feat:设备使用记录

nx/helper/index.js

@@ -1,5 +1,6 @@
 import test from './test.js'
 import { round } from './digit.js'
+import dayjs from 'dayjs'
 /**
  * @description 如果value小于min，取min；如果value大于max，取max
  * @param {number} min
@@ -741,7 +742,76 @@ function isJsonString(str) {
     return false
   }
 }
+/**
+ * 构造树型结构数据
+ * @param {*} data 数据源
+ * @param {*} id id字段 默认 'id'
+ * @param {*} parentId 父节点字段 默认 'parentId'
+ * @param {*} children 孩子节点字段 默认 'children'
+ */
+const handleTree = (data, id, parentId, children) => {
+  if (!Array.isArray(data)) {
+    console.warn('data must be an array')
+    return []
+  }
+  const config = {
+    id: id || 'id',
+    parentId: parentId || 'parentId',
+    childrenList: children || 'children'
+  }
 
+  const childrenListMap = {}
+  const nodeIds = {}
+  const tree = []
+
+  for (const d of data) {
+    const parentId = d[config.parentId]
+    if (childrenListMap[parentId] == null) {
+      childrenListMap[parentId] = []
+    }
+    nodeIds[d[config.id]] = d
+    childrenListMap[parentId].push(d)
+  }
+
+  for (const d of data) {
+    const parentId = d[config.parentId]
+    if (nodeIds[parentId] == null) {
+      tree.push(d)
+    }
+  }
+
+  for (const t of tree) {
+    adaptToChildrenList(t)
+  }
+
+  function adaptToChildrenList(o) {
+    if (childrenListMap[o[config.id]] !== null) {
+      o[config.childrenList] = childrenListMap[o[config.id]]
+    }
+    if (o[config.childrenList]) {
+      for (const c of o[config.childrenList]) {
+        adaptToChildrenList(c)
+      }
+    }
+  }
+
+  return tree
+}
+
+function formateToDate(date) {
+  if (date) {
+    return dayjs(date).format('YYYY-MM-DD')
+  } else {
+    return ''
+  }
+}
+function formateToDateTime(date) {
+  if (date) {
+    return dayjs(date).format('YYYY-MM-DD HH:mm:ss')
+  } else {
+    return ''
+  }
+}
 export default {
   range,
   getPx,
@@ -777,5 +847,8 @@ export default {
   uuid,
   replacer,
   reviver,
-  isJsonString
+  isJsonString,
+  handleTree,
+  formateToDate,
+  formateToDateTime
 }