<?php

namespace hd\models\goods;

use hd\models\BaseForm;

/**
 * 商品更新表单模型
 */
class UpdateForm extends BaseForm
{
    /**
     * 商品ID
     * @var int
     */
    public $id;

    /**
     * 商品名称
     * @var string
     */
    public $name;

    /**
     * 商品价格
     * @var float
     */
    public $price;

    /**
     * 价格类型
     * @var int
     */
    public $priceType;

    /**
     * 已售数量
     * @var int
     */
    public $sold;

    /**
     * 花朵数量
     * @var int
     */
    public $flowerNum;

    /**
     * 重量
     * @var float
     */
    public $weight;

    /**
     * 自动涨价
     * @var int
     */
    public $autoRise;

    /**
     * 商品图片
     * @var array
     */
    public $shopImg;

    /**
     * 商品封面图
     * @var string
     */
    public $cover;

    /**
     * 库存状态
     * @var int
     */
    public $stockSet;

    /**
     * 商品库存
     * @var int
     */
    public $stock;

    /**
     * 商品分类ID列表
     * @var array
     */
    public $categoryIdList;

    /**
     * 商品状态
     * @var int
     */
    public $status;

    /**
     * 删除状态
     * @var int
     */
    public $delStatus;

    /**
     * 商品子项数量
     * @var int
     */
    public $setItemNum;

    /**
     * 是否需要发货
     * @var int
     */
    public $needSend;

    /**
     * 运费类型
     * @var int
     */
    public $freightType;
    public $useCaseIdList;
    public $specEnabled;
    public $specList;

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            // 必填字段验证
            [['id'], 'required', 'message' => '商品ID不能为空'],
            [['name'], 'required', 'message' => '请填写商品名称'],
            [['categoryIdList'], 'required', 'message' => '请选择商品分类'],

            // 数据类型验证
            [['id', 'status', 'delStatus', 'setItemNum'], 'integer'],
            [['name', 'cover'], 'string'],
            [['price'], 'number', 'min' => 0, 'message' => '商品价格必须大于或等于0'],
            [['sold'], 'integer', 'min' => 0, 'message' => '已售数量必须大于或等于0'],
            ['flowerNum', 'integer', 'min' => 0, 'message' => '花朵数量必须大于或等于0'],
            ['weight', 'number', 'min' => 0, 'message' => '重量必须大于或等于0'],
            [['autoRise'], 'in', 'range' => [0, 1]],
            [['stockSet'], 'in', 'range' => [0, 1]],
            [['stock'], 'integer', 'min' => 0, 'message' => '库存不能小于0'],
            [['priceType'], 'in', 'range' => [0, 1]],
            [['delStatus'], 'in', 'range' => [0, 1]],
            [['needSend'], 'in', 'range' => [0, 1]],
            [['freightType'], 'in', 'range' => [0, 1]],
            [['status'], 'in', 'range' => [0, 1]],

            // 数组类型验证
            [['shopImg'], 'validateShopImg'],
            [['categoryIdList'], 'validateCategoryIdList'],

            // 默认值设置
            ['flowerNum', 'default', 'value' => 0],
            ['weight', 'default', 'value' => 1],//当没有重量时，默认给1千克
            ['setItemNum', 'default', 'value' => 0],// 在更新时，没传值，会为 NULL 而导致报错
            ['status', 'default', 'value' => 1],
            ['delStatus', 'default', 'value' => 0],
            ['categoryIdList', 'default', 'value' => []],
            ['stock', 'default', 'value' => 0],
            ['useCaseIdList', 'default', 'value' => []],
            ['specEnabled', 'default', 'value' => 0],
            [['specEnabled'], 'in', 'range' => [0, 1]],
            [['useCaseIdList'], 'validateUseCaseIdList'],
            [['specList'], 'validateSpecList'],
        ];
    }

    /**
     * 验证商品图片
     * @param string $attribute 属性名
     * @param array $params 参数
     */
    public function validateShopImg($attribute, $params)
    {
        if (!empty($this->$attribute) && !is_array($this->$attribute)) {
            $this->addError($attribute, '商品图片格式不正确');
        }
    }

