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import { nodeOrNew, register, wrapWithAttrCheck } from '../utils/adopter.js'
import { registerMethods } from '../utils/methods.js'
import { xlink } from '../modules/core/namespaces.js'
import Container from './Container.js'
export default class A extends Container {
constructor (node, attrs = node) {
super(nodeOrNew('a', node), attrs)
}
// Link url
to (url) {
return this.attr('href', url, xlink)
}
// Link target attribute
target (target) {
return this.attr('target', target)
}
}
registerMethods({
Container: {
// Create a hyperlink element
link: wrapWithAttrCheck(function (url) {
return this.put(new A()).to(url)
})
},
Element: {
unlink () {
var link = this.linker()
if (!link) return this
var parent = link.parent()
if (!parent) {
return this.remove()
}
var index = parent.index(link)
parent.add(this, index)
link.remove()
return this
},
linkTo (url) {
// reuse old link if possible
var link = this.linker()
if (!link) {
link = new A()
this.wrap(link)
}
if (typeof url === 'function') {
url.call(link, link)
} else {
link.to(url)
}
return this
},
linker () {
var link = this.parent()
if (link && link.node.nodeName.toLowerCase() === 'a') {
return link
}
return null
}
}
})
register(A, 'A')
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