50 lines
1.4 KiB
PHP
50 lines
1.4 KiB
PHP
<?php
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namespace App\Http\Controllers\Web;
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use App\Http\Controllers\Controller;
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use App\Models\User;
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use Illuminate\Http\RedirectResponse;
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use Illuminate\Http\Request;
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use Illuminate\View\View;
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class TransferController extends Controller
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{
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public function index(Request $request): View
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{
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$user = $request->user();
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$balance = $user->balance;
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return view('transfer.search', compact('balance'));
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}
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public function transfer(Request $request): RedirectResponse
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{
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$request->validate([
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'amount' => 'string|min:1|max:100',
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'description' => 'nullable|string|max:100',
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]);
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$to = (new User)->where('email', $request->input('to'))->first();
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if (! $to) {
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return back()->withErrors(['to' => '找不到用户。']);
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}
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$user = $request->user();
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if ($request->input('to') == $user->email) {
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return back()->withErrors(['to' => '不能转给自己。']);
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}
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$amount = $request->input('amount');
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// 使用 bc 判断金额是否足够
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if (bccomp($amount, $user->balance, 2) > 0) {
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return back()->withErrors(['amount' => '余额不足。']);
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}
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$user->startTransfer($to, $amount, $request->input('description'));
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return back()->with('success', '转账成功，已达对方账户。');
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}
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}
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