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 { DeleteGroupFile } from '../../../src/oidb-services/group-file/delete-group-file';

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('DeleteGroupFile namespace', () => {
    it('declares 0x6D6_3 with uinForm=true', () => {
        expect(DeleteGroupFile.command).toBe(0x6d6);
        expect(DeleteGroupFile.subCommand).toBe(3);
        expect(DeleteGroupFile.uinForm).toBe(true);
    });

    it('packages busId=102 and routes to 0x6d6_3', async () => {
        const deps = makeDeps({ delete: {} as any });
        await DeleteGroupFile.invoke(deps, { groupId: 12345, fileId: 'fid' });
        const [wire, bytes] = deps.sendRawPacket.mock.calls[0]!;
        expect(wire).toBe('OidbSvcTrpcTcp.0x6d6_3');
        const env = protobuf_decode<OidbBase<OidbGroupFileReq>>(bytes);
        expect(env.body?.delete).toMatchObject({ groupUin: 12345, busId: 102, fileId: 'fid' });
    });

    it('throws on missing delete sub-message', async () => {
        const deps = makeDeps({});
        await expect(DeleteGroupFile.invoke(deps, { groupId: 1, fileId: 'f' })).rejects.toThrow(
            /delete response missing/,
        );
    });

    it('throws on non-zero retCode', async () => {
        const deps = makeDeps({ delete: { retCode: 5, retMsg: 'no perms' } as any });
        await expect(DeleteGroupFile.invoke(deps, { groupId: 1, fileId: 'f' })).rejects.toThrow(
            /code=5/,
        );
    });
});