<?php

namespace App\Services\Admin;

use Illuminate\Support\Arr;
use App\Models\Keyword;
use App\Models\Filters\KeywordFilter;

/**
 * @method Keyword getModel()
 * @method Keyword|\Illuminate\Database\Query\Builder query()
 */
class KeywordService extends BaseService
{
    protected string $modelName = Keyword::class;
    protected string $modelFilterName = KeywordFilter::class;

    public function getTree()
    {
        $list = $this->query()->filter(request()->all(), $this->modelFilterName)->orderByDesc('sort')->get();
        $minNum = $list->min('parent_id');
        return array2tree($list->toArray(), $minNum);
    }

    public function parentIsChild($id, $pid): bool
    {
        $parent = $this->query()->find($pid);

        do {
            if ($parent->parent_id == $id) {
                return true;
            }
            // 如果没有parent 则为顶级 退出循环
            $parent = $parent->parent;
        } while ($parent);

        return false;
    }

    public function list()
    {
        return ['items' => $this->getTree()];
    }

    public function store($data): bool
    {
        if ($this->hasRepeated($data)) {
            return false;
        }

        $columns = $this->getTableColumns();

        $model = $this->getModel();

        foreach ($data as $k => $v) {
            if (!in_array($k, $columns)) {
                continue;
            }

            $model->setAttribute($k, $v);
        }

        return $model->save();
    }

    public function update($primaryKey, $data): bool
    {
        if ($this->hasRepeated($data, $primaryKey)) {
            return false;
        }

        $columns = $this->getTableColumns();

        $pid = Arr::get($data, 'parent_id');
        if ($pid != 0) {
            if ($this->parentIsChild($primaryKey, $pid)) {
                $this->setError('父级不允许设置为当前子权限');
                return false;
            }
        }

        $model = $this->query()->whereKey($primaryKey)->first();

        foreach ($data as $k => $v) {
            if (!in_array($k, $columns)) {
                continue;
            }

            $model->setAttribute($k, $v);
        }

        return $model->save();
    }

    public function hasRepeated($data, $id = 0): bool
    {
        $query = $this->query()->when($id, fn($query) => $query->where('id', '<>', $id));

        if ((clone $query)->where('key', $data['key'])->exists()) {
            $this->setError('KEY重复');
            return true;
        }

        return false;
    }

    public function delete(string $ids): mixed
    {
        $ids = explode(',', $ids);
        if(count($ids) == 1){
            $this->query()->where('path', 'like', '%-'.$ids[0].'-%')->delete();
        }

        return $this->query()->whereIn('id', $ids)->delete();
    }
}