<?php

namespace App\Services\Admin;

use App\Models\Employee;
use App\Models\Filters\EmployeeFilter;
use Illuminate\Support\Facades\Validator;
use Slowlyo\OwlAdmin\Services\AdminUserService;
use Slowlyo\OwlAdmin\Models\AdminUser;
use Illuminate\Support\Arr;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Builder;

class EmployeeService extends BaseService
{
    protected array $withRelationships = ['jobs', 'adminUser'];
    
    protected string $modelName = Employee::class;

    protected string $modelFilterName = EmployeeFilter::class;

    public function store($data): bool
    {
        $data = $this->resloveData($data);

        $validate = $this->validate($data);
        if ($validate !== true) {
            $this->setError($validate);
            return false;
        }

        $model = $this->modelName::create($data);

        if (isset($data['jobs']) && is_string($data['jobs'])) {
            $this->resloveJob($model, explode(',', $data['jobs']));
        }

        return true;
    }

    public function update($primaryKey, $data): bool
    {
        $model = $this->query()->whereKey($primaryKey)->firstOrFail();
        $data = $this->resloveData($data, $model);
        $validate = $this->validate($data, $model);
        if ($validate !== true) {
            $this->setError($validate);
            return false;
        }

        if (isset($data['jobs']) && is_string($data['jobs'])) {
            $this->resloveJob($model, explode(',', $data['jobs']));
        }

        return $model->update($data);
    }

    public function getEditData($id): Model|\Illuminate\Database\Eloquent\Collection|Builder|array|null
    {
        $model = $this->getModel();

        $hidden = collect([$model->getCreatedAtColumn(), $model->getUpdatedAtColumn()])
            ->filter(fn($item) => $item !== null)
            ->toArray();

        return $this->query()->with(['adminUser', 'jobs'])->find($id)->makeHidden($hidden);
    }

    public function resloveData($data, $model = null)
    {
        // 管理员信息
        $adminUserService = AdminUserService::make();
        if ($model) {
            // 修改管理员信息
            if (Arr::hasAny($data, ['username', 'password', 'confirm_password'])) {
                if (!$adminUserService->update($model->admin_user_id, Arr::only($data, ['username', 'password', 'confirm_password']))) {
                    $this->setError($adminUserService->getError());
                    return false;
                }
            }
        } else {
            // 添加管理员信息
            if (!$adminUserService->store(Arr::only($data, ['username', 'password', 'confirm_password']))) {
                $this->setError($adminUserService->getError());
                return false;
            }
            $adminUser = AdminUser::where('username', $data['username'])->first();
            $data['admin_user_id'] = $adminUser->id;
        }
        return $data;
    }

    /**
     * 处理职位
     * 
     * @param Employee $model
     * @param array $jobs(字典表 key 组成的数组)
     */
    public function resloveJob($model, $jobs)
    {
        $model->jobs()->sync($jobs);
    }

    public function preDelete(array $ids)
    {
        // 删除管理员
        $adminUserIds = Employee::whereIn('id', $ids)->pluck('admin_user_id')->implode(',');
        $adminUserService = AdminUserService::make();
        $adminUserService->delete($adminUserIds);
        return true;
    }

    public function validate($data, $model = null)
    {
        $createRules = [
            'name' => ['required'],
            'phone' => ['required'],
        ];
        $updateRules = [];
        $validator = Validator::make($data, $model ? $updateRules : $createRules, [
            'name.required' => __('employee.name') . '必填',
            'phone.required' => __('employee.phone') . '必填',
        ]);
        if ($validator->fails()) {
            return $validator->errors()->first();
        }
        return true;
    }
}