import * as mongoose from 'mongoose';

const UserSchema: mongoose.Schema = new mongoose.Schema({
	apiKey: {
		type: String,
		required: true
	},
	apiToken: {
		type: String,
		required: true
	},
	username: {
		type: String,
		required: true
	},
	uuid: {
		type: String,
		required: true
	},
	displayname: {
		type: String,
		required: true
	},
	email: {
		type: String,
		required: true,
		lowercase: true
	},
	password: {
		type: String,
		required: true
	},
	date: {
		type: Date,
		default: Date.now
	},
	following: {
		type: [
			{
				ref: 'User',
				type: mongoose.Schema.Types.ObjectId
			}
		],
		required: true
	},
	followedBy: {
		type: [
			{
				ref: 'User',
				type: mongoose.Schema.Types.ObjectId
			}
		],
		required: true
	},
	description: {
		type: String,
		default: 'Hi, I\'m new to Speedcubing Online!'
	},
	profileImageUrl: {
		type: String,
		default: '/images/user_placeholder.png'
	},
	verified: {
		type: Boolean,
		default: false
	}
});

UserSchema.methods.follow = function(user, callback) {
	try {
		this.update({
			$push: {
				following: user._id
			}
		});

		user.update({
			$push: {
				followedBy: this._id
			}
		});

		callback(null);
	} catch(err) {
		callback(err);
	}
}

UserSchema.methods.unfollow = function(user, callback) {
	try {
		this.update({
			$pull: {
				following: user 
			}
		});

		user.update({
			$pull: {
				followedBy: this
			}
		});

		callback(null);
	} catch(err) {
		callback(err);
	}
}

export const User = mongoose.model('User', UserSchema);