import config from './config.json' assert {type: "json"};
import { MatrixClient, SimpleFsStorageProvider, AutojoinRoomsMixin } from "matrix-bot-sdk";
import fs from "fs";
import { PythonShell } from 'python-shell';
// import { type } from 'os';

const storage = new SimpleFsStorageProvider("storage.json");
const client = new MatrixClient(config.homeserver, config.token, storage);
const pyFile = "generate.py";

AutojoinRoomsMixin.setupOnClient(client);
client.start().then(() => console.log(`Client has started!\n`));

const messageCounters = new Map(); // room ID, message count

client.on("room.message", (roomId, event) => {
    if (!event["content"] || event["sender"] === config.user) return; // ? ignore if message sent by bot itself or is empty

    let messageArray = event["content"]["body"].split(" ");

    if (!(messageArray[0] === config.prefix)) {
        messageCounters.set(roomId, (messageCounters.get(roomId) ?? 0) + 1);
        console.log(`COUNTER:\t${messageCounters.get(roomId)}\t${roomId}\t${event["content"]["body"]}`);
        fs.appendFile(config.file, event["content"]["body"] + "\n", function (err) {
            if (err) throw err;
        });
        return;
    }  // ? if message does not start with prefix log it for training


    messageArray.shift() // ? remove bot's prefix from array

    // ? send message if:
    // ?    - enough messages have been sent
    // ?    - commanded
    if (!(messageCounters.get(roomId) % config.frequency) || messageArray[0].toLowerCase() === "speak") {
        console.log("Generating message...");
        
        const options = { args: [""] };
        PythonShell.run(pyFile, options, (err, message) => {
            if (err) throw err;
            client.sendText(roomId, message.toString());
            console.log("Message sent!");
        }); // ? send generated message to room

    } else if (messageArray[0] === "prompt") {
        console.log("prompted to generate...")

        const options = { args: ['prompt', messageArray.join(" ")] };
        PythonShell.run(pyFile, options, (err, message) => {
            if (err) throw err;
            client.sendText(roomId, message.toString());
            console.log("Message sent!");
        }); // ? send prompted message to room
        
    } else {
        console.log("Invalid command")
    }
});