Build_God/Build_God_Api/Build_God_Api/DB/Mission.cs

using SqlSugar;
using System;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;

namespace Build_God_Api.DB
{
    /// <summary>
    /// 任务实体（修仙游戏）
    /// </summary>
    public class Mission : BaseEntity
    {
        /// <summary>
        /// 任务名称
        /// </summary>
        [SugarColumn(Length = 50, IsNullable = false)]
        public string Name { get; set; } = string.Empty;

        /// <summary>
        /// 任务类型
        /// </summary>
        [SugarColumn(IsNullable = false)]
        public MissionType Type { get; set; } = MissionType.Collection;

        /// <summary>
        /// 任务标题（展示用，与Name不同）
        /// </summary>
        [SugarColumn(Length = 100, IsNullable = false)]
        public string Title { get; set; } = string.Empty;

        /// <summary>
        /// 任务简介
        /// </summary>
        [SugarColumn(Length = 500, IsNullable = false)]
        public string Description { get; set; } = string.Empty;

        /// <summary>
        /// 需求修为境界ID
        /// </summary>
        [SugarColumn(IsNullable = false)]
        public int RequiredLevelId { get; set; } = 1;

        /// <summary>
        /// 是否可以重复接取
        /// true-无限/每日重置，false-仅可接取一次
        /// </summary>
        [SugarColumn(IsNullable = false)]
        public bool Repeatable { get; set; } = false;

        /// <summary>
        /// 是否可接取（true-可接，false-未开放）
        /// </summary>
        [SugarColumn(IsNullable = false, DefaultValue = "0")]
        public bool IsAvailable { get; set; } = false;

        /// <summary>
        /// 任务花费时间(分钟)
        /// </summary>
        [SugarColumn(IsNullable = false, DefaultValue = "0")]
        public int SpendTimeMinutes { get; set; } = 0;

        /// <summary>
        /// 任务获取概率（0-100，百分比）
        /// </summary>
        [Range(0, 100)]
        [SugarColumn(IsNullable = false, DefaultValue = "100")]
        public decimal ObtainPercentage { get; set; } = 100;

        /// <summary>
        /// 前置任务ID（0代表无前置）
        /// </summary>
        [SugarColumn(IsNullable = false, DefaultValue = "0")]
        public int PreMissionId { get; set; } = 0;

        /// <summary>
        /// 任务难度
        /// </summary>
        [SugarColumn(IsNullable = false)]
        public MissionDifficulty Difficulty { get; set; } = MissionDifficulty.Normal;

        //这里不能给rewards初始化，不然导航属性会没办法查询到数据
        [SqlSugar.Navigate(SqlSugar.NavigateType.OneToMany, nameof(MissionReward.MissionId), nameof(Id))]
        public List<MissionReward>? Rewards { get; set; }

        [SqlSugar.Navigate(SqlSugar.NavigateType.OneToMany, nameof(MissionProgress.MissionId), nameof(Id))]
        public List<MissionProgress>? Progresses { get; set; }
    }

    /// <summary>
    /// 任务类型枚举
    /// </summary>
    public enum MissionType
    {
        [Description("收集任务")]
        Collection = 1,

        [Description("狩猎任务")]
        Hunting = 2
    }

    /// <summary>
    /// 任务难度枚举
    /// </summary>
    public enum MissionDifficulty
    {
        [Description("普通")]
        Normal = 1,

        [Description("困难")]
        Hard = 2,

        [Description("炼狱")]
        Purgatory = 3
    }
}