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Styles\nimport '../../stylus/components/_autocompletes.styl'\n\n// Extensions\nimport VSelect, { defaultMenuProps as VSelectMenuProps } from '../VSelect/VSelect'\nimport VTextField from '../VTextField/VTextField'\n\n// Utils\nimport { keyCodes } from '../../util/helpers'\n\nconst defaultMenuProps = {\n  ...VSelectMenuProps,\n  offsetY: true,\n  offsetOverflow: true,\n  transition: false\n}\n\n/* @vue/component */\nexport default VSelect.extend({\n  name: 'v-autocomplete',\n\n  props: {\n    allowOverflow: {\n      type: Boolean,\n      default: true\n    },\n    browserAutocomplete: {\n      type: String,\n      default: 'off'\n    },\n    filter: {\n      type: Function,\n      default: (item, queryText, itemText) => {\n        return itemText.toLocaleLowerCase().indexOf(queryText.toLocaleLowerCase()) > -1\n      }\n    },\n    hideNoData: Boolean,\n    noFilter: Boolean,\n    searchInput: {\n      default: undefined\n    },\n    menuProps: {\n      type: VSelect.options.props.menuProps.type,\n      default: () => defaultMenuProps\n    },\n    autoSelectFirst: {\n      type: Boolean,\n      default: false\n    }\n  },\n\n  data: vm => ({\n    attrsInput: null,\n    lazySearch: vm.searchInput\n  }),\n\n  computed: {\n    classes () {\n      return Object.assign({}, VSelect.options.computed.classes.call(this), {\n        'v-autocomplete': true,\n        'v-autocomplete--is-selecting-index': this.selectedIndex > -1\n      })\n    },\n    computedItems () {\n      return this.filteredItems\n    },\n    selectedValues () {\n      return this.selectedItems.map(item => this.getValue(item))\n    },\n    hasDisplayedItems () {\n      return this.hideSelected\n        ? this.filteredItems.some(item => !this.hasItem(item))\n        : this.filteredItems.length > 0\n    },\n    /**\n     * The range of the current input text\n     *\n     * @return {Number}\n     */\n    currentRange () {\n      if (this.selectedItem == null) return 0\n\n      return this.getText(this.selectedItem).toString().length\n    },\n    filteredItems () {\n      if (!this.isSearching || this.noFilter || this.internalSearch == null) return this.allItems\n\n      return this.allItems.filter(item => this.filter(item, this.internalSearch.toString(), this.getText(item).toString()))\n    },\n    internalSearch: {\n      get () {\n        return this.lazySearch\n      },\n      set (val) {\n        this.lazySearch = val\n\n        this.$emit('update:searchInput', val)\n      }\n    },\n    isAnyValueAllowed () {\n      return false\n    },\n    isDirty () {\n      return this.searchIsDirty || this.selectedItems.length > 0\n    },\n    isSearching () {\n      if (this.multiple) return this.searchIsDirty\n\n      return (\n        this.searchIsDirty &&\n        this.internalSearch !== this.getText(this.selectedItem)\n      )\n    },\n    menuCanShow () {\n      if (!this.isFocused) return false\n\n      return this.hasDisplayedItems || !this.hideNoData\n    },\n    $_menuProps () {\n      const props = VSelect.options.computed.$_menuProps.call(this)\n      props.contentClass = `v-autocomplete__content ${props.contentClass || ''}`.trim()\n      return {\n        ...defaultMenuProps,\n        ...props\n      }\n    },\n    searchIsDirty () {\n      return this.internalSearch != null &&\n        this.internalSearch !== ''\n    },\n    selectedItem () {\n      if (this.multiple) return null\n\n      return this.selectedItems.find(i => {\n        return this.valueComparator(this.getValue(i), this.getValue(this.internalValue))\n      })\n    },\n    listData () {\n      const data = VSelect.options.computed.listData.call(this)\n\n      Object.assign(data.props, {\n        items: this.virtualizedItems,\n        noFilter: (\n          this.noFilter ||\n          !this.isSearching ||\n          !this.filteredItems.length\n        ),\n        searchInput: this.internalSearch\n      })\n\n      return data\n    }\n  },\n\n  watch: {\n    filteredItems (val) {\n      this.onFilteredItemsChanged(val)\n    },\n    internalValue () {\n      this.setSearch()\n    },\n    isFocused (val) {\n      if (val) {\n        this.$refs.input &&\n          this.$refs.input.select()\n      } else {\n        this.updateSelf()\n      }\n    },\n    isMenuActive (val) {\n      if (val || !this.hasSlot) return\n\n      this.lazySearch = null\n    },\n    items (val, oldVal) {\n      // If we are focused, the menu\n      // is not active, hide no data is enabled,\n      // and items change\n      // User is probably async loading\n      // items, try to activate the menu\n      if (\n        !(oldVal && oldVal.length) &&\n        this.hideNoData &&\n        this.isFocused &&\n        !this.isMenuActive &&\n        val.length\n      ) this.activateMenu()\n    },\n    searchInput (val) {\n      this.lazySearch = val\n    },\n    internalSearch (val) {\n      this.onInternalSearchChanged(val)\n    },\n    itemText () {\n      this.updateSelf()\n    }\n  },\n\n  created () {\n    this.setSearch()\n  },\n\n  methods: {\n    onFilteredItemsChanged (val) {\n      this.setMenuIndex(-1)\n\n      this.