import { describe, expect, it } from 'vitest';
import { protobuf_decode } from '@snowluma/proton';
import type { OidbBase } from '@snowluma/proto-defs/oidb';
import type { FlashGetDownloadUrlResp } from '@snowluma/proto-defs/oidb-actions/flash-transfer';
import { GetDownloadUrl } from '@snowluma/protocol/oidb-services/flash-transfer/get-download-url';

// 0x93d4 真实响应（send_packet 抓于 QQ 9.9.26-44343, 2026-06-20, fileset e7453377 已发送）。
// byte-oracle：decode + deserialize 必须从 f1.f3.f14.f1 提取到主文件 fileId。
// 0x93d4 响应结构与 0x93d3 不同（downloadUrl 在深层嵌套，非 f9.fileIdWrap），这个测试
// 锁定该结构，防止 deserialize 退回错误的 FlashFileEntry 解读。
const RESP_HEX =
    '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';

describe('GetDownloadUrl byte-oracle (0x93d4 deserialize)', () => {
    it('extracts main file fileId from f1.f3.f14.f1', () => {
        const bytes = Uint8Array.from(Buffer.from(RESP_HEX, 'hex'));
        const env = protobuf_decode<OidbBase<FlashGetDownloadUrlResp>>(bytes);
        const result = GetDownloadUrl.deserialize(null as never, env.body!);
        // 0x93d4 f1.f3 是 repeated fileInfo，单文件场景返回一个元素的数组。
        expect(result).toHaveLength(1);
        const meta = result[0];
        // 主文件 fileId（0x93d4 f14.f1），用于 0x12a9 sub=200 拿主文件下载直链。
        expect(meta.fileId).toBe(
            'EhQ-cRbsTMS80LyHF7tVXbl8SlZNcBi89-MDILV0KIqT0ZmGlZUDMgRwcm9kUIDqSVoQVcvHCMSXXeUkTrl8NU_JAXoDLkb_ggECZ3o',
        );
        expect(meta.filesetUuid).toBe('e7453377-c8ea-404e-9285-53aa5fad1982');
        expect(meta.fileName).toContain('mp4');
        expect(meta.fileSize).toBe(7928764);
        expect(meta.fileIndex).toBe(1);
    });
});