import { mkdtempSync, rmSync } from "node:fs";
import { tmpdir } from "node:os";
import path from "node:path";
import { ComposioEmulator } from "@rakazo/adapters";
import type { UserProfileState } from "@rakazo/contracts";
import { ensureMainBot } from "@rakazo/db";
import { afterAll, beforeAll, describe, expect, it } from "vitest";
import type { createApp } from "../../../apps/api/src/app.ts";
import { sessionCookieHeader } from "./index.js";

type App = { request: (input: string, init?: RequestInit) => Response | Promise<Response> };
type AppHandles = Awaited<ReturnType<typeof createApp>>;

process.env.WAKEUP_DRIVER = "memory";
process.env.SANDBOX_PROVIDER = "fake";
process.env.AGENT_RUNTIME = "scripted";

const hasDb = process.env.VERIFY_DATABASE === "1" && Boolean(process.env.DATABASE_URL);
const describeWithDatabase = hasDb ? describe : describe.skip;

describeWithDatabase("user profile through the API and the main bot", () => {
  let handles: AppHandles;
  let app: App;
  const stamp = `${Date.now()}-${Math.random().toString(36).slice(2)}`;
  const dataDir = mkdtempSync(path.join(tmpdir(), "rakazo-profile-"));

  beforeAll(async () => {
    const { createApp } = await import("../../../apps/api/src/app.ts");
    handles = await createApp({
      databaseUrl: process.env.DATABASE_URL!,
      dataDir,
      sandboxProvider: "fake",
      agentRuntime: "scripted",
      wakeupDriver: "memory",
      signupsEnabled: "true",
      composio: new ComposioEmulator(),
    });
    app = handles.app;
  });

  afterAll(async () => {
    await handles?.stop();
    rmSync(dataDir, { recursive: true, force: true });
  });

  async function sendAndWait(cookie: string, botId: string, text: string) {
    const { runId } = await rpc<{ runId: string }>(app, cookie, "threads/send", { botId, text });
    const start = Date.now();
    while (Date.now() - start < 20_000) {
      const run = await handles.prisma.run.findUnique({
        where: { id: runId },
        select: { id: true, status: true, error: true, sourceMessageId: true },
      });
      if (run && ["completed", "failed", "cancelled"].includes(run.status)) {
        expect(run, run.error ?? "").toMatchObject({ status: "completed" });
        return run;
      }
      await new Promise((resolve) => setTimeout(resolve, 50));
    }
    throw new Error(`run ${runId} did not finish`);
  }

  it("lets the main bot record what it learns, and only the main bot", async () => {
    const cookie = await signup(app, `profile-tool-${stamp}@rakazo.test`, "Profile Tool");
    const me = await rpc<{ userId: string }>(app, cookie, "me");
    const main = await ensureMainBot(handles.prisma, me.userId);
    const specialist = await rpc<{ id: string }>(app, cookie, "bots/create", {
      name: "Researcher",
      title: "",
      description: "",
      instructions: "",
      notifyOnFinish: true,
    });

    await sendAndWait(cookie, main.id, "learn about me: work: Works night shifts as a nurse");
    const healthRun = await sendAndWait(
      cookie,
      main.id,
      "learn about me: health: Allergic to peanuts",
    );
    const specialistRun = await sendAndWait(
      cookie,
      specialist.id,
      "learn about me: tools: Uses a paper planner",
    );
    const refusal = await handles.prisma.event.findFirstOrThrow({
      where: { runId: specialistRun.id, type: "agent.tool.completed" },
      select: { payload: true },
    });
    expect(refusal.payload).toMatchObject({
      name: "update_user_profile",
      outcome: "error",
      error: expect.stringContaining("main bot"),
    });

    let state = await rpc<UserProfileState>(app, cookie, "profile/get");
    expect(
      state.facts.map(({ category, value, source, status, sourceBotId }) => ({
        category,
        value,
        source,
        status,
        sourceBotId,
      })),
    ).toEqual([
      {
        category: "health",
        value: "Allergic to peanuts",
        source: "conversation",
        status: "pending",
        sourceBotId: main.id,
      },
      {
        category: "work",
        value: "Works night shifts as a nurse",
        source: "conversation",
        status: "active",
        sourceBotId: main.id,
      },
    ]);
    expect(state.facts[0]?.sourceThreadId).toBe(main.threadId);
    expect(healthRun.sourceMessageId).toBeTruthy();
    expect(
      await handles.prisma.userFact.findUniqueOrThrow({
        where: { id: state.facts[0]!.id },
        select: { sourceMessageId: true },
      }),
    ).toEqual({ sourceMessageId: healthRun.sourceMessageId });

    state = await rpc<UserProfileState>(app, cookie, "profile/update", {
      confirmFactIds: [state.facts[0]!.id],
    });
    expect(state.facts.map((fact) => fact.status)).toEqual(["active", "active"]);

    state = await rpc<UserProfileState>(app, cookie, "profile/forget", { category: "health" });
    expect(state.facts.map((fact) => fact.value)).toEqual(["Works night shifts as a nurse"]);
  });

  it("validates profile input and reports unknown facts", async () => {
    const cookie = await signup(app, `profile-input-${stamp}@rakazo.test`, "Profile Input");
    const state = await rpc<UserProfileState>(app, cookie, "profile/update", {
      name: "Renamed",
      timeZone: "europe/vienna",
      language: "de",
      addFacts: [{ category: "goals", value: "Run a marathon" }],
    });
    expect(state.profile).toMatchObject({ timeZone: "Europe/Vienna", language: "de" });
    expect(state.facts).toMatchObject([
      { category: "goals", value: "Run a marathon", source: "user", status: "active" },
    ]);
    expect((await rpc<{ name: string }>(app, cookie, "me")).name).toBe("Renamed");

    expect((await raw(app, cookie, "profile/update", { timeZone: "Vienna" })).status).toBe(400);
    expect(
      (await raw(app, cookie, "profile/update", { confirmFactIds: ["missing-fact"] })).status,
    ).toBe(404);

    const forgotten = await rpc<UserProfileState>(app, cookie, "profile/forget", { all: true });
    expect(forgotten.facts).toEqual([]);
    expect(forgotten.profile).toMatchObject({ timeZone: null, language: null, summary: "" });
  });
});

async function signup(app: App, email: string, name: string) {
  const response = await app.request("/api/auth/sign-up/email", {
    method: "POST",
    headers: { "content-type": "application/json", origin: "http://127.0.0.1:5173" },
    body: JSON.stringify({ email, password: "password12", name }),
  });
  if (response.status >= 400) {
    throw new Error(`signup failed ${response.status}: ${await response.text()}`);
  }
  return sessionCookieHeader(response);
}

async function raw(app: App, cookie: string, procedure: string, body: unknown = {}) {
  return app.request(`/rpc/${procedure}`, {
    method: "POST",
    headers: {
      "content-type": "application/json",
      cookie,
      origin: "http://127.0.0.1:5173",
    },
    body: JSON.stringify({ json: body }),
  });
}

async function rpc<T>(app: App, cookie: string, procedure: string, body: unknown = {}) {
  const response = await raw(app, cookie, procedure, body);
  const text = await response.text();
  const payload = JSON.parse(text) as { json?: T; error?: { message?: string } };
  if (response.status >= 400 || payload.error) {
    throw new Error(`${procedure} ${response.status}: ${payload.error?.message ?? text}`);
  }
  return payload.json as T;
}