const Command = require("../../base/Command.js"),
	Discord = require("discord.js");

// An object to store pending requests
const pendings = {};

class Marry extends Command {
	constructor (client) {
		super(client, {
			name: "marry",
			dirname: __dirname,
			enabled: true,
			guildOnly: true,
			aliases: [ "mariage" ],
			memberPermissions: [],
			botPermissions: [ "SEND_MESSAGES", "EMBED_LINKS" ],
			nsfw: false,
			ownerOnly: false,
			cooldown: 5000
		});
	}

	async run (message, args, data) {
		// if the message author is already wedded
		if (data.userData.lover) return message.error("economy/marry:ALREADY_MARRIED", { prefix: data.guild.prefix });

		// Gets the first mentionned member
		const member = await this.client.resolveMember(args[0], message.guild);
		if (!member) return message.error("economy/marry:INVALID_MEMBER");

		const userData = await this.client.findOrCreateUser({ id: member.id });

		// if the member is already wedded
		if (userData.lover) return message.error("economy/marry:ALREADY_MARRIED_USER", { username: member.user.tag });

		if (member.user.bot) return message.error("economy/marry:BOT_USER");

		if (member.id === message.author.id) return message.error("economy/marry:YOURSELF");

		for (const requester in pendings) {
			const receiver = pendings[requester];
			// If the member already sent a request to someone
			if (requester === message.author.id) {
				const user =  this.client.users.cache.get(receiver) || await this.client.users.fetch(receiver);
				return message.error("economy/marry:REQUEST_AUTHOR_TO_AMEMBER", { username: user.tag });
			} else if (receiver === message.author.id) { // If there is a pending request for this member
				const user =  this.client.users.cache.get(requester) || await this.client.users.fetch(requester);
				return message.error("economy/marry:REQUEST_AMEMBER_TO_AUTHOR", { username: user.tag });
			} else if (requester === member.id) { // If the asked member has sent pending request
				const user = this.client.users.cache.get(receiver) || await this.client.users.fetch(receiver);
				return message.error("economy/marry:REQUEST_AMEMBER_TO_MEMBER", { firstUsername: member.user.tag, secondUsername: user.tag });
			} else if (receiver === member.id) { // If there is a pending request for the asked member
				const user = this.client.users.cache.get(requester) || await this.client.users.fetch(requester);
				return message.error("economy/marry:REQUEST_MEMBER_TO_AMEMBER", { firstUsername: member.user.tag, secondUsername: user.tag });
			};
		};

		// Update pending requests
		pendings[message.author.id] = member.id;

		message.sendT("economy/marry:REQUEST", { from: message.author.toString(), to: member.user.toString() });

		const collector = new Discord.MessageCollector(message.channel, (m) => m.author.id === member.id, {
			time: 120000
		});

		collector.on("collect", (msg) => {
			if (msg.content.toLowerCase() === message.translate("common:YES").toLowerCase()) {
				return collector.stop(true);
			} else if (msg.content.toLowerCase() === message.translate("common:NO").toLowerCase()) {
				return collector.stop(false);
			} else {
				return message.error("misc:INVALID_YES_NO");
			};
		});

		collector.on("end", async (_collected, reason) => {
			// Delete pending request
			delete pendings[message.author.id];
			if (reason === "time") {
				return message.error("economy/marry:TIMEOUT", { username: member.user.toString() });
			};
			if (reason) {
				data.userData.lover = member.id;
				await data.userData.save();
				userData.lover = message.author.id;
				await userData.save();
				const messageOptions = {
					content: `${member.toString()} :heart: ${message.author.toString()}`,
					files: [
						{
							name: "unlocked.png",
							attachment: "./assets/img/achievements/achievement_unlocked3.png"
						}
					]
				};
				let sent = false;
				if (!userData.achievements.married.achieved) {
					message.channel.send(messageOptions);
					sent = true;
					userData.achievements.married.achieved = true;
					userData.achievements.married.progress.now = 1;
					userData.markModified("achievements.married");
					userData.save();
				};
				if (!data.userData.achievements.married.achieved) {
					if (!sent) message.channel.send(messageOptions);
					data.userData.achievements.married.achieved = true;
					data.userData.achievements.married.progress.now = 1;
					data.userData.markModified("achievements.married");
					data.userData.save();
				};
				return message.success("economy/marry:SUCCESS", { creator: message.author.toString(), partner: member.user.toString() });
			} else {
				return message.success("economy/marry:DENIED", { creator: message.author.toString(), partner: member.user.toString() });
			};
		});
	}
};

module.exports = Marry;