NALU/src/Nalu.Api/Endpoints/ExtractEndpoints.cs
Ricardo Carneiro ea6cdb5395 Initial commit — NALU AI web platform
- ASP.NET Core 9 Razor Pages + Minimal API hybrid
- 14 validators (CPF, CEP, CNPJ, email, phone, name, yes-no, birthdate, handoff, cancel-intent, company-name, plate-br, postal-code, validate_reply)
- OAuth login (Google, Microsoft, GitHub) + cookie auth
- MongoDB usage tracking + CEP cache collection
- Stripe checkout with inline PriceData (no Price IDs)
- MCP server for Claude Code / Cursor integration
- Playground (10 calls/IP/day, no auth)
- Docs: Quickstart, API Reference, N8N, MCP, Créditos, Erros, Fluxos
- Credit system: 3 cr standard validators, 5 cr validate_reply
- SmartSuggestion: contextual re-ask via IA when obtained=false
- Per-IP rate limiting + daily cap + shared-IP abuse detection
- Lightbox for comic images
- Validadores page split: Brasileiros / Universais + Em breve

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-10 16:39:04 -03:00

233 lines
12 KiB
C#

using Microsoft.AspNetCore.Mvc;
using Nalu.Web.Models;
using Nalu.Web.Services;
using Nalu.Web.Services.LlmRouter;
namespace Nalu.Web.Endpoints;
public static class ExtractEndpoints
{
public static void MapExtractEndpoints(this WebApplication app)
{
var group = app.MapGroup("/v1/extract")
.RequireAuthorization("ApiKey")
.WithTags("Extract");
// ── Deterministic (1 credit) ──────────────────────────────────────────
group.MapPost("/cpf", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_cpf", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_cpf", req, ct));
})
.WithName("ExtractCpf")
.WithSummary("Extrai e valida CPF")
.WithDescription("Extrai CPF, valida dígitos verificadores (mod 11) e formata XXX.XXX.XXX-XX. Custa 1 crédito.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/cep", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_cep", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_cep", req, ct));
})
.WithName("ExtractCep")
.WithSummary("Extrai CEP e retorna endereço")
.WithDescription("Extrai CEP e enriquece com endereço completo via ViaCEP (fallback BrasilAPI). Custa 1 crédito.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/phone", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_phone_br", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_phone_br", req, ct));
})
.WithName("ExtractPhone")
.WithSummary("Extrai telefone brasileiro com DDD")
.WithDescription("Extrai telefone com DDD e normaliza para (XX) XXXXX-XXXX ou (XX) XXXX-XXXX. Custa 1 crédito.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/email", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_email", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_email", req, ct));
})
.WithName("ExtractEmail")
.WithSummary("Extrai email com correção de typos")
.WithDescription("Extrai email e corrige typos comuns em domínios (gmail, hotmail, outlook). Custa 1 crédito.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/postal-code", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_postal_code", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_postal_code", req, ct));
})
.WithName("ExtractPostalCode")
.WithSummary("Extrai código postal internacional")
.WithDescription("Extrai e normaliza código postal de qualquer país exceto Brasil (use /cep para CEPs). Custa 1 crédito.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/cnpj", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_cnpj", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_cnpj", req, ct));
})
.WithName("ExtractCnpj")
.WithSummary("Extrai e valida CNPJ")
.WithDescription("Extrai CNPJ, valida dígitos verificadores (mod 11) e formata XX.XXX.XXX/XXXX-XX. Custa 1 crédito.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/plate-br", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_plate_br", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_plate_br", req, ct));
})
.WithName("ExtractPlateBr")
.WithSummary("Extrai placa brasileira")
.WithDescription("Suporta Mercosul (ABC1D23) e formato antigo (ABC-1234). Aceita entrada por extenso. Custa 1 crédito.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
// ── Light LLM (2 credits) ─────────────────────────────────────────────
group.MapPost("/name", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_full_name", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_full_name", req, ct));
})
.WithName("ExtractName")
.WithSummary("Extrai nome completo")
.WithDescription("Detecta e valida o nome completo do usuário a partir do diálogo. Custa 2 créditos.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/yes-no", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_yes_no", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_yes_no", req, ct));
})
.WithName("ExtractYesNo")
.WithSummary("Detecta sim ou não")
.WithDescription("Retorna extracted_value='true' (sim), 'false' (não) ou null (ambíguo). Custa 2 créditos.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/birthdate", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_birthdate", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_birthdate", req, ct));
})
.WithName("ExtractBirthdate")
.WithSummary("Extrai data de nascimento")
.WithDescription("Extrai data de nascimento em múltiplos formatos e idiomas, calcula idade atual. Custa 2 créditos.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/handoff", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_handoff", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_handoff", req, ct));
})
.WithName("ExtractHandoff")
.WithSummary("Detecta intenção de falar com humano")
.WithDescription("Classifica wants_human (true/false), urgência (low/medium/high) e frustração. Custa 2 créditos.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/cancel-intent", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_cancel_intent", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_cancel_intent", req, ct));
})
.WithName("ExtractCancelIntent")
.WithSummary("Detecta intenção de cancelamento")
.WithDescription("Diferencia cancelamento de serviço, operação atual ou frustração momentânea. Custa 2 créditos.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
group.MapPost("/company-name", async (HttpContext ctx,
[FromBody] ExtractionRequest req,
ExtractionPipeline pipeline, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_company_name", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
return Results.Ok(await pipeline.ExecuteAsync("validate_company_name", req, ct));
})
.WithName("ExtractCompanyName")
.WithSummary("Extrai nome de empresa")
.WithDescription("Detecta sufixos legais (LTDA, ME, S/A, LLC, Inc, GmbH). Custa 2 créditos.")
.Produces<ExtractionResponse>().ProducesProblem(429).WithOpenApi();
// ── Heavy LLM (5 credits) — validate_reply ────────────────────────────
group.MapPost("/reply", async (HttpContext ctx,
[FromBody] ReplyRequest req,
ReplyService replyService, CreditService credits, CancellationToken ct) =>
{
var cr = await credits.TryConsumeAsync(ctx.User, "validate_reply", ct);
credits.ApplyHeaders(ctx, cr);
if (!cr.Success) return Results.Json(cr.ErrorPayload, statusCode: 429);
try
{
var response = await replyService.AnalyzeAsync(req, ct);
return Results.Ok(response);
}
catch (ServiceUnavailableException)
{
ctx.Response.Headers["Retry-After"] = "30";
return Results.StatusCode(503);
}
})
.WithName("ExtractReply")
.WithSummary("Analisa contexto conversacional")
.WithDescription(
"Analisa a relação entre a mensagem do agente e a resposta do usuário. " +
"Classifica o tipo (answer, question, counter_proposal, confirmation, rejection, " +
"off_topic, greeting, handoff, cancel, unclear), extrai o significado real e sugere " +
"a próxima fala. Resolve o bug das 48 parcelas vs R$48. Custa 5 créditos.")
.Produces<ReplyResponse>().ProducesProblem(429).ProducesProblem(503).WithOpenApi();
}
}