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编辑当前文件:/home/qrafawbu/www/vendor/livewire/livewire/js/dom/dom.js

import { wireDirectives } from '@/util'
import get from 'get-value'
import store from '@/Store'

/**
 * This is intended to isolate all native DOM operations. The operations that happen
 * one specific element will be instance methods, the operations you would normally
 * perform on the "document" (like "document.querySelector") will be static methods.
 */
export default {
    rootComponentElements() {
        return Array.from(document.querySelectorAll(`[wire\\:id]`))
    },

rootComponentElementsWithNoParents(node = null) {
        if (node === null) {
            node = document
        }

// In CSS, it's simple to select all elements that DO have a certain ancestor.
        // However, it's not simple (kinda impossible) to select elements that DONT have
        // a certain ancestor. Therefore, we will flip the logic: select all roots that DO have
        // have a root ancestor, then select all roots that DONT, then diff the two.

// Convert NodeLists to Arrays so we can use ".includes()". Ew.
        const allEls = Array.from(node.querySelectorAll(`[wire\\:initial-data]`))
        const onlyChildEls = Array.from(node.querySelectorAll(`[wire\\:initial-data] [wire\\:initial-data]`))

return allEls.filter(el => !onlyChildEls.includes(el))
    },

allModelElementsInside(root) {
        return Array.from(root.querySelectorAll(`[wire\\:model]`))
    },

getByAttributeAndValue(attribute, value) {
        return document.querySelector(`[wire\\:${attribute}="${value}"]`)
    },

nextFrame(fn) {
        requestAnimationFrame(() => {
            requestAnimationFrame(fn.bind(this))
        })
    },

closestRoot(el) {
        return this.closestByAttribute(el, 'id')
    },

closestByAttribute(el, attribute) {
        const closestEl = el.closest(`[wire\\:${attribute}]`)

if (! closestEl) {
            throw `
Livewire Error:\n
Cannot find parent element in DOM tree containing attribute: [wire:${attribute}].\n
Usually this is caused by Livewire's DOM-differ not being able to properly track changes.\n
Reference the following guide for common causes: https://laravel-livewire.com/docs/troubleshooting \n
Referenced element:\n
${el.outerHTML}
`
        }

return closestEl
    },

isComponentRootEl(el) {
        return this.hasAttribute(el, 'id')
    },

hasAttribute(el, attribute) {
        return el.hasAttribute(`wire:${attribute}`)
    },

getAttribute(el, attribute) {
        return el.getAttribute(`wire:${attribute}`)
    },

removeAttribute(el, attribute) {
        return el.removeAttribute(`wire:${attribute}`)
    },

setAttribute(el, attribute, value) {
        return el.setAttribute(`wire:${attribute}`, value)
    },

hasFocus(el) {
        return el === document.activeElement
    },

isInput(el) {
        return ['INPUT', 'TEXTAREA', 'SELECT'].includes(
            el.tagName.toUpperCase()
        )
    },

isTextInput(el) {
        return (
            ['INPUT', 'TEXTAREA'].includes(el.tagName.toUpperCase()) &&
            !['checkbox', 'radio'].includes(el.type)
        )
    },

valueFromInput(el, component) {
        if (el.type === 'checkbox') {
            let modelName = wireDirectives(el).get('model').value
            // If there is an update from wire:model.defer in the chamber,
            // we need to pretend that is the actual data from the server.
            let modelValue = component.deferredActions[modelName]
                ? component.deferredActions[modelName].payload.value
                : get(component.data, modelName)

if (Array.isArray(modelValue)) {
                return this.mergeCheckboxValueIntoArray(el, modelValue)
            }

if (el.checked) {
                return el.getAttribute('value') || true
            } else {
                return false
            }
        } else if (el.tagName === 'SELECT' && el.multiple) {
            return this.getSelectValues(el)
        }

return el.value
    },

mergeCheckboxValueIntoArray(el, arrayValue) {
        if (el.checked) {
            return arrayValue.includes(el.value)
                ? arrayValue
                : arrayValue.concat(el.value)
        }

return arrayValue.filter(item => item !== el.value)
    },

setInputValueFromModel(el, component) {
        const modelString = wireDirectives(el).get('model').value
        const modelValue = get(component.data, modelString)

// Don't manually set file input's values.
        if (
            el.tagName.toLowerCase() === 'input' &&
            el.type === 'file'
        )
            return

this.setInputValue(el, modelValue)
    },

setInputValue(el, value) {
        store.callHook('interceptWireModelSetValue', value, el)

if (el.type === 'radio') {
            el.checked = el.value == value
        } else if (el.type === 'checkbox') {
            if (Array.isArray(value)) {
                // I'm purposely not using Array.includes here because it's
                // strict, and because of Numeric/String mis-casting, I
                // want the "includes" to be "fuzzy".
                let valueFound = false
                value.forEach(val => {
                    if (val == el.value) {
                        valueFound = true
                    }
                })

el.checked = valueFound
            } else {
                el.checked = !!value
            }
        } else if (el.tagName === 'SELECT') {
            this.updateSelect(el, value)
        } else {
            value = value === undefined ? '' : value

el.value = value
        }
    },

getSelectValues(el) {
        return Array.from(el.options)
            .filter(option => option.selected)
            .map(option => {
                return option.value || option.text
            })
    },

updateSelect(el, value) {
        const arrayWrappedValue = [].concat(value).map(value => {
            return value + ''
        })

Array.from(el.options).forEach(option => {
            option.selected = arrayWrappedValue.includes(option.value)
        })
    }
}