import { describe, expect, test } from "bun:test";

import { defaultConfig } from "../src/stores/use-config-store";
import { createSeedanceTask } from "../src/services/api/video-provider-seedance";
import type { VideoProviderDeps } from "../src/services/api/video-provider-deps";
import { unwrapEnvelope, videoResponseTools, videoTaskId } from "../src/services/api/video-response";
import { isPublicMediaUrl, normalizeVideoResolution, normalizeVideoSeconds, normalizeVideoSize } from "../src/services/api/video-validation";

describe("video API response contracts", () => {
    test("解包裸响应和后端 envelope", () => {
        expect(unwrapEnvelope({ id: "task-1" }, "缺少任务")).toEqual({ id: "task-1" });
        expect(unwrapEnvelope({ code: 0, data: { id: "task-2" }, msg: "ok" }, "缺少任务")).toEqual({ id: "task-2" });
        expect(videoTaskId({ request_id: "request-1" })).toBe("request-1");
    });

    test("业务失败和空数据不会被静默转换为成功", () => {
        expect(() => unwrapEnvelope({ code: 401, data: null, msg: "未授权" }, "缺少任务")).toThrow("未授权");
        expect(() => unwrapEnvelope({ code: 0, data: null, msg: "ok" }, "缺少任务")).toThrow("缺少任务");
    });
});

describe("video request normalization", () => {
    test("规范化时长、比例尺寸和分辨率", () => {
        expect(normalizeVideoSeconds("0")).toBe("6");
        expect(normalizeVideoSeconds("8.9")).toBe("8");
        expect(normalizeVideoSize("16:9")).toBe("1280x720");
        expect(normalizeVideoSize("auto")).toBeNull();
        expect(normalizeVideoResolution("low")).toBe("480p");
        expect(normalizeVideoResolution("2k")).toBe("1440p");
    });

    test("只把 HTTP(S) 地址视为公网媒体地址", () => {
        expect(isPublicMediaUrl("https://cdn.example.com/video.mp4")).toBe(true);
        expect(isPublicMediaUrl("http://localhost/video.mp4")).toBe(true);
        expect(isPublicMediaUrl("asset://resource-1")).toBe(false);
        expect(isPublicMediaUrl("data:video/mp4;base64,AAAA")).toBe(false);
        expect(isPublicMediaUrl("/resources/video.mp4")).toBe(false);
    });
});

describe("Volcengine Ark full-modal references", () => {
    const model = "seedance-2-0-250824";
    const config = {
        ...defaultConfig,
        baseUrl: "https://ark.cn-beijing.volces.com/api/v3",
        apiKey: "test-key",
        interfaceType: "volcengine-ark-video",
        channels: [
            {
                id: "ark",
                name: "Ark",
                baseUrl: "https://ark.cn-beijing.volces.com/api/v3",
                apiKey: "test-key",
                secretKey: "",
                headers: [],
                apiFormat: "openai",
                interfaceType: "volcengine-ark-video",
                models: [model],
                scope: "user",
                enabled: true,
            },
        ],
    };

    test("映射图片、视频和音频参考素材", async () => {
        let requestUrl = "";
        let requestBody: unknown;
        const deps = {
            transport: {
                post: async (url: string, body: unknown) => {
                    requestUrl = url;
                    requestBody = body;
                    return { id: "task-1", status: "queued" };
                },
            },
            response: videoResponseTools,
        } as unknown as VideoProviderDeps;

        await createSeedanceTask(
            deps,
            config as never,
            model,
            "保持主体一致",
            [{ id: "image-1", name: "image.png", type: "image/png", dataUrl: "", url: "https://cdn.example.com/image.png" }],
            [{ id: "video-1", name: "video.mp4", type: "video/mp4", url: "https://cdn.example.com/video.mp4" }],
            [{ id: "audio-1", name: "audio.mp3", type: "audio/mpeg", url: "https://cdn.example.com/audio.mp3" }],
        );

        expect(requestUrl).toBe("https://ark.cn-beijing.volces.com/api/v3/contents/generations/tasks");
        expect((requestBody as { content: unknown[] }).content).toEqual([
            { type: "text", text: "保持主体一致" },
            { type: "image_url", image_url: { url: "https://cdn.example.com/image.png" }, role: "reference_image" },
            { type: "video_url", video_url: { url: "https://cdn.example.com/video.mp4" }, role: "reference_video" },
            { type: "audio_url", audio_url: { url: "https://cdn.example.com/audio.mp3" }, role: "reference_audio" },
        ]);
    });

    test("拒绝纯音频和文本加音频", async () => {
        const deps = { transport: {}, response: videoResponseTools } as unknown as VideoProviderDeps;
        await expect(createSeedanceTask(deps, config as never, model, "跟随节奏", [], [], [{ id: "audio-1", name: "audio.mp3", type: "audio/mpeg", url: "https://cdn.example.com/audio.mp3" }])).rejects.toThrow("不支持纯音频或文本+音频");
    });
});