air-lib
Version:
This is Air's angular component library
174 lines • 14.1 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { Injectable } from '@angular/core';
import { PagingEvent } from '../entities/paging-event';
import { BehaviorSubject } from 'rxjs';
import * as i0 from "@angular/core";
export class PagingService {
constructor() {
PagingService.currentMessage = PagingService.messageSource.asObservable();
}
/**
* @param {?} hash
* @param {?} context
* @param {?} currentIndex
* @param {?} itemsOnPage
* @return {?}
*/
static fireHashChangedEvent(hash, context, currentIndex, itemsOnPage) {
/** @type {?} */
const hashIndex = Math.floor(currentIndex / itemsOnPage);
if (!PagingService.isExistsHash(context, hashIndex)) {
PagingService.addHash(context, hashIndex, hash);
}
}
/**
* @param {?} event
* @return {?}
*/
static firePagingEvent(event) {
PagingService.saveToLocalStorage(event);
PagingService.messageSource.next(event);
}
/**
* @param {?} event
* @return {?}
*/
static fireClosingContextEvent(event) {
PagingService.messageSource.next(event);
}
/**
* @param {?} pagingEvent
* @return {?}
*/
static saveToLocalStorage(pagingEvent) {
/** @type {?} */
const key = pagingEvent.hash + '_' + pagingEvent.currentId + '_' + pagingEvent.currentIndex;
localStorage.setItem(key, JSON.stringify(pagingEvent));
}
/**
* @param {?} snapshot
* @return {?}
*/
static readFromLocalStorage(snapshot) {
/** @type {?} */
const key = PagingService.buildKey(snapshot);
/** @type {?} */
const json = localStorage.getItem(key);
if (!json) {
return null;
}
/** @type {?} */
const result = (/** @type {?} */ (JSON.parse(json)));
return result;
}
/**
* @param {?} route
* @param {?} name
* @return {?}
*/
static readSegmentByName(route, name) {
/** @type {?} */
const snapshot = route.snapshot;
return snapshot.params[name];
}
/**
* @param {?} pagingEvent
* @return {?}
*/
static buildRedirectUrl(pagingEvent) {
return pagingEvent.detailsUrl + pagingEvent.currentId + '/' + pagingEvent.hash + '/' + pagingEvent.currentIndex;
}
/**
* @param {?} snapshot
* @return {?}
*/
static buildKey(snapshot) {
/** @type {?} */
const id = snapshot.paramMap.get('id');
/** @type {?} */
const hash = snapshot.paramMap.get('hash');
/** @type {?} */
const pageIndex = snapshot.paramMap.get('page');
/** @type {?} */
const result = hash + '_' + id + '_' + pageIndex;
console.log('buildKey=' + result);
return result;
}
/**
* @param {?} context
* @param {?} index
* @return {?}
*/
static isExistsHash(context, index) {
/** @type {?} */
const key = this.buildMapKey(context, index);
return PagingService.cache.has(key);
}
/**
* @param {?} context
* @param {?} index
* @return {?}
*/
static getHash(context, index) {
/** @type {?} */
const key = this.buildMapKey(context, index);
/** @type {?} */
const result = PagingService.cache.get(key);
if (result === undefined) {
throw new Error('Key does not exists.');
}
return result;
}
/**
* @param {?} context
* @param {?} index
* @param {?} hash
* @return {?}
*/
static addHash(context, index, hash) {
/** @type {?} */
const key = this.buildMapKey(context, index);
PagingService.cache.set(key, hash);
}
/**
* @param {?} context
* @param {?} index
* @return {?}
*/
static buildMapKey(context, index) {
/** @type {?} */
const splitter = '_';
return context + splitter + index;
}
}
PagingService.cache = new Map();
PagingService.emptyPagingEvent = new PagingEvent('empty');
PagingService.messageSource = new BehaviorSubject(PagingService.emptyPagingEvent);
PagingService.currentMessage = PagingService.messageSource.asObservable();
PagingService.decorators = [
{ type: Injectable, args: [{
providedIn: 'root'
},] }
];
PagingService.ctorParameters = () => [];
/** @nocollapse */ PagingService.ngInjectableDef = i0.defineInjectable({ factory: function PagingService_Factory() { return new PagingService(); }, token: PagingService, providedIn: "root" });
