<?php

namespace App\Module\Game\Services;

use App\Module\Game\Enums\CONDITION_OPERATOR;
use App\Module\Game\Enums\CONDITION_TYPE;
use App\Module\Game\Models\GameConditionGroup;
use Illuminate\Support\Facades\Log;

/**
 * 条件组服务类
 * 
 * 提供条件组相关的服务，包括获取条件组详情、获取条件组条件等功能
 */
class ConditionGroupService
{
    /**
     * 获取条件组详情
     *
     * @param int|string $conditionGroupCode 条件组ID或编码
     * @return GameConditionGroup|null 条件组详情
     */
    public static function getConditionGroup($conditionGroupCode): ?GameConditionGroup
    {
        try {
            // 获取条件组
            $conditionGroup = is_numeric($conditionGroupCode)
                ? GameConditionGroup::with('conditionItems')->find($conditionGroupCode)
                : GameConditionGroup::with('conditionItems')->where('code', $conditionGroupCode)->first();
                
            return $conditionGroup;
        } catch (\Exception $e) {
            Log::error('获取条件组详情失败', [
                'condition_group' => $conditionGroupCode,
                'error' => $e->getMessage()
            ]);
            
            return null;
        }
    }
    
    /**
     * 获取条件组条件
     *
     * @param int|string $conditionGroupCode 条件组ID或编码
     * @return array 条件组条件
     */
    public static function getConditionItems($conditionGroupCode): array
    {
        try {
            // 获取条件组
            $conditionGroup = self::getConditionGroup($conditionGroupCode);
            if (!$conditionGroup || $conditionGroup->conditionItems->isEmpty()) {
                return [];
            }
            
            $conditions = [];
            
            // 处理每个条件项
            foreach ($conditionGroup->conditionItems as $item) {
                $conditionItem = [
                    'id' => $item->id,
                    'type' => $item->condition_type,
                    'target_id' => $item->target_id,
                    'operator' => $item->operator,
                    'value' => $item->value,
                    'group_id' => $conditionGroup->id,
                    'group_code' => $conditionGroup->code,
                    'group_name' => $conditionGroup->name,
                    'logic_type' => $conditionGroup->logic_type,
                    'operator_name' => CONDITION_OPERATOR::getName($item->operator)
                ];
                
                // 使用统一的条件类型描述器获取目标名称和条件名称
                $conditionItem['target_name'] = \App\Module\Game\Services\ConditionTypeDescriptor::getTargetNameFromModel($item);
                $conditionItem['condition_name'] = CONDITION_TYPE::getName($item->condition_type);
                
                $conditions[] = $conditionItem;
            }
            
            return $conditions;
        } catch (\Exception $e) {
            Log::error('获取条件组条件失败', [
                'condition_group' => $conditionGroupCode,
                'error' => $e->getMessage()
            ]);
            
            return [];
        }
    }
}