333 lines
No EOL
8.9 KiB
JavaScript
333 lines
No EOL
8.9 KiB
JavaScript
// Styles
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import "../../../src/components/VAutocomplete/VAutocomplete.sass"; // Extensions
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import VSelect, { defaultMenuProps as VSelectMenuProps } from '../VSelect/VSelect';
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import VTextField from '../VTextField/VTextField'; // Utilities
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import { keyCodes } from '../../util/helpers';
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const defaultMenuProps = { ...VSelectMenuProps,
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offsetY: true,
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offsetOverflow: true,
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transition: false
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};
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/* @vue/component */
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export default VSelect.extend({
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name: 'v-autocomplete',
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props: {
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allowOverflow: {
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type: Boolean,
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default: true
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},
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autoSelectFirst: {
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type: Boolean,
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default: false
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},
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filter: {
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type: Function,
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default: (item, queryText, itemText) => {
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return itemText.toLocaleLowerCase().indexOf(queryText.toLocaleLowerCase()) > -1;
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}
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},
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hideNoData: Boolean,
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menuProps: {
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type: VSelect.options.props.menuProps.type,
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default: () => defaultMenuProps
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},
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noFilter: Boolean,
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searchInput: {
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type: String,
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default: undefined
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}
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},
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data() {
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return {
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lazySearch: this.searchInput
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};
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},
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computed: {
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classes() {
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return { ...VSelect.options.computed.classes.call(this),
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'v-autocomplete': true,
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'v-autocomplete--is-selecting-index': this.selectedIndex > -1
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};
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},
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computedItems() {
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return this.filteredItems;
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},
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selectedValues() {
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return this.selectedItems.map(item => this.getValue(item));
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},
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hasDisplayedItems() {
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return this.hideSelected ? this.filteredItems.some(item => !this.hasItem(item)) : this.filteredItems.length > 0;
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},
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currentRange() {
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if (this.selectedItem == null) return 0;
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return String(this.getText(this.selectedItem)).length;
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},
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filteredItems() {
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if (!this.isSearching || this.noFilter || this.internalSearch == null) return this.allItems;
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return this.allItems.filter(item => this.filter(item, String(this.internalSearch), String(this.getText(item))));
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},
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internalSearch: {
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get() {
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return this.lazySearch;
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},
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set(val) {
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this.lazySearch = val;
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this.$emit('update:search-input', val);
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}
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},
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isAnyValueAllowed() {
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return false;
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},
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isDirty() {
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return this.searchIsDirty || this.selectedItems.length > 0;
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},
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isSearching() {
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return this.multiple && this.searchIsDirty || this.searchIsDirty && this.internalSearch !== this.getText(this.selectedItem);
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},
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menuCanShow() {
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if (!this.isFocused) return false;
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return this.hasDisplayedItems || !this.hideNoData;
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},
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$_menuProps() {
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const props = VSelect.options.computed.$_menuProps.call(this);
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props.contentClass = `v-autocomplete__content ${props.contentClass || ''}`.trim();
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return { ...defaultMenuProps,
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...props
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};
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},
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searchIsDirty() {
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return this.internalSearch != null && this.internalSearch !== '';
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},
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selectedItem() {
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if (this.multiple) return null;
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return this.selectedItems.find(i => {
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return this.valueComparator(this.getValue(i), this.getValue(this.internalValue));
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});
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},
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listData() {
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const data = VSelect.options.computed.listData.call(this);
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data.props = { ...data.props,
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items: this.virtualizedItems,
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noFilter: this.noFilter || !this.isSearching || !this.filteredItems.length,
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searchInput: this.internalSearch
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};
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return data;
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}
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},
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watch: {
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filteredItems: 'onFilteredItemsChanged',
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internalValue: 'setSearch',
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isFocused(val) {
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if (val) {
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this.$refs.input && this.$refs.input.select();
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} else {
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this.updateSelf();
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}
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},
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isMenuActive(val) {
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if (val || !this.hasSlot) return;
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this.lazySearch = undefined;
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},
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items(val, oldVal) {
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// If we are focused, the menu
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// is not active, hide no data is enabled,
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// and items change
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// User is probably async loading
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// items, try to activate the menu
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if (!(oldVal && oldVal.length) && this.hideNoData && this.isFocused && !this.isMenuActive && val.length) this.activateMenu();
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},
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searchInput(val) {
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this.lazySearch = val;
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},
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internalSearch: 'onInternalSearchChanged',
