<?php

declare(strict_types=1);

namespace App\Services\Interface\Database\Update;

use Illuminate\Support\Facades\DB;
use App\Services\Interface\Database\CommonDb;

class UpdateDb extends CommonDb
{
    public function __construct(array $interfaceInfo, array $assembleInfo, array $assembleColumns, array $requestData, array $columnIdToCodes)
    {
        parent::__construct($interfaceInfo, $assembleInfo, $assembleColumns, $requestData, $columnIdToCodes);
    }

    public function exec(): ?bool
    {
        $update_type = $this->interfaceSettingInfo['update_type'] ?? 0;

        if (2 === $update_type) { // 批量更新
            $result = $this->updateMulti();
        } elseif (3 === $update_type) { // 更新单个树型数据
            $result = $this->updateOneTree();
        } elseif (1 === $update_type) { // 更新单条数据
            $result = $this->updateOne();
        } else {
            $result = $this->updateOne();
        }

        return $result;
    }

    /**
     * 更新单条数据.
     */
    public function updateOne()
    {
        $entityId = $this->requestData['id'] ?? '';
        $entityMid = $this->requestData['mid'] ?? '';
        if (empty($entityId) && empty($entityMid)) {
            abort(508, '参数错误,接口配置有误! updateOne');
        }

        return $this->updateData($this->requestData, $entityId, $entityMid);
    }

    /**
     * 更新树形数据.
     *
     * @return bool
     *
     * @throws \Throwable
     */
    public function updateOneTree()
    {
        $entityId = $this->requestData['id'] ?? '';
        $entityMid = $this->requestData['mid'] ?? '';
        if (empty($entityId) && empty($entityMid)) {
            abort(508, '参数错误,接口配置有误!');
        }

        // 设置树型数据参数
        $this->requestData = $this->getTreeParams($this->requestData);

        return $this->updateData($this->requestData, $entityId, $entityMid);
    }

    /**
     * 批量更新.
     *
     * @return bool
     *
     * @throws \Throwable
     */
    public function updateMulti()
    {
        $entityId = $this->requestData['id'] ?? '';
        $entityMid = $this->requestData['mid'] ?? '';
        if (empty($entityId) && empty($entityMid)) {
            abort(508, '参数错误,接口配置有误!');
        }

        dd('开发中');
    }

    /**
     * 更新数据.
     */
    public function updateData($requestData, $entityId, $entityMid)
    {
        // 防止冲突 去掉id
        if (isset($requestData['id'])) {
            unset($requestData['id']);
        }

        // 判断是否存在该数据
        $find = DB::connection($this->getDbConnection())->table($this->table);
        if ($entityId) {
            $find->where('id', $entityId);
        }
        if ($entityMid) {
            $find->where('mid', $entityMid);
        }
        $existInfo = $find->first('id');

        if (empty($existInfo)) {
            abort(508, '数据不存在!');
        } else {
            $entityId = $existInfo->id;
        }

        // 过滤数据
        list($tableExtendData, $tableEntityData) = $this->getTableToData('update', $requestData);
        if (empty($tableExtendData) && empty($tableEntityData)) {
            abort(508, '保存的数据为空，请重试！');
        }

        $callback = null;

        return DB::connection($this->getDbConnection())->transaction(function () use ($callback, $tableEntityData, $entityId) {
            // 更新实体
            DB::connection($this->getDbConnection())->table($this->table)->where('id', $entityId)->update($tableEntityData);

            // 其他闭包操作
            if ($callback) {
                \call_user_func($callback);
            }

            return true;
        });
    }

    /**
     * 给数组数据，添加entity_id.
     */
    public function setValueEntityId(array $arr, int $entity_id): array
    {
        foreach ($arr as $key => $row) {
            // object类型 es和数据表存储的方式不同，这里转换一下
            if ('object' === $row['type'] || 'json' === $row['type']) {
                $arr[$key]['value'] = json_encode($row['value']);
            }

            unset($arr[$key]['type'], $arr[$key]['column']);

            $arr[$key]['entity_id'] = $entity_id;
        }

        return $arr;
    }

    /**
     * 填充树型数据的父级分类数据.
     */
    private function getTreeParams(?array $requestData): array
    {
        if (isset($requestData['parent_id']) && $requestData['parent_id']) {
            // 查询父级信息
            $parentInfo = DB::table($this->table)->find($requestData['parent_id']);
            if (empty($parentInfo)) {
                abort(508, '父级数据不存在,请重试!');
            }
            $requestData['level'] = $parentInfo['level'] + 1;
        } else {
            $requestData['parent_id'] = 0;
            $requestData['level'] = 1;
        }

        return $requestData;
    }
}