<?php

namespace app\console\service;

use app\console\model\AdModel;
use app\console\model\AdTranslationModel;
use app\console\model\ModelTranslationModel;
use app\mzl\common\services\BaseService;
use app\mzl\modules\translation\service\TranslationService;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use support\Db;
use support\exception\BusinessException;

class AdService extends BaseService
{
    /**
     * 定义模型
     *
     * @return string
     */
    public function getModel(): string
    {
        return AdModel::class;
    }

    /**
     * 多场景配置
     */
    public function queryScenes(): array
    {
        return [
            'default' => function ($params) {
                return [
                    'filters' => $params['filters'],
                    'fields' => ['id', 'adp_id', 'type', 'img', 'href', 'price', 'status', 'sort', 'creater', 'created_at', 'updated_at'],
                    'relations' => [
                        'translation' => ['ad_id', 'alt', 'title'],
                    ],
                    'sorts' => [
                        ['field' => 'sort', 'direction' => 'desc'],
                        ['field' => 'created_at', 'direction' => 'desc'],
                    ],
                    'pagination' => [
                        'page' => $params['page'] ?? 1,
                        'per_page' => $params['per_page'] ?? 8,
                    ]
                ];
            },
            'show' => function ($params) {
                return [
                    'filters' => $params['filters'],
                    'fields' => ['id', 'adp_id', 'type', 'img', 'href', 'price', 'status', 'sort', 'creater', 'created_at', 'updated_at'],
                    'relations' => [
                        'translation' => ['ad_id', 'alt', 'title'],
                    ],
                    'sorts' => [
                        ['field' => 'sort', 'direction' => 'desc'],
                        ['field' => 'created_at', 'direction' => 'desc'],
                    ],
                ];
            },
        ];
    }


    protected array $translatable = [
        'alt', 'title'
    ];

    public function add(array $params)
    {
        $sourceLocale  = locale();
        $sourceFields  = $this->extractSourceFields($params);
        if (empty($sourceFields)) {
            throw new \InvalidArgumentException("请传递至少一条 {$sourceLocale} 语言的翻译字段");
        };

        Db::beginTransaction();
        try {
            $info = $this->create($params);
            if (!$info) {
                throw new BusinessException('提交失败');
            }

            // 异步翻译并写入 hs_ad_translation 表
            (new TranslationService())->queueTranslations(
                'ad',
                $info->id,
                $sourceLocale,
                $sourceFields
            );

            Db::commit();
            return $info->id;
        } catch (\Throwable $th) {
            Db::rollBack();
            throw $th;
        }
    }

    public function edit(array $params, int $id)
    {
        $sourceLocale  = locale();
        $sourceFields  = $this->extractSourceFields($params);
        if (empty($sourceFields)) {
            throw new \InvalidArgumentException("请传递至少一条 {$sourceLocale} 语言的翻译字段");
        };

        Db::beginTransaction();
        try {
            $info = $this->update($id, $params);
            if (!$info) {
                throw new BusinessException('提交失败');
            }

            // 异步翻译并写入 hs_ad_translation 表
            AdTranslationModel::updateOrCreate(
                [
                    'ad_id' => $id,
                    'locale'    => $sourceLocale,
                ],
                $sourceFields
            );

            Db::commit();
            return true;
        } catch (\Throwable $th) {
            Db::rollBack();
            throw $th;
        }
    }
}