From 63e48d99ca685d5bcd77475a1d7917294f42e6ff Mon Sep 17 00:00:00 2001
From: MartinBraquet <martin.braquet@gmail.com>
Date: Wed, 26 Nov 2025 15:19:28 +0100
Subject: [PATCH] Do not show compat score if one hasn't answered any question

---
 backend/api/src/compatible-profiles.ts        | 31 ++++++++++---------
 common/src/profiles/compatibility-score.ts    | 10 ++++++
 .../compatibility-questions-display.tsx       |  3 +-
 3 files changed, 27 insertions(+), 17 deletions(-)

diff --git a/backend/api/src/compatible-profiles.ts b/backend/api/src/compatible-profiles.ts
index c8180fb5..90559809 100644
--- a/backend/api/src/compatible-profiles.ts
+++ b/backend/api/src/compatible-profiles.ts
@@ -1,20 +1,17 @@
-import { groupBy, sortBy } from 'lodash'
-import { APIError, type APIHandler } from 'api/helpers/endpoint'
-import { getCompatibilityScore } from 'common/profiles/compatibility-score'
-import {
-  getProfile,
-  getCompatibilityAnswers,
-  getGenderCompatibleProfiles,
-} from 'shared/profiles/supabase'
-import { log } from 'shared/utils'
+import {groupBy, sortBy} from 'lodash'
+import {APIError, type APIHandler} from 'api/helpers/endpoint'
+import {getCompatibilityScore, hasAnsweredQuestions} from 'common/profiles/compatibility-score'
+import {getCompatibilityAnswers, getGenderCompatibleProfiles, getProfile,} from 'shared/profiles/supabase'
+import {log} from 'shared/utils'
 
-export const getCompatibleProfilesHandler: APIHandler<
-  'compatible-profiles'
-> = async (props) => {
-  return getCompatibleProfiles(props.userId)
+export const getCompatibleProfilesHandler: APIHandler<'compatible-profiles'> = async (props) => {
+  return getCompatibleProfiles(props.userId, false)
 }
 
-export const getCompatibleProfiles = async (userId: string) => {
+export const getCompatibleProfiles = async (
+  userId: string,
+  includeProfilesWithoutPromptAnswers: boolean = true,
+) => {
   const profile = await getProfile(userId)
 
   log('got profile', {
@@ -25,7 +22,7 @@ export const getCompatibleProfiles = async (userId: string) => {
 
   if (!profile) throw new APIError(404, 'Profile not found')
 
-  const profiles = await getGenderCompatibleProfiles(profile)
+  let profiles = await getGenderCompatibleProfiles(profile)
 
   const profileAnswers = await getCompatibilityAnswers([
     userId,
@@ -34,6 +31,10 @@ export const getCompatibleProfiles = async (userId: string) => {
   log('got profile answers ' + profileAnswers.length)
 
   const answersByUserId = groupBy(profileAnswers, 'creator_id')
+  if (!includeProfilesWithoutPromptAnswers) {
+    profiles = profiles.filter((l) => hasAnsweredQuestions(answersByUserId[l.user_id]))
+    if (!hasAnsweredQuestions(answersByUserId[profile.user_id])) profiles = []
+  }
   const profileCompatibilityScores = Object.fromEntries(
     profiles.map(
       (l) =>
diff --git a/common/src/profiles/compatibility-score.ts b/common/src/profiles/compatibility-score.ts
index 081b6abb..2af91192 100644
--- a/common/src/profiles/compatibility-score.ts
+++ b/common/src/profiles/compatibility-score.ts
@@ -143,3 +143,13 @@ export const getProfilesCompatibilityFactor = (
   multiplier *= areLocationCompatible(profile1, profile2) ? 1 : 0.1
   return multiplier
 }
+
+export const hasAnsweredQuestions = (
+  questions: rowFor<'compatibility_answers'>[],
+) => {
+  if (!questions?.length) return false
+  for (const question of questions) {
+    if (question.importance >= 0) return true
+  }
+  return false
+}
diff --git a/web/components/answers/compatibility-questions-display.tsx b/web/components/answers/compatibility-questions-display.tsx
index 21a84930..3f635b87 100644
--- a/web/components/answers/compatibility-questions-display.tsx
+++ b/web/components/answers/compatibility-questions-display.tsx
@@ -119,8 +119,7 @@ export function CompatibilityQuestionsDisplay(props: {
 
   const currentUser = useUser()
   const comparedUserId = fromProfilePage?.user_id ?? currentUser?.id
-  const {compatibilityAnswers: comparedAnswers} =
-    useUserCompatibilityAnswers(comparedUserId)
+  const {compatibilityAnswers: comparedAnswers} = useUserCompatibilityAnswers(comparedUserId)
   const questionIdToComparedAnswer = keyBy(comparedAnswers, 'question_id')
 
   const sortedAndFilteredAnswers = sortBy(