Add an internal feature to search your contacts by ID/ACI/PNI.

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/internal/InternalSettingsFragment.kt

@@ -128,6 +128,14 @@ class InternalSettingsFragment : DSLSettingsFragment(R.string.preferences__inter
 
       sectionHeaderPref(DSLSettingsText.from("Miscellaneous"))
 
+      clickPref(
+        title = DSLSettingsText.from("Search for a recipient"),
+        summary = DSLSettingsText.from("Search by ID, ACI, or PNI."),
+        onClick = {
+          findNavController().safeNavigate(InternalSettingsFragmentDirections.actionInternalSettingsFragmentToInternalSearchFragment())
+        }
+      )
+
       switchPref(
         title = DSLSettingsText.from("'Internal Details' button"),
         summary = DSLSettingsText.from("Show a button in conversation settings that lets you see more information about a user."),

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/internal/search/InternalSearchFragment.kt

@@ -0,0 +1,140 @@
+/*
+ * Copyright 2023 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+@file:OptIn(ExperimentalMaterial3Api::class)
+
+package org.thoughtcrime.securesms.components.settings.app.internal.search
+
+import androidx.appcompat.app.AppCompatActivity
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.fragment.app.viewModels
+import kotlinx.collections.immutable.ImmutableList
+import kotlinx.collections.immutable.persistentListOf
+import org.signal.core.ui.theme.SignalTheme
+import org.thoughtcrime.securesms.compose.ComposeFragment
+import org.thoughtcrime.securesms.recipients.RecipientId
+import org.thoughtcrime.securesms.recipients.ui.bottomsheet.RecipientBottomSheetDialogFragment
+import java.util.UUID
+
+class InternalSearchFragment : ComposeFragment() {
+
+  val viewModel: InternalSearchViewModel by viewModels()
+
+  @Composable
+  override fun FragmentContent() {
+    val results: ImmutableList<InternalSearchResult> by viewModel.results
+    val query: String by viewModel.query
+
+    InternalSearchFragmentScreen(
+      query = query,
+      results = results,
+      onSearchUpdated = { viewModel.onQueryChanged(it) }
+    )
+  }
+}
+
+@Composable
+fun InternalSearchFragmentScreen(query: String, results: ImmutableList<InternalSearchResult>, onSearchUpdated: (String) -> Unit, modifier: Modifier = Modifier) {
+  LazyColumn(
+    modifier = modifier.fillMaxWidth()
+  ) {
+    item(key = -1) {
+      SearchBar(query, onSearchUpdated)
+    }
+    results.forEach { recipient ->
+      item(key = recipient.id) {
+        ResultItem(recipient)
+      }
+    }
+  }
+}
+
+@Composable
+fun SearchBar(query: String, onSearchUpdated: (String) -> Unit, modifier: Modifier = Modifier) {
+  TextField(
+    value = query,
+    onValueChange = onSearchUpdated,
+    placeholder = { Text(text = "Search by ID, ACI, or PNI") },
+    modifier = modifier.fillMaxWidth()
+  )
+}
+
+@Composable
+fun ResultItem(result: InternalSearchResult, modifier: Modifier = Modifier) {
+  val activity = LocalContext.current as? AppCompatActivity
+
+  Column(
+    modifier = modifier
+      .fillMaxWidth()
+      .clickable {
+        if (activity != null) {
+          RecipientBottomSheetDialogFragment.create(result.id, result.groupId).show(activity.supportFragmentManager, "TAG")
+        }
+      }
+      .padding(8.dp)
+  ) {
+    Text(text = result.name, style = MaterialTheme.typography.titleSmall)
+    Text(text = "ID: ${result.id}")
+    Text(text = "ACI: ${result.aci ?: "null"}")
+    Text(text = "PNI: ${result.pni ?: "null"}")
+  }
+}
+
+@Preview
+@Composable
+fun InternalSearchScreenPreviewLightTheme() {
+  SignalTheme(isDarkMode = false) {
+    Surface {
+      InternalSearchScreenPreview()
+    }
+  }
+}
+
+@Preview
+@Composable
+fun InternalSearchScreenPreviewDarkTheme() {
+  SignalTheme(isDarkMode = true) {
+    Surface {
+      InternalSearchScreenPreview()
+    }
+  }
+}
+
+@Composable
+fun InternalSearchScreenPreview() {
+  InternalSearchFragmentScreen(
+    query = "",
+    results = persistentListOf(
+      InternalSearchResult(
+        name = "Peter Parker",
+        id = RecipientId.from(1),
+        aci = UUID.randomUUID().toString(),
+        pni = UUID.randomUUID().toString()
+      ),
+      InternalSearchResult(
+        name = "Mary Jane",
+        id = RecipientId.from(2),
+        aci = UUID.randomUUID().toString(),
+        pni = null
+      )
+    ),
+    onSearchUpdated = {}
+  )
+}

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/internal/search/InternalSearchResult.kt

@@ -0,0 +1,17 @@
+/*
+ * Copyright 2023 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.thoughtcrime.securesms.components.settings.app.internal.search
+
+import org.thoughtcrime.securesms.groups.GroupId
+import org.thoughtcrime.securesms.recipients.RecipientId
+
+data class InternalSearchResult(
+  val name: String,
+  val id: RecipientId,
+  val aci: String? = null,
+  val pni: String? = null,
+  val groupId: GroupId? = null
+)

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/internal/search/InternalSearchViewModel.kt

