
-
-            return $entry;
-        });
-    }
-
-    /**
-     * @param  array<string, mixed>|null  $metadata
-     */
-    private function record(
-        User $user,
-        CreditLedgerEntryType $type,
-        int $credits,
-        ?CreditProduct $product = null,
-        ?string $source = null,
-        ?string $stripeCheckoutSessionId = null,
-        ?string $stripeInvoiceId = null,
-        ?string $stripePaymentIntentId = null,
-        ?string $stripeSubscriptionId = null,
-        ?array $metadata = null,
-    ): CreditLedgerEntry {
-        return CreditLedgerEntry::create([
-            'user_id' => $user->getKey(),
-            'credit_product_id' => $product?->getKey(),
-            'type' => $type,
-            'credits' => $credits,
-            'balance_after' => $user->ai_credits_balance,
-            'source' => $source,
-            'stripe_checkout_session_id' => $stripeCheckoutSessionId,
-            'stripe_invoice_id' => $stripeInvoiceId,
-            'stripe_payment_intent_id' => $stripePaymentIntentId,
-            'stripe_subscription_id' => $stripeSubscriptionId,
-            'metadata' => $metadata,
-        ]);
-    }
-}

app/Services/PaymentInvoiceEmailer.php

@@ -25,7 +25,7 @@ class PaymentInvoiceEmailer
 
         try {
             Mail::to($transaction->user->email)->send(
-                new PaymentInvoiceMail($transaction->user, $transaction->loadMissing('creditProduct'))
+                new PaymentInvoiceMail($transaction->user, $transaction->loadMissing('billingProduct'))
             );
         } catch (Throwable $exception) {
             $transaction->forceFill([

app/Services/PaymentTransactionRecorder.php

@@ -4,8 +4,7 @@ namespace App\Services;
 
 use App\Enums\PaymentTransactionStatus;
 use App\Enums\PaymentTransactionType;
-use App\Models\CreditLedgerEntry;
-use App\Models\CreditProduct;
+use App\Models\BillingProduct;
 use App\Models\PaymentTransaction;
 use App\Models\User;
 
@@ -16,7 +15,7 @@ class PaymentTransactionRecorder
      */
     public function recordCheckoutSession(
         ?User $user,
-        ?CreditProduct $product,
+        ?BillingProduct $product,
         string $stripeCheckoutSessionId,
         PaymentTransactionStatus $status = PaymentTransactionStatus::PENDING,
         ?string $stripeEventId = null,
@@ -25,9 +24,6 @@ class PaymentTransactionRecorder
         ?string $stripePaymentIntentId = null,
         ?int $amount = null,
         ?string $currency = null,
-        ?int $creditsExpected = null,
-        ?int $creditsGranted = null,
-        ?CreditLedgerEntry $ledgerEntry = null,
         ?string $invoiceUrl = null,
         ?string $invoicePdfUrl = null,
         ?string $errorMessage = null,
@@ -37,8 +33,7 @@ class PaymentTransactionRecorder
             'stripe_checkout_session_id' => $stripeCheckoutSessionId,
         ], [
             'user_id' => $user?->getKey(),
-            'credit_product_id' => $product?->getKey(),
-            'credit_ledger_entry_id' => $ledgerEntry?->getKey(),
+            'billing_product_id' => $product?->getKey(),
             'type' => PaymentTransactionType::CHECKOUT,
             'status' => $status,
             'stripe_event_id' => $stripeEventId,
@@ -47,8 +42,6 @@ class PaymentTransactionRecorder
             'stripe_payment_intent_id' => $stripePaymentIntentId,
             'amount' => $amount,
             'currency' => $currency,
-            'credits_expected' => $creditsExpected ?? $product?->credits,
-            'credits_granted' => $creditsGranted ?? 0,
             'invoice_url' => $invoiceUrl,
             'invoice_pdf_url' => $invoicePdfUrl,
             'error_message' => $errorMessage,
@@ -62,7 +55,7 @@ class PaymentTransactionRecorder
      */
     public function recordInvoice(
         ?User $user,
-        ?CreditProduct $product,
+        ?BillingProduct $product,
         string $stripeInvoiceId,
         ?string $stripePriceId,
         PaymentTransactionStatus $status,
@@ -73,9 +66,6 @@ class PaymentTransactionRecorder
         ?string $stripeSubscriptionId = null,
         ?int $amount = null,
         ?string $currency = null,
-        ?int $creditsExpected = null,
-        ?int $creditsGranted = null,
-        ?CreditLedgerEntry $ledgerEntry = null,
         ?string $invoiceUrl = null,
         ?string $invoicePdfUrl = null,
         ?string $errorMessage = null,
@@ -86,8 +76,7 @@ class PaymentTransactionRecorder
             'stripe_price_id' => $stripePriceId,
         ], [
             'user_id' => $user?->getKey(),
-            'credit_product_id' => $product?->getKey(),
-            'credit_ledger_entry_id' => $ledgerEntry?->getKey(),
+            'billing_product_id' => $product?->getKey(),
             'type' => PaymentTransactionType::SUBSCRIPTION_INVOICE,
             'status' => $status,
             'stripe_event_id' => $stripeEventId,
@@ -97,8 +86,6 @@ class PaymentTransactionRecorder
             'stripe_subscription_id' => $stripeSubscriptionId,
             'amount' => $amount,
             'currency' => $currency,
-            'credits_expected' => $creditsExpected ?? $product?->credits,
-            'credits_granted' => $creditsGranted ?? 0,
             'invoice_url' => $invoiceUrl,
             'invoice_pdf_url' => $invoicePdfUrl,
             'error_message' => $errorMessage,

app/Services/StripeBillingProductSyncer.php

@@ -3,12 +3,12 @@
 namespace App\Services;
 
 use App\Enums\BillingProductPurpose;
-use App\Models\CreditProduct;
+use App\Models\BillingProduct;
 use Laravel\Cashier\Cashier;
 
-class StripeCreditProductSyncer
+class StripeBillingProductSyncer
 {
-    public function sync(CreditProduct $product): CreditProduct
+    public function sync(BillingProduct $product): BillingProduct
     {
         throw_if(
             $product->purpose === null,
@@ -24,7 +24,7 @@ class StripeCreditProductSyncer
                 'name' => $product->name,
                 'description' => $product->description,
                 'metadata' => [
-                    'credit_product_id' => $product->getKey(),
+                    'billing_product_id' => $product->getKey(),
                     'billing_product_purpose' => $product->purpose?->value,
                 ],
             ]);
@@ -36,7 +36,7 @@ class StripeCreditProductSyncer
                 'description' => $product->description,
                 'active' => (bool) $product->is_active,
                 'metadata' => [
-                    'credit_product_id' => $product->getKey(),
+                    'billing_product_id' => $product->getKey(),
                     'billing_product_purpose' => $product->purpose?->value,
                 ],
             ]);
@@ -58,7 +58,7 @@ class StripeCreditProductSyncer
                 'unit_amount' => $product->amount,
                 'currency' => strtolower($product->currency),
                 'metadata' => [
-                    'credit_product_id' => $product->getKey(),
+                    'billing_product_id' => $product->getKey(),
                     'billing_product_purpose' => $product->purpose?->value,
                 ],
             ];