using System.Collections.Generic;
using System.Linq;
using System.Text.Json.Serialization;
using System.Xml.Serialization;
using Dpz.Core.Infrastructure;

#nullable enable

namespace Dpz.Core.Public.ViewModel;

/// <summary>
/// 代码查看配置
/// </summary>
public class CodeViewOption
{
    /// <summary>
    /// 扩展名
    /// </summary>
    public string[]? Extensions { get; set; }

    /// <summary>
    /// 源码存放目录
    /// </summary>
    public required string SourceCodeRoot { get; set; }

    /// <summary>
    /// 过滤
    /// </summary>
    public string[]? Filters { get; set; }

    /// <summary>
    /// 扩展名和语言映射
    /// </summary>
    [XmlIgnore]
    public Dictionary<string, string>? ExtensionToLanguage { get; set; }

    [XmlArray(ElementName = "ExtensionToLanguage")]
    [XmlArrayItem(ElementName = "Item")]
    [JsonIgnore]
    public KeyValueElement[] SerializableExtensionToLanguage =>
        ExtensionToLanguage?.Select(x => new KeyValueElement(x.Key, x.Value)).ToArray() ?? [];

    /// <summary>
    /// version
    /// </summary>
    public int Version { get; set; }

    /// <summary>
    /// 获取唯一标识
    /// </summary>
    /// <returns></returns>
    public override string ToString()
    {
        var list = new List<string>();
        if (Extensions != null)
        {
            list.AddRange(Extensions);
        }

        if (Filters != null)
        {
            list.AddRange(Filters);
        }
        if (ExtensionToLanguage != null)
        {
            list.AddRange(ExtensionToLanguage.Select(x => x.Key + "=" + x.Value));
        }

        list.Add(SourceCodeRoot);
        list.Add(Version.ToString());
        return string.Join(";", list.Where(x => !string.IsNullOrWhiteSpace(x))).GenerateHashMd5();
    }
}