kknongchang_2506/app/Module/Pet/Models/PetUser.php

<?php

namespace App\Module\Pet\Models;

use UCore\ModelCore;
use App\Module\Pet\Enums\PetStatus;
use App\Module\Pet\Models\PetLevelConfig;

use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\SoftDeletes;

/**
 * 宠物模型
 *
 * field start 
 * @property  int  $id  
 * @property  int  $user_id  用户ID
 * @property  string  $name  宠物名称
 * @property  int  $level  等级
 * @property  int  $experience  经验
 * @property  int  $stamina  体力

 * @property  \App\Module\Pet\Enums\PetStatus  $status  宠物状态：0未知，1正常，2战斗中，3死亡
 * @property  \Carbon\Carbon  $created_at  
 * @property  \Carbon\Carbon  $updated_at  
 * @property  \Carbon\Carbon  $deleted_at  删除时间
 * field end
 */
class PetUser extends ModelCore
{
    use SoftDeletes;

    /**
     * 与模型关联的表名
     *
     * @var string
     */
    protected $table = 'pet_users';

    /**
     * 可批量赋值的属性
     *
     * @var array
     */
    // attrlist start
    protected $fillable = [
        'id',
        'user_id',
        'name',
        'level',
        'experience',
        'stamina',
        'status',
    ];
    // attrlist end

    /**
     * 属性类型转换
     *
     * @var array
     */
    protected $casts = [
        'user_id'    => 'integer',
        'level'      => 'integer',
        'experience' => 'integer',
        'stamina'    => 'integer',
        'status'     => PetStatus::class,

        'created_at' => 'datetime',
        'updated_at' => 'datetime',
        'deleted_at' => 'datetime',
    ];

    /**
     * 获取关联的用户
     *
     * @return BelongsTo
     */
    public function user(): BelongsTo
    {
        return $this->belongsTo(\App\Module\User\Models\User::class, 'user_id');
    }

    /**
     * 获取宠物的技能使用记录
     *
     * @return HasMany
     */
    public function skillLogs(): HasMany
    {
        return $this->hasMany(PetSkillLog::class, 'pet_id');
    }

    /**
     * 获取当前等级的最大经验值（升级所需经验）
     *
     * @return int
     */
    public function getMaxExperienceAttribute(): int
    {
        // 获取下一级配置
        $nextLevelConfig = PetLevelConfig::where('level', $this->level + 1)->first();

        if (!$nextLevelConfig) {
            return 0; // 已达到最高等级
        }

        return $nextLevelConfig->exp_required;
    }

    /**
     * 获取当前等级的最大体力值
     *
     * @return int
     */
    public function getMaxStaminaAttribute(): int
    {
        // 获取当前等级配置
        $levelConfig = PetLevelConfig::where('level', $this->level)->first();

        if (!$levelConfig) {
            return 100; // 默认体力上限
        }

        return $levelConfig->numeric_attributes->stamina_max ?? 100;
    }





    /**
     * 获取宠物的当前等级配置
     *
     * @return \Illuminate\Database\Eloquent\Relations\HasOne
     */
    public function levelConfig()
    {
        return $this->hasOne(PetLevelConfig::class, 'level', 'level');
    }

}