// Local disposable PostgreSQL only. Install embedded-postgres into .qa/video-task-db first.
const fs = require("fs"),
  path = require("path"),
  assert = require("node:assert/strict");
(async () => {
  const { default: EmbeddedPostgres } = await import(
    path.resolve(".qa/video-task-db/node_modules/embedded-postgres/dist/index.js")
  );
  const pg = new EmbeddedPostgres({
    databaseDir: path.resolve(".qa/video-task-db/data"),
    port: 55439,
    user: "canvas_qa",
    password: "local-disposable-only",
    persistent: false,
    onLog: (message) => console.log(message),
    onError: (message) => console.error(message),
  });
  let client;
  try {
    await pg.initialise();
    await pg.start();
    client = pg.getPgClient();
    await client.connect();
    process.env.POSTGRES_URL =
      "postgres://canvas_qa:local-disposable-only@127.0.0.1:55439/postgres";
    await client.query(
      'CREATE TABLE "User" (id uuid PRIMARY KEY); CREATE TABLE "CanvasProject" (id uuid PRIMARY KEY, "userId" uuid);',
    );
    await client.query(
      fs.readFileSync("lib/db/migrations/0091_add_canvas_capability_tasks.sql", "utf8"),
    );
    const esbuild = require(
      path.resolve(
        "node_modules/.pnpm",
        fs.readdirSync("node_modules/.pnpm").find((name) => name.startsWith("esbuild@0.25.")),
        "node_modules/esbuild",
      ),
    );
    await esbuild.build({
      entryPoints: ["lib/video-canvas/task-store.ts"],
      outfile: ".qa/video-task-db/store.cjs",
      bundle: true,
      platform: "node",
      format: "cjs",
      packages: "external",
      alias: { "@": process.cwd() },
      plugins: [
        {
          name: "server-only",
          setup(build) {
            build.onResolve({ filter: /^server-only$/ }, () => ({
              path: "empty",
              namespace: "qa",
            }));
            build.onLoad({ filter: /.*/, namespace: "qa" }, () => ({ contents: "" }));
          },
        },
      ],
    });
    const store = require(path.resolve(".qa/video-task-db/store.cjs"));
    const user = crypto.randomUUID(),
      other = crypto.randomUUID(),
      project = crypto.randomUUID();
    await client.query('INSERT INTO "User" VALUES ($1),($2)', [user, other]);
    await client.query('INSERT INTO "CanvasProject" VALUES ($1,$2)', [project, user]);
    assert.equal(await store.ownsTaskProject(user, project), true);
    assert.equal(await store.ownsTaskProject(other, project), false);
    const request = {
      requestId: crypto.randomUUID(),
      projectId: project,
      kind: "video",
      params: { mode: "text-to-video", prompt: "QA" },
      node: {
        id: "node-a",
        title: "QA",
        kind: "media",
        inputType: "video",
        x: 0,
        y: 0,
        width: 300,
        height: 200,
      },
      edges: [],
    };
    const copies = await Promise.all(
      Array.from({ length: 10 }, () => store.createCanvasGenerationTask(user, request)),
    );
    assert.equal(new Set(copies.map((task) => task.id)).size, 1);
    const task = copies[0];
    await assert.rejects(
      store.createCanvasGenerationTask(user, {
        ...request,
        params: { ...request.params, prompt: "different" },
      }),
    );
    const claims = await Promise.all(
      Array.from({ length: 10 }, () => store.claimCanvasGenerationTask(user, project)),
    );
    assert.equal(claims.filter(Boolean).length, 1);
    assert.equal((await store.cancelCanvasGenerationTask(user, project, task.id)).ok, false);
    assert.equal((await store.cancelCanvasGenerationTask(other, project, task.id)).task, null);
    const pending = await store.createCanvasGenerationTask(user, {
      ...request,
      requestId: crypto.randomUUID(),
      node: { ...request.node, id: "node-b" },
    });
    assert.equal(await store.claimCanvasGenerationTask(user, project), null);
    assert.equal((await store.cancelCanvasGenerationTask(user, project, pending.id)).ok, true);
    await store.finishCanvasGenerationTask(task.id, { url: "https://example.com/qa.mp4" });
    assert.equal(
      (await store.listCanvasGenerationTasks(user, project)).find((t) => t.id === task.id).result
        .url,
      "https://example.com/qa.mp4",
    );
    assert.equal((await store.listCanvasGenerationTasks(other, project)).length, 0);
    assert.equal(await store.hideCanvasGenerationNode(user, project, task.id, "node-a"), true);
    assert.deepEqual(
      (await store.listCanvasGenerationTasks(user, project)).find((t) => t.id === task.id).request
        .hiddenNodeIds,
      ["node-a"],
    );
    const stale = await store.createCanvasGenerationTask(user, {
      ...request,
      requestId: crypto.randomUUID(),
      node: { ...request.node, id: "node-c" },
    });
    await store.claimCanvasGenerationTask(user, project);
    await client.query(
      "UPDATE \"CanvasCapabilityTask\" SET \"updatedAt\"=(now() at time zone 'UTC')-interval '3 minutes' WHERE id=$1",
      [stale.id],
    );
    assert.equal(
      (await store.listCanvasGenerationTasks(user, project)).find((t) => t.id === stale.id).status,
      "interrupted",
    );
    assert.equal(await store.claimCanvasGenerationTask(user, project), null);
    await store.checkpointCanvasGenerationTask(stale.id, {
      upstreamTask: { taskId: "ignored-after-interruption" },
    });
    assert.equal(
      (await store.listCanvasGenerationTasks(user, project)).find((t) => t.id === stale.id).result,
      null,
    );
    await store.finishCanvasGenerationTask(stale.id, { url: "https://example.com/late.mp4" });
    assert.equal(
      (await store.listCanvasGenerationTasks(user, project)).find((t) => t.id === stale.id).status,
      "succeeded",
    );
    const upstream = await store.createCanvasGenerationTask(user, {
      ...request,
      requestId: crypto.randomUUID(),
      node: { ...request.node, id: "node-upstream" },
    });
    await store.claimCanvasGenerationTask(user, project);
    await store.checkpointCanvasGenerationTask(upstream.id, {
      upstreamTask: { operation: "enhance", taskId: "provider-123" },
    });
    await store.interruptCanvasGenerationTask(upstream.id, "查询连接中断");
    const recovered = (await store.listCanvasGenerationTasks(user, project)).find(
      (t) => t.id === upstream.id,
    );
    assert.equal(recovered.status, "interrupted");
    assert.equal(recovered.result.upstreamTask.taskId, "provider-123");
    assert.equal(await store.claimCanvasGenerationTask(user, project), null);
    console.log(
      "PASS: real PostgreSQL ownership, idempotency (10 submits), exclusive claiming (10 workers), serial queue, cancellation CAS, durable results, hidden nodes, interrupted task without resubmission, late-result recovery.",
    );
  } finally {
    if (client) await client.end();
    await pg.stop();
  }
})().then(
  () => process.exit(0),
  (error) => {
    console.error(error);
    process.exit(1);
  },
);