const Eris = require("eris");
const chalk = require("chalk");

const token = process.argv[2];

global.comcord = {
  state: {
    currentGuild: null,
    currentChannel: null,
    nameLength: 2,
    inPrompt: false,
    messageQueue: [],
    lastChannel: new Map(),
  },
  commands: {},
};
const client = new Eris("Bot " + token, {
  defaultImageFormat: "png",
  defaultImageSize: 1024,
  intents: Eris.Constants.Intents.all,
});
comcord.client = client;

const {finalizePrompt} = require("./lib/prompt");
const {processMessage, processQueue} = require("./lib/messages");

require("./commands/quit");
require("./commands/clear");
require("./commands/help");
const {sendMode} = require("./commands/send");
require("./commands/emote");
const {listGuilds} = require("./commands/listGuilds");
require("./commands/switchGuild"); // loads listChannels and listUsers
require("./commands/switchChannel"); //loads listUsers
require("./commands/history"); // includes extended history

process.stdin.setRawMode(true);
process.stdin.resume();
process.stdin.setEncoding("utf8");

client.once("ready", function () {
  console.log(
    "Logged in as: " +
      chalk.yellow(
        `${client.user.username}#${client.user.discriminator} (${client.user.id})`
      )
  );
  comcord.state.nameLength = client.user.username.length + 2;

  listGuilds();
});

client.on("messageCreate", function (msg) {
  if (msg.author.id === client.user.id) return;

  if (msg.channel.id == comcord.state.currentChannel) {
    if (comcord.state.inPrompt) {
      comcord.state.messageQueue.push(msg);
    } else {
      if (msg.content.indexOf("\n") > -1) {
        const lines = msg.content.split("\n");
        for (const index in lines) {
          const line = lines[index];
          processMessage({
            name: msg.author.username,
            bot: msg.author.bot,
            content: line,
            attachments: index == lines.length - 1 ? msg.attachments : [],
            reply: index == 0 ? msg.referencedMessage : null,
          });
        }
      } else {
        processMessage({
          name: msg.author.username,
          bot: msg.author.bot,
          content: msg.content,
          attachments: msg.attachments,
          reply: msg.referencedMessage,
        });
      }
    }
  }
});
client.on("messageUpdate", function (msg, old) {
  if (msg.author.id === client.user.id) return;

  if (msg.channel.id == comcord.state.currentChannel) {
    if (msg.content == old.content) return;

    if (comcord.state.inPrompt) {
      comcord.state.messageQueue.push(msg);
    } else {
      if (msg.content.indexOf("\n") > -1) {
        const lines = msg.content.split("\n");
        for (const index in lines) {
          const line = lines[index];
          processMessage({
            name: msg.author.username,
            bot: msg.author.bot,
            content: line + (index == lines.length - 1 ? " (edited)" : ""),
            attachments: index == lines.length - 1 ? msg.attachments : [],
            reply: index == 0 ? msg.referencedMessage : null,
          });
        }
      } else {
        processMessage({
          name: msg.author.username,
          bot: msg.author.bot,
          content: msg.content + " (edited)",
          attachments: msg.attachments,
          reply: msg.referencedMessage,
        });
      }
    }
  }
});

process.stdin.on("data", async function (key) {
  if (comcord.state.inPrompt) {
    if (key === "\r") {
      await finalizePrompt();
      processQueue();
    } else {
      if (key === "\b") {
        if (comcord.state.promptInput.length > 0) {
          process.stdout.moveCursor(-1);
          process.stdout.write(" ");
          process.stdout.moveCursor(-1);
          comcord.state.promptInput = comcord.state.promptInput.substring(
            0,
            comcord.state.promptInput.length - 1
          );
        }
      } else {
        process.stdout.write(key);
        comcord.state.promptInput += key;
      }
    }
  } else {
    if (comcord.commands[key]) {
      comcord.commands[key].callback();
    } else {
      sendMode();
    }
  }
});

client.connect();

console.log("COMcord (c)left 2022");
console.log("Type 'h' for Commands");