import { expect, test } from "@playwright/test";
import { defaultVideoCanvasMotionPresets } from "@/lib/video-canvas/config";
import {
  composeVideoCanvasMotionPrompt,
  normalizeVideoCanvasMotionMentions,
} from "@/lib/video-canvas/video-motion";

test.describe("video camera motion", () => {
  test("matches the 23-item competitor catalog and preview order", () => {
    expect(defaultVideoCanvasMotionPresets).toHaveLength(23);
    expect(defaultVideoCanvasMotionPresets.map((preset) => preset.name)).toEqual([
      "固定镜头",
      "跟随拍摄",
      "盘旋抬升",
      "盘旋下降",
      "镜头上摇",
      "镜头下摇",
      "镜头左摇",
      "镜头右摇",
      "镜头上升",
      "镜头下降",
      "镜头左移",
      "镜头右移",
      "镜头前推",
      "镜头后移",
      "变焦推进",
      "变焦拉远",
      "柯克变焦",
      "环绕拍摄",
      "滚筒旋转",
      "第一视角",
      "无人机",
      "高空航拍",
      "手持拍摄",
    ]);
    expect(defaultVideoCanvasMotionPresets[22]?.previewUrl).toBe(
      "https://libtv-res.liblib.art/tool/movement/23.webp",
    );
  });

  test("normalizes structured motion mentions without removing duplicates", () => {
    const mentions = normalizeVideoCanvasMotionMentions([
      {
        id: "motion first",
        index: 1,
        label: "固定镜头",
        motionId: "fixed",
        offset: 2,
        prompt: "保持机位稳定",
      },
      {
        id: "motion-second",
        index: 2,
        label: "固定镜头",
        motionId: "fixed",
        offset: 2,
        prompt: "保持机位稳定",
      },
    ]);

    expect(mentions).toHaveLength(2);
    expect(mentions[0]).toMatchObject({
      custom: false,
      id: "motion-first",
      label: "固定镜头",
      motionId: "fixed",
      offset: 2,
    });
    expect(mentions[1]?.label).toBe("固定镜头");
  });

  test("persists all 23 catalog selections without truncating at 20", () => {
    const mentions = normalizeVideoCanvasMotionMentions(
      defaultVideoCanvasMotionPresets.map((preset, index) => ({
        id: `motion-${index + 1}`,
        index: index + 1,
        label: preset.name,
        motionId: preset.id,
        prompt: preset.prompt,
      })),
    );

    expect(mentions).toHaveLength(23);
    expect(mentions[22]?.label).toBe("手持拍摄");
    expect(mentions[22]?.index).toBe(23);
  });

  test("resolves ordered motion prompts only when building the generation request", () => {
    const mentions = normalizeVideoCanvasMotionMentions([
      {
        id: "motion-1",
        index: 1,
        label: "固定镜头",
        motionId: "fixed",
        prompt: "保持机位稳定",
      },
      {
        custom: true,
        id: "motion-2",
        index: 2,
        label: "测试运镜",
        motionId: "custom-1",
        prompt: "镜头缓慢向前推进。",
      },
    ]);

    expect(composeVideoCanvasMotionPrompt("人物向前走", mentions)).toBe(
      "人物向前走 运镜要求「固定镜头」：保持机位稳定 运镜要求「测试运镜」：镜头缓慢向前推进。",
    );
  });
});