Add build info screen

ui/src/main/java/de/mm20/launcher2/ui/settings/SettingsActivity.kt

@@ -32,6 +32,7 @@ import de.mm20.launcher2.ui.settings.main.MainSettingsScreen
 import de.mm20.launcher2.ui.settings.musicwidget.MusicWidgetSettingsScreen
 import de.mm20.launcher2.ui.settings.search.SearchSettingsScreen
 import de.mm20.launcher2.ui.settings.accounts.AccountsSettingsScreen
+import de.mm20.launcher2.ui.settings.buildinfo.BuildInfoSettingsScreen
 import de.mm20.launcher2.ui.settings.weatherwidget.WeatherWidgetSettingsScreen
 import de.mm20.launcher2.ui.settings.widgets.WidgetsSettingsScreen
 import de.mm20.launcher2.ui.settings.wikipedia.WikipediaSettingsScreen
@@ -120,6 +121,9 @@ class SettingsActivity : BaseActivity() {
                         composable("settings/about") {
                             AboutSettingsScreen()
                         }
+                        composable("settings/about/buildinfo") {
+                            BuildInfoSettingsScreen()
+                        }
                         composable("settings/debug") {
                             DebugSettingsScreen()
                         }

ui/src/main/java/de/mm20/launcher2/ui/settings/about/AboutSettingsScreen.kt

@@ -41,6 +41,13 @@ fun AboutSettingsScreen() {
                     title = stringResource(R.string.preference_version),
                     summary = appVersion
                 )
+                Preference(
+                    title = stringResource(R.string.preference_screen_buildinfo),
+                    summary = stringResource(R.string.preference_screen_buildinfo_summary),
+                    onClick = {
+                        navController?.navigate("settings/about/buildinfo")
+                    }
+                )
             }
         }
         item {

ui/src/main/java/de/mm20/launcher2/ui/settings/buildinfo/BuildInfoSettingsScreen.kt

@@ -0,0 +1,59 @@
+package de.mm20.launcher2.ui.settings.buildinfo
+
+import android.content.pm.PackageManager
+import android.os.Build
+import android.util.Base64
+import androidx.compose.runtime.*
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.lifecycle.viewmodel.compose.viewModel
+import de.mm20.launcher2.ui.BuildConfig
+import de.mm20.launcher2.ui.R
+import de.mm20.launcher2.ui.component.preferences.Preference
+import de.mm20.launcher2.ui.component.preferences.PreferenceCategory
+import de.mm20.launcher2.ui.component.preferences.PreferenceScreen
+import java.security.MessageDigest
+
+@Composable
+fun BuildInfoSettingsScreen() {
+    val viewModel: BuildInfoSettingsScreenVM = viewModel()
+    val context = LocalContext.current
+    PreferenceScreen(title = stringResource(R.string.preference_screen_buildinfo)) {
+        item {
+            Preference(title = "Build type", summary = BuildConfig.BUILD_TYPE)
+            var buildSignature by remember { mutableStateOf<String?>(null) }
+            LaunchedEffect(null) {
+                val signature = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+                    val pi = context.packageManager.getPackageInfo(
+                        context.packageName,
+                        PackageManager.GET_SIGNING_CERTIFICATES
+                    )
+                    pi.signingInfo.apkContentsSigners.firstOrNull()
+                } else {
+                    val pi = context.packageManager.getPackageInfo(
+                        context.packageName,
+                        PackageManager.GET_SIGNATURES
+                    )
+                    pi.signatures.firstOrNull()
+                }
+                val signatureHash = if (signature != null) {
+                    val digest = MessageDigest.getInstance("SHA")
+                    digest.update(signature.toByteArray())
+                    Base64.encodeToString(digest.digest(), Base64.NO_WRAP)
+                } else "null"
+                buildSignature = signatureHash
+            }
+            Preference(title = "Signature hash", summary = buildSignature)
+        }
+        item {
+            PreferenceCategory(title = "Features") {
+                for (feature in viewModel.buildFeatures) {
+                    Preference(
+                        title = feature.key,
+                        summary = if (feature.value) "YES" else "NO"
+                    )
+                }
+            }
+        }
+    }
+}

ui/src/main/java/de/mm20/launcher2/ui/settings/buildinfo/BuildInfoSettingsScreenVM.kt

@@ -0,0 +1,30 @@
+package de.mm20.launcher2.ui.settings.buildinfo
+
+import android.content.pm.PackageManager
+import android.os.Build
+import android.util.Base64
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.liveData
+import de.mm20.launcher2.accounts.AccountType
+import de.mm20.launcher2.accounts.AccountsRepository
+import de.mm20.launcher2.preferences.Settings.WeatherSettings.WeatherProvider
+import de.mm20.launcher2.weather.WeatherRepository
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
+import java.security.MessageDigest
+
+class BuildInfoSettingsScreenVM : ViewModel(), KoinComponent {
+    private val accountsRepository: AccountsRepository by inject()
+    private val weatherRepository: WeatherRepository by inject()
+
+    private val availableWeatherProviders = weatherRepository.getAvailableProviders()
+
+    val buildFeatures = mapOf(
+        "Accounts: Google" to accountsRepository.isSupported(AccountType.Google),
+        "Accounts: Microsoft" to accountsRepository.isSupported(AccountType.Microsoft),
+        "Weather providers: HERE" to availableWeatherProviders.contains(WeatherProvider.Here),
+        "Weather providers: Met No" to availableWeatherProviders.contains(WeatherProvider.MetNo),
+        "Weather providers: OpenWeatherMap" to availableWeatherProviders.contains(WeatherProvider.OpenWeatherMap),
+        "Weather providers: BrightSky" to availableWeatherProviders.contains(WeatherProvider.BrightSky),
+    )
+}