using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using ASPNETCOREDEMO.Data;
using Microsoft.EntityFrameworkCore;
using System.IO;

namespace ASPNETCOREDEMO
{
    public class Startup
    {
        public Startup(IHostingEnvironment env)
        {
            var builder = new ConfigurationBuilder()
                .SetBasePath(env.ContentRootPath)
                .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
                .AddJsonFile($"appsettings.{env.EnvironmentName}.json", optional: true)
                .AddEnvironmentVariables();
            Configuration = builder.Build();
        }

        public IConfigurationRoot Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            // Add framework services.
            services.AddMvc();
			services.AddDbContext<ASPNETCOREContext>(options =>
						  options.UseSqlServer(Configuration.GetConnectionString("ASPNETCOREContext")));
		}

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
        {
			app.Use(async (context, next) => {
				await next();
				if (context.Response.StatusCode == 404 &&
					!Path.HasExtension(context.Request.Path.Value) &&
					!context.Request.Path.Value.StartsWith("/api/"))
				{
					context.Request.Path = "index.html";
					await next();
				}
			});
			app.UseMvcWithDefaultRoute();
			app.UseDefaultFiles();
			app.UseStaticFiles();
		}
    }
}
