'use strict';
const Base = require('./Base');
const { Error, TypeError } = require('../errors');
const Permissions = require('../util/Permissions');
const Snowflake = require('../util/Snowflake');
const Util = require('../util/Util');
/**
* Represents a role on Discord.
* @extends {Base}
*/
class Role extends Base {
/**
* @param {Client} client The instantiating client
* @param {Object} data The data for the role
* @param {Guild} guild The guild the role is part of
*/
constructor(client, data, guild) {
super(client);
/**
* The guild that the role belongs to
* @type {Guild}
*/
this.guild = guild;
if (data) this._patch(data);
}
_patch(data) {
/**
* The ID of the role (unique to the guild it is part of)
* @type {Snowflake}
*/
this.id = data.id;
/**
* The name of the role
* @type {string}
*/
this.name = data.name;
/**
* The base 10 color of the role
* @type {number}
*/
this.color = data.color;
/**
* If true, users that are part of this role will appear in a separate category in the users list
* @type {boolean}
*/
this.hoist = data.hoist;
/**
* The raw position of the role from the API
* @type {number}
*/
this.rawPosition = data.position;
/**
* The permissions of the role
* @type {Readonly<Permissions>}
*/
this.permissions = new Permissions(data.permissions).freeze();
/**
* Whether or not the role is managed by an external service
* @type {boolean}
*/
this.managed = data.managed;
/**
* Whether or not the role can be mentioned by anyone
* @type {boolean}
*/
this.mentionable = data.mentionable;
/**
* Whether the role has been deleted
* @type {boolean}
*/
this.deleted = false;
}
/**
* The timestamp the role was created at
* @type {number}
* @readonly
*/
get createdTimestamp() {
return Snowflake.deconstruct(this.id).timestamp;
}
/**
* The time the role was created at
* @type {Date}
* @readonly
*/
get createdAt() {
return new Date(this.createdTimestamp);
}
/**
* The hexadecimal version of the role color, with a leading hashtag
* @type {string}
* @readonly
*/
get hexColor() {
return `#${this.color.toString(16).padStart(6, '0')}`;
}
/**
* The cached guild members that have this role
* @type {Collection<Snowflake, GuildMember>}
* @readonly
*/
get members() {
return this.guild.members.cache.filter(m => m.roles.cache.has(this.id));
}
/**
* Whether the role is editable by the client user
* @type {boolean}
* @readonly
*/
get editable() {
if (this.managed) return false;
const clientMember = this.guild.member(this.client.user);
if (!clientMember.permissions.has(Permissions.FLAGS.MANAGE_ROLES)) return false;
return clientMember.roles.highest.comparePositionTo(this) > 0;
}
/**
* The position of the role in the role manager
* @type {number}
* @readonly
*/
get position() {
const sorted = this.guild._sortedRoles();
return sorted.array().indexOf(sorted.get(this.id));
}
/**
* Compares this role's position to another role's.
* @param {RoleResolvable} role Role to compare to this one
* @returns {number} Negative number if this role's position is lower (other role's is higher),
* positive number if this one is higher (other's is lower), 0 if equal
*/
comparePositionTo(role) {
role = this.guild.roles.resolve(role);
if (!role) throw new TypeError('INVALID_TYPE', 'role', 'Role nor a Snowflake');
return this.constructor.comparePositions(this, role);
}
/**
* The data for a role.
* @typedef {Object} RoleData
* @property {string} [name] The name of the role
* @property {ColorResolvable} [color] The color of the role, either a hex string or a base 10 number
* @property {boolean} [hoist] Whether or not the role should be hoisted
* @property {number} [position] The position of the role
* @property {PermissionResolvable} [permissions] The permissions of the role
* @property {boolean} [mentionable] Whether or not the role should be mentionable
*/
/**
* Edits the role.
* @param {RoleData} data The new data for the role
* @param {string} [reason] Reason for editing this role
* @returns {Promise<Role>}
* @example
* // Edit a role
* role.edit({ name: 'new role' })
* .then(updated => console.log(`Edited role ${updated.name} name to ${updated.name}`))
* .catch(console.error);
*/
async edit(data, reason) {
if (typeof data.permissions !== 'undefined') data.permissions = Permissions.resolve(data.permissions);
else data.permissions = this.permissions.bitfield;
if (typeof data.position !== 'undefined') {
await Util.setPosition(
this,
data.position,
false,
this.guild._sortedRoles(),
this.client.api.guilds(this.guild.id).roles,
reason,
).then(updatedRoles => {
this.client.actions.GuildRolesPositionUpdate.handle({
guild_id: this.guild.id,
roles: updatedRoles,
});
});
}
return this.client.api.guilds[this.guild.id].roles[this.id]
.patch({
data: {
name: data.name || this.name,
color: data.color !== null ? Util.resolveColor(data.color || this.color) : null,
hoist: typeof data.hoist !== 'undefined' ? data.hoist : this.hoist,
permissions: data.permissions,
mentionable: typeof data.mentionable !== 'undefined' ? data.mentionable : this.mentionable,
},
reason,
})
.then(role => {
const clone = this._clone();
clone._patch(role);
return clone;
});
}
/**
* Returns `channel.permissionsFor(role)`. Returns permissions for a role in a guild channel,
* taking into account permission overwrites.
