2019-02-25 10:12:09 +01:00

96 lines
3.3 KiB
TypeScript

// (C) Copyright 2015 Martin Dougiamas
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import { Component } from '@angular/core';
import { IonicPage, NavParams } from 'ionic-angular';
import { CoreDomUtilsProvider } from '@providers/utils/dom';
import { AddonModChatProvider } from '../../providers/chat';
import * as moment from 'moment';
/**
* Page that displays list of chat session messages.
*/
@IonicPage({ segment: 'addon-mod-chat-session-messages' })
@Component({
selector: 'page-addon-mod-chat-session-messages',
templateUrl: 'session-messages.html',
})
export class AddonModChatSessionMessagesPage {
protected courseId: number;
protected chatId: number;
protected sessionStart: number;
protected sessionEnd: number;
protected groupId: number;
protected loaded = false;
protected messages = [];
constructor(navParams: NavParams, private domUtils: CoreDomUtilsProvider, private chatProvider: AddonModChatProvider) {
this.courseId = navParams.get('courseId');
this.chatId = navParams.get('chatId');
this.groupId = navParams.get('groupId');
this.sessionStart = navParams.get('sessionStart');
this.sessionEnd = navParams.get('sessionEnd');
this.fetchMessages();
}
/**
* Fetch session messages.
*
* @return {Promise<any>} Promise resolved when done.
*/
protected fetchMessages(): Promise<any> {
return this.chatProvider.getSessionMessages(this.chatId, this.sessionStart, this.sessionEnd, this.groupId)
.then((messages) => {
return this.chatProvider.getMessagesUserData(messages, this.courseId).then((messages) => {
this.messages = messages;
});
}).catch((error) => {
this.domUtils.showErrorModalDefault(error, 'core.errorloadingcontent', true);
}).finally(() => {
this.loaded = true;
});
}
/**
* Refresh session messages.
*
* @param {any} refresher Refresher.
*/
refreshMessages(refresher: any): void {
this.chatProvider.invalidateSessionMessages(this.chatId, this.sessionStart, this.groupId).finally(() => {
this.fetchMessages().finally(() => {
refresher.complete();
});
});
}
/**
* Check if the date should be displayed between messages (when the day changes at midnight for example).
*
* @param {any} message New message object.
* @param {any} prevMessage Previous message object.
* @return {boolean} True if messages are from diferent days, false othetwise.
*/
showDate(message: any, prevMessage: any): boolean {
if (!prevMessage) {
return true;
}
// Check if day has changed.
return !moment(message.timestamp * 1000).isSame(prevMessage.timestamp * 1000, 'day');
}
}