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February 4, 2023 18:03
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Simple `useFind` that will preload data, allow for loading more & reseting
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| import { Ref, ComputedRef } from 'vue' | |
| interface ICommentFindOptions { | |
| increment: number, | |
| initialSize?: number | |
| } | |
| interface ICommentFindResult { | |
| data: ComputedRef<Comment[]> | |
| hasMoreComments: ComputedRef<boolean> | |
| haveLoaded: Ref<boolean> | |
| initial: () => void | |
| loadMore: () => void, | |
| reset: () => void | |
| } | |
| export const useCommentFind = (params: ComputedRef<any>, options: ICommentFindOptions) : ICommentFindResult => { | |
| const haveLoaded = ref(false) | |
| const { | |
| increment, | |
| initialSize = 100 | |
| } = options | |
| const commentStore = useCommentStore() | |
| const { | |
| data, | |
| total, | |
| limit, | |
| toPage, | |
| find | |
| } = commentStore.useFind(params) | |
| const initial = async () => { | |
| await find({ query: {}, $skip: 0, $limit: initialSize }) | |
| haveLoaded.value = true | |
| } | |
| const loadMore = async () => { | |
| limit.value += increment | |
| if (limit.value >= initialSize) { | |
| const preloadAmt = initialSize + limit.value | |
| await find({ query: {}, $skip: 0, $limit: preloadAmt }) | |
| } | |
| haveLoaded.value = true | |
| } | |
| const reset = async () => { | |
| limit.value = increment | |
| await toPage(1) | |
| haveLoaded.value = true | |
| } | |
| const hasMoreComments = computed(() => total.value > limit.value) | |
| return { | |
| data, | |
| hasMoreComments, | |
| haveLoaded, | |
| initial, | |
| loadMore, | |
| reset | |
| } | |
| } |
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