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// (C) Copyright 2015 Moodle Pty Ltd.
//
// 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, Input, OnInit } from '@angular/core';
import { IonRefresher } from '@ionic/angular';
import {
AddonMessagesConversationFormatted,
AddonMessagesConversationMember,
AddonMessages,
} from '../../services/messages';
import { CoreDomUtils } from '@services/utils/dom';
import { ActivatedRoute } from '@angular/router';
import { ModalController } from '@singletons';
/**
* Component that displays the list of conversations, including group conversations.
*/
@Component({
selector: 'page-addon-messages-conversation-info',
templateUrl: 'conversation-info.html',
})
export class AddonMessagesConversationInfoComponent implements OnInit {
@Input() conversationId = 0;
loaded = false;
conversation?: AddonMessagesConversationFormatted;
members: AddonMessagesConversationMember[] = [];
canLoadMore = false;
loadMoreError = false;
constructor(
protected route: ActivatedRoute,
) {
}
/**
* Component loaded.
*/
ngOnInit(): void {
this.fetchData().finally(() => {
this.loaded = true;
});
}
/**
* Fetch the required data.
*
* @return Promise resolved when done.
*/
protected async fetchData(): Promise<void> {
// Get the conversation data first.
try {
const conversation = await AddonMessages.getConversation(this.conversationId, false, true, 0, 0);
this.conversation = conversation;
// Now get the members.
await this.fetchMembers();
} catch (error) {
CoreDomUtils.showErrorModalDefault(error, 'Error getting members.');
}
}
/**
* Get conversation members.
*
* @param loadingMore Whether we are loading more data or just the first ones.
* @return Promise resolved when done.
*/
protected async fetchMembers(loadingMore?: boolean): Promise<void> {
this.loadMoreError = false;
const limitFrom = loadingMore ? this.members.length : 0;
const data = await AddonMessages.getConversationMembers(this.conversationId, limitFrom);
if (loadingMore) {
this.members = this.members.concat(data.members);
} else {
this.members = data.members;
}
this.canLoadMore = data.canLoadMore;
}
/**
* Function to load more members.
*
* @param infiniteComplete Infinite scroll complete function. Only used from core-infinite-loading.
* @return Resolved when done.
*/
async loadMoreMembers(infiniteComplete?: () => void): Promise<void> {
try {
await this.fetchMembers(true);
} catch (error) {
CoreDomUtils.showErrorModalDefault(error, 'Error getting members.');
this.loadMoreError = true;
} finally {
infiniteComplete && infiniteComplete();
}
}
/**
* Refresh the data.
*
* @param refresher Refresher.
* @return Promise resolved when done.
*/
async refreshData(refresher?: IonRefresher): Promise<void> {
const promises: Promise<void>[] = [];
promises.push(AddonMessages.invalidateConversation(this.conversationId));
promises.push(AddonMessages.invalidateConversationMembers(this.conversationId));
await Promise.all(promises);
await this.fetchData().finally(() => {
refresher?.complete();
});
}
/**
* Close modal.
*
* @param userId User conversation to load.
*/
closeModal(userId?: number): void {
ModalController.dismiss(userId);
}
}