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import { DIRECTION } from '../core/utils.js'; |
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import ActionDetails from '../core/action-details.js'; |
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import createMask, { maskedClass } from '../masked/factory.js'; |
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import MaskElement from './mask-element.js'; |
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import HTMLInputMaskElement from './html-input-mask-element.js'; |
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import HTMLContenteditableMaskElement from './html-contenteditable-mask-element.js'; |
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import IMask from '../core/holder.js'; |
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import InputHistory from './input-history.js'; |
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import './html-mask-element.js'; |
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|
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/** Listens to element events and controls changes between element and {@link Masked} */ |
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class InputMask { |
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/** |
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View element |
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*/ |
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|
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/** Internal {@link Masked} model */ |
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|
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constructor(el, opts) { |
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this.el = el instanceof MaskElement ? el : el.isContentEditable && el.tagName !== 'INPUT' && el.tagName !== 'TEXTAREA' ? new HTMLContenteditableMaskElement(el) : new HTMLInputMaskElement(el); |
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this.masked = createMask(opts); |
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this._listeners = {}; |
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this._value = ''; |
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this._unmaskedValue = ''; |
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this._rawInputValue = ''; |
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this.history = new InputHistory(); |
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this._saveSelection = this._saveSelection.bind(this); |
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this._onInput = this._onInput.bind(this); |
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this._onChange = this._onChange.bind(this); |
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this._onDrop = this._onDrop.bind(this); |
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this._onFocus = this._onFocus.bind(this); |
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this._onClick = this._onClick.bind(this); |
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this._onUndo = this._onUndo.bind(this); |
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this._onRedo = this._onRedo.bind(this); |
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this.alignCursor = this.alignCursor.bind(this); |
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this.alignCursorFriendly = this.alignCursorFriendly.bind(this); |
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this._bindEvents(); |
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|
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// refresh |
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this.updateValue(); |
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this._onChange(); |
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} |
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maskEquals(mask) { |
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var _this$masked; |
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return mask == null || ((_this$masked = this.masked) == null ? void 0 : _this$masked.maskEquals(mask)); |
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} |
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|
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/** Masked */ |
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get mask() { |
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return this.masked.mask; |
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} |
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set mask(mask) { |
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if (this.maskEquals(mask)) return; |
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if (!(mask instanceof IMask.Masked) && this.masked.constructor === maskedClass(mask)) { |
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// TODO "any" no idea |
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this.masked.updateOptions({ |
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mask |
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}); |
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return; |
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} |
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const masked = mask instanceof IMask.Masked ? mask : createMask({ |
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mask |
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}); |
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masked.unmaskedValue = this.masked.unmaskedValue; |
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this.masked = masked; |
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} |
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|
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/** Raw value */ |
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get value() { |
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return this._value; |
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} |
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set value(str) { |
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if (this.value === str) return; |
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this.masked.value = str; |
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this.updateControl('auto'); |
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} |
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|
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/** Unmasked value */ |
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get unmaskedValue() { |
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return this._unmaskedValue; |
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} |
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set unmaskedValue(str) { |
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if (this.unmaskedValue === str) return; |
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this.masked.unmaskedValue = str; |
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this.updateControl('auto'); |
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} |
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|
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/** Raw input value */ |
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get rawInputValue() { |
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return this._rawInputValue; |
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} |
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set rawInputValue(str) { |
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if (this.rawInputValue === str) return; |
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this.masked.rawInputValue = str; |
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this.updateControl(); |
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this.alignCursor(); |
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} |
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|
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/** Typed unmasked value */ |
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get typedValue() { |
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return this.masked.typedValue; |
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} |
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set typedValue(val) { |
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if (this.masked.typedValueEquals(val)) return; |
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this.masked.typedValue = val; |
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this.updateControl('auto'); |
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} |
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|
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/** Display value */ |
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get displayValue() { |
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return this.masked.displayValue; |
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} |
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|
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/** Starts listening to element events */ |
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_bindEvents() { |
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this.el.bindEvents({ |
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selectionChange: this._saveSelection, |
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input: this._onInput, |