    /**
     * 验证分类ID列表
     * @param string $attribute 属性名
     * @param array $params 参数
     */
    public function validateCategoryIdList($attribute, $params)
    {
        if (!empty($this->$attribute) && !is_array($this->$attribute)) {
            $this->addError($attribute, '商品分类格式不正确');
        }
    }

    public function validateUseCaseIdList($attribute) {
        if (!is_array($this->$attribute)) $this->addError($attribute, '使用场景格式不正确');
    }

    public function validateSpecList($attribute)
    {
        if ((int)$this->specEnabled !== 1) {
            $this->$attribute = [];
            return;
        }
        $list = $this->$attribute;
        if (is_string($list)) {
            $list = json_decode($list, true);
        }
        if (!is_array($list) || empty($list)) {
            $this->addError($attribute, '请至少填写一个规格');
            return;
        }
        $formatList = [];
        foreach ($list as $index => $spec) {
            $name = '规格' . ($index + 1);
            if (!is_array($spec)) {
                $this->addError($attribute, $name . '格式错误');
                return;
            }
            $specName = trim($spec['specName'] ?? '');
            if ($specName === '') {
                $this->addError($attribute, '请填写' . $name . '名称');
                return;
            }
            $priceType = $spec['priceType'] ?? null;
            if ($priceType === null || !in_array((int)$priceType, [0, 1], true)) {
                $this->addError($attribute, $name . '价格类型错误');
                return;
            }
            $price = $spec['price'] ?? 0;
            if ((int)$priceType === 1 && (!is_numeric($price) || $price <= 0)) {
                $this->addError($attribute, '请填写' . $name . '价格');
                return;
            }
            $stockSet = $spec['stockSet'] ?? 0;
            if (!in_array((int)$stockSet, [0, 1], true)) {
                $this->addError($attribute, $name . '库存类型错误');
                return;
            }
            $stock = $spec['stock'] ?? 0;
            if ((int)$stockSet === 1 && (!is_numeric($stock) || (int)$stock < 0 || (int)$stock != $stock)) {
                $this->addError($attribute, $name . '库存数量错误');
                return;
            }
            $flowerNum = $spec['flowerNum'] ?? 0;
            if (!is_numeric($flowerNum) || (int)$flowerNum < 0 || (int)$flowerNum != $flowerNum) {
                $this->addError($attribute, $name . '花支数错误');
                return;
            }
            $weight = $spec['weight'] ?? 1;
            if (!is_numeric($weight) || $weight < 0) {
                $this->addError($attribute, $name . '重量错误');
                return;
            }
            $sold = $spec['sold'] ?? 0;
            if (!is_numeric($sold) || (int)$sold < 0 || (int)$sold != $sold) {
                $this->addError($attribute, $name . '已售数量错误');
                return;
            }
            $formatList[] = [
                'id' => (int)($spec['id'] ?? 0),
                'specName' => $specName,
                'priceType' => (int)$priceType,
                'price' => (int)$priceType === 1 ? (float)$price : 0,
                'stockSet' => (int)$stockSet,
                'stock' => (int)$stockSet === 1 ? (int)$stock : 9999,
                'flowerNum' => (int)$flowerNum,
                'weight' => (float)$weight,
                'sold' => (int)$sold,
                'shopImg' => is_array($spec['shopImg'] ?? null) ? $spec['shopImg'] : [],
                'cover' => trim($spec['cover'] ?? ''),
            ];
        }
        $this->$attribute = $formatList;
        $firstSpec = $formatList[0];
        $this->priceType = $firstSpec['priceType'];
        $this->price = $firstSpec['price'];
        $this->stockSet = $firstSpec['stockSet'];
        $this->stock = $firstSpec['stock'];
        $this->flowerNum = $firstSpec['flowerNum'];
        $this->weight = $firstSpec['weight'];
        $this->sold = $firstSpec['sold'];
    }

    /**
     * 获取属性标签
     * @return array
     */
    public function attributeLabels()
    {
        return [
            'id' => '商品ID',
            'name' => '商品名称',
            'price' => '商品价格',
            'priceType' => '价格类型',
            'flowerNum' => '花朵数量',
            'shopImg' => '商品图片',
            'cover' => '商品封面图',
            'stock' => '商品库存',
            'categoryIdList' => '商品分类',
            'status' => '商品状态',
            'delStatus' => '删除状态',
            'setItemNum' => '商品子项数量',
            'itemList' => '商品子项列表',
        ];
    }
}