Remove community field from question schema

README.md

@@ -30,4 +30,4 @@ Navigate to [localhost:3000](http://localhost:3000) in your preferred browser.
 The schemas for the database are documented in the directory `server/models/schema`.
 A class diagram for the schema definition is linked below:
 
-https://drive.google.com/file/d/1W0-bXBFXSd81ZJYxVlYHQ--JJetGBdhv/view?usp=sharing
+https://drive.google.com/file/d/1c4RFD-MW9UC3w10rGNp_bjD5Y4gq0kTg/view?usp=sharing

client/src/components/main/communityPage/community/breadcrumb/communityBreadcrumb.tsx

@@ -1,4 +1,4 @@
-import useCommunityBreadcrumb from '../../../../../hooks/useCommunityBreadcrumb';
+import useCommunityDetails from '../../../../../hooks/useCommunityDetails';
 import { CommunitySubpageType } from '../../../../../types';
 import './communityBreadcrumb.css';
 
@@ -23,7 +23,7 @@ const CommunityBreadcrumb = ({
   paddingLeftOverride?: number;
 }) => {
   const { handleNavigateToCommunity, handleNavigateToCommunityList, communityTitle } =
-    useCommunityBreadcrumb({
+    useCommunityDetails({
       communityID,
       objectID,
       subPageType,

client/src/components/main/questionPage/question/index.tsx

@@ -1,4 +1,3 @@
-import React from 'react';
 import { useNavigate } from 'react-router-dom';
 import './index.css';
 import { getMetaData } from '../../../../tool';
@@ -25,7 +24,10 @@ interface QuestionProps {
  */
 const QuestionView = ({ q }: QuestionProps) => {
   const navigate = useNavigate();
-  const community = useCommunityDetails(q.community);
+  const { handleNavigateToCommunity, communityTitle } = useCommunityDetails({
+    objectID: q._id,
+    subPageType: 'Question',
+  });
   const { frame, title } = useEquippedRewards(q.askedBy);
 
   /**
@@ -76,14 +78,14 @@ const QuestionView = ({ q }: QuestionProps) => {
             </button>
           ))}
         </div>
-        {community && (
+        {communityTitle && (
           <div
             className='question_community'
             onClick={e => {
               e.stopPropagation();
-              navigate(`/community/${community._id}`);
+              handleNavigateToCommunity();
             }}>
-            <span className='community_label'>Community:</span> {community.name}
+            <span className='community_label'>Community:</span> {communityTitle}
           </div>
         )}
       </div>

client/src/hooks/useCommunityDetails.ts

@@ -1,37 +1,80 @@
 import { useEffect, useState } from 'react';
-import { getCommunityDetails } from '../services/communityService';
-import { Community } from '../types';
+import { useNavigate } from 'react-router-dom';
+import { getCommunityByObjectId, getCommunityDetails } from '../services/communityService';
+import { CommunityObjectType, CommunitySubpageType } from '../types';
 
 /**
- * Custom hook to fetch and manage community details by ID.
- *
- * @param communityId - The ID of the community to fetch details for.
- * @returns The community details or `null` if not available.
+ * Hook for handling the logic for retrieving community details for a community object.
+ * @param communityID - The ID of the community the user is navigating.
+ * @param objectID - The ID of the object within a community that the user is viewing.
+ * @param subPageType - The type of subpage the user is in within a community.
+ * @returns handleNavigateToCommunity - Function that navigates the user to the community page of
+ *                                      the community with the communityID
+ * @returns handleNavigateToCommunityList - Function that navigates the user to the community list page
+ * @returns communityTitle - The title of the community the user is in.
  */
-const useCommunityDetails = (communityId?: string) => {
-  const [community, setCommunity] = useState<Community | null>(null);
+const useCommunityDetails = ({
+  communityID,
+  objectID,
+  subPageType,
+}: {
+  communityID?: string;
+  objectID?: string;
+  subPageType?: CommunitySubpageType;
+}) => {
+  const navigate = useNavigate();
+  const [communityTitle, setCommunityTitle] = useState<string>('');
+  const [fetchedCommuntiyId, setFetchedCommunityId] = useState<string>(communityID || '');
 
