using FrontendWebApi.Models;
using Microsoft.Extensions.Logging;
using Quartz;
using Repository.BackendRepository.Interface;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using System.Xml.Linq;

namespace BackendWorkerService.Quartz.Jobs
{
    [DisallowConcurrentExecution]

    class EmergencyRecordJob : IJob
    {
        private readonly ILogger<EmergencyRecordJob> logger;
        private readonly IBackendRepository backendRepository;
        private readonly ILogger<Task_Detail> loggers;
        public EmergencyRecordJob(ILogger<EmergencyRecordJob> logger, IBackendRepository backendRepository, ILogger<Task_Detail> loggers)
        {
            this.logger = logger;
            this.backendRepository = backendRepository;
            this.loggers = loggers;
        }

        public async Task Execute(IJobExecutionContext context)
        {
            Task_Detail task_Detail = new Task_Detail(loggers, backendRepository);
            try
            {
                if (await task_Detail.GetNeedWorkTask("EmergencyRecordJob", "EmergencyRecord"))
                {
                    try
                    {
                        await task_Detail.InsertWorkTime("EmergencyRecordJob", "EmergencyRecord");

                        var sqlString = $@"SELECT system_value FROM variable WHERE system_type = 'obixConfig' AND system_key = 'ApiBase' AND deleted = 0";
                        string baseApiUrl = await backendRepository.GetOneAsync<string>(sqlString);


                        sqlString = $@"SELECT system_value FROM variable WHERE system_type = 'emergencyConfig' AND system_key = 'getNiagaraAlarmMoveDayNumStart' AND deleted = 0";
                        int moveDayNum = int.Parse((await backendRepository.GetOneAsync<string>(sqlString)) ?? "-1");

                        string apiUrl = Path.Combine(baseApiUrl, "obix/config/Services/AlarmService/~alarmQuery/");


                        var device_disaster = await backendRepository.GetAllAsync<DeviceDisaster>("device_disaster","");

                        using (HttpClient client = new HttpClient())
                        {
                            string username = "stanGG";
                            string password = "St12345678";
                            string encoded = Convert.ToBase64String(System.Text.Encoding.GetEncoding("ISO-8859-1").GetBytes(username + ":" + password));

                            client.DefaultRequestHeaders.Add("Authorization", "Basic " + encoded);
                            // 建構 XML 數據
                            string xmlData = @$"<obj href='obix:AlarmFilter'> 
                                          <abstime name='start' val='{DateTime.Now.AddDays(moveDayNum).ToString("yyyy-MM-ddTHH:mm:ss.fff")}+08:00' />
                                          <abstime name='end' val='{DateTime.Now.ToString("yyyy-MM-ddTHH:mm:ss.fff")}+08:00'/>
                                        </obj>";
                            HttpContent content = new StringContent(xmlData, Encoding.UTF8, "application/xml");

                            var response = await client.PostAsync(apiUrl, content);
                            var resString = (await response.Content.ReadAsStringAsync()).ToString();

                            XDocument xmlDoc = XDocument.Parse(resString);

                            var list = xmlDoc.Descendants().Where(d => d.Name?.LocalName == "list").FirstOrDefault();
                            var objs = list.Descendants().Where(d => d.Name?.LocalName == "obj" && (d.Attribute("is")?.Value?.Contains("obix:Alarm") ?? false)).ToList();
                            var dictionaryList = new List<Dictionary<string, object>>();


                            List<string> filterList = device_disaster.Select(x => x.device_number).ToList();

                            var filteredObjs = objs.Where(obj =>
                            {
                                var deviceNumber = obj.Descendants().Where(d => d.Name.LocalName == "str" && d.Attribute("name").Value == "sourceName")
                                                    .Select(d => d.Attribute("val").Value)
                                                    .Select(d => string.Join("_", d.Split("_").Take(5)))
                                                    .FirstOrDefault();

                                return filterList.Contains(deviceNumber);
                            }).ToList();

                            foreach (var obj in filteredObjs)
                            {
                                var guid = obj.Descendants().Where(d => d.Name.LocalName == "str" && d.Attribute("name").Value == "niagara-uuid").
                                    Select(x => x.Attribute("val").Value).FirstOrDefault();
                                var alarm_timestamp = obj.Descendants().Where(d => d.Name.LocalName == "abstime" && d.Attribute("name").Value == "timestamp")
                                                        .Select(d =>
                                                        {
                                                            DateTime valid;
                                                            if (DateTime.TryParse(d.Attribute("val").Value, out valid))
                                                            {
                                                                return DateTime.Parse(d.Attribute("val").Value).ToString("yyyy-MM-dd HH:mm:ss");
                                                            }
                                                            else
                                                            {
                                                                return null;
                                                            }
                                                        }).FirstOrDefault();
                                var device_number = obj.Descendants().Where(d => d.Name.LocalName == "str" && d.Attribute("name").Value == "sourceName")
                                                        .Select(d => d.Attribute("val").Value)
                                                        .Select(d => string.Join("_", d.Split("_").Take(5)))
                                                        .FirstOrDefault();
                                var filterDevice = device_disaster.Where(x => x.device_number == device_number).FirstOrDefault();

                                var dictionary = new Dictionary<string, object>()
                                {
                                     {"@emergency_event_guid",guid},
                                     {"@disaster",filterDevice.device_system_value},
                                     {"@building_tag", filterDevice.device_building_tag},
                                     {"@device_guid",filterDevice.device_guid },
                                     {"@type",0},
                                     {"@alarm_time",alarm_timestamp}
                                };
                                dictionaryList.Add(dictionary);

                            }
                            // 之前以為沒有唯一識別碼(uuid)，故該table有設置一個以device_guid跟alarm_time的unique替代
                            var mergeSql = @"
                            INSERT INTO emergency_event 
                            (emergency_event_guid, disaster, device_guid, building_tag, type, alarm_time) 
                            VALUES 
                            (@emergency_event_guid, @disaster, @device_guid, @building_tag, @type, @alarm_time)
                            ON DUPLICATE KEY UPDATE 
                            disaster = VALUES(disaster), 
                            building_tag = VALUES(building_tag), 
                            type = VALUES(type)";


                            await backendRepository.ExecuteSql(mergeSql, dictionaryList);

                        }

                        await task_Detail.InsertWorkTime_End("EmergencyRecordJob", "EmergencyRecord");
                    }
                    catch (Exception ex)
                    {
                        await task_Detail.WorkFail("EmergencyRecordJob", "EmergencyRecord", ex.Message.ToString());
                    }
                }
            }
            catch (Exception exception)
            {
                logger.LogError("【EmergencyRecordJob】【任務失敗】");
                logger.LogError("【EmergencyRecordJob】【任務失敗】[Exception]：{0}", exception.ToString());
            }
        }

    }

}