import { expect, test } from "@playwright/test";
import path from "node:path";

const attributeBlend = path.resolve(import.meta.dirname, "../../../tests/files/web/attribute_scene.blend");

test("M7-06 changes dirty only for accepted Main transactions and matching saves", async ({ page }) => {
  await page.goto("/");
  await page.getByTestId("blend-file-input").setInputFiles(attributeBlend);
  await expect(page.getByText("AttributeMeshObject", { exact: true })).toBeVisible();
  const app = page.locator(".blender-app");
  await expect(app).toHaveAttribute("data-dirty", "false");
  const openedRevision = await app.getAttribute("data-current-main-revision");
  await expect(app).toHaveAttribute("data-committed-main-revision", openedRevision ?? "");

  await page.getByRole("button", { name: "Modeling" }).click();
  await expect(app).toHaveAttribute("data-dirty", "false");
  await expect(app).toHaveAttribute("data-current-main-revision", openedRevision ?? "");

  await page.getByRole("button", { name: "预览 Decimate" }).click();
  await expect(page.getByTestId("engine-status")).toContainText("Preview");
  await expect(app).toHaveAttribute("data-dirty", "false");
  await expect(app).toHaveAttribute("data-current-main-revision", openedRevision ?? "");

  await page.locator("label.file-button input[type=file]").setInputFiles({
    name: "invalid.png",
    mimeType: "image/png",
    buffer: Buffer.from("not-a-png"),
  });
  await expect(app).toHaveAttribute("data-user-action-import-status", "FAILED");
  await expect(app).toHaveAttribute("data-dirty", "false");
  await expect(app).toHaveAttribute("data-current-main-revision", openedRevision ?? "");

  await page.getByRole("button", { name: "添加立方体" }).click();
  await expect(app).toHaveAttribute("data-dirty", "true");
  await expect(page.getByTestId("dirty-status")).toHaveText("未保存");
  const editedRevision = Number(await app.getAttribute("data-current-main-revision"));
  expect(editedRevision).toBeGreaterThan(Number(openedRevision));
  await expect(app).toHaveAttribute("data-committed-main-revision", openedRevision ?? "");

  const download = page.waitForEvent("download");
  await page.getByRole("button", { name: "保存项目" }).click();
  await download;
  await expect(app).toHaveAttribute("data-dirty", "false");
  await expect(page.getByTestId("dirty-status")).toHaveText("已保存");
  await expect(app).toHaveAttribute("data-committed-main-revision", String(editedRevision));

  await page.getByRole("button", { name: "添加立方体" }).click();
  await expect(app).toHaveAttribute("data-dirty", "true");
  await page.getByRole("button", { name: "撤销" }).click();
  await expect(app).toHaveAttribute("data-dirty", "false");
  const undoRevision = Number(await app.getAttribute("data-current-main-revision"));
  expect(undoRevision).toBeGreaterThan(editedRevision);
  await page.getByRole("button", { name: "重做" }).click();
  await expect(app).toHaveAttribute("data-dirty", "true");
  const redoRevision = Number(await app.getAttribute("data-current-main-revision"));
  expect(redoRevision).toBeGreaterThan(undoRevision);
  await page.getByRole("button", { name: "撤销" }).click();
  await expect(app).toHaveAttribute("data-dirty", "false");

  await page.getByTestId("blend-file-input").setInputFiles({
    name: "invalid.blend",
    mimeType: "application/octet-stream",
    buffer: Buffer.from([0x42, 0x41, 0x44]),
  });
  await expect(app).toHaveAttribute("data-user-action-open-status", "FAILED");
  await expect(app).toHaveAttribute("data-dirty", "false");
  const finalUndoRevision = await app.getAttribute("data-current-main-revision");
  await expect(app).toHaveAttribute("data-committed-main-revision", finalUndoRevision ?? "");
});