   useEffect(() => {
-    // If communityId is not defined, skip fetching
-    if (!communityId) {
-      setCommunity(null);
-      return;
-    }
-
-    const fetchCommunity = async () => {
-      try {
-        const data = await getCommunityDetails(communityId);
-        setCommunity(data);
-      } catch (error) {
-        // eslint-disable-next-line no-console
-        console.error(`Failed to fetch details for community ID: ${communityId}`, error);
+    const fetchCommunityTitle = async () => {
+      if (communityID) {
+        try {
+          const community = await getCommunityDetails(communityID);
+          setCommunityTitle(community.name);
+        } catch (error) {
+          // eslint-disable-next-line no-console
+          console.error('failed to fetch community by id');
+        }
+      } else if (objectID) {
+        try {
+          // if subPageType is 'Community', 'New Article', or 'New Poll', communityID should already be provided
+          if (subPageType === 'Article' || subPageType === 'Poll' || subPageType === 'Question') {
+            const community = await getCommunityByObjectId(
+              objectID,
+              subPageType as CommunityObjectType,
+            );
+            setCommunityTitle(community.name);
+            setFetchedCommunityId(community._id!);
+          }
+        } catch (error) {
+          setCommunityTitle('');
+        }
       }
     };
 
-    fetchCommunity();
-  }, [communityId]);
+    fetchCommunityTitle();
+  }, [communityID, objectID, subPageType]);
+
+  /**
+   * Function to navigate to the community page of the community with communityID
+   */
+  const handleNavigateToCommunity = () => {
+    navigate(`/community/${fetchedCommuntiyId}`);
+  };
+
+  /**
+   * Function to navigate to the community list
+   */
+  const handleNavigateToCommunityList = () => {
+    navigate(`/community`);
+  };
 
-  return community;
+  return {
+    handleNavigateToCommunity,
+    handleNavigateToCommunityList,
+    communityTitle,
+  };
 };
 
 export default useCommunityDetails;

client/src/hooks/useCommunityPage.ts

@@ -168,7 +168,7 @@ const useCommunityPage = () => {
     }
 
     setSearchedAndSortedArticles(updatedArticles);
-  }, [articles, articleSortOption, searchedAndSortedArticles, searchBarValue]);
+  }, [articles, articleSortOption, searchBarValue]);
 
   /**
    * Function to handle changes in the input field.

client/src/types.ts

@@ -116,7 +116,6 @@ export interface Answer {
  * - downVotes - An array of usernames who downvoted the question.
  * - comments - Comments associated with the question.
  * - subscribers - The usernames of subscribed users
- * - community - The id of the community that the question belongs to.
  */
 export interface Question {
   _id?: string;
@@ -131,7 +130,6 @@ export interface Question {
   downVotes: string[];
   comments: Comment[];
   subscribers: string[];
-  community?: string;
 }
 
 /**

server/models/schema/question.ts

@@ -38,7 +38,6 @@ const questionSchema: Schema = new Schema(
     downVotes: [{ type: String }],
     comments: [{ type: Schema.Types.ObjectId, ref: 'Comment' }],
     subscribers: [{ type: String }],
-    community: { type: Schema.Types.ObjectId, ref: 'Community' },
   },
   { collection: 'Question' },
 );

server/populate_db.ts

@@ -257,17 +257,6 @@ async function questionCreate(
   return await QuestionModel.create(questionDetail);
 }
 
-/**
- * Associate a community with a Question by updating the Question.
- */
-async function associateQuestionWithCommunity(question: Question, community: Community) {
-  return await QuestionModel.findByIdAndUpdate(
-    { _id: question._id },
-    { community: community },
-    { new: true },
-  );
-}
-
 /**
  * Creates a new PollOption document in the database.
  *
@@ -568,14 +557,14 @@ const populate = async () => {
     const U3 = await userCreate('abhi3241', 'se35ls($knf^%^gxe', 30, [], [], '', '', [N5_1, N6_1], []);
     const U4 = await userCreate('alia', 'OverflowAccount', 0, [], [], '', '', [], []);
     const U5 = await userCreate('monkeyABC', 'password', 20, [], [], '', '', [N1_3, N5_2], []);
-    const U6 = await userCreate('elephantCDE', 'elephantsForLife', 4000, [FRAMES[0].name, FRAMES[1].name], [], '', '', [N6_2, N1_4, N4_2, N6_3], []);
+    const U6 = await userCreate('elephantCDE', 'elephantsForLife', 4998, [FRAMES[0].name, FRAMES[1].name], [CHAL1_REWARD, CHAL3_REWARD], '', '', [N6_2, N1_4, N4_2, N6_3], []);
     const U7 = await userCreate('abaya', '1234567890', 150, [], [], '', '', [N2_3], []);
     const U8 = await userCreate('mackson3332', 'verystronglongpassword', 30, [], [], '', '', [N3_2], []);
 
     const po1_promise = [
       pollOptionCreate('Windows', [U2.username, U3.username]), 
       pollOptionCreate('macOS', [U4.username, U5.username, U7.username]), 
-      pollOptionCreate('Linux', [U6.username]), 
+      pollOptionCreate('Linux', []), 
       pollOptionCreate('Other', []),
     ];
     const p1_options = await Promise.all(po1_promise);
@@ -596,7 +585,7 @@ const populate = async () => {
     ];
     const p3_options = await Promise.all(po3_promise);
 
