using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Text.Json.Serialization;

namespace Blahblah.FlowerStory.Server.Data.Model;

/// <summary>
/// 照片对象
/// </summary>
[Table("photos")]
public class PhotoItem
{
    /// <summary>
    /// 自增 id，主键
    /// </summary>
    [Column("pid")]
    [Key]
    [Required]
    public int Id { get; set; }

    /// <summary>
    /// 关联人 id
    /// </summary>
    [Column("uid")]
    [ForeignKey(nameof(Owner))]
    [Required]
    public required int OwnerId { get; set; }

    /// <summary>
    /// 关联人
    /// </summary>
    [JsonIgnore]
    public UserItem? Owner { get; set; }

    /// <summary>
    /// 关联花草 id
    /// </summary>
    [Column("fid")]
    [ForeignKey(nameof(Flower))]
    public int? FlowerId { get; set; }

    /// <summary>
    /// 关联的花草
    /// </summary>
    [JsonIgnore]
    public FlowerItem? Flower { get; set; }

    /// <summary>
    /// 关联的事件 id
    /// </summary>
    [Column("rid")]
    [ForeignKey(nameof(Record))]
    public int? RecordId { get; set; }

    /// <summary>
    /// 关联的事件
    /// </summary>
    [JsonIgnore]
    public RecordItem? Record { get; set; }

    /// <summary>
    /// 图片类型
    /// </summary>
    [Column("filetype")]
    [Required]
    public required string FileType { get; set; }

    /// <summary>
    /// 文件名
    /// </summary>
    [Column("filename")]
    [Required]
    public required string FileName { get; set; }

    /// <summary>
    /// 文件路径
    /// </summary>
    [Column("path")]
    [Required]
    public required string Path { get; set; }

    /// <summary>
    /// 上传时间
    /// </summary>
    [Column("dateupload")]
    [Required]
    [JsonPropertyName("dateUpload")]
    public required long DateUploadUnixTime { get; set; }

    /// <summary>
    /// 上传时间
    /// </summary>
    [NotMapped]
    [JsonIgnore]
    public DateTimeOffset DateUpload => DateTimeOffset.FromUnixTimeMilliseconds(DateUploadUnixTime);

    /// <summary>
    /// 图片宽度
    /// </summary>
    [Column("width")]
    public int? Width { get; set; }

    /// <summary>
    /// 图片高度
    /// </summary>
    [Column("height")]
    public int? Height { get; set; }

    /// <summary>
    /// 前端显示的 URL
    /// </summary>
    [NotMapped]
    public string? Url { get; set; }
}