feat(admin): manual deposit recording, transaction export, ticket filters

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

app/Exports/TransactionsExport.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace App\Exports;
+
+use App\Enums\TransactionStatus;
+use App\Models\Transaction;
+use Illuminate\Database\Eloquent\Builder;
+
+final class TransactionsExport implements BrandedReport
+{
+    public function __construct(private readonly Builder $query) {}
+
+    public function title(): string
+    {
+        return 'Danh sách giao dịch nạp tiền';
+    }
+
+    public function query(): Builder
+    {
+        return $this->query;
+    }
+
+    public function moneyColumns(): array
+    {
+        return ['E', 'F', 'G'];
+    }
+
+    public function headings(): array
+    {
+        return [
+            'Mã giao dịch', 'Khách hàng', 'Email', 'Số điện thoại', 'Khách khai', 'Thực nhận', 'Chênh lệch',
+            'Trạng thái', 'Chứng từ', 'Người nạp', 'Ghi chú', 'Ngày tạo',
+        ];
+    }
+
+    /**
+     * @param Transaction $transaction
+     */
+    public function map($transaction): array
+    {
+        $received = $transaction->received_amount === null ? null : (int) $transaction->received_amount;
+
+        return [
+            $transaction->public_code ?? $transaction->trans,
+            $transaction->customer?->fullname,
+            $transaction->customer?->email,
+            $transaction->customer?->phone,
+            (int) $transaction->amount,
+            $received,
+            $received === null ? null : $received - (int) $transaction->amount,
+            $this->statusLabel($transaction),
+            $transaction->proof_image ? 'Có' : 'Không',
+            $transaction->user?->name ?: $transaction->user?->username,
+            $transaction->note,
+            $transaction->created_at?->format('d/m/Y H:i'),
+        ];
+    }
+
+    private function statusLabel(Transaction $transaction): string
+    {
+        if ((int) $transaction->status === TransactionStatus::PENDING->value && ! $transaction->proof_image) {
+            return 'Chưa gửi chứng từ';
+        }
+
+        return TransactionStatus::tryFrom((int) $transaction->status)?->label() ?? (string) $transaction->status;
+    }
+}