@@ -0,0 +1,83 @@
+/*
+ * Copyright 2023 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.thoughtcrime.securesms.components.settings.app.internal.search
+
+import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.State
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.ViewModel
+import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
+import io.reactivex.rxjava3.disposables.CompositeDisposable
+import io.reactivex.rxjava3.kotlin.plusAssign
+import io.reactivex.rxjava3.schedulers.Schedulers
+import io.reactivex.rxjava3.subjects.BehaviorSubject
+import kotlinx.collections.immutable.ImmutableList
+import kotlinx.collections.immutable.persistentListOf
+import kotlinx.collections.immutable.toImmutableList
+import org.thoughtcrime.securesms.database.RecipientTable
+import org.thoughtcrime.securesms.database.SignalDatabase
+import org.thoughtcrime.securesms.database.model.RecipientRecord
+import java.util.concurrent.TimeUnit
+
+class InternalSearchViewModel : ViewModel() {
+
+  private val _results: MutableState<ImmutableList<InternalSearchResult>> = mutableStateOf(persistentListOf())
+  val results: State<ImmutableList<InternalSearchResult>> = _results
+
+  private val _query: MutableState<String> = mutableStateOf("")
+  val query: State<String> = _query
+
+  private val disposable: CompositeDisposable = CompositeDisposable()
+
+  private val querySubject: BehaviorSubject<String> = BehaviorSubject.create()
+
+  init {
+    disposable += querySubject
+      .distinctUntilChanged()
+      .debounce(250, TimeUnit.MILLISECONDS, Schedulers.io())
+      .observeOn(Schedulers.io())
+      .map { query ->
+        SignalDatabase.recipients.queryByInternalFields(query)
+          .map { record ->
+            InternalSearchResult(
+              id = record.id,
+              name = record.displayName(),
+              aci = record.serviceId?.toString(),
+              pni = record.pni.toString(),
+              groupId = record.groupId
+            )
+          }
+          .toImmutableList()
+      }
+      .observeOn(AndroidSchedulers.mainThread())
+      .subscribe { results ->
+        _results.value = results
+      }
+  }
+
+  fun onQueryChanged(value: String) {
+    _query.value = value
+    querySubject.onNext(value)
+  }
+
+  override fun onCleared() {
+    disposable.clear()
+  }
+
+  private fun RecipientRecord.displayName(): String {
+    return when {
+      this.groupType == RecipientTable.GroupType.SIGNAL_V1 -> "GV1::${this.groupId}"
+      this.groupType == RecipientTable.GroupType.SIGNAL_V2 -> "GV2::${this.groupId}"
+      this.groupType == RecipientTable.GroupType.MMS -> "MMS_GROUP::${this.groupId}"
+      this.groupType == RecipientTable.GroupType.DISTRIBUTION_LIST -> "DLIST::${this.distributionListId}"
+      this.systemDisplayName?.isNotBlank() == true -> this.systemDisplayName
+      this.signalProfileName.toString().isNotBlank() -> this.signalProfileName.serialize()
+      this.e164 != null -> this.e164
+      else -> "Unknown"
+    }
+  }
+}

app/src/main/java/org/thoughtcrime/securesms/database/RecipientTable.kt

@@ -23,6 +23,7 @@ import org.signal.core.util.optionalInt
 import org.signal.core.util.optionalLong
 import org.signal.core.util.optionalString
 import org.signal.core.util.or
+import org.signal.core.util.readToList
 import org.signal.core.util.readToSet
 import org.signal.core.util.readToSingleBoolean
 import org.signal.core.util.readToSingleLong
@@ -3140,6 +3141,21 @@ open class RecipientTable(context: Context, databaseHelper: SignalDatabase) : Da
     }
   }
 
+  fun queryByInternalFields(query: String): List<RecipientRecord> {
+    if (query.isBlank()) {
+      return emptyList()
+    }
+
+    return readableDatabase
+      .select()
+      .from(TABLE_NAME)
+      .where("$ID LIKE ? OR $SERVICE_ID LIKE ? OR $PNI_COLUMN LIKE ?", "%$query%", "%$query%", "%$query%")
+      .run()
+      .readToList { cursor ->
+        getRecord(context, cursor)
+      }
+  }
+
   fun getSignalContacts(includeSelf: Boolean): Cursor? {
     return getSignalContacts(includeSelf, "$SORT_NAME, $SYSTEM_JOINED_NAME, $SEARCH_PROFILE_NAME, $USERNAME, $PHONE")
   }

app/src/main/res/navigation/app_settings.xml

@@ -581,6 +581,9 @@
         <action
             android:id="@+id/action_internalSettingsFragment_to_storyDialogsLauncherFragment"
             app:destination="@id/storyDialogsLauncherFragment" />
+        <action
+            android:id="@+id/action_internalSettingsFragment_to_internalSearchFragment"
+            app:destination="@id/internalSearchFragment" />
     </fragment>
 
     <fragment
@@ -593,6 +596,11 @@
         android:name="org.thoughtcrime.securesms.components.settings.app.internal.InternalStoryDialogLauncherFragment"
         android:label="story_dialogs_launcher_fragment" />
 
+    <fragment
+        android:id="@+id/internalSearchFragment"
+        android:name="org.thoughtcrime.securesms.components.settings.app.internal.search.InternalSearchFragment"
+        android:label="internal_search_fragment" />
+
     <!-- endregion -->
 
     <!-- Subscriptions -->