From 8e449946d0cdf99a7595d4266e4391d2bf5a34a3 Mon Sep 17 00:00:00 2001
From: evana <yingwen@student.unimelb.edu.au>
Date: Sat, 23 May 2020 09:23:36 +1000
Subject: [PATCH] Upload New File

---
 couchDB/MapReduce/map.js | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 couchDB/MapReduce/map.js

diff --git a/couchDB/MapReduce/map.js b/couchDB/MapReduce/map.js
new file mode 100644
index 0000000..02ba257
--- /dev/null
+++ b/couchDB/MapReduce/map.js
@@ -0,0 +1,25 @@
+function (doc) {
+  var editDate = new Date(doc.created_at.split(" ")[0]);
+  var month = editDate.getMonth()+1;
+  var year = editDate.getFullYear();
+  var date = editDate.getDate();
+
+  if(year==2020){
+
+    if(date<=10){
+      stage='F'
+    }
+    else if(date<=20){
+      stage='M'
+    }
+    else{
+      stage='L'
+    }
+  if(doc.sentiment[0]<0)
+    emit([doc.state,'negative',month,stage],1)
+  else if(doc.sentiment[0]>0)
+    emit([doc.state,'positive',month,stage],1)  
+  else 
+    emit([doc.state,'neutral',month,stage],1)
+ 
+}}
\ No newline at end of file
-- 
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