Initial commit

2020-06-15 10:58:47 +08:00
commit 4f1dfe7564
8590 changed files with 1516878 additions and 0 deletions
@@ -0,0 +1,18 @@
+var moment = require('moment');
+var _ = require('underscore');
+var helper = {};
+
+helper.substractOneUnit = function (timestamp, aggregation) {
+  if (!_.isNumber(timestamp)) {
+    return timestamp;
+  }
+
+  var result = moment.unix(timestamp).utc();
+  aggregation && aggregation === 'week'
+    ? result.subtract(1, 'day')
+    : result.subtract(1, aggregation);
+
+  return result.unix();
+};
+
+module.exports = helper;