<?php

namespace hd\models\homePageConfig;

use bizHd\homePageConfig\classes\HomePageModuleClass;
use hd\models\BaseForm;

/**
 * 保存金刚区导航配置
 */
class SaveNavGridForm extends BaseForm
{
    public $enabled;
    public $cols;
    /** @var array|string */
    public $list;

    public function rules()
    {
        return [
            ['enabled', 'default', 'value' => 0],
            ['cols', 'default', 'value' => 5],
            ['list', 'default', 'value' => []],
            ['enabled', 'filter', 'filter' => function ($value) {
                return !empty($value) ? 1 : 0;
            }],
            ['cols', 'in', 'range' => [4, 5], 'message' => '排列规则无效'],
            ['list', 'validateList'],
        ];
    }

    public function attributeLabels()
    {
        return [
            'enabled' => '开关',
            'cols' => '排列规则',
            'list' => '导航列表',
        ];
    }

    public function validateList($attribute)
    {
        $rawList = $this->$attribute;
        if (is_string($rawList)) {
            $decoded = json_decode($rawList, true);
            $rawList = is_array($decoded) ? $decoded : null;
        }
        if (!is_array($rawList)) {
            $this->addError($attribute, '导航数据格式错误');
            return;
        }
        if (count($rawList) > HomePageModuleClass::MAX_NAV_COUNT) {
            $this->addError($attribute, '最多可配置' . HomePageModuleClass::MAX_NAV_COUNT . '个导航');
            return;
        }

        $list = [];
        foreach ($rawList as $index => $item) {
            if (!is_array($item)) {
                continue;
            }
            $name = trim(strval($item['name'] ?? ''));
            $icon = trim(strval($item['icon'] ?? ''));
            $type = intval($item['type'] ?? 0);
            $value = trim(strval($item['value'] ?? ''));
            $no = $index + 1;
            if ($name === '' || $icon === '' || $value === '') {
                $this->addError($attribute, "请完善第{$no}个导航项");
                return;
            }
            if (!in_array($type, [HomePageModuleClass::LINK_CATEGORY, HomePageModuleClass::LINK_USE_CASE], true)) {
                $this->addError($attribute, "第{$no}个导航关联类型无效");
                return;
            }
            $list[] = [
                'id' => strval($item['id'] ?? ('nav_' . ($index + 1))),
                'name' => mb_substr($name, 0, 20),
                'icon' => $icon,
                'iconType' => intval($item['iconType'] ?? 1) === 2 ? 2 : 1,
                'enabled' => !empty($item['enabled']) ? 1 : 0,
                'type' => $type,
                'value' => $value,
            ];
        }
        $this->$attribute = $list;
    }

    /**
     * @return array
     */
    public function getPayload()
    {
        return [
            'cols' => intval($this->cols),
            'list' => is_array($this->list) ? $this->list : [],
        ];
    }

    /**
     * @return int
     */
    public function getEnabled()
    {
        return !empty($this->enabled) ? 1 : 0;
    }
}