selmerBot/commands/misc/react.js

//NOTE: THIS FUNCTION REQUIRES REPLIES, AND I CAN'T FIGURE OUT HOW TO LINK THEM TO SLASH COMMANDS

module.exports = {
    name: 'react',
    description: "Reacts with a phrase or single emoji",
    async execute(message, args, Discord, Client, bot) {

        // if (!message.reference) { return; }
        let msg;
        if (message.reference) {
            msg = await message.channel.messages.fetch(message.reference.messageId);
        } else { msg = message; }
        
        try {
            let emoji = [...new Set(args[0])];
            if (emoji.length > 15 /*|| message.IndexOf(":") != -1*/) { return message.reply("Please enter less than 15 emojis"); }
            let notused = new Array(15);
            let counter = 0;

            for (let i = 0; i < emoji.length; i ++) {
                try {
                    await msg.react(emoji[i]);
                } catch(err) {
                    //The emoji wasn't a valid one
                    notused[counter] = emoji[i];
                    counter ++;
                }
            }

            if (notused.length > 0) {
                notused = notused.filter(element => element !== undefined);
                if (notused.length > 1) {
                    message.reply("These are not valid reaction emoji(s): " + notused.toString());
                } else {
                    message.reply(notused.toString() + " is not a valid reaction emoji");
                }
            }
        } catch (err) {
            console.log(err);
            return message.reply("Uh oh, there's been an error");
        }
    }
}