using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;

namespace AwInitilizer.Procedure
{
    public class VersionLogProcedure : ProcedureBase
    {
        private List<string> excludeHeaderList = new List<string>() { 
            "FactoryConfiguration", 
            "AuxPower5V", 
            "AuxPower12V",
            "AuxPower24V", 
            "AuxPower48V", 
            "CsuHwRev", 
            "FirmwareUpdate", 
            "FanModuleHwRev", 
            "RelayModuleHwRev" };

        public VersionLogProcedure() : base()
        {
            Name = "Version Logger";
            Content = "Report version back to MES";
        }

        internal override async Task<bool> Run()
        {
            var versionPair = await GetVersion();
            if (versionPair != null)
            {
                foreach (var infoPair in versionPair)
                {
                    if (!excludeHeaderList.Contains(infoPair.Key))
                    {
                        LogPair.Add(infoPair.Key, infoPair.Value);
                    }
                }
                return true;
            }
            else
            {
                return false;
            }
        }

        internal async Task<Dictionary<string, string>> GetVersion()
        {
            try
            {
                using (WebClient webClient = new WebClient())
                {
                    NameValueCollection parameters = new NameValueCollection();
                    parameters.Add("opt", "1");
                    webClient.QueryString = parameters;

                    using (Stream stream = await webClient.OpenReadTaskAsync($"https://{ServerIpAddress}/get_query_action.php"))
                    // 使用 StreamReader 讀取 stream 內的字元
                    using (StreamReader reader = new StreamReader(stream))
                    {
                        // 將 StreamReader 所讀到的字元轉為 string
                        string request = reader.ReadToEnd();
                        InfoLog += $"get version response:{request}\n";
                        var values = JsonConvert.DeserializeObject<Dictionary<string, object>>(request);

                        var toReturn = new Dictionary<string, string>();
                        foreach (var pair in values)
                        {
                            if (pair.Value is string v)
                            {
                                toReturn.Add(pair.Key, v);
                            }
                            else if (pair.Value is Newtonsoft.Json.Linq.JArray a)
                            {
                                try
                                {
                                    var versionList = JsonConvert.DeserializeObject<List<string>>(a.ToString());
                                    for (int index = 0; index < versionList.Count; index++)
                                    {
                                        toReturn.Add(string.Format("{0}{1}", pair.Key, index), versionList[index]);
                                    }
                                }
                                catch
                                {

                                }
                            }
                        }

                        return toReturn;
                    }
                }
            }
            catch (Exception e)
            {
                Logger.Print("Get Version Failed", isError: true);
                Logger.Print(e.Message + "", isError: true);

                InfoLog += "Get Version Failed\n";
                InfoLog += e.Message;
                InfoLog += "\n";

                return null;
            }
        }
    }
}