$nextTick(() => {\n        this.setMenuIndex(val.length > 0 && (val.length === 1 || this.autoSelectFirst) ? 0 : -1)\n      })\n    },\n    onInternalSearchChanged (val) {\n      this.updateMenuDimensions()\n    },\n    updateMenuDimensions () {\n      if (this.isMenuActive &&\n        this.$refs.menu\n      ) {\n        this.$refs.menu.updateDimensions()\n      }\n    },\n    changeSelectedIndex (keyCode) {\n      // Do not allow changing of selectedIndex\n      // when search is dirty\n      if (this.searchIsDirty) return\n\n      if (![\n        keyCodes.backspace,\n        keyCodes.left,\n        keyCodes.right,\n        keyCodes.delete\n      ].includes(keyCode)) return\n\n      const indexes = this.selectedItems.length - 1\n\n      if (keyCode === keyCodes.left) {\n        this.selectedIndex = this.selectedIndex === -1\n          ? indexes\n          : this.selectedIndex - 1\n      } else if (keyCode === keyCodes.right) {\n        this.selectedIndex = this.selectedIndex >= indexes\n          ? -1\n          : this.selectedIndex + 1\n      } else if (this.selectedIndex === -1) {\n        this.selectedIndex = indexes\n        return\n      }\n\n      const currentItem = this.selectedItems[this.selectedIndex]\n\n      if ([\n        keyCodes.backspace,\n        keyCodes.delete\n      ].includes(keyCode) &&\n        !this.getDisabled(currentItem)\n      ) {\n        const newIndex = this.selectedIndex === indexes\n          ? this.selectedIndex - 1\n          : this.selectedItems[this.selectedIndex + 1]\n            ? this.selectedIndex\n            : -1\n\n        if (newIndex === -1) {\n          this.setValue(this.multiple ? [] : undefined)\n        } else {\n          this.selectItem(currentItem)\n        }\n\n        this.selectedIndex = newIndex\n      }\n    },\n    clearableCallback () {\n      this.internalSearch = undefined\n\n      VSelect.options.methods.clearableCallback.call(this)\n    },\n    genInput () {\n      const input = VTextField.options.methods.genInput.call(this)\n\n      input.data.attrs.role = 'combobox'\n      input.data.domProps.value = this.internalSearch\n\n      return input\n    },\n    genSelections () {\n      return this.hasSlot || this.multiple\n        ? VSelect.options.methods.genSelections.call(this)\n        : []\n    },\n    onClick () {\n      if (this.isDisabled) return\n\n      this.selectedIndex > -1\n        ? (this.selectedIndex = -1)\n        : this.onFocus()\n\n      this.activateMenu()\n    },\n    onEnterDown () {\n      // Avoid invoking this method\n      // will cause updateSelf to\n      // be called emptying search\n    },\n    onInput (e) {\n      if (this.selectedIndex > -1) return\n\n      // If typing and menu is not currently active\n      if (e.target.value) {\n        this.activateMenu()\n        if (!this.isAnyValueAllowed) this.setMenuIndex(0)\n      }\n\n      this.mask && this.resetSelections(e.target)\n      this.internalSearch = e.target.value\n      this.badInput = e.target.validity && e.target.validity.badInput\n    },\n    onKeyDown (e) {\n      const keyCode = e.keyCode\n\n      VSelect.options.methods.onKeyDown.call(this, e)\n\n      // The ordering is important here\n      // allows new value to be updated\n      // and then moves the index to the\n      // proper location\n      this.changeSelectedIndex(keyCode)\n    },\n    onTabDown (e) {\n      VSelect.options.methods.onTabDown.call(this, e)\n      this.updateSelf()\n    },\n    setSelectedItems () {\n      VSelect.options.methods.setSelectedItems.call(this)\n\n      // #4273 Don't replace if searching\n      // #4403 Don't replace if focused\n      if (!this.isFocused) this.setSearch()\n    },\n    setSearch () {\n      // Wait for nextTick so selectedItem\n      // has had time to update\n      this.$nextTick(() => {\n        this.internalSearch = (\n          this.multiple &&\n          this.internalSearch &&\n          this.isMenuActive\n        )\n          ? this.internalSearch\n          : (\n            !this.selectedItems.length ||\n            this.multiple ||\n            this.hasSlot\n          )\n            ? null\n            : this.getText(this.selectedItem)\n      })\n    },\n    updateSelf () {\n      this.updateAutocomplete()\n    },\n    updateAutocomplete () {\n      if (!this.searchIsDirty &&\n        !this.internalValue\n      ) return\n\n      if (!this.valueComparator(\n        this.internalSearch,\n        this.getValue(this.internalValue)\n      )) {\n        this.setSearch()\n      }\n    },\n    hasItem (item) {\n      return this.selectedValues.indexOf(this.getValue(item)) > -1\n    }\n  }\n})\n"],"sourceRoot":""}