using Furion.DatabaseAccessor;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FlexJobApi.Core
{
    /// <summary>
    /// 菜单
    /// </summary>
    public class Menu : CommonEntity<MasterDbContextLocator, SyncTargetDbContextLocator>, IEntityTypeBuilder<Menu>, ITreeData<Menu>, IIsDisabled
    {
        public Menu()
        {
            Children = [];
        }

        /// <summary>
        /// 用户类型
        /// </summary>
        public EnumUserType UserType { get; set; }

        /// <summary>
        /// 客户端类型
        /// </summary>
        public EnumClientType ClientType { get; set; }

        /// <summary>
        /// 上级Id
        /// </summary>
        public Guid? ParentId { get; set; }

        /// <summary>
        /// 上级
        /// </summary>
        public Menu Parent { get; set; }

        /// <summary>
        /// 下级
        /// </summary>
        public List<Menu> Children { get; set; }

        /// <summary>
        /// 菜单路径
        /// </summary>
        public string Path { get; set; }

        /// <summary>
        /// 编号
        /// </summary>
        [Required]
        public string Code { get; set; }

        /// <summary>
        /// 名称
        /// </summary>
        [Required]
        [MaxLength(128)]
        public string Name { get; set; }

        /// <summary>
        /// 类型
        /// </summary>
        public EnumMenuType Type { get; set; }

        /// <summary>
        /// 访问级别
        /// </summary>
        public EnumMenuVisitLevel VisitLevel { get; set; }

        /// <summary>
        /// 图标
        /// </summary>
        public string Icon { get; set; }

        /// <summary>
        /// 链接地址
        /// </summary>
        public string Url { get; set; }

        /// <summary>
        /// 分组名称（用于按钮/字段）
        /// </summary>
        public string Group { get; set; }

        /// <summary>
        /// 位置（用于按钮）
        /// </summary>
        public string Location { get; set; }

        /// <summary>
        /// 列宽（用于按钮/列/元素）
        /// </summary>
        public string Width { get; set; }

        /// <summary>
        /// 是否禁用
        /// </summary>
        public bool IsDisabled { get; set; }

        /// <summary>
        /// 是否缓存
        /// </summary>
        public bool IsCache { get; set; }

        /// <summary>
        /// 备注
        /// </summary>
        public string Remark { get; set; }

        public void Configure(EntityTypeBuilder<Menu> entityBuilder, DbContext dbContext, Type dbContextLocator)
        {
            entityBuilder
                .HasMany(x => x.Children)
                .WithOne(x => x.Parent)
                .HasForeignKey(x => x.ParentId)
                .OnDelete(DeleteBehavior.ClientSetNull);
        }
    }
}