om/node_modules/vuetify/es5/components/VDataTable/mixins/head.js

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});

var _console = require('../../../util/console');

var _VCheckbox = require('../../VCheckbox');

var _VCheckbox2 = _interopRequireDefault(_VCheckbox);

var _VIcon = require('../../VIcon');

var _VIcon2 = _interopRequireDefault(_VIcon);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

/* @vue/component */
exports.default = {
    props: {
        sortIcon: {
            type: String,
            default: '$vuetify.icons.sort'
        }
    },
    methods: {
        genTHead: function genTHead() {
            var _this = this;

            if (this.hideHeaders) return; // Exit Early since no headers are needed.
            var children = [];
            if (this.$scopedSlots.headers) {
                var row = this.$scopedSlots.headers({
                    headers: this.headers,
                    indeterminate: this.indeterminate,
                    all: this.everyItem
                });
                children = [this.hasTag(row, 'th') ? this.genTR(row) : row, this.genTProgress()];
            } else {
                var _row = this.headers.map(function (o, i) {
                    return _this.genHeader(o, _this.headerKey ? o[_this.headerKey] : i);
                });
                var checkbox = this.$createElement(_VCheckbox2.default, {
                    props: {
                        dark: this.dark,
                        light: this.light,
                        color: this.selectAll === true ? '' : this.selectAll,
                        hideDetails: true,
                        inputValue: this.everyItem,
                        indeterminate: this.indeterminate
                    },
                    on: { change: this.toggle }
                });
                this.hasSelectAll && _row.unshift(this.$createElement('th', [checkbox]));
                children = [this.genTR(_row), this.genTProgress()];
            }
            return this.$createElement('thead', [children]);
        },
        genHeader: function genHeader(header, key) {
            var array = [this.$scopedSlots.headerCell ? this.$scopedSlots.headerCell({ header: header }) : header[this.headerText]];
            return this.$createElement.apply(this, ['th'].concat(_toConsumableArray(this.genHeaderData(header, array, key))));
        },
        genHeaderData: function genHeaderData(header, children, key) {
            var classes = ['column'];
            var data = {
                key: key,
                attrs: {
                    role: 'columnheader',
                    scope: 'col',
                    width: header.width || null,
                    'aria-label': header[this.headerText] || '',
                    'aria-sort': 'none'
                }
            };
            if (header.sortable == null || header.sortable) {
                this.genHeaderSortingData(header, children, data, classes);
            } else {
                data.attrs['aria-label'] += ': Not sorted.'; // TODO: Localization
            }
            classes.push('text-xs-' + (header.align || 'left'));
            if (Array.isArray(header.class)) {
                classes.push.apply(classes, _toConsumableArray(header.class));
            } else if (header.class) {
                classes.push(header.class);
            }
            data.class = classes;
            return [data, children];
        },
        genHeaderSortingData: function genHeaderSortingData(header, children, data, classes) {
            var _this2 = this;

            if (!('value' in header)) {
                (0, _console.consoleWarn)('Headers must have a value property that corresponds to a value in the v-model array', this);
            }
            data.attrs.tabIndex = 0;
            data.on = {
                click: function click() {
                    _this2.expanded = {};
                    _this2.sort(header.value);
                },
                keydown: function keydown(e) {
                    // check for space
                    if (e.keyCode === 32) {
                        e.preventDefault();
                        _this2.sort(header.value);
                    }
                }
            };
            classes.push('sortable');
            var icon = this.$createElement(_VIcon2.default, {
                props: {
                    small: true
                }
            }, this.sortIcon);
            if (!header.align || header.align === 'left') {
                children.push(icon);
            } else {
                children.unshift(icon);
            }
            var pagination = this.computedPagination;
            var beingSorted = pagination.sortBy === header.value;
            if (beingSorted) {
                classes.push('active');
                if (pagination.descending) {
                    classes.push('desc');
                    data.attrs['aria-sort'] = 'descending';
                    data.attrs['aria-label'] += ': Sorted descending. Activate to remove sorting.'; // TODO: Localization
                } else {
                    classes.push('asc');
                    data.attrs['aria-sort'] = 'ascending';
                    data.attrs['aria-label'] += ': Sorted ascending. Activate to sort descending.'; // TODO: Localization
                }
            } else {
                data.attrs['aria-label'] += ': Not sorted. Activate to sort ascending.'; // TODO: Localization
            }
        }
    }
};
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