import _typeof from 'babel-runtime/helpers/typeof'; import { getPropsData, getSlotOptions, getKey, getAttrs, getComponentFromProp } from '../_util/props-util'; import { cloneVNodes } from '../_util/vnode'; export function toTitle(title) { if (typeof title === 'string') { return title.trim(); } return ''; } export function getValuePropValue(child) { if (!child) { return null; } var props = getPropsData(child); if ('value' in props) { return props.value; } if (getKey(child) !== undefined) { return getKey(child); } if (getSlotOptions(child).isSelectOptGroup) { var label = getComponentFromProp(child, 'label'); if (label) { return label; } } throw new Error('Need at least a key or a value or a label (only for OptGroup) for ' + child); } export function getPropValue(child, prop) { if (prop === 'value') { return getValuePropValue(child); } if (prop === 'children') { var newChild = child.$slots ? cloneVNodes(child.$slots['default'], true) : cloneVNodes(child.componentOptions.children, true); if (newChild.length === 1 && !newChild[0].tag) { return newChild[0].text; } return newChild; } var data = getPropsData(child); if (prop in data) { return data[prop]; } else { return getAttrs(child)[prop]; } } export function isMultiple(props) { return props.multiple; } export function isCombobox(props) { return props.combobox; } export function isMultipleOrTags(props) { return props.multiple || props.tags; } export function isMultipleOrTagsOrCombobox(props) { return isMultipleOrTags(props) || isCombobox(props); } export function isSingleMode(props) { return !isMultipleOrTagsOrCombobox(props); } export function toArray(value) { var ret = value; if (value === undefined) { ret = []; } else if (!Array.isArray(value)) { ret = [value]; } return ret; } export function getMapKey(value) { return (typeof value === 'undefined' ? 'undefined' : _typeof(value)) + '-' + value; } export function preventDefaultEvent(e) { e.preventDefault(); } export function findIndexInValueBySingleValue(value, singleValue) { var index = -1; if (value) { for (var i = 0; i < value.length; i++) { if (value[i] === singleValue) { index = i; break; } } } return index; } export function getLabelFromPropsValue(value, key) { var label = void 0; value = toArray(value); if (value) { for (var i = 0; i < value.length; i++) { if (value[i].key === key) { label = value[i].label; break; } } } return label; } export function getSelectKeys(menuItems, value) { if (value === null || value === undefined) { return []; } var selectedKeys = []; menuItems.forEach(function (item) { if (getSlotOptions(item).isMenuItemGroup) { selectedKeys = selectedKeys.concat(getSelectKeys(item.componentOptions.children, value)); } else { var itemValue = getValuePropValue(item); var itemKey = item.key; if (findIndexInValueBySingleValue(value, itemValue) !== -1 && itemKey !== undefined) { selectedKeys.push(itemKey); } } }); return selectedKeys; } export var UNSELECTABLE_STYLE = { userSelect: 'none', WebkitUserSelect: 'none' }; export var UNSELECTABLE_ATTRIBUTE = { unselectable: 'on' }; export function findFirstMenuItem(children) { for (var i = 0; i < children.length; i++) { var child = children[i]; var props = getPropsData(child); if (getSlotOptions(child).isMenuItemGroup) { var found = findFirstMenuItem(child.componentOptions.children); if (found) { return found; } } else if (!(props.disabled || props.disabled === '')) { return child; } } return null; } export function includesSeparators(str, separators) { for (var i = 0; i < separators.length; ++i) { if (str.lastIndexOf(separators[i]) > 0) { return true; } } return false; } export function splitBySeparators(str, separators) { var reg = new RegExp('[' + separators.join() + ']'); return str.split(reg).filter(function (token) { return token; }); } export function defaultFilterFn(input, child) { var props = getPropsData(child); if (props.disabled) { return false; } var value = getPropValue(child, this.optionFilterProp); if (value.length && value[0].text) { value = value[0].text; } else { value = String(value); } return value.toLowerCase().indexOf(input.toLowerCase()) > -1; } export function validateOptionValue(value, props) { if (isSingleMode(props) || isMultiple(props)) { return; } if (typeof value !== 'string') { throw new Error('Invalid `value` of type `' + (typeof value === 'undefined' ? 'undefined' : _typeof(value)) + '` supplied to Option, ' + 'expected `string` when `tags/combobox` is `true`.'); } } export function saveRef(instance, name) { return function (node) { instance[name] = node; }; } export function generateUUID() { if (process.env.NODE_ENV === 'test') { return 'test-uuid'; } var d = new Date().getTime(); var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) { var r = (d + Math.random() * 16) % 16 | 0; d = Math.floor(d / 16); return (c === 'x' ? r : r & 0x7 | 0x8).toString(16); }); return uuid; }