донат шоп, управление магазином, яндекс метрика

2026-07-19 19:17:29 +04:00
parent 8bf1b852f0
commit df7f98fe8b
48 changed files with 1859 additions and 18 deletions
@@ -0,0 +1,164 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\BalanceTransaction;
+use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Str;
+use InvalidArgumentException;
+
+class BalanceService
+{
+    public function balance(int $accountId): string
+    {
+        $value = DB::connection('azerothcore_auth')->table('account_balances')
+            ->where('account_id', $accountId)
+            ->value('balance');
+
+        return $this->fromCents($this->toCents((string) ($value ?? '0')));
+    }
+
+    /** @return Collection<int, BalanceTransaction> */
+    public function recentTransactions(int $accountId, int $limit = 10): Collection
+    {
+        return BalanceTransaction::query()
+            ->where('account_id', $accountId)
+            ->latest('id')
+            ->limit($limit)
+            ->get();
+    }
+
+    public function spend(int $accountId, string $amount, string $reference, ?string $description = null): BalanceTransaction
+    {
+        $cents = $this->toCents($amount);
+        if ($cents <= 0) {
+            throw new InvalidArgumentException('Сумма списания должна быть больше нуля.');
+        }
+
+        return DB::connection('azerothcore_auth')->transaction(function () use ($accountId, $cents, $reference, $description): BalanceTransaction {
+            $existing = BalanceTransaction::query()->where('reference', $reference)->first();
+            if ($existing) {
+                if ($existing->account_id !== $accountId || $this->toCents((string) $existing->amount) !== -$cents) {
+                    throw new InvalidArgumentException('Ключ операции уже использован с другими параметрами.');
+                }
+
+                return $existing;
+            }
+
+            $balance = DB::connection('azerothcore_auth')->table('account_balances')
+                ->where('account_id', $accountId)
+                ->lockForUpdate()
+                ->first();
+            $current = $this->toCents((string) ($balance->balance ?? '0'));
+
+            if ($current < $cents) {
+                throw new InvalidArgumentException('Недостаточно средств.');
+            }
+
+            $after = $this->fromCents($current - $cents);
+            DB::connection('azerothcore_auth')->table('account_balances')
+                ->where('account_id', $accountId)
+                ->update(['balance' => $after, 'updated_at' => now()]);
+
+            return BalanceTransaction::query()->create([
+                'account_id' => $accountId,
+                'type' => BalanceTransaction::TYPE_SPEND,
+                'amount' => $this->fromCents(-$cents),
+                'balance_after' => $after,
+                'reference' => $reference,
+                'metadata' => array_filter(['description' => $description]),
+            ]);
+        }, 3);
+    }
+
+    public function adjustByAdmin(
+        int $accountId,
+        string $amount,
+        string $direction,
+        int $adminAccountId,
+        string $adminUsername,
+        string $reason,
+    ): BalanceTransaction {
+        $cents = $this->toCents($amount);
+        if ($cents <= 0 || ! in_array($direction, ['credit', 'debit'], true)) {
+            throw new InvalidArgumentException('Некорректная корректировка баланса.');
+        }
+
+        return DB::connection('azerothcore_auth')->transaction(function () use ($accountId, $cents, $direction, $adminAccountId, $adminUsername, $reason): BalanceTransaction {
+            DB::connection('azerothcore_auth')->table('account_balances')->insertOrIgnore([
+                'account_id' => $accountId,
+                'balance' => '0.00',
+                'created_at' => now(),
+                'updated_at' => now(),
+            ]);
+            $balance = DB::connection('azerothcore_auth')->table('account_balances')
+                ->where('account_id', $accountId)
+                ->lockForUpdate()
+                ->firstOrFail();
+            $current = $this->toCents((string) $balance->balance);
+            $delta = $direction === 'credit' ? $cents : -$cents;
+
+            if ($current + $delta < 0) {
+                throw new InvalidArgumentException('Недостаточно средств для ручного списания.');
+            }
+
+            $after = $this->fromCents($current + $delta);
+            DB::connection('azerothcore_auth')->table('account_balances')
+                ->where('account_id', $accountId)
+                ->update(['balance' => $after, 'updated_at' => now()]);
+
+            return BalanceTransaction::query()->create([
+                'account_id' => $accountId,
+                'type' => $direction === 'credit' ? BalanceTransaction::TYPE_ADMIN_CREDIT : BalanceTransaction::TYPE_ADMIN_DEBIT,
+                'amount' => $this->fromCents($delta),
+                'balance_after' => $after,
+                'reference' => 'admin:'.Str::uuid(),
+                'metadata' => [
+                    'admin_account_id' => $adminAccountId,
+                    'admin_username' => $adminUsername,
+                    'reason' => $reason,
+                ],
+            ]);
+        }, 3);
+    }
+
+    /** @return Collection<int, BalanceTransaction> */
+    public function adminTransactions(?string $search = null, int $limit = 100): Collection
+    {
+        return BalanceTransaction::query()
+            ->leftJoin('account', 'account.id', '=', 'balance_transactions.account_id')
+            ->select('balance_transactions.*', 'account.username')
+            ->when($search, function ($query, string $search): void {
+                $query->where(function ($query) use ($search): void {
+                    $query->where('account.username', 'like', '%'.$search.'%');
+                    if (ctype_digit($search)) {
+                        $query->orWhere('balance_transactions.account_id', (int) $search);
+                    }
+                });
+            })
+            ->latest('balance_transactions.id')
+            ->limit($limit)
+            ->get();
+    }
+
+    private function toCents(string $amount): int
+    {
+        $normalized = str_replace(',', '.', trim($amount));
+        if (! preg_match('/^-?\d+(?:\.\d{1,6})?$/', $normalized)) {
+            throw new InvalidArgumentException('Некорректная сумма.');
+        }
+
+        $negative = str_starts_with($normalized, '-');
+        $normalized = ltrim($normalized, '-');
+        [$whole, $fraction] = array_pad(explode('.', $normalized, 2), 2, '');
+        $cents = ((int) $whole * 100) + (int) str_pad(substr($fraction, 0, 2), 2, '0');
+
+        return $negative ? -$cents : $cents;
+    }
+
+    private function fromCents(int $cents): string
+    {
+        return number_format($cents / 100, 2, '.', '');
+    }
+}