using Hangfire;
using Hangfire.LiteDB;
using Infrastructure.Data;
using Infrastructure.Email;
using Infrastructure.Extensions;
using Infrastructure.Web;
using IoT.Shared.Services;
using IoTNode.DeviceServices.FBee;
using IoTNode.DeviceServices.Onvif;
using IoTNode.DeviceServices.SerialPortManager;
using IoTNode.Services;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using System;
using System.IO;
using System.Linq;

namespace IoTNode
{
    public class Startup : BaseStartup
    {
        public Startup(IConfiguration configuration, IWebHostEnvironment env) : base(configuration, env)
        {
        }

        public override void ConfigureServices(IServiceCollection services)
        {
            services.AddHangfire(o => o.UseLiteDbStorage("job.db"));
            services.AddTransient<SceneTiggerService>();
            services.AddTransient<ISceneTiggerService, CachedSceneTiggerService>();
            services.AddTransient<IDbConfig, DbConfig>();
            services.AddTransient<IRoleService, RoleService>();
            services.AddTransient<DataService>();
            services.AddTransient<IoTNodeJob>();
            services.AddSingleton<IoTNodeClient>();
            services.AddSingleton<IOnvifDeviceManagement, OnvifDeviceManagement>();
            services.AddSingleton<OnvifService>();
            services.AddSingleton<FBeeService>();
            services.AddSingleton<SerialPortService>();
            services.AddHostedService(o => o.GetService<IoTNodeClient>());
            services.AddHostedService(o => o.GetService<OnvifService>());
            services.AddHostedService(o => o.GetService<FBeeService>());
            services.AddHostedService(o => o.GetService<SerialPortService>());
            services.AddTransient<IEmailSender, EmptyEmailSender>();
            //services.AddHostedService<UpdateDameonService>();
            base.ConfigureServices(services);
        }

        public override void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILoggerFactory loggerFactory)
        {
            base.Configure(app, env, loggerFactory);

            var options = new DashboardOptions
            {
                Authorization = new[] { new CustomDashboardAuthorizationFilter() }
            };

            app.UseHangfireDashboard("/job", options);

            app.UseHangfireServer();

            UpdateDB(app);
        }

        private void UpdateDB(IApplicationBuilder app)
        {
            using var scope = app.ApplicationServices.CreateScope();
            var services = scope.ServiceProvider;
            var context = services.GetService<DbContext>();
            using var cmd = context.Database.GetDbConnection().CreateCommand();
            cmd.CommandText = "select Version from iot_Node";
            context.Database.OpenConnection();
            var versionValue = cmd.ExecuteScalar().ToString();
            var version = this.GetVersion(versionValue);
            var files = Directory.GetFiles(Path.Combine(Env.ContentRootPath, "upgradescripts"))
                .ToDictionary(o => this.GetVersion(Path.GetFileNameWithoutExtension(o))).OrderBy(o => o.Key);
            foreach (var item in files)
            {
                if (version < item.Key)
                {
                    var sql = File.ReadAllText(item.Value);
                    try
                    {
                        context.Database.BeginTransaction();
                        context.Database.ExecuteSqlRaw(sql);
                        context.Database.ExecuteSqlRaw($"update iot_Node set Version='{Path.GetFileNameWithoutExtension(item.Value)}'");
                        context.Database.CommitTransaction();
                    }
                    catch (Exception ex)
                    {
                        Console.WriteLine($"update database by {item.Value} error ");
                        ex.PrintStack();
                        context.Database.RollbackTransaction();
                        break;
                    }
                }
            }
        }

        private long GetVersion(string versionValue)
        {
            var values = versionValue.Split('.').Select(o => Convert.ToInt64(o)).Reverse().ToArray();
            var result = 0L;
            for (int i = 0; i < values.Length; i++)
            {
                if (i == 0)
                {
                    result += values[i];
                }
                else
                {
                    result += values[i] * (long)Math.Pow(10, i + 7);
                }
            }
            return result;
        }
    }
}