const fs = require("fs");
const path = require("path");

// Used to allow the author to manually banish someone
module.exports = class Banish {
    constructor(client, from, to, incantation) {
        this.name = "Banish";
        this.client = client;
        this.summoner = from;
        this.channel = to;
        this.incantation = incantation;
        this.spell = "malpermesi";
        this.cheatCode = "banish";
        this.varsUsed = 2;
        this.casted = false;
        this.locked = true;
    }

    test() {
        if (this.incantation === this.spell) {
            this.casted = true;
            return this.cast.apply(this, arguments);
        }
        
        return { say: false };
    }

    cast(user, ...reason) {
        let response = {
            say: false,
            debug: {},
            content: ""
        };

        reason = reason.join(" ");

        // Log reason for adding to the blacklist
        const blacklistReason = `${user} was added for ${reason}\n`;
        const dirname = this.client.config.dirname;
        const log = path.resolve(dirname, "blacklist.log");
        fs.appendFile(log, blacklistReason, (err) => {
            if (err) throw err;
            console.log("Blacklist", blacklistReason);
        });

        // Apply to current session
        this.client.blacklist[user] = {
            reason: `Your actions triggered auto-banishment`,
            when: Date.now()
        };

        // Apply to future sessions
        const blacklist = JSON.stringify(this.client.blacklist);
        const file = path.resolve(dirname, "blacklist.json");
        fs.writeFile(file, blacklist, (err) => {
            if (err) throw err;
            console.log("Added to blacklist:", user);
        });

        const author = this.client.config.author;
        this.client.say(author, `${user} was banished for reason ${reason}`);

        return response;
    }
}