feat(filter): add autocompletion poc for labels
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@ -0,0 +1,237 @@
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<script setup lang="ts">
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import {type ComponentPublicInstance, computed, nextTick, ref, watch} from 'vue'
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const TAB = 9,
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ENTER = 13,
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ESCAPE = 27,
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ARROW_UP = 38,
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ARROW_DOWN = 40
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type state = 'unfocused' | 'focused'
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const selectedIndex = ref(-1)
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const state = ref<state>('unfocused')
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const val = ref<string>('')
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const isResizing = ref(false)
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const model = defineModel<string>()
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const suggestionScrollerRef = ref<HTMLInputElement | null>(null)
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const containerRef = ref<HTMLInputElement | null>(null)
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const editorRef = ref<HTMLInputElement | null>(null)
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watch(
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() => model.value,
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newValue => {
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val.value = newValue
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},
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)
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const emit = defineEmits(['blur'])
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const placeholderText = computed(() => {
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const value = (model.value || '').replace(/[\n\r\t]/gi, ' ')
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if (state.value === 'unfocused') {
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return value ? '' : props.suggestion
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}
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if (!value || !value.trim()) {
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return props.suggestion
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}
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return lookahead()
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})
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const spacerText = computed(() => {
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const value = (model.value || '').replace(/[\n\r\t]/gi, ' ')
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if (!value || !value.trim()) {
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return props.suggestion
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}
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return value
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})
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const props = withDefaults(defineProps<{
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options: any[],
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suggestion?: string,
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maxHeight?: number,
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}>(), {
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maxHeight: 200,
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})
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function lookahead() {
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if (!props.options.length) {
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return model.value
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}
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const index = Math.max(0, Math.min(selectedIndex.value, props.options.length - 1))
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const match = props.options[index]
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return model.value + (match ? match.substring(model.value?.length) : '')
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}
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function updateSuggestionScroll() {
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nextTick(() => {
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const scroller = suggestionScrollerRef.value
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const selectedItem = scroller?.querySelector('.selected')
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scroller.scrollTop = selectedItem ? selectedItem.offsetTop : 0
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})
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}
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function updateScrollWindowSize() {
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if (isResizing.value) {
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return
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}
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isResizing.value = true
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nextTick(() => {
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isResizing.value = false
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const scroller = suggestionScrollerRef.value
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const parent = containerRef.value
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if (scroller) {
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const rect = parent.getBoundingClientRect()
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const pxTop = rect.top
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const pxBottom = window.innerHeight - rect.bottom
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const maxHeight = Math.max(pxTop, pxBottom, props.maxHeight)
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const isReversed = pxBottom < props.maxHeight && pxTop > pxBottom
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scroller.style.maxHeight = Math.min(isReversed ? pxTop : pxBottom, props.maxHeight) + 'px'
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scroller.parentNode.style.transform =
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isReversed ? 'translateY(-100%) translateY(-1.4rem)'
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: 'translateY(.4rem)'
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}
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})
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}
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function setState(stateName: state) {
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state.value = stateName
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if (stateName === 'unfocused') {
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emit('blur')
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} else {
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updateScrollWindowSize()
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}
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}
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function onFocusField(e) {
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setState('focused')
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}
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function onKeydown(e) {
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switch (e.keyCode || e.which) {
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case ESCAPE:
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e.preventDefault()
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setState('unfocused')
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break
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case ARROW_UP:
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e.preventDefault()
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select(-1)
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break
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case ARROW_DOWN:
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e.preventDefault()
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select(1)
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break
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}
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}
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const resultRefs = ref<(HTMLElement | null)[]>([])
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function setResultRefs(el: Element | ComponentPublicInstance | null, index: number) {
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resultRefs.value[index] = el as (HTMLElement | null)
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}
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function select(offset: number) {
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let index = selectedIndex.value + offset
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if (!isFinite(index)) {
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index = 0
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}
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if (index >= props.options.length) {
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// At the last index, now moving back to the top
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index = 0
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}
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if (index < 0) {
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// Arrow up but we're already at the top
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index = props.options.length - 1
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}
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let elems = resultRefs.value[index]
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if (
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typeof elems === 'undefined'
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) {
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return
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}
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selectedIndex.value = index
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updateSuggestionScroll()
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if (Array.isArray(elems)) {
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elems[0].focus()
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return
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}
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elems?.focus()
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}
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function onSelectValue(value) {
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model.value = value
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selectedIndex.value = 0
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setState('unfocused')
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}
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function onUpdateField(e) {
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setState('focused')
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model.value = e.currentTarget.value
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}
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</script>
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<template>
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<div class="autocomplete" ref="containerRef">
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<div class="entry-box">
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<slot
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name="input"
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:spacerText
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:placeholderText
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:onUpdateField
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:onFocusField
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:onKeydown
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>
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<div class="spacer">{{ spacerText }}</div>
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<div class="placeholder">{{ placeholderText }}</div>
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<textarea class="field"
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@input="onUpdateField"
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@focus="onFocusField"
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@keydown="onKeydown"
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:class="state"
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:value="val"
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ref="editorRef"></textarea>
