{"ast":null,"code":"import _slicedToArray from \"@babel/runtime/helpers/slicedToArray\";\nimport _extends from \"@babel/runtime/helpers/extends\";\nimport _toConsumableArray from \"@babel/runtime/helpers/toConsumableArray\";\nimport * as React from 'react';\nimport { getColumnPos, renderColumnTitle, getColumnKey } from '../../util';\nimport FilterDropdown from './FilterDropdown';\n\nfunction collectFilterStates(columns, init, pos) {\n  var filterStates = [];\n  (columns || []).forEach(function (column, index) {\n    var columnPos = getColumnPos(index, pos);\n\n    if ('children' in column) {\n      filterStates = [].concat(_toConsumableArray(filterStates), _toConsumableArray(collectFilterStates(column.children, init, columnPos)));\n    } else if (column.filters || 'filterDropdown' in column || 'onFilter' in column) {\n      if ('filteredValue' in column) {\n        // Controlled\n        filterStates.push({\n          column: column,\n          key: getColumnKey(column, columnPos),\n   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filterStates.find(function (_ref) {\n        var key = _ref.key;\n        return columnKey === key;\n      });\n      newColumn = _extends(_extends({}, newColumn), {\n        title: function title(renderProps) {\n          return /*#__PURE__*/React.createElement(FilterDropdown, {\n            prefixCls: \"\".concat(prefixCls, \"-filter\"),\n            dropdownPrefixCls: dropdownPrefixCls,\n            column: newColumn,\n            columnKey: columnKey,\n            filterState: filterState,\n            filterMultiple: filterMultiple,\n            triggerFilter: triggerFilter,\n            locale: locale,\n            getPopupContainer: getPopupContainer\n          }, renderColumnTitle(column.title, renderProps));\n        }\n      });\n    }\n\n    if ('children' in newColumn) {\n      newColumn = _extends(_extends({}, newColumn), {\n        children: injectFilter(prefixCls, dropdownPrefixCls, newColumn.children, filterStates, triggerFilter, getPopupContainer, locale, columnPos)\n      });\n    }\n\n    return newColumn;\n  });\n}\n\nfunction generateFilterInfo(filterStates) {\n  var currentFilters = {};\n  filterStates.forEach(function (_ref2) {\n    var key = _ref2.key,\n        filteredKeys = _ref2.filteredKeys;\n    currentFilters[key] = filteredKeys || null;\n  });\n  return currentFilters;\n}\n\nfunction flattenKeys(filters) {\n  var keys = [];\n  (filters || []).forEach(function (_ref3) {\n    var value = _ref3.value,\n        children = _ref3.children;\n    keys.push(value);\n\n    if (children) {\n      keys = [].concat(_toConsumableArray(keys), _toConsumableArray(flattenKeys(children)));\n    }\n  });\n  return keys;\n}\n\nexport function getFilterData(data, filterStates) {\n  return filterStates.reduce(function (currentData, filterState) {\n    var _filterState$column = filterState.column,\n        onFilter = _filterState$column.onFilter,\n        filters = _filterState$column.filters,\n        filteredKeys = filterState.filteredKeys;\n\n    if 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setFilterStates = _React$useState2[1];\n\n  var mergedFilterStates = React.useMemo(function () {\n    var collectedStates = collectFilterStates(mergedColumns, false); // Return if not controlled\n\n    if (collectedStates.every(function (_ref5) {\n      var filteredKeys = _ref5.filteredKeys;\n      return filteredKeys === undefined;\n    })) {\n      return filterStates;\n    }\n\n    return collectedStates;\n  }, [mergedColumns, filterStates]);\n  var getFilters = React.useCallback(function () {\n    return generateFilterInfo(mergedFilterStates);\n  }, [mergedFilterStates]);\n\n  var triggerFilter = function triggerFilter(filterState) {\n    var newFilterStates = mergedFilterStates.filter(function (_ref6) {\n      var key = _ref6.key;\n      return key !