-    const P1 = await pollCreate(P1_TITLE, p1_options, U1.username, new Date('2024-10-30'), new Date('2024-11-26'), false);
+    const P1 = await pollCreate(P1_TITLE, p1_options, U1.username, new Date('2024-10-30'), new Date('2024-12-06'), false);
     const P2 = await pollCreate(P2_TITLE, p2_options, U2.username, new Date(), new Date('2024-11-23'), false);
     const P3 = await pollCreate(P3_TITLE, p3_options, U3.username, new Date(), new Date('2024-11-11'), true);
 
@@ -614,9 +603,9 @@ const populate = async () => {
 
     const U9 = await userCreate('communityMember', 'pass1234', 0, [], [], '', '', [N7, N8, N9, N10], []);
 
-    const COM1 = await communityCreate('Tech Enthusiasts', [U1, U2, U3, U4, U9].map(u => u.username), [Q4], [P1], [ART1, ART2, ART4, ART5]);
-    const COM2 = await communityCreate('CS Majors', [U4, U5, U6, U7, U9].map(u => u.username), [Q1, Q2, Q3], [P2, P3], [ART3]);
-    const COM3 = await communityCreate('Northeastern CS4950', [U8, U4].map(u => u.username), [], [], []);
+    await communityCreate('Tech Enthusiasts', [U1, U2, U3, U4, U9].map(u => u.username), [Q4], [P1], [ART1, ART2, ART4, ART5]);
+    await communityCreate('CS Majors', [U4, U5, U6, U7, U9].map(u => u.username), [Q1, Q2, Q3], [P2, P3], [ART3]);
+    await communityCreate('Northeastern CS4950', [U8, U4].map(u => u.username), [], [], []);
 
     // challenges
     const CHAL1 = await challengeCreate(CHAL1_DESCRIPTION, CHAL1_AMT, 'answer', CHAL1_REWARD);
@@ -645,10 +634,12 @@ const populate = async () => {
     await userChallengeCreate(U2.username, CHAL5, []); // in progress (0/10)
     await userChallengeCreate(U2.username, CHAL6, [...tenDates, ...tenDates]) // in progress (20/25) (upvotes)
 
-    await associateQuestionWithCommunity(Q4, COM1);
-    await associateQuestionWithCommunity(Q1, COM2);
-    await associateQuestionWithCommunity(Q2, COM2);
-    await associateQuestionWithCommunity(Q3, COM2);
+    await userChallengeCreate(U6.username, CHAL1, [currentDate]); // completed (1/1)
+    await userChallengeCreate(U6.username, CHAL2, [...fiveDates, currentDate, currentDate, currentDate, currentDate]); // in progress (9/10)
+    await userChallengeCreate(U6.username, CHAL3, [currentDate]); // completed (1/1)
+    await userChallengeCreate(U6.username, CHAL4, [currentDate]); // in progress (1/5)
+    await userChallengeCreate(U6.username, CHAL5, []); // in progress (0/10)
+    await userChallengeCreate(U6.username, CHAL6, [...tenDates, ...tenDates, currentDate, currentDate, currentDate]) // in progress (23/25) (upvotes)
 
     console.log('Database populated');
   } catch (err) {

server/tests/application.spec.ts

@@ -1916,7 +1916,6 @@ describe('application module', () => {
           expect(false).toBeTruthy();
         } else {
           expect(result._id?.toString()).toBe(fixedQuestionId.toString());
-          expect(result.community?.toString()).toBe(mockCommunityId.toString());
           expect(result.text).toBe('Sample Question');
         }
       });

server/types.ts

@@ -67,7 +67,6 @@ export interface Tag {
  * - downVotes - An array of usernames that have downvoted the question.
  * - comments - Object IDs of comments that have been added to the question by users, or comments themselves if populated.
  * - subscribers - The usernames of subscribed users
- * - community - The community the question belongs to
  */
 export interface Question {
   _id?: ObjectId;
@@ -82,7 +81,6 @@ export interface Question {
   downVotes: string[];
   comments: Comment[] | ObjectId[];
   subscribers: string[];
-  community?: Community;
 }
 
 /**