// supabase/functions/ai-structured/ai_structured.test.ts
/// <reference lib="deno.ns" />
/// <reference lib="dom" />
/// <reference lib="dom.iterable" />

import { assert, assertEquals } from "jsr:@std/assert@1";
import "jsr:@std/dotenv/load";
import { createClient, type SupabaseClient } from "npm:@supabase/supabase-js@2";

const SUPABASE_URL = Deno.env.get("SUPABASE_URL") ?? "";
const SUPABASE_ANON_KEY = Deno.env.get("SUPABASE_ANON_KEY") ?? ""; // (o PUBLISHABLE_KEY si así lo nombraste)
const EMAIL = Deno.env.get("TEST_EMAIL") ?? "guillermo.arrieta@lasalle.mx";
const PASSWORD = Deno.env.get("TEST_PASSWORD") ?? "admin";

const options = {
  auth: {
    autoRefreshToken: false,
    persistSession: false,
    detectSessionInUrl: false,
  },
};

function mustEnv() {
  if (!SUPABASE_URL) throw new Error("SUPABASE_URL is required");
  if (!SUPABASE_ANON_KEY) throw new Error("SUPABASE_ANON_KEY is required");
}

async function getAuthedClient(): Promise<
  { client: SupabaseClient; accessToken: string }
> {
  mustEnv();
  const client = createClient(SUPABASE_URL, SUPABASE_ANON_KEY, options);

  const { data, error } = await client.auth.signInWithPassword({
    email: EMAIL,
    password: PASSWORD,
  });
  if (error) throw new Error("Sign-in failed: " + error.message);

  const accessToken = data.session?.access_token;
  if (!accessToken) {
    throw new Error("No access_token returned from signInWithPassword");
  }

  return { client, accessToken };
}

Deno.test("ai-structured (JSON body)", async () => {
  const { client, accessToken } = await getAuthedClient();

  const form = new FormData();
  form.append(
    "options",
    JSON.stringify({
      input: "Genera 3 ideas de negocio innovadoras en formato JSON.",
      model: "gpt-5-nano",
      text: {
        format: {
          "type": "json_schema",
          "name": "business_ideas",
          "schema": {
            "type": "array",
            "properties": {
              "idea": { "type": "string", "description": "The business idea" },
            },
            "required": ["idea"],
            "additionalProperties": false,
          },
        },
      },
    }),
  );

  const { data, error } = await client.functions.invoke("ai-structured", {
    headers: {
      Authorization: `Bearer ${accessToken}`, // 👈 clave para que tu función pase el authHeader check
    },
    body: form,
  });

  if (error) throw new Error("Invoke failed: " + error.message);
  assert(data, "Expected data from function");
  assertEquals(data.ok, true);
  assert(
    Array.isArray(data.openai_raw.output),
    "Expected output to be an array",
  );
  assert(data.openai_raw.output.length === 3, "Expected 3 business ideas");
  console.log(data);
});

Deno.test("ai-structured (multipart + file)", async () => {
  const { client, accessToken } = await getAuthedClient();

  // Lee un PDF local (ajusta path)
  const bytes = await Deno.readFile("files/carta.pdf");
  const file = new File([bytes], "carta.pdf", { type: "application/pdf" });

  const payload = {
    response: {
      input: "Resume estos documentos en JSON.",
      model: "gpt-5-nano",
    },
    structured: {
      type: "json_schema",
      name: "resumen",
      strict: true,
      schema: {
        type: "object",
        properties: { resumen: { type: "string" } },
        required: ["resumen"],
        additionalProperties: false,
      },
    },
    storage: { prefix: "tmp" },
  };

  const fd = new FormData();
  fd.append("payload", JSON.stringify(payload));
  fd.append("files", file);

  const { data, error } = await client.functions.invoke("ai-structured", {
    headers: {
      Authorization: `Bearer ${accessToken}`, // 👈 necesario
      // NO pongas Content-Type: fetch lo setea con boundary para FormData ✅
    },
    method: "POST",
    body: fd,
  });

  if (error) throw new Error("Invoke failed: " + error.message);
  assert(data, "Expected data from function");

  assertEquals(data.ok, true);
  assert(typeof data.output?.resumen === "string");
  assert(data.output.resumen.length > 0);

  // opcional: valida que registró upload(s) a storage
  assert(Array.isArray(data.references?.uploadedToStorage));
});