feat: Financial statements dependency graph calculate.

server/src/utils/index.js

@@ -72,6 +72,30 @@ const promiseSerial = (funcs) => {
     Promise.resolve([]));
 }
 
+const flatToNestedArray = (data, config = { id: 'id', parentId: 'parent_id' }) => {
+  const map = {};
+  const nestedArray = [];
+  
+  data.forEach((item) => {
+    map[item[config.id]] = item;
+    map[item[config.id]].children = [];
+  });
+  
+  data.forEach((item) => {
+    const parentItemId = item[config.parentId];
+    
+    if (!item[config.parentId]) {
+      nestedArray.push(item);
+    }
+    if(parentItemId) {
+      map[parentItemId].children.push(item);
+    }
+  });
+  
+  return nestedArray;
+}
+
+
 export {
   hashPassword,
   origin,
@@ -80,4 +104,5 @@ export {
   mapValuesDeep,
   mapKeysDeep,
   promiseSerial,
+  flatToNestedArray,
 };