== filterState.key;\n    });\n    newFilterStates.push(filterState);\n    setFilterStates(newFilterStates);\n    onFilterChange(generateFilterInfo(newFilterStates), newFilterStates);\n  };\n\n  var transformColumns = function transformColumns(innerColumns) {\n    return injectFilter(prefixCls, dropdownPrefixCls, innerColumns, mergedFilterStates, triggerFilter, getPopupContainer, tableLocale);\n  };\n\n  return [transformColumns, mergedFilterStates, getFilters];\n}\n\nexport default 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filterStates.find(function (_ref) {\n        var key = _ref.key;\n        return columnKey === key;\n      });\n      newColumn = _extends(_extends({}, newColumn), {\n        title: function title(renderProps) {\n          return /*#__PURE__*/React.createElement(FilterDropdown, {\n            prefixCls: \"\".concat(prefixCls, \"-filter\"),\n            dropdownPrefixCls: dropdownPrefixCls,\n            column: newColumn,\n            columnKey: columnKey,\n            filterState: filterState,\n            filterMultiple: filterMultiple,\n            triggerFilter: triggerFilter,\n            locale: locale,\n            getPopupContainer: getPopupContainer\n          }, renderColumnTitle(column.title, renderProps));\n        }\n      });\n    }\n\n    if ('children' in newColumn) {\n      newColumn = _extends(_extends({}, newColumn), {\n        children: injectFilter(prefixCls, dropdownPrefixCls, newColumn.children, filterStates, triggerFilter, getPopupContainer, locale, columnPos)\n      });\n    }\n\n    return newColumn;\n  });\n}\n\nfunction generateFilterInfo(filterStates) {\n  var currentFilters = {};\n  filterStates.forEach(function (_ref2) {\n    var key = _ref2.key,\n        filteredKeys = _ref2.filteredKeys;\n    currentFilters[key] = filteredKeys || null;\n  });\n  return currentFilters;\n}\n\nfunction flattenKeys(filters) {\n  var keys = [];\n  (filters || []).forEach(function (_ref3) {\n    var value = _ref3.value,\n        children = _ref3.children;\n    keys.push(value);\n\n    if (children) {\n      keys = [].concat(_toConsumableArray(keys), _toConsumableArray(flattenKeys(children)));\n    }\n  });\n  return keys;\n}\n\nexport function getFilterData(data, filterStates) {\n  return filterStates.reduce(function (currentData, filterState) {\n    var _filterState$column = filterState.column,\n        onFilter = _filterState$column.onFilter,\n        filters = _filterState$column.filters,\n        filteredKeys = filterState.filteredKeys;\n\n    if (onFilter && filteredKeys && filteredKeys.length) {\n      return currentData.filter(function (record) {\n        return filteredKeys.some(function (key) {\n          var keys = flattenKeys(filters);\n          var keyIndex = keys.findIndex(function (k) {\n            return String(k) === String(key);\n          });\n          var realKey = keyIndex !== -1 ? keys[keyIndex] : key;\n          return onFilter(realKey, record);\n        });\n      });\n    }\n\n    return currentData;\n  }, data);\n}\n\nfunction useFilter(_ref4) {\n  var prefixCls = _ref4.prefixCls,\n      dropdownPrefixCls = _ref4.dropdownPrefixCls,\n      mergedColumns = _ref4.mergedColumns,\n      onFilterChange = _ref4.onFilterChange,\n      getPopupContainer = _ref4.getPopupContainer,\n      tableLocale = _ref4.locale;\n\n  var _React$useState = React.useState(collectFilterStates(mergedColumns, true)),\n      _React$useState2 = _slicedToArray(_React$useState, 2),\n      filterStates = _React$useState2[0],\n      setFilterStates = _React$useState2[1];\n\n  var mergedFilterStates = React.useMemo(function () {\n    var collectedStates = collectFilterStates(mergedColumns, false); // Return if not controlled\n\n    if (collectedStates.every(function (_ref5) {\n      var filteredKeys = _ref5.filteredKeys;\n      return filteredKeys === undefined;\n    })) {\n      return filterStates;\n    }\n\n    return collectedStates;\n  }, [mergedColumns, filterStates]);\n  var getFilters = React.useCallback(function () {\n    return generateFilterInfo(mergedFilterStates);\n  }, [mergedFilterStates]);\n\n  var triggerFilter = function triggerFilter(filterState) {\n    var newFilterStates = mergedFilterStates.filter(function (_ref6) {\n      var key = _ref6.key;\n      return key !== filterState.key;\n    });\n    newFilterStates.push(filterState);\n    setFilterStates(newFilterStates);\n    onFilterChange(generateFilterInfo(newFilterStates), newFilterStates);\n  };\n\n  var transformColumns = function transformColumns(innerColumns) {\n    return injectFilter(prefixCls, dropdownPrefixCls, innerColumns, mergedFilterStates, triggerFilter, getPopupContainer, tableLocale);\n  };\n\n  return [transformColumns, mergedFilterStates, getFilters];\n}\n\nexport default useFilter;"]},"metadata":{},"sourceType":"module"}