pleroma-fe/src/components/list/list.js
2026-06-10 15:04:59 +03:00

154 lines
3.3 KiB
JavaScript

import { isEmpty } from 'lodash'
import Checkbox from 'src/components/checkbox/checkbox.vue'
const List = {
props: {
boxOnly: {
type: Boolean,
default: false,
},
fetchFunction: {
type: Function,
default: null,
},
getKey: {
type: Function,
default: (item) => item.id,
},
getClass: {
type: Function,
default: () => '',
},
nonInteractive: {
type: Boolean,
default: false,
},
scrollable: {
type: Boolean,
default: false,
},
selectable: {
type: Boolean,
default: false,
},
externalItems: {
type: Array,
default: null,
},
},
emits: ['fetchRequested', 'select'],
components: {
Checkbox,
},
data() {
return {
items: [],
selected: new Set([]),
loading: false,
bottomedOut: true,
error: null,
page: 1,
total: null,
}
},
computed: {
allKeys() {
return new Set(this.finalItems.map(this.getKey))
},
selectedItems() {
return this.items.filter((item) => this.selected.has(this.getKey(item)))
},
allSelected() {
return (
this.selected.size !== 0 &&
this.selected.size === this.finalItems.length
)
},
noneSelected() {
return this.selected.size === 0
},
someSelected() {
return !this.allSelected && !this.noneSelected
},
finalItems() {
return this.externalItems || this.items
},
},
created() {
window.addEventListener('scroll', this.scrollLoad)
if (this.fetchFunction && this.items.length === 0) {
this.fetchEntries()
}
},
unmounted() {
window.removeEventListener('scroll', this.scrollLoad)
},
methods: {
fetchEntries() {
if (this.loading) return
this.loading = true
this.error = null
this.fetchFunction(this.page)
.then((result) => {
this.loading = false
this.bottomedOut = isEmpty(result.items)
if (this.externalItems) return
this.page += 1
this.total = result.count
this.items.push(...result.items)
})
.catch((error) => {
this.loading = false
this.error = error
console.error('Error loading list data:', error)
})
},
reset() {
this.items = []
this.page = 1
this.total = null
this.error = null
this.loading = false
this.fetchEntries()
},
scrollLoad(e) {
if (this.fetchFunction) {
const bodyBRect = document.body.getBoundingClientRect()
const height = Math.max(bodyBRect.height, -bodyBRect.y)
if (
this.$el.offsetHeight > 0 &&
window.innerHeight + window.pageYOffset >= height - 750
) {
this.fetchEntries()
}
}
},
isSelected(item) {
return this.selected.has(this.getKey(item))
},
toggle(checked, item) {
const key = this.getKey(item)
if (checked) {
this.selected.add(key)
} else {
this.selected.delete(key)
}
this.$emit('select', this.selected)
},
toggleAll(value) {
if (value) {
this.selected = new Set([...this.allKeys])
} else {
this.selected = new Set([])
}
this.$emit('select', this.selected)
},
},
}
export default List