1// Nuget packages
2 
3// Entity-> Microsoft.EntityFrameworkCore 
4// Code first ->Microsoft.EntityFrameworkCore.Tools.    
5// Mysql ->pomelo mysql
6// jwt -> Microsoft.AspNetCore.Authentication.JwtBearer
7
8
9
10
11using LibraryManagementApi.AuthService;
12using LibraryManagementApi.DBContexts;
13using LibraryManagementApi.Interface;
14using LibraryManagementApi.Repository;
15using Microsoft.AspNetCore.Authentication.JwtBearer;
16using Microsoft.IdentityModel.Tokens;
17using System.Text;
18
19var builder = WebApplication.CreateBuilder(args);
20builder.Configuration.AddJsonFile("appsettings.json", optional: false, reloadOnChange: true);
21
22// Add services to the container.
23
24builder.Services.AddControllers();
25// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
26builder.Services.AddEndpointsApiExplorer();
27builder.Services.AddSwaggerGen();
28builder.Services.AddDbContext<DBContext>();
29builder.Services.AddScoped<BooksInterface, BooksRepository>();
30builder.Services.AddScoped<UserInterface, UserRepository>();
31builder.Services.AddScoped<JWTHandler>();
32builder.Services.AddCors(options =>
33{
34    options.AddPolicy("AllowAll", policy =>
35        policy.AllowAnyOrigin().AllowAnyMethod().AllowAnyHeader());
36
37});
38
39
40builder.Services.AddAuthentication(options =>
41{
42    options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
43    options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
44})
45.AddJwtBearer(options =>
46{
47    options.TokenValidationParameters = new TokenValidationParameters
48    {
49        ValidateIssuer = true,
50        ValidateAudience = true,
51        ValidateLifetime = true,
52        ValidateIssuerSigningKey = true,
53        ValidIssuer = builder.Configuration["Jwt:Issuer"],
54        ValidAudience = builder.Configuration["Jwt:Issuer"],
55        IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(builder.Configuration["Jwt:Key"]))
56    };
57});
58var app = builder.Build();
59
60// Configure the HTTP request pipeline.
61if (app.Environment.IsDevelopment())
62{
63    app.UseSwagger();
64    app.UseSwaggerUI();
65}
66
67app.UseHttpsRedirection();
68
69app.UseCors("AllowAll");
70app.UseAuthorization();
71app.UseAuthentication();
72app.MapControllers();
73
74app.Run();