import { describe, expect, it, vi } from 'vitest';
import { protobuf_decode, protobuf_encode } from '@snowluma/proton';
import type { OidbBase } from '@snowluma/proto-defs/oidb';
import type {
    OidbGroupFileReq,
    OidbGroupFileResp,
} from '@snowluma/proto-defs/oidb-actions/group-file';
import type { SendPacketResult } from '@snowluma/common/packet-sender';

import { UploadGroupFileRequest } from '../../../src/oidb-services/group-file/upload-group-file-request';

function makeDeps(body?: OidbGroupFileResp) {
    const responseData =
        body !== undefined
            ? Buffer.from(protobuf_encode<OidbBase<OidbGroupFileResp>>({ body }))
            : Buffer.alloc(0);
    const r: SendPacketResult = {
        success: true,
        gotResponse: true,
        errorCode: 0,
        errorMessage: '',
        responseData,
    };
    return { sendRawPacket: vi.fn(async () => r) };
}

describe('UploadGroupFileRequest namespace', () => {
    it('declares 0x6D6_0 with uinForm=true', () => {
        expect(UploadGroupFileRequest.command).toBe(0x6d6);
        expect(UploadGroupFileRequest.subCommand).toBe(0);
        expect(UploadGroupFileRequest.uinForm).toBe(true);
    });

    it('packages the file pre-flight slot (entrance=6, appId=4, busId=102)', async () => {
        const deps = makeDeps({ upload: { fileId: 'fid', boolFileExist: true } as any });
        await UploadGroupFileRequest.invoke(deps, {
            groupId: 12345,
            fileName: 'doc.pdf',
            folderId: '/',
            fileSize: 1024,
            fileSha1: new Uint8Array(20),
            fileMd5: new Uint8Array(16),
        });
        const [wire, bytes] = deps.sendRawPacket.mock.calls[0]!;
        expect(wire).toBe('OidbSvcTrpcTcp.0x6d6_0');
        const env = protobuf_decode<OidbBase<OidbGroupFileReq>>(bytes);
        expect(env.reserved).toBe(1); // uinForm
        expect(env.body?.file).toMatchObject({
            groupUin: 12345,
            appId: 4,
            busId: 102,
            entrance: 6,
            targetDirectory: '/',
            fileName: 'doc.pdf',
            localDirectory: '/doc.pdf',
            fileSize: 1024n,
            field15: true,
        });
    });

    it('returns the upload-info body for the facade orchestration', async () => {
        const deps = makeDeps({ upload: { fileId: 'fid-X', boolFileExist: true } as any });
        const out = await UploadGroupFileRequest.invoke(deps, {
            groupId: 1,
            fileName: 'f',
            folderId: '/',
            fileSize: 0,
            fileSha1: new Uint8Array(0),
            fileMd5: new Uint8Array(0),
        });
        expect(out.fileId).toBe('fid-X');
        expect(out.boolFileExist).toBe(true);
    });

    it('throws when the upload sub-message is missing', async () => {
        const deps = makeDeps({});
        await expect(
            UploadGroupFileRequest.invoke(deps, {
                groupId: 1,
                fileName: 'f',
                folderId: '/',
                fileSize: 0,
                fileSha1: new Uint8Array(0),
                fileMd5: new Uint8Array(0),
            }),
        ).rejects.toThrow(/upload response missing/);
    });
});