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components/da-tree/utils.ts

@@ -0,0 +1,150 @@
+/** 未选 */
+export const unCheckedStatus = 0
+/** 半选 */
+export const halfCheckedStatus = 1
+/** 选中 */
+export const isCheckedStatus = 2
+
+/**
+ * 深拷贝内容
+ * @param originData 拷贝对象
+ * @author crlang(https://crlang.com)
+ */
+export function deepClone(originData) {
+  const type = Object.prototype.toString.call(originData)
+  let data
+  if (type === '[object Array]') {
+    data = []
+    for (let i = 0; i < originData.length; i++) {
+      data.push(deepClone(originData[i]))
+    }
+  } else if (type === '[object Object]') {
+    data = {}
+    for (const prop in originData) {
+      // eslint-disable-next-line no-prototype-builtins
+      if (originData.hasOwnProperty(prop)) { // 非继承属性
+        data[prop] = deepClone(originData[prop])
+      }
+    }
+  } else {
+    data = originData
+  }
+  return data
+}
+
+/**
+ * 获取所有指定的节点
+ * @param type
+ * @param value
+ * @author crlang(https://crlang.com)
+ */
+export function getAllNodes(list, type, value, packDisabledkey = true) {
+  if (!list || list.length === 0) {
+    return []
+  }
+
+  const res = []
+  for (let i = 0; i < list.length; i++) {
+    const item = list[i]
+    if (item[type] === value) {
+      if ((packDisabledkey && item.disabled) || !item.disabled) {
+        res.push(item)
+      }
+    }
+  }
+
+  return res
+}
+
+/**
+ * 获取所有指定的key值
+ * @param type
+ * @param value
+ * @author crlang(https://crlang.com)
+ */
+export function getAllNodeKeys(list, type, value, packDisabledkey = true) {
+  if (!list || list.length === 0) {
+    return null
+  }
+
+  const res = []
+  for (let i = 0; i < list.length; i++) {
+    const item = list[i]
+    if (item[type] === value) {
+      if ((packDisabledkey && item.disabled) || !item.disabled) {
+        res.push(item.key)
+      }
+    }
+  }
+
+  return res.length ? res : null
+}
+
+/**
+ * 错误输出
+ *
+ * @param msg
+ */
+export function logError(msg, ...args) {
+  console.error(`DaTree: ${msg}`, ...args)
+}
+
+const toString = Object.prototype.toString
+
+export function is(val, type) {
+  return toString.call(val) === `[object ${type}]`
+}
+
+/**
+ * 是否对象(Object)
+ * @param val
+
+ */
+export function isObject(val) {
+  return val !== null && is(val, 'Object')
+}
+
+/**
+ * 是否数字(Number)
+ * @param val
+
+ */
+export function isNumber(val) {
+  return is(val, 'Number')
+}
+
+/**
+ * 是否字符串(String)
+ * @param val
+
+ */
+export function isString(val) {
+  return is(val, 'String')
+}
+
+/**
+ * 是否函数方法(Function)
+ * @param val
+
+ */
+export function isFunction(val) {
+  return typeof val === 'function'
+}
+
+/**
+ * 是否布尔(Boolean)
+ * @param val
+
+ */
+export function isBoolean(val) {
+  return is(val, 'Boolean')
+}
+
+/**
+ * 是否数组(Array)
+ * @param val
+
+ */
+export function isArray(val) {
+  return val && Array.isArray(val)
+}