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const Constants = require('../util/Constants');
const Collection = require('../util/Collection');
/**
* Represents a custom emoji
*/
class Emoji {
constructor(guild, data) {
/**
* The Client that instantiated this object
* @name Emoji#client
* @type {Client}
* @readonly
*/
Object.defineProperty(this, 'client', { value: guild.client });
/**
* The guild this emoji is part of
* @type {Guild}
*/
this.guild = guild;
this.setup(data);
}
setup(data) {
/**
* The ID of the emoji
* @type {string}
*/
this.id = data.id;
/**
* The name of the emoji
* @type {string}
*/
this.name = data.name;
/**
* Whether or not this emoji requires colons surrounding it
* @type {boolean}
*/
this.requiresColons = data.require_colons;
/**
* Whether this emoji is managed by an external service
* @type {boolean}
*/
this.managed = data.managed;
this._roles = data.roles;
}
/**
* The timestamp the emoji was created at
* @type {number}
* @readonly
*/
get createdTimestamp() {
return (this.id / 4194304) + 1420070400000;
}
/**
* The time the emoji was created
* @type {Date}
* @readonly
*/
get createdAt() {
return new Date(this.createdTimestamp);
}
/**
* A collection of roles this emoji is active for (empty if all), mapped by role ID.
* @type {Collection<string, Role>}
* @readonly
*/
get roles() {
const roles = new Collection();
for (const role of this._roles) {
if (this.guild.roles.has(role)) roles.set(role, this.guild.roles.get(role));
}
return roles;
}
/**
* The URL to the emoji file
* @type {string}
* @readonly
*/
get url() {
return Constants.Endpoints.emoji(this.id);
}
/**
* When concatenated with a string, this automatically returns the emoji mention rather than the object.
* @returns {string}
* @example
* // send an emoji:
* const emoji = guild.emojis.first();
* msg.reply(`Hello! ${emoji}`);
*/
toString() {
return this.requiresColons ? `<:${this.name}:${this.id}>` : this.name;
}
/**
* Whether this emoji is the same as another one
* @param {Emoji|Object} other the emoji to compare it to
* @returns {boolean} whether the emoji is equal to the given emoji or not
*/
equals(other) {
if (other instanceof Emoji) {
return (
other.id === this.id &&
other.name === this.name &&
other.managed === this.managed &&
other.requiresColons === this.requiresColons
);
} else {
return (
other.id === this.id &&
other.name === this.name
);
}
}
/**
* The identifier of this emoji, used for message reactions
* @readonly
* @type {string}
*/
get identifier() {
if (this.id) {
return `${this.name}:${this.id}`;
}
return encodeURIComponent(this.name);
}
}
module.exports = Emoji;
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