using System.ComponentModel.DataAnnotations;

namespace HtmlToPdfService.Api.Models;

/// <summary>
/// HTML 转图片请求
/// </summary>
public class ConvertHtmlToImageRequest
{
    /// <summary>
    /// HTML 内容
    /// </summary>
    [Required(ErrorMessage = "HTML 内容不能为空")]
    public string Html { get; set; } = string.Empty;

    /// <summary>
    /// 页面加载后额外等待时间（毫秒），用于等待动画或延迟渲染
    /// </summary>
    public int? DelayAfterLoad { get; set; }

    /// <summary>
    /// 图片选项
    /// </summary>
    public ImageOptionsDto? Options { get; set; }

    /// <summary>
    /// 回调配置
    /// </summary>
    public CallbackOptionsDto? Callback { get; set; }

    /// <summary>
    /// 是否保存本地副本
    /// </summary>
    public bool? SaveLocal { get; set; }
}

/// <summary>
/// URL 转图片请求
/// </summary>
public class ConvertUrlToImageRequest
{
    /// <summary>
    /// URL 地址
    /// </summary>
    [Required(ErrorMessage = "URL 不能为空")]
    [Url(ErrorMessage = "URL 格式不正确")]
    public string Url { get; set; } = string.Empty;

    /// <summary>
    /// 等待条件：load, domcontentloaded, networkidle0, networkidle2
    /// </summary>
    public string? WaitUntil { get; set; }

    /// <summary>
    /// 页面加载超时（毫秒）
    /// </summary>
    public int? Timeout { get; set; }

    /// <summary>
    /// 页面加载后额外等待时间（毫秒），用于等待动画或延迟渲染
    /// </summary>
    public int? DelayAfterLoad { get; set; }

    /// <summary>
    /// 图片选项
    /// </summary>
    public ImageOptionsDto? Options { get; set; }

    /// <summary>
    /// 回调配置
    /// </summary>
    public CallbackOptionsDto? Callback { get; set; }

    /// <summary>
    /// 是否保存本地副本
    /// </summary>
    public bool? SaveLocal { get; set; }
}

/// <summary>
/// 图片选项 DTO
/// </summary>
public class ImageOptionsDto
{
    /// <summary>
    /// 图片格式：png, jpeg, webp
    /// </summary>
    public string Format { get; set; } = "png";

    /// <summary>
    /// 图片质量 (0-100)，仅对 jpeg 和 webp 有效
    /// </summary>
    public int? Quality { get; set; }

    /// <summary>
    /// 是否全页截图（默认 true）
    /// </summary>
    public bool FullPage { get; set; } = true;

    /// <summary>
    /// 视口宽度（像素）
    /// </summary>
    public int? Width { get; set; }

    /// <summary>
    /// 视口高度（像素）
    /// </summary>
    public int? Height { get; set; }

    /// <summary>
    /// 截图区域（可选）
    /// </summary>
    public ClipAreaDto? Clip { get; set; }

    /// <summary>
    /// 是否省略背景（生成透明背景，仅 png 支持）
    /// </summary>
    public bool? OmitBackground { get; set; }
}

/// <summary>
/// 截图区域
/// </summary>
public class ClipAreaDto
{
    /// <summary>
    /// X 坐标
    /// </summary>
    public decimal X { get; set; }

    /// <summary>
    /// Y 坐标
    /// </summary>
    public decimal Y { get; set; }

    /// <summary>
    /// 宽度
    /// </summary>
    public decimal Width { get; set; }

    /// <summary>
    /// 高度
    /// </summary>
    public decimal Height { get; set; }
}