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drop: this._onDrop, |
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click: this._onClick, |
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focus: this._onFocus, |
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commit: this._onChange, |
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undo: this._onUndo, |
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redo: this._onRedo |
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}); |
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} |
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|
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/** Stops listening to element events */ |
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_unbindEvents() { |
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if (this.el) this.el.unbindEvents(); |
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} |
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|
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/** Fires custom event */ |
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_fireEvent(ev, e) { |
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const listeners = this._listeners[ev]; |
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if (!listeners) return; |
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listeners.forEach(l => l(e)); |
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} |
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|
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/** Current selection start */ |
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get selectionStart() { |
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return this._cursorChanging ? this._changingCursorPos : this.el.selectionStart; |
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} |
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|
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/** Current cursor position */ |
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get cursorPos() { |
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return this._cursorChanging ? this._changingCursorPos : this.el.selectionEnd; |
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} |
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set cursorPos(pos) { |
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if (!this.el || !this.el.isActive) return; |
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this.el.select(pos, pos); |
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this._saveSelection(); |
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} |
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|
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/** Stores current selection */ |
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_saveSelection( /* ev */ |
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) { |
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if (this.displayValue !== this.el.value) { |
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console.warn('Element value was changed outside of mask. Syncronize mask using `mask.updateValue()` to work properly.'); // eslint-disable-line no-console |
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} |
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this._selection = { |
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start: this.selectionStart, |
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end: this.cursorPos |
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}; |
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} |
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|
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/** Syncronizes model value from view */ |
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updateValue() { |
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this.masked.value = this.el.value; |
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this._value = this.masked.value; |
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this._unmaskedValue = this.masked.unmaskedValue; |
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this._rawInputValue = this.masked.rawInputValue; |
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} |
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|
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/** Syncronizes view from model value, fires change events */ |
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updateControl(cursorPos) { |
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const newUnmaskedValue = this.masked.unmaskedValue; |
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const newValue = this.masked.value; |
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const newRawInputValue = this.masked.rawInputValue; |
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const newDisplayValue = this.displayValue; |
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const isChanged = this.unmaskedValue !== newUnmaskedValue || this.value !== newValue || this._rawInputValue !== newRawInputValue; |
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this._unmaskedValue = newUnmaskedValue; |
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this._value = newValue; |
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this._rawInputValue = newRawInputValue; |
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if (this.el.value !== newDisplayValue) this.el.value = newDisplayValue; |
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if (cursorPos === 'auto') this.alignCursor();else if (cursorPos != null) this.cursorPos = cursorPos; |
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if (isChanged) this._fireChangeEvents(); |
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if (!this._historyChanging && (isChanged || this.history.isEmpty)) this.history.push({ |
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unmaskedValue: newUnmaskedValue, |
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selection: { |
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start: this.selectionStart, |
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end: this.cursorPos |
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} |
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}); |
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} |
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|
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/** Updates options with deep equal check, recreates {@link Masked} model if mask type changes */ |
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updateOptions(opts) { |
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const { |
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mask, |
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...restOpts |
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} = opts; // TODO types, yes, mask is optional |
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|
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const updateMask = !this.maskEquals(mask); |
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const updateOpts = this.masked.optionsIsChanged(restOpts); |
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if (updateMask) this.mask = mask; |
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if (updateOpts) this.masked.updateOptions(restOpts); // TODO |
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|
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if (updateMask || updateOpts) this.updateControl(); |
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} |
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|
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/** Updates cursor */ |
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updateCursor(cursorPos) { |
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if (cursorPos == null) return; |
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this.cursorPos = cursorPos; |
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|
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// also queue change cursor for mobile browsers |
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this._delayUpdateCursor(cursorPos); |
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} |
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|
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/** Delays cursor update to support mobile browsers */ |
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_delayUpdateCursor(cursorPos) { |
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this._abortUpdateCursor(); |
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this._changingCursorPos = cursorPos; |
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this._cursorChanging = setTimeout(() => { |
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if (!this.el) return; // if was destroyed |
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this.cursorPos = this._changingCursorPos; |
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this._abortUpdateCursor(); |
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}, 10); |
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} |
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|
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/** Fires custom events */ |
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_fireChangeEvents() { |
