<script setup lang="ts" generic="T, O, U = T"> // @ts-expect-error missing types import { DynamicScroller } from 'vue-virtual-scroller' import 'vue-virtual-scroller/dist/vue-virtual-scroller.css' import type { Paginator, WsEvents } from 'masto' import type { UnwrapRef } from 'vue' const { paginator, stream, keyProp = 'id', virtualScroller = false, eventType = 'update', preprocess, endMessage = true, } = defineProps<{ paginator: Paginator<T[], O> keyProp?: keyof T virtualScroller?: boolean stream?: Promise<WsEvents> eventType?: 'notification' | 'update' preprocess?: (items: (U | T)[]) => U[] endMessage?: boolean | string }>() defineSlots<{ default: (props: { items: U[] item: U index: number active?: boolean older: U newer: U // newer is undefined when index === 0 }) => void items: (props: { items: UnwrapRef<U[]> }) => void updater: (props: { number: number update: () => void }) => void loading: (props: object) => void done: (props: { items: U[] }) => void }>() const { t } = useI18n() const nuxtApp = useNuxtApp() const { items, prevItems, update, state, endAnchor, error } = usePaginator(paginator, $$(stream), eventType, preprocess) nuxtApp.hook('elk-logo:click', () => { update() nuxtApp.$scrollToTop() }) function createEntry(item: any) { items.value = [...items.value, preprocess?.([item]) ?? item] } function updateEntry(item: any) { const id = item[keyProp] const index = items.value.findIndex(i => (i as any)[keyProp] === id) if (index > -1) items.value = [...items.value.slice(0, index), preprocess?.([item]) ?? item, ...items.value.slice(index + 1)] } function removeEntry(entryId: any) { items.value = items.value.filter(i => (i as any)[keyProp] !== entryId) } defineExpose({ createEntry, removeEntry, updateEntry }) </script> <template> <div> <slot v-if="prevItems.length" name="updater" v-bind="{ number: prevItems.length, update }" /> <slot name="items" :items="items"> <template v-if="virtualScroller"> <DynamicScroller v-slot="{ item, active, index }" :items="items" :min-item-size="200" :key-field="keyProp" page-mode > <slot v-bind="{ key: item[keyProp] }" :item="item" :active="active" :older="items[index + 1] as U" :newer="items[index - 1] as U" :index="index" :items="items as U[]" /> </DynamicScroller> </template> <template v-else> <slot v-for="item, index of items" v-bind="{ key: item[keyProp as keyof U] }" :item="item as U" :older="items[index + 1] as U" :newer="items[index - 1] as U" :index="index" :items="items as U[]" /> </template> </slot> <div ref="endAnchor" /> <slot v-if="state === 'loading'" name="loading"> <TimelineSkeleton /> </slot> <slot v-else-if="state === 'done' && endMessage !== false" name="done" :items="items as U[]"> <div p5 text-secondary italic text-center> {{ t(typeof endMessage === 'string' ? endMessage : 'common.end_of_list') }} </div> </slot> <div v-else-if="state === 'error'" p5 text-secondary> {{ t('common.error') }}: {{ error }} </div> </div> </template>