tdesign-mobile-vue/esm/picker/cascade.js

tdesign-mobile-vue

/**
 * tdesign v1.9.3
 * (c) 2025 TDesign Group
 * @license MIT
 */

import _defineProperty from '@babel/runtime/helpers/defineProperty';
import { defineComponent, computed, ref, resolveComponent, openBlock, createBlock, mergeProps } from 'vue';
import { get } from 'lodash-es';
import config from '../config.js';
import PickerProps from './props.js';
import _Picker from './picker.js';
import '@babel/runtime/helpers/slicedToArray';
import '../hooks/useVModel.js';
import '../hooks/tnode.js';
import '../hooks/render-tnode.js';
import '../_common/js/utils/general.js';
import './picker-item.js';
import './picker.class.js';
import '@babel/runtime/helpers/toConsumableArray';
import '@babel/runtime/helpers/classCallCheck';
import '@babel/runtime/helpers/createClass';
import '../shared/dom.js';
import '../hooks/useClass.js';
import '../config-provider/useConfig.js';
import '../config-provider/context.js';
import '../_common/js/global-config/mobile/default-config.js';
import '../_common/js/global-config/mobile/locale/zh_CN.js';
import '../_chunks/dep-fe4ae270.js';
import '@babel/runtime/helpers/typeof';
import '../_chunks/dep-a8acd638.js';
import 'dayjs';
import '../_chunks/dep-2200259b.js';
import '../config-provider/type.js';
import './utils.js';

function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
var prefix = config.prefix;
var name = "".concat(prefix, "-cascade");
var script = defineComponent({
  name: name,
  components: {
    Picker: _Picker
  },
  props: PickerProps,
  setup: function setup(props, context) {
    var pickerProps = computed(function () {
      return _objectSpread({}, props);
    });
    var keys = computed(function () {
      return props.keys;
    });
    var finalDepth = ref(1);
    var finalSubOptionsRecord = ref({});
    var generateCascadePickerColumns = function generateCascadePickerColumns(value, options, depth, subOptionsRecord) {
      var columns = [];
      columns.push(options.map(function (option) {
        return {
          label: option.label,
          value: option.value
        };
      }));
      for (var i = 0; i < depth - 1; i++) {
        var x = value[i];
        var subOptions = subOptionsRecord[x];
        if (!subOptions) {
          columns.push([]);
        } else {
          columns.push(subOptions.map(function (option) {
            return {
              label: option.label,
              value: option.value
            };
          }));
        }
      }
      return columns;
    };
    var initDepthAndRecord = function initDepthAndRecord(options) {
      var depth = 1;
      var subOptionsRecord = {};
      function traverse(option, currentDepth) {
        var _keys$value$value, _keys$value;
        if (!option.children) {
          return;
        }
        subOptionsRecord[get(option, (_keys$value$value = (_keys$value = keys.value) === null || _keys$value === void 0 ? void 0 : _keys$value.value) !== null && _keys$value$value !== void 0 ? _keys$value$value : "value")] = option.children;
        var nextDepth = currentDepth + 1;
        if (nextDepth > depth) {
          depth = nextDepth;
        }
        option.children.forEach(function (option2) {
          traverse(option2, nextDepth);
        });
      }
      options.forEach(function (option) {
        traverse(option, 1);
      });
      finalDepth.value = depth;
      finalSubOptionsRecord.value = subOptionsRecord;
    };
    initDepthAndRecord(props.columns);
    return {
      name: name,
      finalDepth: finalDepth,
      finalSubOptionsRecord: finalSubOptionsRecord,
      pickerProps: pickerProps,
      generateCascadePickerColumns: generateCascadePickerColumns
    };
  }
});

function render(_ctx, _cache, $props, $setup, $data, $options) {
  var _component_picker = resolveComponent("picker");
  return openBlock(), createBlock(_component_picker, mergeProps(_ctx.pickerProps, {
    columns: function columns(selected) {
      return _ctx.generateCascadePickerColumns(selected, _ctx.columns, _ctx.finalDepth, _ctx.finalSubOptionsRecord);
    }
  }), null, 16, ["columns"]);
}

script.render = render;

export { script as default };
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