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ngx-toasta

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Simple and clean Angular Toast component that shows growl-style notifications and messages for your web app

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import { Component, Input } from '@angular/core'; import { isFunction } from './toasta.utils'; import { ToastaEventType } from './toasta.service'; import * as i0 from "@angular/core"; import * as i1 from "./toasta.service"; import * as i2 from "@angular/common"; import * as i3 from "./toast.component"; /** * Toasta is container for Toast components */ export class ToastaComponent { // The window position where the toast pops up. Possible values: // - bottom-right (default value from ToastConfig) // - bottom-left // - bottom-center // - bottom-fullwidth // - top-right // - top-left // - top-center // - top-fullwidth // - center-center set position(value) { if (value) { let notFound = true; for (let i = 0; i < ToastaComponent.POSITIONS.length; i++) { if (ToastaComponent.POSITIONS[i] === value) { notFound = false; break; } } if (notFound) { // Position was wrong - clear it here to use the one from config. value = this.config.position; } } else { value = this.config.position; } this._position = 'toasta-position-' + value; } get position() { return this._position; } constructor(config, toastaService) { this.config = config; this.toastaService = toastaService; this._position = ''; // The storage for toasts. this.toasts = []; // Initialise position this.position = ''; } /** * `ngOnInit` is called right after the directive's data-bound properties have been checked for the * first time, and before any of its children have been checked. It is invoked only once when the * directive is instantiated. */ ngOnInit() { // We listen events from our service this.toastaService.events.subscribe((event) => { if (event.type === ToastaEventType.ADD) { // Add the new one const toast = event.value; this.add(toast); } else if (event.type === ToastaEventType.CLEAR) { // Clear the one by number const id = event.value; this.clear(id); } else if (event.type === ToastaEventType.CLEAR_ALL) { // Lets clear all toasts this.clearAll(); } }); } /** * Event listener of 'closeToast' event comes from ToastaComponent. * This method removes ToastComponent assosiated with this Toast. */ closeToast(toast) { this.clear(toast.id); } /** * Add new Toast */ add(toast) { // If we've gone over our limit, remove the earliest // one from the array if (this.config.limit && this.toasts.length >= this.config.limit) { this.toasts.shift(); } // Add toasta to array this.toasts.push(toast); // // If there's a timeout individually or globally, // set the toast to timeout if (+toast.timeout) { this._setTimeout(toast); } } /** * Clear individual toast by id * @param id is unique identifier of Toast */ clear(id) { if (id) { this.toasts.forEach((value, key) => { if (value.id === id) { if (value.onRemove && isFunction(value.onRemove)) { value.onRemove.call(this, value); } this.toasts.splice(key, 1); } }); } else { throw new Error('Please provide id of Toast to close'); } } /** * Clear all toasts */ clearAll() { this.toasts.forEach((value, key) => { if (value.onRemove && isFunction(value.onRemove)) { value.onRemove.call(this, value); } }); this.toasts = []; } /** * Custom setTimeout function for specific setTimeouts on individual toasts. */ _setTimeout(toast) { window.setTimeout(() => { this.clear(toast.id); }, toast.timeout); } } /** * Set of constants defines position of Toasta on the page. */ ToastaComponent.POSITIONS = ['bottom-right', 'bottom-left', 'bottom-center', 'bottom-fullwidth', 'top-right', 'top-left', 'top-center', 'top-fullwidth', 'center-center']; ToastaComponent.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.2.2", ngImport: i0, type: ToastaComponent, deps: [{ token: i1.ToastaConfig }, { token: i1.ToastaService }], target: i0.ɵɵFactoryTarget.Component }); ToastaComponent.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "15.2.2", type: ToastaComponent, selector: "ngx-toasta", inputs: { position: "position" }, ngImport: i0, template: ` <div id="toasta" [ngClass]="[position]"> <ngx-toast *ngFor="let toast of toasts" [toast]="toast" (closeToast)="closeToast(toast)"></ngx-toast> </div>`, isInline: true, dependencies: [{ kind: "directive", type: i2.