/**
 * Tests for commands/config/config.ts (llmconf command)
 */

jest.mock('discord.js', () => {
    const actual = jest.requireActual('discord.js');
    return {
        ...actual,
        SlashCommandBuilder: jest.fn().mockImplementation(() => ({
            setName: jest.fn().mockReturnThis(),
            setDescription: jest.fn().mockReturnThis(),
            addNumberOption: jest.fn().mockReturnThis(),
            addIntegerOption: jest.fn().mockReturnThis(),
            addBooleanOption: jest.fn().mockReturnThis(),
        })),
    };
});

const configCommand = require('../commands/config/config');

describe('config command (llmconf)', () => {
    let mockInteraction: {
        user: { id: string };
        options: {
            getInteger: jest.Mock;
            getNumber: jest.Mock;
            getBoolean: jest.Mock;
        };
        reply: jest.Mock;
    };

    beforeEach(() => {
        jest.clearAllMocks();
        process.env.ADMIN = '123456789012345678';
        // Reset config to defaults
        const state = configCommand.state();
        state.max_new_tokens = 1500;
        state.min_new_tokens = 1;
        state.temperature = 0.8;
        state.top_p = 0.6;
        state.msg_context = 8;
        state.frequency_penalty = 0.0;
        state.presence_penalty = 0.0;
        state.streaming = false;
        mockInteraction = {
            user: { id: '123456789012345678' },
            options: {
                getInteger: jest.fn(),
                getNumber: jest.fn(),
                getBoolean: jest.fn(),
            },
            reply: jest.fn(),
        };
    });

    it('should have correct command data structure', () => {
        expect(configCommand.data).toBeDefined();
        expect(configCommand.data.setName).toBeDefined();
        expect(configCommand.execute).toBeDefined();
        expect(configCommand.state).toBeDefined();
    });

    it('should reject non-admin users', async () => {
        mockInteraction.user = { id: 'unauthorized-user' };

        await configCommand.execute(mockInteraction);

        expect(mockInteraction.reply).toHaveBeenCalledWith(
            'You are not authorized to change model settings'
        );
    });

    it('should accept admin users and return config', async () => {
        await configCommand.execute(mockInteraction);

        expect(mockInteraction.reply).toHaveBeenCalled();
        const replyContent = mockInteraction.reply.mock.calls[0][0];
        expect(replyContent).toContain('max_new_tokens');
        expect(replyContent).toContain('temperature');
    });

    it('should use default values when options not provided', async () => {
        mockInteraction.options.getInteger.mockReturnValue(null);
        mockInteraction.options.getNumber.mockReturnValue(null);

        await configCommand.execute(mockInteraction);

        expect(mockInteraction.reply).toHaveBeenCalled();
    });

    it('should accept custom temperature value', async () => {
        mockInteraction.options.getNumber.mockImplementation((name: string) => {
            if (name === 'temperature') return 0.9;
            return null;
        });

        await configCommand.execute(mockInteraction);

        const state = configCommand.state();
        expect(state.temperature).toBe(0.9);
    });

    it('should accept custom msg_context value', async () => {
        mockInteraction.options.getInteger.mockImplementation((name: string) => {
            if (name === 'msg_context') return 16;
            return null;
        });

        await configCommand.execute(mockInteraction);

        const state = configCommand.state();
        expect(state.msg_context).toBe(16);
    });

    it('should accept custom streaming value (true)', async () => {
        mockInteraction.options.getBoolean.mockImplementation((name: string) => {
            if (name === 'streaming') return true;
            return null;
        });

        await configCommand.execute(mockInteraction);

        const state = configCommand.state();
        expect(state.streaming).toBe(true);
    });

    it('should accept custom streaming value (false)', async () => {
        mockInteraction.options.getBoolean.mockImplementation((name: string) => {
            if (name === 'streaming') return false;
            return null;
        });

        await configCommand.execute(mockInteraction);

        const state = configCommand.state();
        expect(state.streaming).toBe(false);
    });

    it('should use default streaming value when not provided', async () => {
        mockInteraction.options.getBoolean.mockReturnValue(null);

        await configCommand.execute(mockInteraction);

        const state = configCommand.state();
        expect(state.streaming).toBe(false);
    });

    it('should include streaming in config output', async () => {
        mockInteraction.options.getBoolean.mockReturnValue(null);

        await configCommand.execute(mockInteraction);

        expect(mockInteraction.reply).toHaveBeenCalled();
        const replyContent = mockInteraction.reply.mock.calls[0][0];
        expect(replyContent).toContain('streaming =');
    });
});