2021-04-07 16:44:41 +02:00

106 lines
3.0 KiB
TypeScript

// (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 { ModalController } from '@singletons';
import { AddonModWikiPageDBRecord } from '../../services/database/wiki';
import { AddonModWikiSubwikiPage } from '../../services/wiki';
/**
* Modal to display the map of a Wiki.
*/
@Component({
selector: 'page-addon-mod-wiki-map',
templateUrl: 'map.html',
})
export class AddonModWikiMapModalComponent implements OnInit {
@Input() pages: (AddonModWikiSubwikiPage | AddonModWikiPageDBRecord)[] = [];
@Input() selectedTitle?: string;
@Input() moduleId?: number;
@Input() courseId?: number;
@Input() homeView?: string;
map: AddonModWikiPagesMapLetter[] = []; // Map of pages, categorized by letter.
/**
* @inheritdoc
*/
ngOnInit(): void {
this.constructMap();
}
/**
* Function called when a page is clicked.
*
* @param page Clicked page.
*/
goToPage(page: AddonModWikiSubwikiPage | AddonModWikiPageDBRecord): void {
ModalController.dismiss({ type: 'page', goto: page });
}
/**
* Go back to the initial page of the wiki.
*/
goToWikiHome(): void {
ModalController.dismiss({ type: 'home', goto: this.homeView });
}
/**
* Construct the map of pages.
*
* @param pages List of pages.
*/
protected constructMap(): void {
let letter: AddonModWikiPagesMapLetter;
let initialLetter: string;
this.map = [];
this.pages.sort((a, b) => {
const compareA = a.title.toLowerCase().trim();
const compareB = b.title.toLowerCase().trim();
return compareA.localeCompare(compareB);
});
this.pages.forEach((page) => {
const letterCandidate = page.title.charAt(0).toLocaleUpperCase();
// Should we create a new grouping?
if (letterCandidate !== initialLetter) {
initialLetter = letterCandidate;
letter = { label: letterCandidate, pages: [] };
this.map.push(letter);
}
// Add the subwiki to the currently active grouping.
letter.pages.push(page);
});
}
/**
* Close modal.
*/
closeModal(): void {
ModalController.dismiss();
}
}
type AddonModWikiPagesMapLetter = {
label: string;
pages: (AddonModWikiSubwikiPage | AddonModWikiPageDBRecord)[];
};