using LampInspectionMachine.Model;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace LampInspectionMachine.Core
{
    public static class FileHelper
    {
        /// <summary>
        /// 写入Json文件
        /// </summary>
        /// <param name="obj">对象</param>
        /// <param name="path">文件路径</param>
        public static void WriteJsonFile(object obj, string path)
        {
            if ( !Directory.Exists(Path.GetDirectoryName(path)) )
            {
                Directory.CreateDirectory(Path.GetDirectoryName(path));
            }
            using ( StreamWriter sw = new StreamWriter(path) )
            {
                string json = JsonConvert.SerializeObject(obj, Formatting.Indented);
                sw.Write(JsonConvert.SerializeObject(obj, Newtonsoft.Json.Formatting.Indented));
            }
        }

        /// <summary>
        /// 读取Json文件
        /// </summary>
        /// <typeparam name="T">对象</typeparam>
        /// <param name="path">文件路径</param>
        /// <returns></returns>
        /// <exception cref="Exception"></exception>
        public static T ReadJsonFile<T>(string path)
        {
            if ( File.Exists(path) )
            {
                string buffer;
                using ( StreamReader sr = new StreamReader(path) )
                {
                    buffer = sr.ReadToEnd();
                }
                return JsonConvert.DeserializeObject<T>(buffer);
            }
            else
            {
                throw new Exception($"文件不存在:[{path}]");
            }
        }

        /// <summary>
        /// 写入文件
        /// </summary>
        /// <param name="content">对象</param>
        /// <param name="path">文件路径</param>
        public static void WriteFile(string content, string path)
        {
            if ( !Directory.Exists(Path.GetDirectoryName(path)) )
            {
                Directory.CreateDirectory(Path.GetDirectoryName(path));
            }
            using ( StreamWriter sw = new StreamWriter(path) )
            {
                sw.Write(content);
            }
        }

        /// <summary>
        /// 读取文件
        /// </summary>
        /// <param name="path"></param>
        /// <returns></returns>
        /// <exception cref="Exception"></exception>
        public static string ReadFile(string path)
        {
            if ( File.Exists(path) )
            {
                string buffer;
                using ( StreamReader sr = new StreamReader(path) )
                {
                    buffer = sr.ReadToEnd();
                }
                return buffer;
            }
            else
            {
                throw new Exception($"文件不存在:[{path}]");
            }
        }

        /// <summary>
        /// 读取软件设置参数
        /// </summary>
        /// <returns></returns>
        public static List<CameraInfo> ReadApplicationConfiguration()
        {
            try
            {
                if ( File.Exists(FilePath.ApplicationConfigurationPath) )
                {
                    var config = FileHelper.ReadJsonFile<List<CameraInfo>>(FilePath.ApplicationConfigurationPath);
                    return config;
                }
                else
                {
                    var config= new List<CameraInfo>();
                    FileHelper.WriteJsonFile(config, FilePath.ApplicationConfigurationPath);
                    return config;
                }
            }
            catch ( Exception )
            {
                return new List<CameraInfo>();
            }
        }

        /// <summary>
        /// 保存软件设置参数
        /// </summary>
        /// <param name="config"></param>
        public static void SaveApplicationConfiguration(List<CameraInfo> config)
        {
            try
            {
                //config.DT = DateTime.Now;
                FileHelper.WriteJsonFile(config, FilePath.ApplicationConfigurationPath);
            }
            catch ( Exception )
            {

            }
        }

        /// <summary>
        /// 检测文件名是否合规
        /// </summary>
        /// <param name="filename"></param>
        /// <returns></returns>
        public static bool CheckFileName(string filename)
        {
            //
            // 定义文件名合法性的正则表达式
            string pattern = @"^[^-\\/:*?""<>|\x00-\x1F]*$"; // 匹配不包含非法字符的文件名

            // 使用正则表达式进行匹配
            if ( Regex.IsMatch(filename, pattern) )
            {
                //Console.WriteLine("输入的名称符合文件名命名规则，并且不包含非法字符。");
                return true;
            }
            else
            {
                //Console.WriteLine("输入的名称不符合文件名命名规则，或者包含非法字符。");
                return false;
            }
        }
    }
}