import { describe, expect, it, vi } from 'vitest';
import { atAll, chain, face, fromCQString, message, parseSegments, text, toCQString } from '../src';

describe('MessageChain', () => {
    it.each([undefined, true])(
        'preserves animation results through builders and CQ with large=%s',
        (large) => {
            const options = { resultId: '0', ...(large !== undefined ? { large } : {}) };
            const expected = [{ type: 'face', data: { id: '114', ...options } }];
            expect(face(114, options).toSegments()).toEqual(expected);
            expect(chain().face(114, options).toSegments()).toEqual(expected);
            expect(message.face(114, options)).toEqual(expected[0]);
            expect(parseSegments(toCQString(face(114, options)))).toEqual(expected);
        },
    );

    it.each([false, true])(
        'preserves face animation selection through builders and CQ, large=%s',
        (large) => {
            const expected = [{ type: 'face', data: { id: '451', large } }];
            const built = face(451, { large });
            expect(built.toSegments()).toEqual(expected);
            expect(chain().face(451, { large }).toSegments()).toEqual(expected);
            expect(message.face(451, { large })).toEqual(expected[0]);
            expect(parseSegments(toCQString(built))).toEqual(expected);
            expect(parseSegments(`[CQ:face,id=451,large=${large ? 1 : 0}]`)).toEqual(expected);
        },
    );

    it('rejects an invalid face animation choice instead of discarding it', () => {
        expect(() => parseSegments('[CQ:face,id=451,large=invalid]')).toThrow('face.large');
    });

    it('builds fluent segment chains', () => {
        const chain = text('hello').at(10001).br().image('/tmp/a.png');

        expect(chain.length).toBe(4);
        expect(chain.toSegments()).toEqual([
            { type: 'text', data: { text: 'hello' } },
            { type: 'at', data: { qq: '10001' } },
            { type: 'text', data: { text: '\n' } },
            { type: 'image', data: { file: '/tmp/a.png' } },
        ]);
    });

    it('keeps the old segment builder API available', () => {
        expect(message.text('hello')).toEqual({ type: 'text', data: { text: 'hello' } });
        expect(atAll().toSegments()).toEqual([{ type: 'at', data: { qq: 'all' } }]);
    });

    it('allows reply only once in a chain at runtime', () => {
        const chain = text('hello').reply(1);
        expect(() => (chain as any).reply(2)).toThrow(/reply/);
        expect(() => chain.append(message.reply(2))).toThrow(/reply/);
    });

    it('appends other messages and converts to CQ string', () => {
        const chain = text('hello').append([message.at('all'), message.face(14)]);
        expect(toCQString(chain)).toBe('hello[CQ:at,qq=all][CQ:face,id=14]');
    });

    it('parses CQ strings into chains', () => {
        const chain = fromCQString('hi[CQ:at,qq=all][CQ:image,file=a,b]');
        expect(chain.toSegments()).toEqual([
            { type: 'text', data: { text: 'hi' } },
            { type: 'at', data: { qq: 'all' } },
            {
                type: 'image',
                data: { file: 'a,b', url: undefined, type: undefined, summary: undefined },
            },
        ]);
        expect(parseSegments('[CQ:reply,id=7]')).toEqual([{ type: 'reply', data: { id: '7' } }]);
    });

    it.each([
        message.image('literal,,.png'),
        message.customReply('literal , [CQ:at,qq=all] &[],'),
        message.raw('extension', { value: '[],& &[],' }),
    ])('decodes CQ parameters exactly once for $type', (segment) => {
        expect(parseSegments(toCQString(segment))).toEqual([segment]);
    });

    it('preserves string custom replies and their metadata through CQ conversion', () => {
        const reply = message.customReply('hello[CQ:at,qq=all] & goodbye', {
            id: '-123',
            qq: '10001',
            time: '1700000000',
            seq: '42',
        });
        expect(parseSegments(toCQString(reply))).toEqual([reply]);
        const inline = message.customReply('quoted');
        expect(parseSegments(toCQString(inline))).toEqual([inline]);
    });

    it.each([[message.text('quoted')], message.text('quoted')].map((content) => ({ content })))(
        'rejects nested custom replies during CQ conversion ($content)',
        ({ content }) => {
            expect(() => toCQString(message.customReply(content))).toThrow(/must be sent as JSON/);
        },
    );

    it('can send itself through a compatible client', async () => {
        const client = {
            sendGroupMessage: vi.fn().mockResolvedValue({ message_id: 1 }),
            sendPrivateMessage: vi.fn().mockResolvedValue({ message_id: 2 }),
        };

        await text('hi').sendToGroup(client, 123);
        await text('yo').sendToPrivate(client, 456);

        expect(client.sendGroupMessage).toHaveBeenCalledWith(123, text('hi'), undefined);
        expect(client.sendPrivateMessage).toHaveBeenCalledWith(456, text('yo'), undefined);
    });
});