@bee-design/ui
Version:
Bee Design React UI Library.
202 lines (201 loc) • 8.82 kB
JavaScript
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
import { DefaultFieldNames } from '../cascader';
var Node = /** @class */ (function () {
function Node(data, config, parent) {
var _this = this;
/** 当前选项节点路径的所有节点的值 */
this.pathValue = [];
this.pathLabel = [];
this.config = {};
this._initNode = function (option, parent) {
if (parent === void 0) { parent = null; }
var _a = _this.config, showEmptyChildren = _a.showEmptyChildren, lazyload = _a.lazyload;
var fieldNames = __assign(__assign({}, DefaultFieldNames), _this.config.fieldNames);
var children = option[fieldNames.children];
var isLeaf = Array.isArray(children)
? showEmptyChildren
? false
: children.length === 0
: true;
if (lazyload) {
if (fieldNames.isLeaf in option) {
isLeaf = !!option[fieldNames.isLeaf];
}
else {
isLeaf = false;
}
}
var nodeValue = option[fieldNames.value];
var nodeLabel = option[fieldNames.label];
var newOption = __assign(__assign({}, option), { value: nodeValue, label: nodeLabel, isLeaf: isLeaf, loading: false, loaded: false, disabled: (parent && parent.disabled) || option[fieldNames.disabled], parent: parent, pathValue: parent ? __spreadArray(__spreadArray([], __read(parent.pathValue), false), [nodeValue], false) : [nodeValue], pathLabel: parent ? __spreadArray(__spreadArray([], __read(parent.pathLabel), false), [nodeLabel], false) : [nodeLabel], _level: parent ? parent._level + 1 : 0, _checked: false, _halfChecked: false });
_this._data = __assign(__assign({}, newOption), { parent: newOption.parent && newOption.parent._data });
Object.keys(newOption).forEach(function (key) {
_this[key] = newOption[key];
});
if (children && children.length) {
_this.children = children.map(function (data, index) {
return new Node(__assign(__assign({}, data), { _index: index }), _this.config, _this);
});
_this._data.children = _this.children.map(function (node) { return node._data; });
}
};
/**
* 根据this.children 计算是否当前node半选状态
* 假设半选是 0.5，全选是1，不选是0。
* 那么只有当前节点的所有children加起来等于children.length，才是全选，否则和大于0，就是半选。
*/
this._isHalfChecked = function () {
var checkedLen = _this.children.reduce(function (total, prev) {
var num = prev._halfChecked ? 0.5 : prev._checked ? 1 : 0;
return total + num;
}, 0);
return checkedLen !== _this.children.length && checkedLen > 0;
};
/**
*
* @param checked 选中状态
* @param ignoreDisabled 是否忽略节点禁用设置选中状态，一般在初始化设置选中状态时传参为true
*/
this._setNodeChildrenChecked = function (checked, ignoreDisabled) {
if (!ignoreDisabled && _this.disabled) {
return;
}
if (_this.children && _this.children.length) {
_this.children.forEach(function (item) {
if (item.disabled) {
if (ignoreDisabled) {
item.setCheckedStateIgnoreDisabled(checked);
}
}
else {
item.setCheckedState(checked);
}
});
_this.updateHalfState(checked);
}
};
this.getSelfChildrenValue = function () {
var result = [];
var join = function (pathValue, nodes) {
if (!nodes || !nodes.length) {
result.push(pathValue);
return;
}
(nodes || []).forEach(function (node) {
join(node.pathValue, node.children);
});
};
join(_this.pathValue, _this.children);
return result;
};
this.updateHalfState = function (checked) {
_this._halfChecked = _this._isHalfChecked();
_this._checked = _this._halfChecked ? false : checked;
};
// 直接设置选中状态
this.setCheckedProperty = function (checked) {
_this._checked = checked;
_this._halfChecked = false;
};
// 设置当前节点选中状态
this.setCheckedState = function (checked) {
var noNeedToUpdate = checked ? _this._checked : !_this._checked && !_this._halfChecked;
if (_this.disabled || noNeedToUpdate) {
return;
}
_this.setCheckedProperty(checked);
// 父子节点关联
if (!_this.config.changeOnSelect) {
_this._setNodeChildrenChecked(checked);
var parent_1 = _this.parent;
while (parent_1 && !parent_1.disabled) {
// 当半选状态时，设置_checked为false。保证点击半选状态的节点时，执行选中操作。
parent_1.updateHalfState(checked);
parent_1 = parent_1.parent;
}
}
};
// 忽略禁用设置选中状态
this.setCheckedStateIgnoreDisabled = function (checked) {
if (checked === Boolean(_this._checked)) {
return;
}
_this.setCheckedProperty(checked);
if (!_this.config.changeOnSelect) {
_this._setNodeChildrenChecked(checked, true);
var parent_2 = _this.parent;
while (parent_2) {
// 当半选状态时，设置_checked为false。保证点击半选状态的节点时，执行选中操作。
parent_2.updateHalfState(checked);
parent_2 = parent_2.parent;
}
}
};
/**
* 遍历节点的parent，获取当前节点的路径节点。
* node: { label: '1-1-1', parent: { label: '1-1', parent: { label: '1' }, ... }, ...}
* @return [node.parent.parent, node.parent, node]
* @memberof Store
*/
this.getPathNodes = function () {
var nodes = [_this];
var parent = _this.parent;
while (parent) {
nodes.unshift(parent);
parent = parent.parent;
}
return nodes;
};
this.getChildren = function () {
return _this.children;
};
this.setLoading = function (loading) {
_this.loading = loading;
if (loading || loading === undefined) {
_this.loaded = false;
}
if (loading === false) {
_this.loaded = true;
}
};
this.config = config || {};
this._initNode(data, parent || null);
}
return Node;
}());
export default Node;