<?php

namespace App\Http\Controllers\Api\V1\Admin;

use App\Http\Controllers\Controller;
use App\Models\AuditLog;
use App\Models\Plan;
use App\Models\User;
use App\Services\AuthService;
use App\Services\MembershipService;
use App\Support\Presenter;
use Illuminate\Http\Request;

class PeopleController extends Controller
{
    public function __construct(
        private readonly MembershipService $membership,
        private readonly AuthService $auth,
    ) {}

    public function users(Request $request)
    {
        $query = User::query()->with('identities', 'subscription.plan');
        if ($keyword = trim((string) $request->query('q', ''))) {
            $like = '%'.addcslashes($keyword, '%_\\').'%';
            $query->where(function ($q) use ($like) {
                $q->where('nickname', 'like', $like)
                    ->orWhereHas('identities', fn ($identity) => $identity->where('identifier', 'like', $like));
            });
        }
        $page = $query->latest()->paginate(15);

        return $this->ok([
            'items' => collect($page->items())->map(fn (User $user) => Presenter::user($user, true))->values(),
            'total' => $page->total(),
            'page' => $page->currentPage(),
        ]);
    }

    public function updateUser(Request $request, User $user)
    {
        $data = $request->validate([
            'status' => ['required', 'in:active,disabled'],
            'disabled_reason' => ['nullable', 'string', 'max:255'],
        ]);
        if ($user->id === $request->user()->id && $data['status'] !== 'active') {
            return response()->json(['message' => '不能停用当前登录账号', 'code' => 'self'], 422);
        }
        $user->update($data);
        if ($data['status'] !== 'active') {
            $this->auth->revokeTokens($user);
        }
        $this->audit($request->user(), 'user.update', $user, '更新用户状态 '.$user->nickname);

        return $this->ok(Presenter::user($user->refresh(), true));
    }

    public function grant(Request $request, User $user)
    {
        $data = $request->validate([
            'plan_code' => ['required', 'string'],
            'days' => ['required', 'integer', 'min:0', 'max:3650'],
        ]);
        if ($data['days'] === 0) {
            $this->membership->stop($user);
            $this->audit($request->user(), 'membership.stop', $user, '停用会员 '.$user->nickname);

            return $this->ok(Presenter::user($user->refresh(), true), '会员已停用');
        }
        $plan = Plan::query()->where('code', $data['plan_code'])->firstOrFail();
        $this->membership->grant($user, $plan, now()->addDays($data['days']));
        $this->audit($request->user(), 'membership.grant', $user, '开通 '.$plan->name.' '.$data['days'].' 天');

        return $this->ok(Presenter::user($user->refresh(), true), '会员已开通');
    }

    public function audits()
    {
        $rows = AuditLog::query()->with('actor:id,nickname')->latest()->limit(100)->get();

        return $this->ok($rows->map(fn (AuditLog $row) => [
            'id' => $row->id,
            'action' => $row->action,
            'summary' => $row->summary,
            'actor' => $row->actor?->nickname,
            'created_at' => $row->created_at?->toIso8601String(),
        ]));
    }
}