refactor: use globalFileUsage instead of achievement to append in reason

Fetching achievements is a time consuming operation and globalFileUsage gives the similar result in optimal time

app/build.gradle.kts

@@ -347,6 +347,7 @@ dependencies {
     // Kotlin + coroutines
     implementation(libs.androidx.work.runtime.ktx)
     implementation(libs.androidx.work.runtime)
+    implementation(libs.kotlinx.coroutines.rx2)
     testImplementation(libs.androidx.work.testing)
 
     //Glide

app/src/main/java/fr/free/nrw/commons/delete/ReasonBuilder.kt

@@ -2,22 +2,19 @@ package fr.free.nrw.commons.delete
 
 import android.annotation.SuppressLint
 import android.content.Context
-import android.util.Log
-
-import fr.free.nrw.commons.utils.DateUtil
-import java.util.Locale
-
-import javax.inject.Inject
-import javax.inject.Singleton
-
 import fr.free.nrw.commons.Media
 import fr.free.nrw.commons.R
-import fr.free.nrw.commons.profile.achievements.FeedbackResponse
 import fr.free.nrw.commons.auth.SessionManager
 import fr.free.nrw.commons.mwapi.OkHttpJsonApiClient
+import fr.free.nrw.commons.utils.DateUtil
 import fr.free.nrw.commons.utils.ViewUtilWrapper
 import io.reactivex.Single
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.rx2.rxSingle
 import timber.log.Timber
+import java.util.Locale
+import javax.inject.Inject
+import javax.inject.Singleton
 
 /**
  * This class handles the reason for deleting a Media object
@@ -30,6 +27,8 @@ class ReasonBuilder @Inject constructor(
     private val viewUtilWrapper: ViewUtilWrapper
 ) {
 
+    private val defaultFileUsagePageSize = 10
+
     /**
      * To process the reason and append the media's upload date and uploaded_by_me string
      * @param media
@@ -41,7 +40,7 @@ class ReasonBuilder @Inject constructor(
             return Single.just("Not known")
         }
         Timber.d("Fetching article number")
-        return fetchArticleNumber(media, reason)
+        return getAndAppendFileUsage(media, reason)
     }
 
     /**
@@ -56,31 +55,36 @@ class ReasonBuilder @Inject constructor(
         }
     }
 
-    private fun fetchArticleNumber(media: Media, reason: String): Single<String> {
+    private fun getAndAppendFileUsage(media: Media, reason: String): Single<String> {
-        return if (checkAccount()) {
+        return rxSingle(context = Dispatchers.IO) {
-            Timber.d("Fetching achievements for ${sessionManager.userName}")
+            if (!checkAccount()) return@rxSingle ""
-            okHttpJsonApiClient
+
-                .getAchievements(sessionManager.userName)
+            try {
-                .map { feedbackResponse ->
+                val globalFileUsage = okHttpJsonApiClient.getGlobalFileUsages(
-                    Timber.d("Feedback Response: $feedbackResponse")
+                    fileName = media.filename,
-                    appendArticlesUsed(feedbackResponse, media, reason)
+                    pageSize = defaultFileUsagePageSize
+                )
+                val globalUsages = globalFileUsage?.query?.pages?.sumOf { it.fileUsage.size } ?: 0
+
+                appendArticlesUsed(globalUsages, media, reason)
+            } catch (e: Exception) {
+                Timber.e(e, "Error fetching file usage")
+                throw e
             }
-        } else {
-            Single.just("")
         }
     }
 
     /**
-     * Takes the uploaded_by_me string, the upload date, name of articles using images
+     * Takes the uploaded_by_me string, the upload date, no. of articles using images
      * and appends it to the received reason
-     * @param feedBack object
+     * @param fileUsages No. of files/articles using this image
      * @param media whose upload data is to be fetched
-     * @param reason
+     * @param reason string to be appended
      */
     @SuppressLint("StringFormatInvalid")
-    private fun appendArticlesUsed(feedBack: FeedbackResponse, media: Media, reason: String): String {
+    private fun appendArticlesUsed(fileUsages: Int, media: Media, reason: String): String {
         val reason1Template = context.getString(R.string.uploaded_by_myself)
-        return reason + String.format(Locale.getDefault(), reason1Template, prettyUploadedDate(media), feedBack.articlesUsingImages)
+        return reason + String.format(Locale.getDefault(), reason1Template, prettyUploadedDate(media), fileUsages)
             .also { Timber.i("New Reason %s", it) }
     }
 

app/src/main/res/values/strings.xml

@@ -431,7 +431,7 @@
   <string name="deletion_reason_no_longer_want_public">I changed my mind, I don\'t want it to be publicly visible anymore</string>
   <string name="deletion_reason_not_interesting">Sorry this picture is not interesting for an encyclopedia</string>
 
-  <string name="uploaded_by_myself">Uploaded by myself on %1$s, used in %2$d article(s).</string>
+  <string name="uploaded_by_myself">Uploaded by myself on %1$s, used in %2$d article(s) at least.</string>
 
   <string name="no_uploads">Welcome to Commons!\n
 Upload your first media by tapping on the add button.</string>

gradle/libs.versions.toml

@@ -16,6 +16,7 @@ constraintlayout = "1.1.3"
 coordinates2country = "1.8"
 dexcount = "4.0.0"
 githubTripletPlay = "2.7.2"
+kotlinxCoroutinesRx2 = "1.8.0"
 osmdroidAndroid = "6.1.17"
 testCore = "1.4.0"
 coreKtx = "1.9.0"
@@ -127,6 +128,7 @@ dagger-compiler = { module = "com.google.dagger:dagger-compiler", version.ref =
 facebook-fresco = { module = "com.facebook.fresco:fresco", version.ref = "frescoVersion" }
 glide-compiler = { module = "com.github.bumptech.glide:compiler", version.ref = "glide" }
 glide = { module = "com.github.bumptech.glide:glide", version.ref = "glide" }
+kotlinx-coroutines-rx2 = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-rx2", version.ref = "kotlinxCoroutinesRx2" }
 photoview = { module = "com.github.chrisbanes:PhotoView", version.ref = "photoviewVersion" }
 
 # RxJava and Reactive Programming