<?php

namespace App\Http\Controllers\Web\Mypage;

use App\Http\Controllers\Controller;
use App\Services\Mypage\UsageService;
use App\Services\Payments\OwnPinIssueService;
use Illuminate\Http\Request;

final class UsageController extends Controller
{
    public function __construct(
        private readonly UsageService $service,
        private readonly OwnPinIssueService $ownPinIssueService,
    ) {}

    public function issuePinInstant(Request $request, int $attemptId)
    {
        if ((bool)session('_sess._login_') !== true) {
            return redirect()->route('web.auth.login');
        }

        $memNo = (int)session('_sess._mno', 0);
        if ($memNo <= 0) abort(403);

        $out = $this->ownPinIssueService->issuePinInstant($attemptId, $memNo);

        if (!($out['ok'] ?? false)) {
            return redirect()->back()->with('error', (string)($out['message'] ?? '발행 실패'));
        }

        return redirect()->route('web.mypage.usage.show', ['attemptId' => $attemptId])
            ->with('success', (string)($out['message'] ?? '발행 완료'));
    }

    public function revealPins(Request $request, int $attemptId)
    {
        if ((bool)session('_sess._login_') !== true) {
            return redirect()->route('web.auth.login');
        }

        $memNo = (int)session('_sess._mno', 0);
        if ($memNo <= 0) abort(403);

        $data = $request->validate([
            'pin2' => ['required', 'string', 'min:4', 'max:20'],
        ]);

        $out = $this->service->revealPins(
            $attemptId,
            $memNo,
            (string)$data['pin2']
        );

        if (!($out['ok'] ?? false)) {
            return redirect()
                ->route('web.mypage.usage.show', ['attemptId' => $attemptId])
                ->with('error', (string)($out['message'] ?? '핀번호 확인에 실패했습니다.'));
        }

        return redirect()
            ->route('web.mypage.usage.show', ['attemptId' => $attemptId, 'revealed' => 1])
            ->with('success', '핀번호 확인이 완료되었습니다.');
    }

    /**
     * GET /mypage/usage
     * - 리스트 + 검색 + 페이징
     * - 호환: /mypage/usage?attempt_id=123 -> show로 redirect
     */
    public function index(Request $request)
    {
        if ((bool)session('_sess._login_') !== true) {
            return redirect()->route('web.auth.login');
        }

        $memNo = (int)session('_sess._mno', 0);
        if ($memNo <= 0) abort(403);

        $attemptId = $request->query('attempt_id');
        $attemptId = is_numeric($attemptId) ? (int)$attemptId : null;

        if ($attemptId !== null && $attemptId >= 1) {
            return redirect()->route('web.mypage.usage.show', ['attemptId' => $attemptId]);
        }

        $filters = [
            'q' => trim((string)$request->query('q', '')),
            'method' => trim((string)$request->query('method', '')),
            'status' => trim((string)$request->query('status', '')),
            'from' => trim((string)$request->query('from', '')),
            'to' => trim((string)$request->query('to', '')),
        ];

        $data = $this->service->buildListPageData($memNo, $filters);

        return view('web.mypage.usage.index', $data);
    }

    /**
     * GET /mypage/usage/{attemptId}
     */
    public function show(Request $request, int $attemptId)
    {
        if ((bool)session('_sess._login_') !== true) {
            return redirect()->route('web.auth.login');
        }

        $memNo = (int)session('_sess._mno', 0);
        if ($memNo <= 0) abort(403);

        $data = $this->service->buildDetailPageData($attemptId, $memNo);

        return view('web.mypage.usage.show', $data);
    }

    /**
     * POST /mypage/usage/{attemptId}/open
     * - 핀 "오픈(확인)" 처리: ret_data에 pin_opened_at 기록
     */
    public function openPins(Request $request, int $attemptId)
    {
        if ((bool)session('_sess._login_') !== true) {
            return redirect()->route('web.auth.login');
        }

        $memNo = (int)session('_sess._mno', 0);
        if ($memNo <= 0) abort(403);

        $out = $this->service->openPins($attemptId, $memNo);

        if (!($out['ok'] ?? false)) {
            return redirect()->back()->with('error', (string)($out['message'] ?? '처리 실패'));
        }

        return redirect()->route('web.mypage.usage.show', ['attemptId' => $attemptId])
            ->with('success', '핀 확인이 완료되었습니다.');
    }

    /**
     * POST /mypage/usage/{attemptId}/cancel
     * - 결제완료 후 취소(핀 오픈 전만)
     */
    public function cancel(Request $request, int $attemptId)
    {
        if ((bool)session('_sess._login_') !== true) {
            return redirect()->route('web.auth.login');
        }

        $memNo = (int)session('_sess._mno', 0);
        if ($memNo <= 0) abort(403);

        $data = $request->validate([
            'reason' => ['nullable','string','max:255'],
        ]);

        $out = $this->service->cancelPaidAttempt($attemptId, $memNo, (string)($data['reason'] ?? '사용자 요청'));

        if (!($out['ok'] ?? false)) {
            return redirect()->back()->with('error', (string)($out['message'] ?? '취소 실패'));
        }

        return redirect()->route('web.mypage.usage.show', array_filter([
            'attemptId' => $attemptId,
            'q'      => $request->input('q'),
            'method' => $request->input('method'),
            'status' => $request->input('status'),
            'from'   => $request->input('from'),
            'to'     => $request->input('to'),
            'page'   => $request->input('page'),
        ], fn ($v) => $v !== null && $v !== ''))
            ->with('success', '결제가 취소되었습니다.');
    }
}