using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using System;
using System.Collections.Generic;
using VCommon.Ioc;
using VCommon.Logging;
using VCommon.VApplication;
using VCommon.VOpenApi.VAspNetCore;
using VCommon.VSwaggerUI;
using VCommon.VSwaggerUI.VAspNetCore;
using VCommonCoreExample.AppServices.Platform;
using VCommonCoreExample.AppServices.Session;
using VCommonCoreExample.AppServices.System.Roles;
using VCommonCoreExample.AppServices.System.Users;
using VCommonCoreExample.AppServices.UserProfiles;
using VCommonCoreExample.Configuration;
using VCommonCoreExample.EntityFrameworkCore;

namespace VCommonCoreExample
{
    public class Startup
    {
        private readonly IConfigurationRoot _appConfiguration;
        private readonly string _contentRootPath;

        public Startup(IWebHostEnvironment env)
        {
            _contentRootPath = env.ContentRootPath;
            _appConfiguration = env.GetAppConfiguration();
        }

        // This method gets called by the runtime. Use this method to add services to the container.
        // For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
        public void ConfigureServices(IServiceCollection services)
        {
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            var dbg = false;

            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
                dbg = true;
            }

            Logger.Init(new VJsonFileLogger(enableAll: dbg));
            Logger.EnableDebugLevel = dbg;
            Logger.Info("Application Init");

            AppDomain.CurrentDomain.UnhandledException += (sender, e) =>
            {
                Logger.Fatal("AppDomain.CurrentDomain.UnhandledException", e);
            };

            var connectionString = _appConfiguration.GetConnectionString(ProjectConst.ConnectionStringName);
            var dbContextOptionsBuilder = new DbContextOptionsBuilder<ExampleDbContext>();
            ExampleDbContextConfig.Configure(dbContextOptionsBuilder, connectionString);

            var rootContainer = new IocManager();
            rootContainer.RegisterInstanceToContainer<IConfiguration>(_appConfiguration);
            rootContainer.RegisterInstanceToContainer(dbContextOptionsBuilder.Options);
            rootContainer.RegisterManually<VEmptySession>();

            if (dbg) app.UseSwaggerUiMiddleware(SwaggerUiResourceProvider.Version1);

            ApiMiddleware.Init(new Dictionary<string, Type>
            {
                {"Session",typeof(ISessionService) },
                {"SystemUser",typeof(IUserService) },
                {"SystemRole",typeof(IRoleService) },
                {"PlatformTenant",typeof(ITenantService) },
                {"UserProfile",typeof(IUserProfileService) },
            }, iocManager: rootContainer, docGen: dbg, isDebuggingEnabled: dbg);

            app.UseMiddleware<ApiMiddleware>();

            app.Use(async (context, next) =>
            {
                if (dbg && context.Request.Path.Value == "/")
                {
                    context.Response.Redirect("/swagger/");
                }
                else await next();
            });

            Logger.Info("Application Init Done");
        }
    }
}