Sum up points for each hacker's event attendance in firebase queries

nwplus · Jan 9, 2025 · 80cec94 · 80cec94
1 parent d3dfe34
commit 80cec94
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Showing 2 changed files with 12 additions and 6 deletions.
diff --git a/utility/firebase.js b/utility/firebase.js
@@ -592,11 +592,10 @@ export const getHackerInfo = async (callback, hackathon, collection) => {
     .doc(hackathon)
     .collection(collection)
     .onSnapshot(snap => {
-      callback(
-        snap.docs.map(doc => {
-          return orderObj(flattenObj(filterHackerInfoFields(doc.data(), collection)))
-        })
-      )
+      const hackerInfoPromises = snap.docs.map(async doc => {
+        return orderObj(flattenObj(await filterHackerInfoFields(db, doc.data(), hackathon, collection)))
+      })
+      Promise.all(hackerInfoPromises).then(callback)
     })
   return res
 }

diff --git a/utility/utilities.js b/utility/utilities.js
@@ -100,7 +100,8 @@ const createStringFromSelection = (selection, other = '') => {
 }
 
 // Specifically for hacker info page - fixes/removes certain fields for table display
-export const filterHackerInfoFields = (obj, collection) => {
+// Take `db` as a parameter to avoid circular dependency with firebase.js
+export const filterHackerInfoFields = async (db, obj, hackathon, collection) => {
   let newObj = {}
   if (collection === 'Applicants') {
     delete obj.questionnaire?.eventsAttended
@@ -139,6 +140,12 @@ export const filterHackerInfoFields = (obj, collection) => {
     newObj.longAnswers3 = obj.skills?.longAnswers3 || false
 
     newObj.attendedEvents = obj.dayOf?.events?.map(e => e.eventName).join(', ') ?? ''
+
+    const dayOfDocsPromises = obj.dayOf?.events?.map(e =>
+      db.collection('Hackathons').doc(hackathon).collection('DayOf').doc(e.eventId).get()
+    )
+    const dayOfDocs = await Promise.all(dayOfDocsPromises ?? [])
+    newObj.points = dayOfDocs.reduce((acc, curr) => acc + Number(curr.data().points ?? 0), 0)
   } else if (collection === 'Projects') {
     newObj = { ...obj }
     delete newObj.grades