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</slot>
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</div>
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<div class="suggestion-list" v-if="state === 'focused' && options.length">
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<div v-if="options && options.length" class="scroll-list">
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<div
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class="items"
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ref="suggestionScrollerRef"
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@keydown="onKeydown"
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>
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<button
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v-for="(item, index) in options"
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class="item"
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@click="onSelectValue(item)"
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:class="{ selected: index === selectedIndex }"
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:key="item"
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:ref="(el: Element | ComponentPublicInstance | null) => setResultRefs(el, index)"
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>
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<slot
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name="result"
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:item
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:selected="index === selectedIndex"
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>
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{{ item }}
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</slot>
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</button>
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</div>
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</div>
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</div>
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</div>
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</template>
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@ -5,6 +5,7 @@ import DatepickerWithValues from '@/components/date/datepickerWithValues.vue'
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import UserService from '@/services/user'
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import {getAvatarUrl, getDisplayName} from '@/models/user'
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import {createRandomID} from '@/helpers/randomId'
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import AutocompleteDropdown from '@/components/input/AutocompleteDropdown.vue'
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const {
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modelValue,
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@ -40,14 +41,18 @@ const assigneeFields = [
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'assignees',
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]
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const labelFields = [
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'labels',
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]
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const availableFilterFields = [
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'done',
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'priority',
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'usePriority',
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'percentDone',
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'labels',
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...dateFields,
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...assigneeFields,
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...labelFields,
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]
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const filterOperators = [
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@ -69,6 +74,9 @@ const filterJoinOperators = [
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')',
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]
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const FILTER_OPERATORS_REGEX = '(<|>|<=|>=|=|!=)'
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const FILTER_JOIN_OPERATORS_REGEX = '(&&|\|\||\(|\))'
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function escapeHtml(unsafe: string): string {
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return unsafe
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.replace(/&/g, '&')
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@ -91,7 +99,7 @@ const highlightedFilterQuery = computed(() => {
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let highlighted = escapeHtml(filterQuery.value)
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dateFields
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.forEach(o => {
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const pattern = new RegExp(o + '(\\s*)(<|>|<=|>=|=|!=)(\\s*)([\'"]?)([^\'"\\s]+\\1?)?', 'ig')
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const pattern = new RegExp(o + '(\\s*)' + FILTER_OPERATORS_REGEX + '(\\s*)([\'"]?)([^\'"\\s]+\\1?)?', 'ig')
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highlighted = highlighted.replaceAll(pattern, (match, spacesBefore, token, spacesAfter, start, value, position) => {
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if (typeof value === 'undefined') {
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value = ''
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@ -102,7 +110,7 @@ const highlightedFilterQuery = computed(() => {
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})
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assigneeFields
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.forEach(f => {
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const pattern = new RegExp(f + '\\s*(<|>|<=|>=|=|!=)\\s*([\'"]?)([^\'"\\s]+\\1?)?', 'ig')
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const pattern = new RegExp(f + '\\s*' + FILTER_OPERATORS_REGEX + '\\s*([\'"]?)([^\'"\\s]+\\1?)?', 'ig')
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highlighted = highlighted.replaceAll(pattern, (match, token, start, value) => {
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if (typeof value === 'undefined') {
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value = ''
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@ -189,33 +197,70 @@ function updateDateInQuery(newDate: string) {
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currentOldDatepickerValue.value = newDate
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filterQuery.value = unEscapeHtml(escaped)
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}
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function handleFieldInput(e, autocompleteOnInput) {
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const cursorPosition = filterInput.value.selectionStart
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const textUpToCursor = filterQuery.value.substring(0, cursorPosition)
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labelFields.forEach(l => {
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const pattern = new RegExp('(' + l + '\\s*' + FILTER_OPERATORS_REGEX + '\\s*)([\'"]?)([^\'"&\|\(\)]+\\1?)?$', 'ig')
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const match = pattern.exec(textUpToCursor)
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if (match !== null) {
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const [matched, prefix, operator, space, keyword] = match
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if (keyword) {
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autocompleteResults.value = ['loool', keyword]
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}
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}
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})
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}
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const autocompleteResults = ref<any[]>([])
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</script>
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<template>
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<div class="field">
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<label class="label">{{ $t('filters.query.title') }}</label>
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<div class="control filter-input">
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<textarea
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autocomplete="off"
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autocorrect="off"
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autocapitalize="off"
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spellcheck="false"
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v-model="filterQuery"
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class="input"
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ref="filterInput"
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></textarea>
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<div
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class="filter-input-highlight"
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:style="{'height': height}"
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v-html="highlightedFilterQuery"
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></div>
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<DatepickerWithValues
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v-model="currentDatepickerValue"
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:open="datePickerPopupOpen"
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@close="() => datePickerPopupOpen = false"
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@update:model-value="updateDateInQuery"
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/>
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</div>
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<AutocompleteDropdown
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:options="autocompleteResults"
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@blur="filterInput?.blur()"
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>
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<template
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v-slot:input="{ onKeydown, onFocusField, onUpdateField }"
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>
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<div class="control filter-input">
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<textarea
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@input="e => handleFieldInput(e, onUpdateField)"
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@focus="onFocusField"
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@keydown="onKeydown"
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autocomplete="off"
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autocorrect="off"
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autocapitalize="off"
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spellcheck="false"
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v-model="filterQuery"
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class="input"
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ref="filterInput"
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></textarea>
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<div
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class="filter-input-highlight"
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:style="{'height': height}"
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v-html="highlightedFilterQuery"
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></div>
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<DatepickerWithValues
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v-model="currentDatepickerValue"
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:open="datePickerPopupOpen"
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@close="() => datePickerPopupOpen = false"
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@update:model-value="updateDateInQuery"
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/>
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</div>
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</template>
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<template
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v-slot:result="{ item }"
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>
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whoo {{ item }}
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</template>
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</AutocompleteDropdown>
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</div>
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</template>
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