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always preload first batch of emoji to avoid unnecessary UI jumps

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This commit is contained in:
Henry Jameson 2019-10-09 22:33:15 +03:00
parent fa4e69ec8c
commit b02de56fcb
1 changed files with 18 additions and 6 deletions
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24
src/components/emoji_picker/emoji_picker.js
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@ -24,9 +24,10 @@ const EmojiPicker = {
showingStickers: false,
groupsScrolledClass: 'scrolled-top',
keepOpen: false,
customEmojiBuffer: [],
customEmojiBuffer: (this.$store.state.instance.customEmoji || [])
.slice(0, LOAD_EMOJI_BY),
customEmojiTimeout: null,
customEmojiCounter: 0,
customEmojiCounter: LOAD_EMOJI_BY,
customEmojiLoadAllConfirmed: false
}
},
@ -88,13 +89,23 @@ const EmojiPicker = {
this.customEmojiTimeout = window.setTimeout(this.loadEmoji, LOAD_EMOJI_INTERVAL)
this.customEmojiCounter += LOAD_EMOJI_BY
},
startEmojiLoad () {
startEmojiLoad (forceUpdate = false) {
const bufferSize = this.customEmojiBuffer.length
const bufferPrefilledSane = bufferSize === LOAD_EMOJI_SANE_AMOUNT && !this.customEmojiLoadAllConfirmed
const bufferPrefilledAll = bufferSize === this.filteredEmoji.length
if (!forceUpdate || bufferPrefilledSane || bufferPrefilledAll) {
return
}
if (this.customEmojiTimeout) {
window.clearTimeout(this.customEmojiTimeout)
}
set(this, 'customEmojiBuffer', [])
this.customEmojiCounter = 0
set(
this,
'customEmojiBuffer',
this.filteredEmoji.slice(0, LOAD_EMOJI_BY)
)
this.customEmojiCounter = LOAD_EMOJI_BY
this.customEmojiTimeout = window.setTimeout(this.loadEmoji, LOAD_EMOJI_INTERVAL)
},
continueEmojiLoad () {
@ -115,8 +126,9 @@ const EmojiPicker = {
},
watch: {
keyword () {
this.customEmojiLoadAllConfirmed = false
this.scrolledGroup()
this.startEmojiLoad()
this.startEmojiLoad(true)
}
},
computed: {