Current File : /home/ugotscom/kma/node_modules/pusher-js/src/core/channels/members.ts
import * as Collections from '../utils/collections';
/** Represents a collection of members of a presence channel. */
export default class Members {
members: any;
count: number;
myID: any;
me: any;
constructor() {
this.reset();
}
/** Returns member's info for given id.
*
* Resulting object containts two fields - id and info.
*
* @param {Number} id
* @return {Object} member's info or null
*/
get(id: string): any {
if (Object.prototype.hasOwnProperty.call(this.members, id)) {
return {
id: id,
info: this.members[id]
};
} else {
return null;
}
}
/** Calls back for each member in unspecified order.
*
* @param {Function} callback
*/
each(callback: Function) {
Collections.objectApply(this.members, (member, id) => {
callback(this.get(id));
});
}
/** Updates the id for connected member. For internal use only. */
setMyID(id: string) {
this.myID = id;
}
/** Handles subscription data. For internal use only. */
onSubscription(subscriptionData: any) {
this.members = subscriptionData.presence.hash;
this.count = subscriptionData.presence.count;
this.me = this.get(this.myID);
}
/** Adds a new member to the collection. For internal use only. */
addMember(memberData: any) {
if (this.get(memberData.user_id) === null) {
this.count++;
}
this.members[memberData.user_id] = memberData.user_info;
return this.get(memberData.user_id);
}
/** Adds a member from the collection. For internal use only. */
removeMember(memberData: any) {
var member = this.get(memberData.user_id);
if (member) {
delete this.members[memberData.user_id];
this.count--;
}
return member;
}
/** Resets the collection to the initial state. For internal use only. */
reset() {
this.members = {};
this.count = 0;
this.myID = null;
this.me = null;
}
}
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