// Import necessary modules for testing
import { expect } from 'chai';
import io from 'socket.io-client';

import dotenv from 'dotenv';
dotenv.config()

process.env.DISCORD_CLIENT_ID = "MTE5NjAwNTM2ODYzNjExMjk3Nw.GuCMXg.24iNNofNNumq46FIj68zMe9RmQgugAgfrvelEA"
process.env.TEST_CHANNEL_ID = 757417670466469989
process.env.TEST_GUILD_ID = 367396189529833472
process.env.EXPECTED_CLIENT_ID = 1196005368636112977
process.env.NODE_ENV = 'development'
process.env.PDAB_PORT = 3110

import { initDiscordBotClient, connectToChannel, leaveVoiceChannel, checkIfConnectedToVC, requestDiscordUsername, requestDiscordID, requestDiscordClientClose, closePdabSocketServer } from '../discordAudioBot/pdabHandler.mjs';

let socket;

before(async done => {
    // Any setup needed before tests
    done();
});

after(async () => {
    // Any teardown needed after tests
    try{
        await socket.close();
    }
    catch {
        console.log("Socket already closed");
    }
    console.log('Closing PDAB Socker Server');
    await closePdabSocketServer();
});

describe('Python Discord Bot Socket IPC Tests', done => {
    it('Should open a socket server and callback when the client is connected and ready', done => {
        let clientConnected = false;
        const clientId = process.env.DISCORD_CLIENT_ID;

        const callback = () => {
            clientConnected = true;
            expect(clientConnected).to.be.true;

            done();
        };

        initDiscordBotClient(clientId, callback);

        socket = io.connect(`http://localhost:${process.env.PDAB_PORT}`);

        socket.on('connect', () => {
            socket.emit('discord_ready')
        });
    });

    it('Should emit command for and return status from join server', async () => {
        socket.on('join_server', (data, callback) => {
            console.log('Join data from server:', data);
            expect(data).to.deep.equal({ channelId: process.env.TEST_CHANNEL_ID });
            callback(true, true);
        })

        // Simulate emitting 'join_server' event
        const status = await connectToChannel(process.env.TEST_CHANNEL_ID);

        // Check the server sent the expected info

        // Assert the status returned from the server
        expect(status).to.be.true;
    });

    it('Should emit command for and return open status for leave server', async () => {
        socket.on('leave_server', (data, callback) => {
            console.log('Leave data from server:', data);
            expect(data).to.deep.equal({ guildId: process.env.TEST_GUILD_ID });
            callback(false, false);
        });
        
        // Simulate emitting 'leave_server' event
        const openStatus = await leaveVoiceChannel(process.env.TEST_GUILD_ID);

        // Assert the open status returned from the server
        expect(openStatus).to.be.false;
    });

    it('Should emit command for and return status if connected to voice channel', async () => {
        socket.on('check_discord_vc_connected', (data, callback) => {
            console.log('Client Check data:', data);
            expect(data).to.deep.equal({ guildId: process.env.TEST_GUILD_ID });
            callback(true, true);
        });

        // Simulate emitting 'check_discord_vc_connected' event
        const isConnected = await checkIfConnectedToVC(process.env.TEST_GUILD_ID);

        // Assert the connection status returned from the server
        expect(isConnected).to.be.true;
    });

    it('Should emit command for and return username for request discord username', async () => {
        socket.on('request_discord_username', (data, callback) => {
            console.log('Username Check data:', data);
            expect(data).to.deep.equal({ guildId: process.env.TEST_GUILD_ID });
            callback('!bot-username');
        });
        // Simulate emitting 'request_discord_username' event
        const username = await requestDiscordUsername(process.env.TEST_GUILD_ID);

        // Assert the username returned from the server
        expect(username).to.equal("!bot-username");
    });

    it('Should emit command for and return discord client ID', async () => {
        socket.on('request_discord_id', (callback) => {
            callback(process.env.EXPECTED_CLIENT_ID);
        });        
        // Simulate emitting 'request_discord_id' event
        const clientId = await requestDiscordID();

        // Assert the client ID returned from the server
        expect(clientId).to.equal(process.env.EXPECTED_CLIENT_ID);
    });

    it('Should emit command for discord client to close', done => {
        socket.on('request_client_close', async () => {
            await socket.close();
            done()
        })
        // Simulate emitting 'request_client_close' event
        requestDiscordClientClose();
    });

});