<?php

namespace App\Service\business;

use App\BaseApp\BaseService;
use App\Models\business\EnterpriseModel;
use App\Models\business\WxUserModel;
use App\Service\common\MediaUrlService;
use Exception;
use Psr\Container\ContainerExceptionInterface;
use Psr\Container\NotFoundExceptionInterface;

/**
 * 企业管理
 *
 * 老项目里企业只是微信用户管理页顺手塞的两个字段（name/logo），
 * 没有独立模块，也没有联系人、税号、默认倍率，做不了对公结算。
 */
class EnterpriseService extends BaseService
{
    private MediaUrlService $media;

    public function __construct()
    {
        parent::__construct();
        $this->model = EnterpriseModel::class;
        $this->selectField = [
            'id', 'name', 'logo', 'contact_name', 'phone', 'address',
            'tax_no', 'settle_type', 'price_number', 'status', 'remark',
            'created_at', 'updated_at',
        ];
        $this->queryField = [
            'name' => 'like',
            'contact_name' => 'like',
            'phone' => 'like',
            'status' => '=',
        ];
        $this->media = MediaUrlService::getInstance();
    }

    /**
     * @throws ContainerExceptionInterface
     * @throws NotFoundExceptionInterface
     */
    public function list(): array
    {
        $result = $this->getPageList();
        $ids = array_column($result['items'], 'id');
        $counts = empty($ids)
            ? []
            : WxUserModel::whereIn('enterprise_id', $ids)
                ->where('deleted_at', 0)
                ->selectRaw('enterprise_id, COUNT(*) as total')
                ->groupBy('enterprise_id')
                ->pluck('total', 'enterprise_id')
                ->all();

        foreach ($result['items'] as &$item) {
            $item['logo'] = $this->media->toPublic($item['logo'] ?? '');
            $item['user_count'] = (int) ($counts[$item['id']] ?? 0);
        }
        unset($item);
        return $result;
    }

    /**
     * 下拉：SearchSelect 组件按关键词模糊搜索，所以支持 keyword 入参
     */
    public function option(): mixed
    {
        $keyword = trim((string) request()->get('keyword', ''));
        $limit = (int) request()->get('limit', 30);
        $limit = $limit > 0 && $limit <= 100 ? $limit : 30;

        return EnterpriseModel::where('deleted_at', 0)
            ->where('status', 0)
            ->when($keyword !== '', function ($q) use ($keyword) {
                $q->where(function ($sub) use ($keyword) {
                    $sub->where('name', 'like', "%{$keyword}%")
                        ->orWhere('contact_name', 'like', "%{$keyword}%")
                        ->orWhere('phone', 'like', "%{$keyword}%");
                });
            })
            ->orderBy('id', 'desc')
            ->limit($limit)
            ->get(['id', 'name', 'logo', 'contact_name', 'phone', 'price_number'])
            ->map(function ($row) {
                $row->logo = $this->media->toPublic($row->logo);
                return $row;
            });
    }

    /**
     * 详情：带企业下的微信用户
     * @throws Exception
     */
    public function detail($id): mixed
    {
        $info = $this->getDetail($id);
        $info->logo = $this->media->toPublic($info->logo);
        $info->users = WxUserModel::where('enterprise_id', $id)
            ->where('deleted_at', 0)
            ->orderBy('id', 'desc')
            ->get(['id', 'nick_name', 'phone', 'is_p', 'show_price', 'price_number', 'created_at'])
            ->toArray();
        $info->user_count = count($info->users);
        return $info;
    }

    public function create($params): mixed
    {
        $params = $this->normalize($params);
        return $this->insert($params);
    }

    /**
     * @throws Exception
     */
    public function update($id, $params): mixed
    {
        $params = $this->normalize($params);
        return $this->save($id, $params);
    }

    /**
     * 删除企业前先解绑用户，否则用户会挂在一个查不到的企业上
     * @throws Exception
     */
    public function delete($id): mixed
    {
        $ids = array_values(array_filter(array_map('intval', is_array($id) ? $id : [$id])));
        if (empty($ids)) {
            $this->utils->errorThrow('参数错误');
        }
        if (WxUserModel::whereIn('enterprise_id', $ids)->where('deleted_at', 0)->exists()) {
            $this->utils->errorThrow('该企业下仍有微信用户，请先解绑用户');
        }
        return $this->del($ids);
    }

    /**
     * @throws Exception
     */
    public function status($id, $status): mixed
    {
        return $this->save($id, ['status' => (int) $status]);
    }

    private function normalize(array $params): array
    {
        if (array_key_exists('logo', $params)) {
            $params['logo'] = $this->media->firstOf($params['logo']);
        }
        if (array_key_exists('price_number', $params)) {
            $number = $params['price_number'];
            $params['price_number'] = !is_numeric($number) || (float) $number <= 0
                ? '1'
                : (string) $number;
        }
        return $params;
    }
}