// 许可证文本查看窗:显示 licenses\ 目录下某协议的标准全文(缺失时给出官方地址提示)
using System;
using System.IO;
using System.Windows.Forms;

namespace 成套报价软件
{
    public partial class 许可证文本 : Form
    {
        /// <param name="协议名">窗口标题用,如 "MIT License"。</param>
        /// <param name="文件名">licenses 目录下的文件名,如 "MIT.txt"。</param>
        public 许可证文本(string 协议名, string 文件名)
        {
            InitializeComponent();
            this.BackColor = System.Drawing.Color.White;
            Text = "许可证全文 - " + 协议名;

            try
            {
                string p = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "licenses", 文件名);
                if (File.Exists(p))
                {
                    txt正文.Text = File.ReadAllText(p, System.Text.Encoding.UTF8);
                }
                else
                {
                    txt正文.Text = "许可证文本文件缺失: licenses\\" + 文件名 +
                        "\r\n\r\n请访问官方发布页查看完整文本:" + 官方地址(文件名);
                }
            }
            catch (Exception ex)
            {
                txt正文.Text = "读取许可证文本失败: " + ex.Message;
            }
            txt正文.SelectionStart = 0;
            txt正文.SelectionLength = 0;
        }

        private static string 官方地址(string 文件名)
        {
            switch (文件名)
            {
                case "MIT.txt": return "https://opensource.org/license/MIT";
                case "Apache-2.0.txt": return "https://www.apache.org/licenses/LICENSE-2.0";
                case "Apache-2.0-ZCode.txt": return "https://github.com/zai-org/ZCode/blob/main/LICENSE";
                case "BSD-3-Clause.txt": return "https://opensource.org/license/BSD-3-Clause";
                case "ISC.txt": return "https://opensource.org/license/ISC";
                case "MS-PL.txt": return "https://opensource.org/license/MS-PL";
                case "PublicDomain.txt": return "https://sqlite.org/copyright.html";
                case "WebView2-terms.txt": return "https://learn.microsoft.com/microsoft-edge/webview2/";
                default: return "https://opensource.org/licenses";
            }
        }

        private void btn确定_Click(object sender, EventArgs e)
        {
            Close();
        }
    }
}