Startup.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using Microsoft.EntityFrameworkCore;
using Swashbuckle.AspNetCore;
using Swashbuckle.AspNetCore.Swagger;
using gnv_back.Business;
using gnv_back.Business.Implementations;
using gnv_back.Models.Context;
using gnv_back.Repository;
using gnv_back.Repository.Generic;
using Microsoft.AspNetCore.Rewrite;
using gnv_back.Repository.Implementations;

namespace gnv_back
{
    public class Startup
    {
        private readonly ILogger _logger;
        public IConfiguration _configuration { get; }
        public IHostingEnvironment _environment { get; }
        public Startup(IConfiguration configuration,
                       IHostingEnvironment environment,
                       ILogger<Startup> logger
                       )
        {
            _configuration = configuration;
            _environment = environment;
            _logger = logger;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            var configurationString = _configuration["PostgresConnection:PostgresConnectionString"];

            services.AddDbContext<PostgresContext>(options => options.UseNpgsql(configurationString));

            if (_environment.IsDevelopment()) {
                try
                {
                    // var evolveConnection = new MySql.Data.MySqlClient.MySqlConnection(configurationString);
                    var evolveConnection = new Npgsql.NpgsqlConnection(configurationString);

                    var evolve = new Evolve.Evolve("evolve.json", evolveConnection, msg => _logger.LogInformation(msg))
                    {
                        Locations = new List<string> {"db/migrations"},
                        IsEraseDisabled = true,
                    };

                    evolve.Migrate();
                }
                catch(Exception ex)
                {
                    _logger.LogCritical("Data base migration failed", ex);
                    throw;
                }
            }

            services.AddCors(options => options.AddPolicy("AllowAll",
                                                            p => p.AllowAnyOrigin()
                                                                .AllowAnyMethod()
                                                                .AllowAnyHeader()));

            services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_2);

            services.AddSwaggerGen(c => {
                c.SwaggerDoc("v1",
                    new Microsoft.OpenApi.Models.OpenApiInfo
                    {
                        Title = "API - GNV no APP",
                        Version = "v1"
                    });
            });

            services.AddScoped<IStationBusiness, StationBusinessImpl>();
            services.AddScoped<INotificationBusiness, NotificationBusinessImpl>();

            services.AddScoped(typeof(IRepository<>), typeof(GenericRepository<>));
            services.AddScoped(typeof(IStationRepository), typeof(StationRepository));

            // services.AddApiVersioning();
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
                app.UseHsts();
            }

            app.UseCors("AllowAll");

            app.UseSwagger();
            app.UseSwaggerUI(c => {
                c.SwaggerEndpoint("/swagger/v1/swagger.json", "API - GNV no APP");
            });

            var option = new RewriteOptions();
            option.AddRedirect("^$", "swagger");
            app.UseRewriter(option);

            app.UseHttpsRedirection();
            app.UseMvc();
        }
    }
}