import { expect, test } from "@playwright/test";
import { defaultVideoCanvasFunctionConfig } from "../../lib/video-canvas/config";
import {
  addVideoCanvasAttachedSubject,
  buildVideoCanvasSubjectProviderReferences,
  composeVideoCanvasSubjectPrompt,
  getVideoCanvasAttachedSubjects,
  normalizeGeneratedSubjectDescription,
  removeVideoCanvasAttachedSubject,
  resolveVideoCanvasSubjectCategory,
  supportsVideoCanvasSubjectUsage,
  toVideoCanvasAttachedSubject,
  validateVideoCanvasSubjectDraft,
} from "../../lib/video-canvas/subjects";

const config = defaultVideoCanvasFunctionConfig.subjectLibrary;

test.describe("video canvas subject library", () => {
  test("validates the exact image and video creation ranges", () => {
    expect(
      validateVideoCanvasSubjectDraft(
        {
          assetCount: 1,
          category: "人物",
          description: "古风女性人物，黑色长发，绿色衣裙。",
          mediaMode: "images",
          name: "古风女主",
          voiceId: "none",
        },
        config,
      ),
    ).toBe("请至少添加2张角色图片");
    expect(
      validateVideoCanvasSubjectDraft(
        {
          assetCount: 2,
          category: "人物",
          description: "古风女性人物，黑色长发，绿色衣裙。",
          mediaMode: "images",
          name: "古风女主",
          voiceId: "gentle-female",
        },
        config,
      ),
    ).toBeNull();
    expect(
      validateVideoCanvasSubjectDraft(
        {
          assetCount: 1,
          category: "人物",
          description: "古风女性人物，黑色长发，绿色衣裙。",
          durationSeconds: 8.1,
          mediaMode: "video",
          name: "古风女主",
          voiceId: "original-video",
        },
        config,
      ),
    ).toBe("角色视频时长需为3-8秒");
  });

  test("normalizes labels and smart descriptions", () => {
    expect(resolveVideoCanvasSubjectCategory("场景", config)).toBe("场景");
    expect(resolveVideoCanvasSubjectCategory("unknown", config)).toBe("其他");
    expect(resolveVideoCanvasSubjectCategory("", config)).toBe("其他");
    expect(
      normalizeGeneratedSubjectDescription(
        "```text\n主体描述：一位黑色长发、绿色衣裙的古风女性人物。\n```",
        100,
      ),
    ).toBe("一位黑色长发、绿色衣裙的古风女性人物。");
  });

  test("accepts uploaded custom voice ids", () => {
    expect(
      validateVideoCanvasSubjectDraft(
        {
          assetCount: 2,
          category: "人物",
          description: "古风女性人物，黑色长发，绿色衣裙。",
          mediaMode: "images",
          name: "古风女主",
          voiceId: "custom:25c7404b-80ae-4f11-a237-a6ec35c4ed6a",
        },
        config,
      ),
    ).toBeNull();
  });

  test("stores subject references without changing unrelated node draft values", () => {
    const subject = toVideoCanvasAttachedSubject({
      description: { description: "成年古装男性，黑发束冠，金黄色龙纹长袍。" },
      displayName: "古装男性",
      id: "subject-1",
      metadata: {
        category: "人物",
        mediaMode: "images",
        mediaUrls: ["https://example.com/front.png", "https://example.com/back.png"],
        voiceId: "none",
        voiceName: "无配音",
      },
      thumbnailUrl: "https://example.com/front.png",
    });
    expect(subject).not.toBeNull();

    const attached = addVideoCanvasAttachedSubject(
      { params: { model: "kling-o3", prompt: "人物转身。" }, untouched: true },
      subject!,
      4,
    );
    expect(getVideoCanvasAttachedSubjects(attached)).toEqual([subject]);
    expect(attached).toMatchObject({
      params: { model: "kling-o3", prompt: "人物转身。", subjects: [subject] },
      untouched: true,
      videoSubjects: [subject],
    });

    const removed = removeVideoCanvasAttachedSubject(attached, "subject-1");
    expect(getVideoCanvasAttachedSubjects(removed)).toEqual([]);
    expect(removed).toMatchObject({
      params: { model: "kling-o3", prompt: "人物转身。" },
      untouched: true,
    });
  });

  test("maps subject data to hidden prompt and structured provider references", () => {
    const subject = toVideoCanvasAttachedSubject({
      description: { description: "白色短发，黑色机能服。" },
      displayName: "测试主体",
      id: "subject-2",
      metadata: {
        category: "人物",
        mediaMode: "images",
        mediaUrls: ["https://example.com/a.png", "https://example.com/b.png"],
        voiceId: "broadcast-male",
        voiceName: "播报男声",
      },
      originalUrl: "https://example.com/a.png",
    })!;
    const prompt = composeVideoCanvasSubjectPrompt(
      "主体走向镜头。",
      [subject],
      "主体{{index}}「{{name}}」({{category}})：{{description}}，音色{{voiceName}}。",
    );

    expect(prompt).toBe(
      "主体走向镜头。 主体1「测试主体」(人物)：白色短发，黑色机能服。，音色播报男声。",
    );
    expect(buildVideoCanvasSubjectProviderReferences([subject])).toEqual([
      {
        category: "人物",
        description: "白色短发，黑色机能服。",
        name: "测试主体",
        referenceImages: ["https://example.com/a.png", "https://example.com/b.png"],
        referenceVideo: undefined,
        subjectId: "subject-2",
        voiceId: "broadcast-male",
      },
    ]);
  });

  test("shows subject usage only for administrator-configured video models", () => {
    expect(supportsVideoCanvasSubjectUsage(config, "Kling O3")).toBe(true);
    expect(supportsVideoCanvasSubjectUsage(config, "Seedance 2.0 VIP")).toBe(false);
    expect(
      supportsVideoCanvasSubjectUsage(
        { ...config, videoUsage: { ...config.videoUsage, enabled: false } },
        "Kling O3",
      ),
    ).toBe(false);
  });
});