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this._fireEvent('accept', this._inputEvent); |
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if (this.masked.isComplete) this._fireEvent('complete', this._inputEvent); |
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} |
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|
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/** Aborts delayed cursor update */ |
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_abortUpdateCursor() { |
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if (this._cursorChanging) { |
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clearTimeout(this._cursorChanging); |
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delete this._cursorChanging; |
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} |
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} |
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|
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/** Aligns cursor to nearest available position */ |
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alignCursor() { |
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this.cursorPos = this.masked.nearestInputPos(this.masked.nearestInputPos(this.cursorPos, DIRECTION.LEFT)); |
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} |
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|
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/** Aligns cursor only if selection is empty */ |
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alignCursorFriendly() { |
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if (this.selectionStart !== this.cursorPos) return; // skip if range is selected |
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this.alignCursor(); |
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} |
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|
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/** Adds listener on custom event */ |
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on(ev, handler) { |
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if (!this._listeners[ev]) this._listeners[ev] = []; |
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this._listeners[ev].push(handler); |
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return this; |
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} |
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|
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/** Removes custom event listener */ |
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off(ev, handler) { |
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if (!this._listeners[ev]) return this; |
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if (!handler) { |
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delete this._listeners[ev]; |
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return this; |
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} |
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const hIndex = this._listeners[ev].indexOf(handler); |
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if (hIndex >= 0) this._listeners[ev].splice(hIndex, 1); |
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return this; |
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} |
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|
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/** Handles view input event */ |
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_onInput(e) { |
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this._inputEvent = e; |
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this._abortUpdateCursor(); |
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const details = new ActionDetails({ |
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// new state |
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value: this.el.value, |
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cursorPos: this.cursorPos, |
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// old state |
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oldValue: this.displayValue, |
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oldSelection: this._selection |
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}); |
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const oldRawValue = this.masked.rawInputValue; |
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const offset = this.masked.splice(details.startChangePos, details.removed.length, details.inserted, details.removeDirection, { |
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input: true, |
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raw: true |
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}).offset; |
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|
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// force align in remove direction only if no input chars were removed |
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// otherwise we still need to align with NONE (to get out from fixed symbols for instance) |
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const removeDirection = oldRawValue === this.masked.rawInputValue ? details.removeDirection : DIRECTION.NONE; |
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let cursorPos = this.masked.nearestInputPos(details.startChangePos + offset, removeDirection); |
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if (removeDirection !== DIRECTION.NONE) cursorPos = this.masked.nearestInputPos(cursorPos, DIRECTION.NONE); |
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this.updateControl(cursorPos); |
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delete this._inputEvent; |
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} |
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|
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/** Handles view change event and commits model value */ |
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_onChange() { |
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if (this.displayValue !== this.el.value) this.updateValue(); |
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this.masked.doCommit(); |
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this.updateControl(); |
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this._saveSelection(); |
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} |
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|
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/** Handles view drop event, prevents by default */ |
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_onDrop(ev) { |
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ev.preventDefault(); |
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ev.stopPropagation(); |
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} |
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|
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/** Restore last selection on focus */ |
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_onFocus(ev) { |
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this.alignCursorFriendly(); |
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} |
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|
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/** Restore last selection on focus */ |
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_onClick(ev) { |
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this.alignCursorFriendly(); |
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} |
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_onUndo() { |
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this._applyHistoryState(this.history.undo()); |
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} |
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_onRedo() { |
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this._applyHistoryState(this.history.redo()); |
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} |
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_applyHistoryState(state) { |
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if (!state) return; |
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this._historyChanging = true; |
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this.unmaskedValue = state.unmaskedValue; |
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this.el.select(state.selection.start, state.selection.end); |
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this._saveSelection(); |
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this._historyChanging = false; |
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} |
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|
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/** Unbind view events and removes element reference */ |
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destroy() { |
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this._unbindEvents(); |
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this._listeners.length = 0; |
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delete this.el; |
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} |
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} |
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IMask.InputMask = InputMask; |
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|
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export { InputMask as default }; |
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|
