using Pomelo.EntityFrameworkCore;
using System.Text;
using AcaMate.Common.Chat;
using Microsoft.EntityFrameworkCore;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.IdentityModel.Tokens;
using Microsoft.AspNetCore.SignalR;
using AcaMate.Common.Models;
using AcaMate.V1.Services;
using AcaMate.Common.Data;
using AcaMate.V1.Controllers;


var builder = WebApplication.CreateBuilder(args);

// DB 설정부 시작
builder.Configuration.AddJsonFile("private/dbSetting.json", optional: true, reloadOnChange: true);
// var connectionString = builder.Configuration.GetConnectionString("MariaDbConnection");
// builder.Services.AddDbContext<AppDbContext>(options => options.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString)));
builder.Services.AddDbContext<AppDbContext>(optionsAction: (serviceProvider, options) =>
{
    var httpContextAccessor = serviceProvider.GetRequiredService<IHttpContextAccessor>();
    var dbName = httpContextAccessor.HttpContext?.Request.Query["aca_code"].ToString();
    var baseConnectionString = builder.Configuration.GetConnectionString("MariaDbConnection");
    if (!string.IsNullOrEmpty(dbName))
    {
        baseConnectionString = baseConnectionString.Replace("database=AcaMate", $"database={dbName}");
    }

    options.UseMySql(baseConnectionString, ServerVersion.AutoDetect(baseConnectionString));
});
builder.Services.AddHttpContextAccessor();
// DB 설정부 끝


var dbString = builder.Configuration.GetConnectionString("MariaDbConnection");
var userString = builder.Configuration.GetConnectionString("DBAccount");

// JWT 설정부 시작
builder.Configuration.AddJsonFile("private/jwtSetting.json", optional: true, reloadOnChange: true);
builder.Services.Configure<JwtSettings>(builder.Configuration.GetSection("JwtSettings"));

builder.Services.AddAuthentication(options =>
    {
        options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
        options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
    })
    .AddJwtBearer(options =>
    {
        var jwtSettings = builder.Configuration.GetSection("JwtSettings").Get<JwtSettings>();
        options.TokenValidationParameters = new TokenValidationParameters
        {
            ValidateIssuer = true,
            ValidateAudience = true,
            ValidateLifetime = true,
            ValidateIssuerSigningKey = true,
            ValidIssuer = jwtSettings.Issuer,
            ValidAudience = jwtSettings.Audience,
            IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtSettings.SecretKey))
        };
    });
// JWT 설정부 끝

builder.Services.AddControllers();
// 여기다가 API 있는 컨트롤러들 AddScoped 하면 되는건가?
// builder.Services.AddScoped<UserService>(); //
// builder.Services.AddScoped<UserController>();

builder.Services.AddEndpointsApiExplorer();

// 스웨거 설정 추가 부분
// builder.Services.AddSwaggerGen();
builder.Services.AddCustomSwagger();

// SignalR 설정 추가 부분
builder.Services.AddSignalR();
builder.Services.AddCors(option =>
{
    option.AddPolicy("CorsPolicy", builder =>
    {
        builder
            .AllowAnyMethod()
            .AllowAnyHeader()
            .AllowCredentials()
            .SetIsOriginAllowed(host => true);
    });
});


///// ===== builder 설정 부 ===== /////

var app = builder.Build();

if (app.Environment.IsDevelopment())
{
    // app.UseSwagger();
    // app.UseSwaggerUI();
    app.UseCustomSwaggerUI();
    app.UseDeveloperExceptionPage(); // 좀더 자세한 예외 정보 제공
}
else
{
    app.UseExceptionHandler("/error");
    app.UseHsts();
}


app.UseHttpsRedirection();
app.UseAuthorization();

app.MapControllers();

app.UseCors("CorsPolicy");
app.UseRouting();

app.UseWebSockets();
app.UseEndpoints(end =>
{
    app.MapHub<ChatHub>("/chatHub");
});


app.Run();