using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.DataProtection;
using Microsoft.AspNetCore.Hosting;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Identity.UI;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.AspNetCore.Identity.UI.Services;
using Microsoft.Extensions.Hosting;
using nuget_host.Data;
using nuget_host.Interfaces;
using nuget_host.Services;
using nuget_host.Entities;
using nuget_host.Models;
using System.Reflection;

namespace nuget_host
{
    public class Startup
    {
        public Startup(IConfiguration config)
        {
            Configuration = config;
        }

        public IConfiguration Configuration { get; }
        public static string RootApiKeySecret { get; private set; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddDbContext<ApplicationDbContext>(options =>
                options.UseNpgsql(
                    Configuration.GetConnectionString("DefaultConnection")));
           

            services.AddIdentity<ApplicationUser, IdentityRole>()
                .AddEntityFrameworkStores<ApplicationDbContext>()
                .AddSignInManager()
                .AddDefaultUI()
                .AddDefaultTokenProviders();

            services.AddMvc();

            services.AddDataProtection();
            services.AddTransient<IMailer, EmailSender>();
            services.AddTransient<IEmailSender, EmailSender>();

            var smtpSettingsconf = Configuration.GetSection("Smtp");
            services.Configure<SmtpSettings>(smtpSettingsconf);
            var nugetSettingsconf = Configuration.GetSection("Nuget");
            services.Configure<NugetSettings>(nugetSettingsconf);
            
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, Microsoft.AspNetCore.Hosting.IHostingEnvironment env,
        ApplicationDbContext dbContext)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
                app.UseMigrationsEndPoint();
            }
            else
            {
                app.UseExceptionHandler("/Home/Error");
                app.UseHsts();
                try
                {
                    dbContext.Database.Migrate();
                }
                catch (TargetInvocationException ex)
                {
                    if (ex.InnerException is InvalidOperationException)
                    // nothing to do ?
                    {
                        // TODO (or not) Hit the developper
                    }
                    else throw ex;
                }
                
            }

            app.UseStaticFiles();

            app.UseHttpsRedirection();

            app.UseAuthentication();
            

            app.UseMvc(routes =>
            {
                routes.MapRoute(
                    name: "default",
                    template: "{controller=Home}/{action=Index}/{id?}");
            });
        }
    }
}