import { act, render, screen, waitFor } from "@testing-library/react";
import { setLocale } from "../i18n";
import userEvent from "@testing-library/user-event";
import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
import { http, HttpResponse } from "msw";
import { server } from "../test/msw";
import type { WorkspacePreprocessingStatus } from "../api/workspace-preprocessing";
import { WorkspacePreprocessingControl } from "./WorkspacePreprocessingControl";

afterEach(() => act(() => setLocale("en")));

test("translates a live readiness diagnostic while preserving its catalog revision", () => {
  renderControl({ schemaVersion: 1, workspaceId: "catalog-workspace", state: "ready",
    actionable: true, clearable: true, detail: "Catalog revision 18 is indexed." });
  act(() => setLocale("it"));
  expect(screen.getByText("La revisione 18 del Catalogo è indicizzata.")).toBeVisible();
  expect(screen.getByRole("button", { name: "Esegui di nuovo" })).toBeEnabled();
});

function renderControl(status: WorkspacePreprocessingStatus) {
  const client = new QueryClient({ defaultOptions: { queries: { retry: false } } });
  return render(
    <QueryClientProvider client={client}>
      <WorkspacePreprocessingControl
        workspaceId="catalog-workspace"
        status={status}
        loading={false}
        unavailable={false}
        canManage
      />
    </QueryClientProvider>,
  );
}

test("failed state shows the reason and only the latest run diagnostic", async () => {
  renderControl({
    schemaVersion: 1,
    workspaceId: "catalog-workspace",
    state: "failed",
    actionable: true,
    clearable: true,
    detail: "The schema index could not be rebuilt.",
    reason: "The schema indexing worker stopped before publication.",
    nextStep: "Check the core service log, then retry.",
    lastFailure: {
      stage: "schema_index",
      errorCode: "schema_index_failed",
      finishedAt: "2026-09-05T10:04:00.000Z",
    },
  });

  expect(screen.getByText("The schema indexing worker stopped before publication.")).toBeVisible();
  await userEvent.click(screen.getByText("Last run details"));
  expect(screen.getByText("schema_index", { selector: "dd" })).toBeVisible();
  expect(screen.getByText("schema_index_failed", { selector: "dd" })).toBeVisible();
  expect(screen.getByText(/docker compose logs core/)).toBeVisible();
  expect(screen.queryByText(/history/i)).not.toBeInTheDocument();
});

test("blocked state gives the current prerequisite and no run details", () => {
  renderControl({
    schemaVersion: 1,
    workspaceId: "catalog-workspace",
    state: "blocked",
    actionable: false,
    clearable: true,
    detail: "Catalog synchronization is required.",
    reason: "Database configuration v4 is newer than Catalog synchronization v3.",
    nextStep: "Open Database management and run Synchronize schema.",
  });

  expect(screen.getByText("Database configuration v4 is newer than Catalog synchronization v3.")).toBeVisible();
  expect(screen.getByText("No preprocessing log is available because a run did not start.")).toBeVisible();
  expect(screen.queryByText("Last run details")).not.toBeInTheDocument();
  expect(screen.getByRole("button", { name: "Run" })).toBeDisabled();
});

test("running state shows the current durable phase instead of only a spinner", () => {
  renderControl({
    schemaVersion: 1,
    workspaceId: "catalog-workspace",
    state: "running",
    actionable: false,
    clearable: false,
    detail: "Indexing Evidence.",
    progress: { stage: "evidence", step: 3, totalSteps: 4 },
  });

  expect(screen.getByText("Indexing Evidence")).toBeVisible();
  expect(screen.getByText("3 / 4")).toBeVisible();
  expect(screen.getByRole("progressbar", { name: "Preprocessing progress" })).toHaveAttribute(
    "aria-valuetext",
    "Indexing Evidence, stage 3 of 4",
  );
  expect(screen.getByRole("button", { name: "Running" })).toBeDisabled();
});

test("ready state offers an explicit rerun from the GUI", async () => {
  let calls = 0;
  server.use(http.post("/api/workspaces/catalog-workspace/preprocessing", () => {
    calls += 1;
    return HttpResponse.json({
      schemaVersion: 1,
      workspaceId: "catalog-workspace",
      state: "ready",
      actionable: true,
      clearable: true,
      detail: "Catalog revision 18 is indexed.",
    });
  }));
  renderControl({
    schemaVersion: 1,
    workspaceId: "catalog-workspace",
    state: "ready",
    actionable: true,
    clearable: true,
    detail: "Catalog revision 18 is indexed.",
  });

  await userEvent.click(screen.getByRole("button", { name: "Run again" }));
  await waitFor(() => expect(calls).toBe(1));
});

test("Retry invokes the single preprocessing endpoint", async () => {
  let calls = 0;
  server.use(http.post("/api/workspaces/catalog-workspace/preprocessing", () => {
    calls += 1;
    return HttpResponse.json({
      schemaVersion: 1,
      workspaceId: "catalog-workspace",
      state: "ready",
      actionable: true,
      clearable: true,
      detail: "Catalog revision 18 is indexed.",
    });
  }));
  renderControl({
    schemaVersion: 1,
    workspaceId: "catalog-workspace",
    state: "failed",
    actionable: true,
    clearable: true,
    detail: "Preprocessing did not complete.",
    reason: "The worker stopped.",
    nextStep: "Retry.",
    lastFailure: {
      stage: "preprocessing",
      errorCode: "preprocessing_failed",
      finishedAt: "2026-09-05T10:04:00.000Z",
    },
  });

  await userEvent.click(screen.getByRole("button", { name: "Retry" }));
  await waitFor(() => expect(calls).toBe(1));
});

test("Clear uses the approved inline review and preserves memory in its scope copy", async () => {
  let calls = 0;
  server.use(http.delete("/api/workspaces/catalog-workspace/preprocessing", () => {
    calls += 1;
    return HttpResponse.json({
      schemaVersion: 1,
      workspaceId: "catalog-workspace",
      state: "required",
      actionable: true,
      clearable: false,
      detail: "Reference vectors and LSH are empty. Memory is preserved.",
    });
  }));
  renderControl({
    schemaVersion: 1,
    workspaceId: "catalog-workspace",
    state: "ready",
    actionable: true,
    clearable: true,
    detail: "Catalog revision 18 is indexed.",
  });

  await userEvent.click(screen.getByRole("button", { name: "Clear" }));
  expect(screen.getByText("Clear derived data?")).toBeVisible();
  expect(screen.getByText("Schema/Evidence vectors, LSH and derived checkpoints")).toBeVisible();
  expect(screen.getByText("Memory and solved questions")).toBeVisible();
  await userEvent.click(screen.getByRole("button", { name: "Clear derived data" }));
  await waitFor(() => expect(calls).toBe(1));
});