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { kind: "directive", type: i2.NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }, { kind: "component", type: i3.ToastComponent, selector: "ngx-toast", inputs: ["toast"], outputs: ["closeToast"] }] }); i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.2.2", ngImport: i0, type: ToastaComponent, decorators: [{ type: Component, args: [{ selector: 'ngx-toasta', template: ` <div id="toasta" [ngClass]="[position]"> <ngx-toast *ngFor="let toast of toasts" [toast]="toast" (closeToast)="closeToast(toast)"></ngx-toast> </div>` }] }], ctorParameters: function () { return [{ type: i1.ToastaConfig }, { type: i1.ToastaService }]; 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Possible values:\r\n  // - bottom-right (default value from ToastConfig)\r\n  // - bottom-left\r\n  // - bottom-center\r\n  // - bottom-fullwidth\r\n  // - top-right\r\n  // - top-left\r\n  // - top-center\r\n  // - top-fullwidth\r\n  // - center-center\r\n  @Input()\r\n  set position(value: string) {\r\n    if (value) {\r\n      let notFound = true;\r\n      for (let i = 0; i < ToastaComponent.POSITIONS.length; i++) {\r\n        if (ToastaComponent.POSITIONS[i] === value) {\r\n          notFound = false;\r\n          break;\r\n        }\r\n      }\r\n      if (notFound) {\r\n        // Position was wrong - clear it here to use the one from config.\r\n        value = this.config.position;\r\n      }\r\n    } else {\r\n      value = this.config.position;\r\n    }\r\n    this._position = 'toasta-position-' + value;\r\n  }\r\n\r\n  get position(): string {\r\n    return this._position;\r\n  }\r\n\r\n  // The storage for toasts.\r\n  toasts: Array<ToastData> = [];\r\n\r\n  constructor(private config: ToastaConfig, private toastaService: ToastaService) {\r\n    // Initialise position\r\n    this.position = '';\r\n  }\r\n\r\n  /**\r\n   * `ngOnInit` is called right after the directive's data-bound properties have been checked for the\r\n   * first time, and before any of its children have been checked. It is invoked only once when the\r\n   * directive is instantiated.\r\n   */\r\n  ngOnInit(): void {\r\n    // We listen events from our service\r\n    this.toastaService.events.subscribe((event: ToastaEvent) => {\r\n      if (event.type === ToastaEventType.ADD) {\r\n        // Add the new one\r\n        const toast = event.value as ToastData;\r\n        this.add(toast);\r\n      } else if (event.type === ToastaEventType.CLEAR) {\r\n        // Clear the one by number\r\n        const id = event.value as number;\r\n        this.clear(id);\r\n      } else if (event.type === ToastaEventType.CLEAR_ALL) {\r\n        // Lets clear all toasts\r\n        this.clearAll();\r\n      }\r\n    });\r\n  }\r\n\r\n  /**\r\n   * Event listener of 'closeToast' event comes from ToastaComponent.\r\n   * This method removes ToastComponent assosiated with this Toast.\r\n   */\r\n  closeToast(toast: ToastData) {\r\n    this.clear(toast.id);\r\n  }\r\n\r\n  /**\r\n   * Add new Toast\r\n   */\r\n  add(toast: ToastData) {\r\n    // If we've gone over our limit, remove the earliest\r\n    // one from the array\r\n    if (this.config.limit && this.toasts.length >= this.config.limit) {\r\n      this.toasts.shift();\r\n    }\r\n    // Add toasta to array\r\n    this.toasts.push(toast);\r\n    //\r\n    // If there's a timeout individually or globally,\r\n    // set the toast to timeout\r\n    if (+toast.timeout) {\r\n      this._setTimeout(toast);\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Clear individual toast by id\r\n   * @param id is unique identifier of Toast\r\n   */\r\n  clear(id: number) {\r\n    if (id) {\r\n      this.toasts.forEach((value, key) => {\r\n        if (value.id === id) {\r\n          if (value.onRemove && isFunction(value.onRemove)) {\r\n            value.onRemove.call(this, value);\r\n          }\r\n          this.toasts.splice(key, 1);\r\n        }\r\n      });\r\n    } else {\r\n      throw new Error('Please provide id of Toast to close');\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Clear all toasts\r\n   */\r\n  clearAll() {\r\n    this.toasts.forEach((value, key) => {\r\n      if (value.onRemove && isFunction(value.onRemove)) {\r\n        value.onRemove.call(this, value);\r\n      }\r\n    });\r\n    this.toasts = [];\r\n  }\r\n\r\n  /**\r\n   * Custom setTimeout function for specific setTimeouts on individual toasts.\r\n   */\r\n  private _setTimeout(toast: ToastData) {\r\n    window.setTimeout(() => {\r\n      this.clear(toast.id);\r\n    }, toast.timeout);\r\n  }\r\n}\r\n"]}