179 lines
3.1 KiB
Vue
179 lines
3.1 KiB
Vue
<template>
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<div class="autocomplete">
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<div class="input">
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<input
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type="text"
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:id="id"
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:name="name"
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:placeholder="placeholder"
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v-model="newValue"
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@focus="onFocus"
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@blur="onBlur"
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ref="input"
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/>
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</div>
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<div class="values" v-if="showValues" @click.stop>
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<ul>
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<li v-for="value in filteredValues"
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:key="value.value"
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@click.stop="onItemClick(value)">
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{{ value.label }}
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</li>
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</ul>
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</div>
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</div>
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</template>
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<script lang="ts">
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import AutocompleteValue from '../models/AutocompleteValue';
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export default {
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emits: ['input'],
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props: {
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id: {
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type: String,
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default: '',
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},
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name: {
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type: String,
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default: '',
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},
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value: {
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type: String,
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default: '',
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},
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values: {
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type: Array as () => AutocompleteValue[],
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default: () => [],
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},
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allowOnlyValues: {
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type: Boolean,
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default: false,
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},
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placeholder: {
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type: String,
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default: 'Search...',
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},
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},
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data() {
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return {
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newValue: '' + this.value,
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showValues: false,
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};
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},
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computed: {
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filteredValues() {
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if (!this.newValue?.length) {
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return this.values;
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}
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let matches = this.values.filter((value: AutocompleteValue) =>
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value.value.toLowerCase() === this.newValue.toLowerCase()
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) as AutocompleteValue[];
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if (!matches.length) {
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matches = this.values.filter((value: AutocompleteValue) =>
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value.label.toLowerCase().includes(this.newValue.toLowerCase())
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) as AutocompleteValue[];
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}
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return matches;
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},
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indexedValues() {
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return Object.fromEntries(
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this.values.map((value: AutocompleteValue) => [
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value.value,
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value,
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])
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);
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},
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},
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methods: {
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onFocus() {
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this.showValues = true;
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},
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onBlur() {
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setTimeout(() => {
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this.showValues = false;
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this.emitInput();
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}, 500);
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},
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onItemClick(value: AutocompleteValue) {
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this.newValue = value.value;
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this.showValues = false;
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this.emitInput();
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},
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emitInput() {
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this.$emit(
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'input',
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this.allowOnlyValues
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? this.indexedValues[this.newValue]?.value
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: this.newValue
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)
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}
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},
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watch: {
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value(newValue: string) {
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this.newValue = newValue;
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},
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newValue() {
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this.emitInput();
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},
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},
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}
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</script>
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<style lang="scss" scoped>
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.autocomplete {
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width: 100%;
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position: relative;
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.input {
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input {
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width: 100%;
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}
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}
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.values {
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position: absolute;
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top: 100%;
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left: 0;
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right: 0;
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max-height: 20em;
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overflow: auto;
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background-color: var(--color-background);
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z-index: 10;
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box-shadow: 0 0 0.5rem 0 rgba(0, 0, 0, 0.5);
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ul {
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list-style-type: none;
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margin: 0;
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padding: 0;
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li {
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padding: 0.8em;
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cursor: pointer;
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&:hover {
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background-color: var(--color-accent-bg);
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}
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}
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}
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}
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}
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</style>
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