<?php

namespace App\Module\Game\Models;

use App\Module\Game\Enums\CONDITION_OPERATOR;
use App\Module\Game\Enums\CONDITION_TYPE;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use UCore\ModelCore;

/**
 * 条件项
 *
 * field start 
 * @property  int  $id  主键
 * @property  int  $group_id  条件组ID，外键关联game_condition_groups表
 * @property  int  $condition_type  条件类型（1:土地等级, 2:房屋等级, 3:宠物等级, 4:物品持有数, 5:代币持有数）
 * @property  int  $target_id  目标ID（土地类型ID、宠物ID、物品ID、代币ID等，根据condition_type解释）
 * @property  int  $operator  比较运算符（1:等于, 2:不等于, 3:大于, 4:大于等于, 5:小于, 6:小于等于）
 * @property  int  $value  比较值
 * @property  int  $param1  参数1（根据condition_type不同含义）
 * @property  int  $param2  参数2（根据condition_type不同含义）
 * @property  array  $extra_data  额外数据（JSON格式，可存储特定条件类型的额外参数）
 * @property  \Carbon\Carbon  $created_at  创建时间
 * @property  \Carbon\Carbon  $updated_at  更新时间
 * field end
 */
class GameConditionItem extends ModelCore
{
    /**
     * 与模型关联的表名
     *
     * @var string
     */
    protected $table = 'game_condition_items';

    // attrlist start 
    protected $fillable = [
        'id',
        'group_id',
        'condition_type',
        'target_id',
        'operator',
        'value',
        'param1',
        'param2',
        'extra_data',
    ];
    // attrlist end

    /**
     * 应该被转换为原生类型的属性
     *
     * @var array
     */
    protected $casts = [
        'condition_type' => 'integer',
        'target_id' => 'integer',
        'operator' => 'integer',
        'value' => 'integer',
        'param1' => 'integer',
        'param2' => 'integer',
        'extra_data' => 'json',
    ];

    /**
     * 获取条件项所属的条件组
     *
     * @return BelongsTo
     */
    public function conditionGroup(): BelongsTo
    {
        return $this->belongsTo(GameConditionGroup::class, 'group_id', 'id');
    }

    /**
     * 获取条件类型名称
     *
     * @return string
     */
    public function getConditionTypeName(): string
    {
        return CONDITION_TYPE::getName($this->condition_type);
    }

    /**
     * 获取比较运算符名称
     *
     * @return string
     */
    public function getOperatorName(): string
    {
        return CONDITION_OPERATOR::getName($this->operator);
    }

    /**
     * 获取比较运算符符号
     *
     * @return string
     */
    public function getOperatorSymbol(): string
    {
        return CONDITION_OPERATOR::getSymbol($this->operator);
    }

    /**
     * 获取条件描述
     *
     * @return string
     */
    public function getDescription(): string
    {
        $typeName = $this->getConditionTypeName();
        $operatorSymbol = $this->getOperatorSymbol();
        $targetName = $this->getTargetName();

        return "{$typeName} {$targetName} {$operatorSymbol} {$this->value}";
    }

    /**
     * 获取目标名称
     *
     * @return string
     */
    public function getTargetName(): string
    {
        switch ($this->condition_type) {
            case CONDITION_TYPE::LAND_LEVEL->value:
                $landType = \App\Module\Farm\Models\FarmLandType::find($this->target_id);
                return $landType ? $landType->name : "土地类型 {$this->target_id}";

            case CONDITION_TYPE::HOUSE_LEVEL->value:
                return "房屋等级";

            case CONDITION_TYPE::PET_LEVEL->value:
                $pet = \App\Module\Pet\Models\PetConfig::find($this->target_id);
                return $pet ? $pet->name : "宠物 {$this->target_id}";

            case CONDITION_TYPE::ITEM_COUNT->value:
                $item = \App\Module\GameItems\Models\Item::find($this->target_id);
                return $item ? $item->name : "物品 {$this->target_id}";

            case CONDITION_TYPE::CURRENCY_COUNT->value:
                $currency = \App\Module\Fund\Models\FundCurrencyModel::find($this->target_id);
                return $currency ? $currency->name : "代币(币种) {$this->target_id}";

            case CONDITION_TYPE::FUND_COUNT->value:
                $fund = \App\Module\Fund\Models\FundConfigModel::find($this->target_id);
                return $fund ? $fund->name : "代币(账户) {$this->target_id}";

            default:
                return "未知目标 {$this->target_id}";
        }
    }
}