using JSMR.Application.Circles.Queries.Search;
using JSMR.Application.Creators.Queries.Search;
using JSMR.Application.DI;
using JSMR.Application.Tags.Queries.Search;
using JSMR.Application.VoiceWorks.Queries.Search;
using JSMR.Infrastructure.Data;
using JSMR.Infrastructure.DI;
using Microsoft.AspNetCore.Http.Json;
using Microsoft.EntityFrameworkCore;
using Serilog;
using Serilog.Events;
using System.Diagnostics;
using System.Text.Json;
using System.Text.Json.Serialization;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
builder.Services
    .AddMemoryCache() // TODO
    .AddApplication()
    .AddInfrastructure();

// DbContext (MySQL here; swap to Npgsql when you migrate)
var cs = builder.Configuration.GetConnectionString("AppDb")
         ?? throw new InvalidOperationException("Missing ConnectionStrings:AppDb2");

builder.Services.AddDbContextFactory<AppDbContext>(opt =>
    opt.UseMySql(cs, ServerVersion.AutoDetect(cs))
       .EnableSensitiveDataLogging(false));

builder.Services.AddControllers();
// Learn more about configuring OpenAPI at https://aka.ms/aspnet/openapi
builder.Services.AddOpenApi();

builder.Services.Configure<JsonOptions>(options =>
{
    options.SerializerOptions.PropertyNameCaseInsensitive = true;
    options.SerializerOptions.Converters.Add(
        new JsonStringEnumConverter(JsonNamingPolicy.CamelCase)); // or null for exact names
});

// Serilog bootstrap (before Build)
Log.Logger = new LoggerConfiguration()
    .ReadFrom.Configuration(builder.Configuration)
    .MinimumLevel.Override("Microsoft", LogEventLevel.Warning)
    .Enrich.WithProperty("Service", "JSMR.Api")
    .Enrich.WithProperty("Environment", builder.Environment.EnvironmentName)
    .CreateLogger();
builder.Host.UseSerilog();

builder.Services.AddCors(o =>
{
    o.AddPolicy("ui-dev", p => p
        .AllowAnyOrigin()
        //.WithOrigins(
        //    "*",
        //    "https://localhost:5173", // vite-like
        //    "https://localhost:5001", // typical https dev
        //    "http://localhost:5000",  // typical http dev
        //    "https://localhost:7112", // blazor wasm dev https (adjust to your port)
        //    "http://localhost:5153"   // blazor wasm dev http (adjust to your port)
        //)
        .AllowAnyHeader()
        .AllowAnyMethod());
});

var app = builder.Build();
app.UseCors("ui-dev");

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.MapOpenApi();
}

app.UseHttpsRedirection();

app.UseAuthorization();

app.MapControllers();

// Request logging with latency, status, path
app.UseSerilogRequestLogging(opts =>
{
    opts.MessageTemplate = "HTTP {RequestMethod} {RequestPath} responded {StatusCode} in {Elapsed:0.0000} ms";
});

// Correlation: ensure every log has traceId and return it to clients
app.Use(async (ctx, next) =>
{
    // Use current Activity if present (W3C trace context), else fall back
    var traceId = Activity.Current?.TraceId.ToString() ?? ctx.TraceIdentifier;
    using (Serilog.Context.LogContext.PushProperty("TraceId", traceId))
    {
        ctx.Response.Headers["x-trace-id"] = traceId;
        await next();
    }
});


// Health check
app.MapGet("/health", () => Results.Ok(new { status = "ok" }));

// ---- Endpoints ----

// Circles Search
app.MapPost("/api/circles/search", async (
    SearchCirclesRequest request,
    SearchCirclesHandler handler,
    CancellationToken cancallationToken) =>
{
    try
    {
        SearchCirclesResponse result = await handler.HandleAsync(request, cancallationToken);

        return Results.Ok(result);
    }
    catch (OperationCanceledException) when (cancallationToken.IsCancellationRequested)
    {
        return Results.StatusCode(StatusCodes.Status499ClientClosedRequest);
    }
});

// Voice Works Search
app.MapPost("/api/voiceworks/search", async (
    SearchVoiceWorksRequest request,
    SearchVoiceWorksHandler handler,
    CancellationToken cancallationToken) =>
{
    var result = await handler.HandleAsync(request, cancallationToken);

    return Results.Ok(result);
});

// Tags Search
app.MapPost("/api/tags/search", async (
    SearchTagsRequest request,
    SearchTagsHandler handler,
    CancellationToken cancallationToken) =>
{
    var result = await handler.HandleAsync(request, cancallationToken);

    return Results.Ok(result);
});

// Creators Search
app.MapPost("/api/creators/search", async (
    SearchCreatorsRequest request,
    SearchCreatorsHandler handler,
    CancellationToken cancallationToken) =>
{
    var result = await handler.HandleAsync(request, cancallationToken);

    return Results.Ok(result);
});

app.Run();