<?php

namespace App\Http\Controllers\Mini;

use App\Exceptions\RepositoryException;
use App\Models\StoreModel;
use App\Models\SupplierModel;
use App\Models\UserModel;
use App\Services\WechatService;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Modules\AnnoRoute\Attribute\GetRoute;
use Modules\AnnoRoute\Attribute\PostRoute;
use Modules\AnnoRoute\Attribute\RequestAttribute;

/**
 * 小程序认证（微信登录 / 手机号绑定 / 当前用户信息）
 *
 * authGuard: users（provider 指向 UserModel，与后台 sys_users 天然隔离）；
 * authorize: true 仅要求登录（sanctum + authGuard:users），不做细粒度权限点；
 * token abilities ['mini'] 作来源标记。
 */
#[RequestAttribute('/mini', 'mini', authGuard: 'users')]
class AuthController extends BaseMiniController
{
    /** 小程序登录：wx.login 的 code → openid → 自动注册/登录 → 签发 token */
    #[PostRoute('/auth/login', authorize: false)]
    public function login(Request $request): JsonResponse
    {
        $data = $request->validate([
            'code' => 'required|string',
        ], [
            'code.required' => '缺少登录凭证 code',
        ]);

        $session = app(WechatService::class)->code2Session($data['code']);

        $user = UserModel::firstOrNew(['openid' => $session['openid']]);
        $isNew = ! $user->exists;

        if ($user->status === UserModel::STATUS_DISABLED) {
            throw new RepositoryException('账号已被停用，请联系客服');
        }
        if ($isNew) {
            $user->type = UserModel::TYPE_PENDING;
            $user->status = UserModel::STATUS_NORMAL;
        }
        if (! empty($session['unionid'])) {
            $user->unionid = $session['unionid'];
        }
        $user->last_login_at = now();
        $user->save();

        $token = $user->createToken('mini', ['mini'])->plainTextToken;

        return $this->success([
            'token' => $token,
            'user' => $this->formatUser($user->fresh(['store.level:id,name', 'supplier:id,name'])),
        ], $isNew ? '注册成功' : '登录成功');
    }

    /**
     * 绑定手机号：phoneCode 换手机号 → 按手机号自动匹配门店/供应商
     * （命中门店 → type=1+store_id；命中供应商 → type=2+supplier_id；都不命中 → 保持待绑定，后台人工处理）
     */
    #[PostRoute('/auth/phone', authorize: true)]
    public function phone(Request $request): JsonResponse
    {
        $data = $request->validate([
            'phoneCode' => 'required|string',
        ], [
            'phoneCode.required' => '缺少手机号授权凭证 phoneCode',
        ]);

        $phone = app(WechatService::class)->getPhone($data['phoneCode']);

        $user = $this->currentUser($request);
        $user->phone = $phone;

        if (! $user->isBound()) {
            $store = StoreModel::where('phone', $phone)
                ->where('status', StoreModel::STATUS_NORMAL)
                ->first();
            if ($store !== null) {
                $user->type = UserModel::TYPE_STORE;
                $user->store_id = $store->id;
                $user->supplier_id = 0;
            } else {
                $supplier = SupplierModel::where('phone', $phone)
                    ->where('status', SupplierModel::STATUS_NORMAL)
                    ->first();
                if ($supplier !== null) {
                    $user->type = UserModel::TYPE_SUPPLIER;
                    $user->supplier_id = $supplier->id;
                    $user->store_id = 0;
                }
            }
        }
        $user->save();

        return $this->success([
            'user' => $this->formatUser($user->fresh(['store.level:id,name', 'supplier:id,name'])),
        ]);
    }

    /** 当前用户信息（含门店客户等级 —— 全局价格体系依据 / 供应商信息） */
    #[GetRoute('/auth/info', authorize: true)]
    public function info(Request $request): JsonResponse
    {
        $user = UserModel::with(['store.level:id,name', 'supplier:id,name'])
            ->find($request->user()->id);
        if ($user === null) {
            throw new RepositoryException('账号不存在');
        }

        return $this->success(['user' => $this->formatUser($user)]);
    }

    /**
     * 小程序端用户信息输出结构
     *
     * @return array<string, mixed>
     */
    private function formatUser(UserModel $user): array
    {
        return [
            'id' => $user->id,
            'nickname' => $user->nickname,
            'avatar' => $user->avatar,
            'phone' => $user->phone,
            'type' => $user->type,
            'store' => $user->store,
            'supplier' => $user->supplier,
        ];
    }
}