"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault")["default"];

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.arrAdd = arrAdd;
exports.arrDel = arrDel;
exports.calcDropPosition = calcDropPosition;
exports.calcSelectedKeys = calcSelectedKeys;
exports.conductExpandParent = conductExpandParent;
exports.convertDataToTree = convertDataToTree;
exports.getDataAndAria = getDataAndAria;
exports.getDragChildrenKeys = getDragChildrenKeys;
exports.getPosition = getPosition;
exports.isFirstChild = isFirstChild;
exports.isLastChild = isLastChild;
exports.isTreeNode = isTreeNode;
exports.parseCheckedKeys = parseCheckedKeys;
exports.posToArr = posToArr;

var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));

var _typeof2 = _interopRequireDefault(require("@babel/runtime/helpers/typeof"));

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));

var _react = _interopRequireDefault(require("react"));

var _util = require("choerodon-ui/shared/util");

var _warning = _interopRequireDefault(require("../../_util/warning"));

var _TreeNode = _interopRequireDefault(require("./TreeNode"));

var _excluded = ["children"];

function arrDel(list, value) {
  var clone = list.slice();

  if (value !== undefined && value !== null) {
    var index = clone.indexOf(value);

    if (index >= 0) {
      clone.splice(index, 1);
    }
  }

  return clone;
}

function arrAdd(list, value) {
  var clone = list.slice();

  if (value !== undefined && value !== null) {
    if (clone.indexOf(value) === -1) {
      clone.push(value);
    }
  }

  return clone;
}

function posToArr(pos) {
  return pos.split('-');
}

function getPosition(level, index) {
  return "".concat(level, "-").concat(index);
}

function isTreeNode(node) {
  return node && node.type && node.type.isTreeNode;
}

function getDragChildrenKeys(dragNodeKey, keyEntities) {
  // not contains self
  // self for left or right drag
  var dragChildrenKeys = [];
  var entity = keyEntities[dragNodeKey];

  function dig() {
    var list = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
    list.forEach(function (_ref) {
      var key = _ref.key,
          children = _ref.children;
      dragChildrenKeys.push(key);
      dig(children);
    });
  }

  dig(entity.children);
  return dragChildrenKeys;
}

function isLastChild(treeNodeEntity) {
  if (treeNodeEntity.parent) {
    var posArr = posToArr(treeNodeEntity.pos);
    return Number(posArr[posArr.length - 1]) === treeNodeEntity.parent.children.length - 1;
  }

  return false;
}

function isFirstChild(treeNodeEntity) {
  var posArr = posToArr(treeNodeEntity.pos);
  return Number(posArr[posArr.length - 1]) === 0;
} // Only used when drag, not affect SSR.


function calcDropPosition(event, targetNode, indent, startMousePosition, allowDrop, flattenedNodes, keyEntities, expandKeys, direction) {
  var clientX = (0, _util.transformZoomData)(event.clientX);
  var clientY = (0, _util.transformZoomData)(event.clientY);

  var _event$target$getBoun = event.target.getBoundingClientRect(),
      top = _event$target$getBoun.top,
      height = _event$target$getBoun.height; // optional chain for testing


  var horizontalMouseOffset = (direction === 'rtl' ? -1 : 1) * ((startMousePosition && startMousePosition.x || 0) - clientX);
  var rawDropLevelOffset = (horizontalMouseOffset - 12) / indent; // find abstract drop node by horizontal offset

  var abstractDropNodeEntity = keyEntities[targetNode.props.eventKey];

  if (clientY < top + height / 2) {
    // first half, set abstract drop node to previous node
    var nodeIndex = flattenedNodes.findIndex(function (flattenedNode) {
      return flattenedNode.data.key === abstractDropNodeEntity.key;
    });
    var prevNodeIndex = nodeIndex <= 0 ? 0 : nodeIndex - 1;
    var prevNodeKey = flattenedNodes[prevNodeIndex].data.key;
    abstractDropNodeEntity = keyEntities[prevNodeKey];
  }

  var initialAbstractDropNodeKey = abstractDropNodeEntity.key;
  var abstractDragOverEntity = abstractDropNodeEntity;
  var dragOverNodeKey = abstractDropNodeEntity.key;
  var dropPosition = 0;
  var dropLevelOffset = 0;

  if (!expandKeys.includes(initialAbstractDropNodeKey)) {
    for (var i = 0; i < rawDropLevelOffset; i += 1) {
      if (isLastChild(abstractDropNodeEntity)) {
        abstractDropNodeEntity = abstractDropNodeEntity.parent;
        dropLevelOffset += 1;
      } else {
        break;
      }
    }
  }

  var abstractDropDataNode = abstractDropNodeEntity.node;
  var dropAllowed = true;

  if (isFirstChild(abstractDropNodeEntity) && abstractDropNodeEntity.level === 0 && clientY < top + height / 2 && allowDrop({
    dropNode: abstractDropDataNode,
    dropPosition: -1
  }) && abstractDropNodeEntity.key === targetNode.props.eventKey) {
    // first half of first node in first level
    dropPosition = -1;
  } else if ((abstractDragOverEntity.children || []).length && expandKeys.includes(dragOverNodeKey)) {
    // drop on expanded node
    // only allow drop inside
    if (allowDrop({
      dropNode: abstractDropDataNode,
      dropPosition: 0
    })) {
      dropPosition = 0;
    } else {
      dropAllowed = false;
    }
  } else if (dropLevelOffset === 0) {
    var dropOffsetY = Math.abs((startMousePosition && startMousePosition.y || 0) - clientY);

