7058100888

Committed 01 Dec 2023 09:19AM UTC coverage: 97.372% (+0.2%) from 97.199%

Build # 7058100888

Build Type

Pull #983

github

Committed by

web-flow

Commit Message

Merge 3ac90d2d1 into b5925b5c0

Pull Request Pull Request #983: feat: Refactor toggle directive into popover component

Run Details

3276 of 3496 branches covered (0.0%)

Branch coverage included in aggregate %.

1512 of 1518 new or added lines in 16 files covered. (99.6%)

6 existing lines in 3 files now uncovered.

20547 of 20970 relevant lines covered (97.98%)

429.78 hits per line

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95.18

/src/components/toggle/toggle.controller.ts

import { ReactiveController, ReactiveControllerHost } from 'lit';
import type { DirectiveResult } from 'lit/directive';

import { IgcToggleDirective, igcToggle } from './toggle.directive.js';
import type { IgcToggleComponent } from './types.js';

type ToggleHost = ReactiveControllerHost & IgcToggleComponent & HTMLElement;

/**
 * Toggle controller configuration
 */
interface ToggleControllerConfig {
  /** The element, relative to which, the toggle will be positioned. */
  target?: HTMLElement;
  /**
   * The function to call when closing the toggle element from an user interaction (scroll, click).
   */
  closeCallback?: Function;
}

/* blazorSuppress */
/**
 * Controller, bundling the creation of a toggle directive and handling global events,
 * related to the configuration of togglable components.
 */
export class IgcToggleController implements ReactiveController {
  private host: IgcToggleComponent & HTMLElement;
  private sourceElement?: Element;
  private initialScrollTop = 0;
  private initialScrollLeft = 0;
  private _target!: HTMLElement;
  private _hide?: Function;
  private _abortController = new AbortController();

  /**
   *  Abort controller used to clean up document level event listeners
   *  See https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener#add_an_abortable_listener
   */
  protected get abortController() {
    if (this._abortController.signal.aborted) {
      this._abortController = new AbortController();
    }
    return this._abortController;
  }

  /** The directive that marks the toggle. */
  public toggleDirective!: DirectiveResult<typeof IgcToggleDirective>;
  public rendered!: Promise<void>;

  public set target(value: HTMLElement) {
    this._target = value;
    this.update();
  }

  /** The element, relative to which, the toggle will be positioned. */
  public get target() {
    return this._target;
  }

  constructor(host: ToggleHost, config?: ToggleControllerConfig) {
    (this.host = host).addController(this);

    if (config?.target) {
      this._target = config.target;
    }

    if (config?.closeCallback) {
      this._hide = config.closeCallback;
    }

    this.update();
  }

  public hostDisconnected() {
    this.abortController.abort();
  }

  public update() {
    this.toggleDirective = igcToggle(this.target, this.host, this);
    this.configureListeners();
  }

  protected hide() {
    this._hide ? this._hide() : this.host.hide();
  }

  private addEventListeners() {
    const options: AddEventListenerOptions = {
      capture: true,
      signal: this.abortController.signal,
    };

    if (!this.host.keepOpenOnOutsideClick) {
      document.addEventListener('click', this.documentClicked, options);
    }

    document.addEventListener('scroll', this.handleScroll, options);
  }

  private configureListeners() {
    this.host.open ? this.addEventListeners() : this.abortController.abort();
  }

  private blockScroll = (event: Event) => {
    event.preventDefault();
    if (!this.sourceElement || this.sourceElement !== event.target) {
      this.sourceElement = event.target as Element;
      this.initialScrollTop =
        this.sourceElement.scrollTop ??
        this.sourceElement.firstElementChild?.scrollTop;
      this.initialScrollLeft =
        this.sourceElement.scrollLeft ??
        this.sourceElement.firstElementChild?.scrollLeft;
    }

    this.sourceElement.scrollTop = this.initialScrollTop;
    this.sourceElement.scrollLeft = this.initialScrollLeft;
    if (this.sourceElement.firstElementChild) {
      this.sourceElement.firstElementChild.scrollTop = this.initialScrollTop;
      this.sourceElement.firstElementChild.scrollLeft = this.initialScrollLeft;
    }
  };

  /** The document's click event handler to override in the host component if necessary. */
  private documentClicked = (event: MouseEvent) => {
    if (!this.host.keepOpenOnOutsideClick) {
      const tree = event.composed ? event.composedPath() : [event.target];

      if (tree.includes(this.host) || tree.includes(this.target)) {
        return;
      }

      this.hide();
    }
  };

  /** The document's scroll event handler to override in the host component if necessary. */
  private handleScroll = (event: Event) => {
    switch (this.host.scrollStrategy) {
      case 'scroll':
        break;
      case 'block':
        this.blockScroll(event);
        break;
      case 'close':
        this.hide();
        break;
    }
  };
}