if (false) {
/**
* @type {?}
* @private
*/
PagingService.cache;
/** @type {?} */
PagingService.emptyPagingEvent;
/**
* @type {?}
* @private
*/
PagingService.messageSource;
/** @type {?} */
PagingService.currentMessage;
}
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{ ActivatedRoute, ActivatedRouteSnapshot } from '@angular/router';\r\nimport { Injectable } from '@angular/core';\r\nimport { PagingEvent } from '../entities/paging-event';\r\nimport { BehaviorSubject, Observable } from 'rxjs';\r\n\r\n@Injectable({\r\n  providedIn: 'root'\r\n})\r\n\r\nexport class PagingService {\r\n\r\n  private static cache: Map<string, string> = new Map<string, string>();\r\n  public static emptyPagingEvent = new PagingEvent('empty');\r\n  constructor() {\r\n    PagingService.currentMessage = PagingService.messageSource.asObservable();\r\n  }\r\n\r\n  private static messageSource = new BehaviorSubject<PagingEvent>(PagingService.emptyPagingEvent);\r\n\r\n  public static currentMessage: Observable<PagingEvent> = PagingService.messageSource.asObservable();\r\n\r\n  public static fireHashChangedEvent(hash: string, context: string, currentIndex: number, itemsOnPage: number) {\r\n    const hashIndex = Math.floor(currentIndex / itemsOnPage);\r\n    if (!PagingService.isExistsHash(context, hashIndex)) {\r\n      PagingService.addHash(context, hashIndex, hash);\r\n    }\r\n  }\r\n\r\n  public static firePagingEvent(event: PagingEvent) {\r\n      PagingService.saveToLocalStorage(event);\r\n      PagingService.messageSource.next(event);\r\n  }\r\n\r\n  public static fireClosingContextEvent(event: PagingEvent) {\r\n    PagingService.messageSource.next(event);\r\n  }\r\n\r\n  public static saveToLocalStorage(pagingEvent: PagingEvent) {\r\n    const key = pagingEvent.hash + '_' + pagingEvent.currentId + '_' + pagingEvent.currentIndex;\r\n    localStorage.setItem(key, JSON.stringify(pagingEvent));\r\n\r\n  }\r\n\r\n  public static readFromLocalStorage(snapshot: ActivatedRouteSnapshot): PagingEvent | null {\r\n    const key = PagingService.buildKey(snapshot);\r\n    const json = localStorage.getItem(key);\r\n    if (!json) {\r\n      return null;\r\n    }\r\n\r\n    const result  = JSON.parse(json) as PagingEvent;\r\n    return result;\r\n  }\r\n\r\n  public static readSegmentByName(route: ActivatedRoute, name: string): string {\r\n    const snapshot = route.snapshot;\r\n    return snapshot.params[name];\r\n  }\r\n\r\n  public static buildRedirectUrl(pagingEvent: PagingEvent): string {\r\n    return pagingEvent.detailsUrl + pagingEvent.currentId + '/' + pagingEvent.hash + '/' + pagingEvent.currentIndex;\r\n  }\r\n\r\n  public static buildKey(snapshot: ActivatedRouteSnapshot): string {\r\n    const id = snapshot.paramMap.get('id');\r\n    const hash = snapshot.paramMap.get('hash');\r\n    const pageIndex = snapshot.paramMap.get('page');\r\n    const result = hash + '_' + id + '_' + pageIndex;\r\n\r\n    console.log('buildKey=' + result);\r\n\r\n    return result;\r\n  }\r\n\r\n  public static isExistsHash(context: string, index: number): boolean {\r\n    const key = this.buildMapKey(context, index);\r\n    return PagingService.cache.has(key);\r\n  }\r\n\r\n  public static getHash(context: string, index: number): string {\r\n    const key = this.buildMapKey(context, index);\r\n    const result = PagingService.cache.get(key);\r\n    if (result === undefined) {\r\n      throw new Error('Key does not exists.');\r\n    }\r\n    return result;\r\n  }\r\n\r\n  public static addHash(context: string, index: number, hash: string) {\r\n    const key = this.buildMapKey(context, index);\r\n    PagingService.cache.set(key, hash);\r\n  }\r\n\r\n  public static buildMapKey(context: string, index: number): string {\r\n    const splitter = '_';\r\n    return context + splitter + index;\r\n  }\r\n}\r\n"]}