    if (dropOffsetY < height || clientY < top + height / 2 || targetNode.props.isEnd[0] && rawDropLevelOffset > -1.5) {
      // | Node     | <- abstractDropNode
      // | -^-===== | <- mousePosition
      // 1. try drop after
      // 2. do not allow drop
      if (allowDrop({
        dropNode: abstractDropDataNode,
        dropPosition: 1
      })) {
        dropPosition = 1;
      } else {
        dropAllowed = false;
      }
    } else {
      // | Node     | <- abstractDropNode
      // | ---==^== | <- mousePosition
      // whether it has children or doesn't has children
      // always
      // 1. try drop inside
      // 2. try drop after
      // 3. do not allow drop
      if (allowDrop({
        dropNode: abstractDropDataNode,
        dropPosition: 0
      })) {
        dropPosition = 0;
      } else if (allowDrop({
        dropNode: abstractDropDataNode,
        dropPosition: 1
      })) {
        dropPosition = 1;
      } else {
        dropAllowed = false;
      }
    }
  } else {
    // | Node1 | <- abstractDropNode
    //      |  Node2  |
    // --^--|----=====| <- mousePosition
    // 1. try insert after Node1
    // 2. do not allow drop
    if (allowDrop({
      dropNode: abstractDropDataNode,
      dropPosition: 1
    })) {
      dropPosition = 1;
    } else {
      dropAllowed = false;
    }
  }

  var _abstractDropNodeEnti = abstractDropNodeEntity,
      dropTargetKey = _abstractDropNodeEnti.key,
      dropTargetPos = _abstractDropNodeEnti.pos,
      parent = _abstractDropNodeEnti.parent;
  return {
    dropPosition: dropPosition,
    dropLevelOffset: dropLevelOffset,
    dropTargetKey: dropTargetKey,
    dropTargetPos: dropTargetPos,
    dragOverNodeKey: dragOverNodeKey,
    dropContainerKey: dropPosition === 0 ? null : parent && parent.key || null,
    dropAllowed: dropAllowed
  };
}
/**
 * Return selectedKeys according with multiple prop
 * @param selectedKeys
 * @param props
 * @returns [string]
 */


function calcSelectedKeys(selectedKeys, props) {
  if (!selectedKeys) return undefined;
  var multiple = props.multiple;

  if (multiple) {
    return selectedKeys.slice();
  }

  if (selectedKeys.length) {
    return [selectedKeys[0]];
  }

  return selectedKeys;
}

var internalProcessProps = function internalProcessProps(props) {
  return props;
};

function convertDataToTree(treeData, processor) {
  if (!treeData) return [];

  var _ref2 = processor || {},
      _ref2$processProps = _ref2.processProps,
      processProps = _ref2$processProps === void 0 ? internalProcessProps : _ref2$processProps;

  var list = Array.isArray(treeData) ? treeData : [treeData];
  return list.map(function (_ref3) {
    var children = _ref3.children,
        props = (0, _objectWithoutProperties2["default"])(_ref3, _excluded);
    var childrenNodes = convertDataToTree(children, processor);
    return /*#__PURE__*/_react["default"].createElement(_TreeNode["default"], (0, _extends2["default"])({
      key: props.key
    }, processProps(props)), childrenNodes);
  });
}
/**
 * Parse `checkedKeys` to { checkedKeys, halfCheckedKeys } style
 */


function parseCheckedKeys(keys) {
  if (!keys) {
    return null;
  } // Convert keys to object format


  var keyProps;

  if (Array.isArray(keys)) {
    // [Legacy] Follow the api doc
    keyProps = {
      checkedKeys: keys,
      halfCheckedKeys: undefined
    };
  } else if ((0, _typeof2["default"])(keys) === 'object') {
    keyProps = {
      checkedKeys: keys.checked || undefined,
      halfCheckedKeys: keys.halfChecked || undefined
    };
  } else {
    (0, _warning["default"])(false, '`checkedKeys` is not an array or an object');
    return null;
  }

  return keyProps;
}
/**
 * If user use `autoExpandParent` we should get the list of parent node
 * @param keyList
 * @param keyEntities
 */


function conductExpandParent(keyList, keyEntities) {
  var expandedKeys = new Set();

  function conductUp(key) {
    if (expandedKeys.has(key)) return;
    var entity = keyEntities[key];
    if (!entity) return;
    expandedKeys.add(key);
    var parent = entity.parent,
        node = entity.node;
    if (node.disabled) return;

    if (parent) {
      conductUp(parent.key);
    }
  }

  (keyList || []).forEach(function (key) {
    conductUp(key);
  });
  return (0, _toConsumableArray2["default"])(expandedKeys);
}
/**
 * Returns only the data- and aria- key/value pairs
 */


function getDataAndAria(props) {
  var omitProps = {};
  Object.keys(props).forEach(function (key) {
    if (key.startsWith('data-') || key.startsWith('aria-')) {
      omitProps[key] = props[key];
    }
  });
  return omitProps;
}
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