Current File : /home/ugotscom/.trash/karetakers/node_modules/bootstrap-vue/src/mixins/form-text.js
import { makePropsConfigurable } from '../utils/config'
import { attemptBlur, attemptFocus } from '../utils/dom'
import { stopEvent } from '../utils/events'
import { isUndefined } from '../utils/inspect'
import { mathMax } from '../utils/math'
import { toInteger, toFloat } from '../utils/number'
import { toString } from '../utils/string'
// --- Props ---
export const props = makePropsConfigurable(
{
value: {
type: [String, Number],
default: ''
},
ariaInvalid: {
type: [Boolean, String],
default: false
},
readonly: {
type: Boolean,
default: false
},
plaintext: {
type: Boolean,
default: false
},
autocomplete: {
type: String
// default: null
},
placeholder: {
type: String
// default: null
},
formatter: {
type: Function
// default: null
},
lazyFormatter: {
type: Boolean,
default: false
},
trim: {
type: Boolean,
default: false
},
number: {
type: Boolean,
default: false
},
lazy: {
// Only update the `v-model` on blur/change events
type: Boolean,
default: false
},
debounce: {
// Debounce timeout (in ms). Not applicable with `lazy` prop
type: [Number, String],
default: 0
}
},
'formTextControls'
)
// --- Mixin ---
// @vue/component
export default {
model: {
prop: 'value',
event: 'update'
},
props,
data() {
return {
localValue: toString(this.value),
vModelValue: this.value
}
},
computed: {
computedClass() {
return [
{
// Range input needs class `custom-range`
'custom-range': this.type === 'range',
// `plaintext` not supported by `type="range"` or `type="color"`
'form-control-plaintext':
this.plaintext && this.type !== 'range' && this.type !== 'color',
// `form-control` not used by `type="range"` or `plaintext`
// Always used by `type="color"`
'form-control': (!this.plaintext && this.type !== 'range') || this.type === 'color'
},
this.sizeFormClass,
this.stateClass
]
},
computedAriaInvalid() {
if (!this.ariaInvalid || this.ariaInvalid === 'false') {
// `this.ariaInvalid` is `null` or `false` or 'false'
return this.computedState === false ? 'true' : null
}
if (this.ariaInvalid === true) {
// User wants explicit `:aria-invalid="true"`
return 'true'
}
// Most likely a string value (which could be the string 'true')
return this.ariaInvalid
},
computedDebounce() {
// Ensure we have a positive number equal to or greater than 0
return mathMax(toInteger(this.debounce, 0), 0)
},
hasFormatter() {
let result = null
try {
result = this.formatter()
} catch {}
return !isUndefined(result)
}
},
watch: {
value(newVal) {
const stringifyValue = toString(newVal)
if (stringifyValue !== this.localValue && newVal !== this.vModelValue) {
// Clear any pending debounce timeout, as we are overwriting the user input
this.clearDebounce()
// Update the local values
this.localValue = stringifyValue
this.vModelValue = newVal
}
}
},
created() {
// Create private non-reactive props
this.$_inputDebounceTimer = null
},
mounted() {
// Set up destroy handler
this.$on('hook:beforeDestroy', this.clearDebounce)
// Preset the internal state
const value = this.value
const stringifyValue = toString(value)
/* istanbul ignore next */
if (stringifyValue !== this.localValue && value !== this.vModelValue) {
this.localValue = stringifyValue
this.vModelValue = value
}
},
methods: {
clearDebounce() {
clearTimeout(this.$_inputDebounceTimer)
this.$_inputDebounceTimer = null
},
formatValue(value, evt, force = false) {
value = toString(value)
if (this.hasFormatter && (!this.lazyFormatter || force)) {
value = this.formatter(value, evt)
}
return value
},
modifyValue(value) {
// Emulate `.trim` modifier behaviour
if (this.trim) {
value = value.trim()
}
// Emulate `.number` modifier behaviour
if (this.number) {
value = toFloat(value, value)
}
return value
},
updateValue(value, force = false) {
const lazy = this.lazy
if (lazy && !force) {
return
}
// Make sure to always clear the debounce when `updateValue()`
// is called, even when the v-model hasn't changed
this.clearDebounce()
// Define the shared update logic in a method to be able to use
// it for immediate and debounced value changes
const doUpdate = () => {
value = this.modifyValue(value)
if (value !== this.vModelValue) {
this.vModelValue = value
this.$emit('update', value)
} else if (this.hasFormatter) {
// When the `vModelValue` hasn't changed but the actual input value
// is out of sync, make sure to change it to the given one
// Usually caused by browser autocomplete and how it triggers the
// change or input event, or depending on the formatter function
// https://github.com/bootstrap-vue/bootstrap-vue/issues/2657
// https://github.com/bootstrap-vue/bootstrap-vue/issues/3498
/* istanbul ignore next: hard to test */
const $input = this.$refs.input
/* istanbul ignore if: hard to test out of sync value */
if ($input && value !== $input.value) {
$input.value = value
}
}
}
// Only debounce the value update when a value greater than `0`
// is set and we are not in lazy mode or this is a forced update
const debounce = this.computedDebounce
if (debounce > 0 && !lazy && !force) {
this.$_inputDebounceTimer = setTimeout(doUpdate, debounce)
} else {
// Immediately update the v-model
doUpdate()
}
},
onInput(evt) {
// `evt.target.composing` is set by Vue
// https://github.com/vuejs/vue/blob/dev/src/platforms/web/runtime/directives/model.js
// TODO: Is this needed now with the latest Vue?
/* istanbul ignore if: hard to test composition events */
if (evt.target.composing) {
return
}
const value = evt.target.value
const formattedValue = this.formatValue(value, evt)
// Exit when the `formatter` function strictly returned `false`
// or prevented the input event
/* istanbul ignore next */
if (formattedValue === false || evt.defaultPrevented) {
stopEvent(evt, { propagation: false })
return
}
this.localValue = formattedValue
this.updateValue(formattedValue)
this.$emit('input', formattedValue)
},
onChange(evt) {
const value = evt.target.value
const formattedValue = this.formatValue(value, evt)
// Exit when the `formatter` function strictly returned `false`
// or prevented the input event
/* istanbul ignore next */
if (formattedValue === false || evt.defaultPrevented) {
stopEvent(evt, { propagation: false })
return
}
this.localValue = formattedValue
this.updateValue(formattedValue, true)
this.$emit('change', formattedValue)
},
onBlur(evt) {
// Apply the `localValue` on blur to prevent cursor jumps
// on mobile browsers (e.g. caused by autocomplete)
const value = evt.target.value
const formattedValue = this.formatValue(value, evt, true)
if (formattedValue !== false) {
// We need to use the modified value here to apply the
// `.trim` and `.number` modifiers properly
this.localValue = toString(this.modifyValue(formattedValue))
// We pass the formatted value here since the `updateValue` method
// handles the modifiers itself
this.updateValue(formattedValue, true)
}
// Emit native blur event
this.$emit('blur', evt)
},
focus() {
// For external handler that may want a focus method
if (!this.disabled) {
attemptFocus(this.$el)
}
},
blur() {
// For external handler that may want a blur method
if (!this.disabled) {
attemptBlur(this.$el)
}
}
}
}
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