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|
import List from '../list/list.vue'
import Checkbox from '../checkbox/checkbox.vue'
const SelectableList = {
components: {
List,
Checkbox
},
props: {
items: {
type: Array,
default: () => []
},
getKey: {
type: Function,
default: item => item.id
}
},
data () {
return {
selected: []
}
},
computed: {
allSelected () {
return !this.items.find(item => !this.isSelected(item))
},
noneSelected () {
return !this.items.find(item => this.isSelected(item))
},
someSelected () {
return !this.allSelected && !this.noneSelected
}
},
methods: {
isSelected (item) {
return this.selected.indexOf(this.getKey(item)) !== -1
},
toggle (checked, item) {
const key = this.getKey(item)
const oldChecked = this.isSelected(key)
if (checked !== oldChecked) {
if (checked) {
this.selected.push(key)
} else {
this.selected.splice(this.selected.indexOf(key), 1)
}
}
},
toggleAll (value) {
if (value) {
this.selected = this.items.map(this.getKey)
} else {
this.selected = []
}
}
}
}
export default SelectableList
|
