using System.Text;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.IdentityModel.Tokens;
using TafsirQuran.Api.Auth;
using TafsirQuran.Api.Endpoints;
using TafsirQuran.Infrastructure;
using TafsirQuran.Infrastructure.Persistence;

var builder = WebApplication.CreateBuilder(args);

builder.Services.AddInfrastructure(builder.Configuration);
builder.Services.Configure<JwtOptions>(builder.Configuration.GetSection(JwtOptions.SectionName));
builder.Services.AddSingleton<JwtTokenService>();

var jwt = builder.Configuration.GetSection(JwtOptions.SectionName).Get<JwtOptions>() ?? new JwtOptions();
builder.Services
    .AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
    .AddJwtBearer(options =>
    {
        options.TokenValidationParameters = new TokenValidationParameters
        {
            ValidateIssuer = true,
            ValidateAudience = true,
            ValidateLifetime = true,
            ValidateIssuerSigningKey = true,
            ValidIssuer = jwt.Issuer,
            ValidAudience = jwt.Audience,
            IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwt.Key))
        };
    });
builder.Services.AddAuthorization();

builder.Services.AddCors(options =>
{
    options.AddDefaultPolicy(policy =>
        policy.AllowAnyHeader().AllowAnyMethod().AllowAnyOrigin());
});

builder.Services.AddOpenApi();

var app = builder.Build();

{
    var audioRoot = app.Configuration["AudioRoot"] ?? "/data/audio";
    for (var attempt = 1; ; attempt++)
    {
        try
        {
            // Fresh scope each attempt so a failed seed cannot leave tracked entities.
            using var scope = app.Services.CreateScope();
            var db = scope.ServiceProvider.GetRequiredService<AppDbContext>();
            await DbSeeder.SeedAsync(db, audioRoot);
            break;
        }
        catch (Exception ex) when (attempt < 30)
        {
            app.Logger.LogWarning(ex, "DB not ready (attempt {Attempt}); retry in 2s", attempt);
            await Task.Delay(TimeSpan.FromSeconds(2));
        }
    }
}

if (app.Environment.IsDevelopment())
{
    app.MapOpenApi();
}

app.UseCors();
app.UseDefaultFiles();
app.UseStaticFiles();
app.UseAuthentication();
app.UseAuthorization();

app.MapTafsirEndpoints();
app.MapProgressEndpoints();
app.MapFavoriteEndpoints();
app.MapBookmarkEndpoints();
app.MapAuthEndpoints();

app.MapGet("/", () => Results.Ok(new { name = "TafsirQuran API", status = "ok" }));

app.Run();