1	import { ReactiveController, ReactiveControllerHost } from 'lit';	32✔
2	import type { DirectiveResult } from 'lit/directive';	32✔
3		32✔
4	import { IgcToggleDirective, igcToggle } from './toggle.directive.js';	32✔
5	import type { IgcToggleComponent } from './types.js';	32✔
6		32✔
7	type ToggleHost = ReactiveControllerHost & IgcToggleComponent & HTMLElement;	32✔
8		32✔
9	/**	32✔
10	* Toggle controller configuration	32✔
11	*/	32✔
12	interface ToggleControllerConfig {	32✔
13	/** The element, relative to which, the toggle will be positioned. */	32✔
14	target?: HTMLElement;	32✔
15	/**	32✔
16	* The function to call when closing the toggle element from an user interaction (scroll, click).	32✔
17	*/	32✔
18	closeCallback?: Function;	32✔
19	}	32✔
20		32✔
21	/* blazorSuppress */	32✔
22	/**	32✔
23	* Controller, bundling the creation of a toggle directive and handling global events,	32✔
24	* related to the configuration of togglable components.	32✔
25	*/	32✔
26	export class IgcToggleController implements ReactiveController {	32✔
27	private host: IgcToggleComponent & HTMLElement;	32✔
28	private sourceElement?: Element;	32✔
29	private initialScrollTop = 0;	32✔
30	private initialScrollLeft = 0;	32✔
31	private _target!: HTMLElement;	32✔
32	private _hide?: Function;	32✔
33	private _abortController = new AbortController();	32✔
34		32✔
35	/**	32✔
36	* Abort controller used to clean up document level event listeners	32✔
37	* See https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener#add_an_abortable_listener	32✔
38	*/	32✔
39	protected get abortController() {	32✔
40	if (this._abortController.signal.aborted) {	181✔
41	this._abortController = new AbortController();	75✔
42	}	75✔
43	return this._abortController;	181✔
44	}	181✔
45		32✔
46	/** The directive that marks the toggle. */	32✔
47	public toggleDirective!: DirectiveResult<typeof IgcToggleDirective>;	32✔
48	public rendered!: Promise<void>;	32✔
49		32✔
50	public set target(value: HTMLElement) {	32✔
51	this._target = value;	39✔
52	this.update();	39✔
53	}	39✔
54		32✔
55	/** The element, relative to which, the toggle will be positioned. */	32✔
56	public get target() {	32✔
57	return this._target;	110✔
58	}	110✔
59		32✔
60	constructor(host: ToggleHost, config?: ToggleControllerConfig) {	32✔
61	(this.host = host).addController(this);	71✔
62		71✔
63	if (config?.target) {	71!
64	this._target = config.target;	×
65	}	×
66		71✔
67	if (config?.closeCallback) {	71✔
68	this._hide = config.closeCallback;	71✔
69	}	71✔
70		71✔
71	this.update();	71✔
72	}	71✔
73		32✔
74	public hostDisconnected() {	32✔
75	this.abortController.abort();	71✔
76	}	71✔
77		32✔
78	public update() {	32✔
79	this.toggleDirective = igcToggle(this.target, this.host, this);	110✔
80	this.configureListeners();	110✔
81	}	110✔
82		32✔
83	protected hide() {	32✔
UNCOV 84	this._hide ? this._hide() : this.host.hide();	×
UNCOV 85	}	×
86		32✔
87	private addEventListeners() {	32✔
88	const options: AddEventListenerOptions = {	35✔
89	capture: true,	35✔
90	signal: this.abortController.signal,	35✔
91	};	35✔
92		35✔
93	if (!this.host.keepOpenOnOutsideClick) {	35✔
94	document.addEventListener('click', this.documentClicked, options);	35✔
95	}	35✔
96		35✔
97	document.addEventListener('scroll', this.handleScroll, options);	35✔
98	}	35✔
99		32✔
100	private configureListeners() {	32✔
101	this.host.open ? this.addEventListeners() : this.abortController.abort();	110✔
102	}	110✔
103		32✔
104	private blockScroll = (event: Event) => {	32✔
105	event.preventDefault();	31✔
106	if (!this.sourceElement \|\| this.sourceElement !== event.target) {	31✔
107	this.sourceElement = event.target as Element;	31✔
108	this.initialScrollTop =	31✔
109	this.sourceElement.scrollTop ??	31✔
110	this.sourceElement.firstElementChild?.scrollTop;	31✔
111	this.initialScrollLeft =	31✔
112	this.sourceElement.scrollLeft ??	31✔
113	this.sourceElement.firstElementChild?.scrollLeft;	31✔
114	}	31✔
115		31✔
116	this.sourceElement.scrollTop = this.initialScrollTop;	31✔
117	this.sourceElement.scrollLeft = this.initialScrollLeft;	31✔
118	if (this.sourceElement.firstElementChild) {	31✔
119	this.sourceElement.firstElementChild.scrollTop = this.initialScrollTop;	31✔
120	this.sourceElement.firstElementChild.scrollLeft = this.initialScrollLeft;	31✔
121	}	31✔
122	};	32✔
123		32✔
124	/** The document's click event handler to override in the host component if necessary. */	32✔
125	private documentClicked = (event: MouseEvent) => {	32✔
126	if (!this.host.keepOpenOnOutsideClick) {	36✔
127	const tree = event.composed ? event.composedPath() : [event.target];	36!
128		36✔
129	if (tree.includes(this.host) \|\| tree.includes(this.target)) {	36!
130	return;	36✔
131	}	36✔
132		31!
133	this.hide();	31✔
134	}	31✔
135	};	32✔
136		32✔
137	/** The document's scroll event handler to override in the host component if necessary. */	32✔
138	private handleScroll = (event: Event) => {	32✔
139	switch (this.host.scrollStrategy) {	31✔
140	case 'scroll':	31✔
141	break;	31✔
142	case 'block':	31✔
143	this.blockScroll(event);	31✔
144	break;	31✔
145	case 'close':	31✔
146	this.hide();	31✔
147	break;	31✔
148	}	31✔
149	};	32✔
150	}	32✔

IgniteUI / igniteui-webcomponents / 7058100888

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