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itemText: 'updateSelf'
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},
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created() {
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this.setSearch();
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},
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methods: {
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onFilteredItemsChanged(val, oldVal) {
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// TODO: How is the watcher triggered
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// for duplicate items? no idea
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if (val === oldVal) return;
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this.setMenuIndex(-1);
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this.$nextTick(() => {
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if (!this.internalSearch || val.length !== 1 && !this.autoSelectFirst) return;
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this.$refs.menu.getTiles();
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this.setMenuIndex(0);
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});
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},
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onInternalSearchChanged() {
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this.updateMenuDimensions();
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},
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updateMenuDimensions() {
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// Type from menuable is not making it through
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this.isMenuActive && this.$refs.menu && this.$refs.menu.updateDimensions();
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},
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changeSelectedIndex(keyCode) {
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// Do not allow changing of selectedIndex
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// when search is dirty
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if (this.searchIsDirty) return;
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if (![keyCodes.backspace, keyCodes.left, keyCodes.right, keyCodes.delete].includes(keyCode)) return;
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const index = this.selectedItems.length - 1;
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if (keyCode === keyCodes.left) {
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if (this.selectedIndex === -1) {
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this.selectedIndex = index;
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} else {
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this.selectedIndex--;
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}
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} else if (keyCode === keyCodes.right) {
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if (this.selectedIndex >= index) {
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this.selectedIndex = -1;
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} else {
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this.selectedIndex++;
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}
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} else if (this.selectedIndex === -1) {
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this.selectedIndex = index;
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return;
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}
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const currentItem = this.selectedItems[this.selectedIndex];
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if ([keyCodes.backspace, keyCodes.delete].includes(keyCode) && !this.getDisabled(currentItem)) {
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const newIndex = this.selectedIndex === index ? this.selectedIndex - 1 : this.selectedItems[this.selectedIndex + 1] ? this.selectedIndex : -1;
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if (newIndex === -1) {
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this.setValue(this.multiple ? [] : undefined);
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} else {
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this.selectItem(currentItem);
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}
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this.selectedIndex = newIndex;
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}
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},
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clearableCallback() {
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this.internalSearch = undefined;
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VSelect.options.methods.clearableCallback.call(this);
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},
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genInput() {
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const input = VTextField.options.methods.genInput.call(this);
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input.data = input.data || {};
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input.data.attrs = input.data.attrs || {};
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input.data.domProps = input.data.domProps || {};
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input.data.domProps.value = this.internalSearch;
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return input;
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},
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genInputSlot() {
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const slot = VSelect.options.methods.genInputSlot.call(this);
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slot.data.attrs.role = 'combobox';
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return slot;
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},
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genSelections() {
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return this.hasSlot || this.multiple ? VSelect.options.methods.genSelections.call(this) : [];
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},
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onClick() {
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if (this.isDisabled) return;
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this.selectedIndex > -1 ? this.selectedIndex = -1 : this.onFocus();
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this.activateMenu();
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},
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onInput(e) {
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if (this.selectedIndex > -1 || !e.target) return;
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const target = e.target;
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const value = target.value; // If typing and menu is not currently active
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if (target.value) this.activateMenu();
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this.internalSearch = value;
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this.badInput = target.validity && target.validity.badInput;
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},
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onKeyDown(e) {
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const keyCode = e.keyCode;
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VSelect.options.methods.onKeyDown.call(this, e); // The ordering is important here
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// allows new value to be updated
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// and then moves the index to the
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// proper location
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this.changeSelectedIndex(keyCode);
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},
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onSpaceDown(e) {},
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onTabDown(e) {
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VSelect.options.methods.onTabDown.call(this, e);
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this.updateSelf();
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},
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onUpDown() {
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// For autocomplete / combobox, cycling
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// interfers with native up/down behavior
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// instead activate the menu
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this.activateMenu();
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},
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setSelectedItems() {
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VSelect.options.methods.setSelectedItems.call(this); // #4273 Don't replace if searching
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// #4403 Don't replace if focused
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if (!this.isFocused) this.setSearch();
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},
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setSearch() {
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// Wait for nextTick so selectedItem
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// has had time to update
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this.$nextTick(() => {
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if (!this.multiple || !this.internalSearch || !this.isMenuActive) {
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this.internalSearch = !this.selectedItems.length || this.multiple || this.hasSlot ? null : this.getText(this.selectedItem);
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}
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});
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},
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updateSelf() {
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if (!this.searchIsDirty && !this.internalValue) return;
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if (!this.valueComparator(this.internalSearch, this.getValue(this.internalValue))) {
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this.setSearch();
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}
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},
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hasItem(item) {
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return this.selectedValues.indexOf(this.getValue(item)) > -1;
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}
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}
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});
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//# sourceMappingURL=VAutocomplete.js.map
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