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import Completion from '../../services/completion/completion.js'
import EmojiSelector from '../emoji-selector/emoji-selector.vue'
import { take, filter, map } from 'lodash'
const EmojiInput = {
props: [
'value',
'placeholder',
'type',
'classname'
],
data () {
return {
highlighted: 0,
caret: 0
}
},
components: {
EmojiSelector
},
computed: {
suggestions () {
const firstchar = this.textAtCaret.charAt(0)
if (firstchar === ':') {
if (this.textAtCaret === ':') { return }
const matchedEmoji = filter(this.emoji.concat(this.customEmoji), (emoji) => emoji.shortcode.startsWith(this.textAtCaret.slice(1)))
if (matchedEmoji.length <= 0) {
return false
}
return map(take(matchedEmoji, 5), ({shortcode, image_url, utf}, index) => ({
shortcode: `:${shortcode}:`,
utf: utf || '',
// eslint-disable-next-line camelcase
img: utf ? '' : this.$store.state.instance.server + image_url,
highlighted: index === this.highlighted
}))
} else {
return false
}
},
textAtCaret () {
return (this.wordAtCaret || {}).word || ''
},
wordAtCaret () {
const word = Completion.wordAtPosition(this.value, this.caret - 1) || {}
return word
},
emoji () {
return this.$store.state.instance.emoji || []
},
customEmoji () {
return this.$store.state.instance.customEmoji || []
}
},
methods: {
replace (replacement) {
const newValue = Completion.replaceWord(this.value, this.wordAtCaret, replacement)
this.$emit('input', newValue)
this.caret = 0
},
replaceEmoji (e) {
const len = this.suggestions.length || 0
if (this.textAtCaret === ':' || e.ctrlKey) { return }
if (len > 0) {
e.preventDefault()
const emoji = this.suggestions[this.highlighted]
const replacement = emoji.utf || (emoji.shortcode + ' ')
const newValue = Completion.replaceWord(this.value, this.wordAtCaret, replacement)
this.$emit('input', newValue)
this.caret = 0
this.highlighted = 0
}
},
cycleBackward (e) {
const len = this.suggestions.length || 0
if (len > 0) {
e.preventDefault()
this.highlighted -= 1
if (this.highlighted < 0) {
this.highlighted = this.suggestions.length - 1
}
} else {
this.highlighted = 0
}
},
cycleForward (e) {
const len = this.suggestions.length || 0
if (len > 0) {
if (e.shiftKey) { return }
e.preventDefault()
this.highlighted += 1
if (this.highlighted >= len) {
this.highlighted = 0
}
} else {
this.highlighted = 0
}
},
onKeydown (e) {
e.stopPropagation()
},
onInput (e) {
this.$emit('input', e.target.value)
},
setCaret ({target: {selectionStart}}) {
this.caret = selectionStart
},
onEmoji (emoji) {
const newValue = this.value.substr(0, this.caret) + emoji + this.value.substr(this.caret)
this.$refs.input.focus()
this.$emit('input', newValue)
}
}
}
export default EmojiInput
|