* @param {ChannelResolvable} channel The guild channel to use as context
* @returns {Readonly<Permissions>}
*/
permissionsIn(channel) {
channel = this.guild.channels.resolve(channel);
if (!channel) throw new Error('GUILD_CHANNEL_RESOLVE');
return channel.rolePermissions(this);
}
/**
* Sets a new name for the role.
* @param {string} name The new name of the role
* @param {string} [reason] Reason for changing the role's name
* @returns {Promise<Role>}
* @example
* // Set the name of the role
* role.setName('new role')
* .then(updated => console.log(`Edited name of role ${role.name} to ${updated.name}`))
* .catch(console.error);
*/
setName(name, reason) {
return this.edit({ name }, reason);
}
/**
* Sets a new color for the role.
* @param {ColorResolvable} color The color of the role
* @param {string} [reason] Reason for changing the role's color
* @returns {Promise<Role>}
* @example
* // Set the color of a role
* role.setColor('#FF0000')
* .then(updated => console.log(`Set color of role to ${updated.color}`))
* .catch(console.error);
*/
setColor(color, reason) {
return this.edit({ color }, reason);
}
/**
* Sets whether or not the role should be hoisted.
* @param {boolean} hoist Whether or not to hoist the role
* @param {string} [reason] Reason for setting whether or not the role should be hoisted
* @returns {Promise<Role>}
* @example
* // Set the hoist of the role
* role.setHoist(true)
* .then(r => console.log(`Role hoisted: ${r.hoist}`))
* .catch(console.error);
*/
setHoist(hoist, reason) {
return this.edit({ hoist }, reason);
}
/**
* Sets the permissions of the role.
* @param {PermissionResolvable} permissions The permissions of the role
* @param {string} [reason] Reason for changing the role's permissions
* @returns {Promise<Role>}
* @example
* // Set the permissions of the role
* role.setPermissions(['KICK_MEMBERS', 'BAN_MEMBERS'])
* .then(updated => console.log(`Updated permissions to ${updated.permissions.bitfield}`))
* .catch(console.error);
* @example
* // Remove all permissions from a role
* role.setPermissions(0)
* .then(updated => console.log(`Updated permissions to ${updated.permissions.bitfield}`))
* .catch(console.error);
*/
setPermissions(permissions, reason) {
return this.edit({ permissions }, reason);
}
/**
* Sets whether this role is mentionable.
* @param {boolean} mentionable Whether this role should be mentionable
* @param {string} [reason] Reason for setting whether or not this role should be mentionable
* @returns {Promise<Role>}
* @example
* // Make the role mentionable
* role.setMentionable(true)
* .then(updated => console.log(`Role updated ${updated.name}`))
* .catch(console.error);
*/
setMentionable(mentionable, reason) {
return this.edit({ mentionable }, reason);
}
/**
* Sets the position of the role.
* @param {number} position The position of the role
* @param {Object} [options] Options for setting position
* @param {boolean} [options.relative=false] Change the position relative to its current value
* @param {string} [options.reason] Reason for changing the position
* @returns {Promise<Role>}
* @example
* // Set the position of the role
* role.setPosition(1)
* .then(updated => console.log(`Role position: ${updated.position}`))
* .catch(console.error);
*/
setPosition(position, { relative, reason } = {}) {
return Util.setPosition(
this,
position,
relative,
this.guild._sortedRoles(),
this.client.api.guilds(this.guild.id).roles,
reason,
).then(updatedRoles => {
this.client.actions.GuildRolesPositionUpdate.handle({
guild_id: this.guild.id,
roles: updatedRoles,
});
return this;
});
}
/**
* Deletes the role.
* @param {string} [reason] Reason for deleting this role
* @returns {Promise<Role>}
* @example
* // Delete a role
* role.delete('The role needed to go')
* .then(deleted => console.log(`Deleted role ${deleted.name}`))
* .catch(console.error);
*/
delete(reason) {
return this.client.api.guilds[this.guild.id].roles[this.id].delete({ reason }).then(() => {
this.client.actions.GuildRoleDelete.handle({ guild_id: this.guild.id, role_id: this.id });
return this;
});
}
/**
* Whether this role equals another role. It compares all properties, so for most operations
* it is advisable to just compare `role.id === role2.id` as it is much faster and is often
* what most users need.
* @param {Role} role Role to compare with
* @returns {boolean}
*/
equals(role) {
return (
role &&
this.id === role.id &&
this.name === role.name &&
this.color === role.color &&
this.hoist === role.hoist &&
this.position === role.position &&
this.permissions.bitfield === role.permissions.bitfield &&
this.managed === role.managed
);
}
/**
* When concatenated with a string, this automatically returns the role's mention instead of the Role object.
* @returns {string}
* @example
* // Logs: Role: <@&123456789012345678>
* console.log(`Role: ${role}`);
*/
toString() {
if (this.id === this.guild.id) return '@everyone';
return `<@&${this.id}>`;
}
toJSON() {
return super.toJSON({ createdTimestamp: true });
}
/**
* Compares the positions of two roles.
* @param {Role} role1 First role to compare
* @param {Role} role2 Second role to compare
* @returns {number} Negative number if the first role's position is lower (second role's is higher),
* positive number if the first's is higher (second's is lower), 0 if equal
*/
static comparePositions(role1, role2) {
if (role1.position === role2.position) return role2.id - role1.id;
return role1.position - role2.position;
}
}
module.exports = Role;