intro: tell updates from new installs by setup having been done, so clearing data counts as new

gearslip/src/main/java/app/seb3thehacker/gearslip/ui/IntroScreen.kt

@@ -68,6 +68,8 @@ import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.TextUnit
 import androidx.compose.ui.unit.dp
 import app.seb3thehacker.gearslip.BuildConfig
+import app.seb3thehacker.gearslip.CertProvider
+import app.seb3thehacker.gearslip.AppSettings
 import androidx.compose.runtime.collectAsState
 import androidx.compose.ui.draw.clipToBounds
 import androidx.compose.ui.draw.drawWithContent
@@ -110,13 +112,16 @@ object Intro {
     val release: String = BuildConfig.VERSION_NAME.split('.').take(2).joinToString(".")
 
     /**
-     * True once per release for people who updated. A new install gets the setup guide instead:
-     * there's nothing "new" yet, so this release counts as seen and the next one shows.
+     * True once per release for people who used Gearslip before. A new install, or one with its
+     * data cleared, gets the setup guide instead: there's nothing "new" yet, so this release
+     * counts as seen and the next one shows. Install dates can't tell those apart, since
+     * clearing data keeps them, so this goes by what setup left behind; 0.2 saved the same.
      */
     fun due(context: Context): Boolean {
         if (context.getSharedPreferences(PREFS, Context.MODE_PRIVATE).getString(KEY_SEEN, null) == release) return false
-        val info = runCatching { context.packageManager.getPackageInfo(context.packageName, 0) }.getOrNull()
-        if (info != null && info.firstInstallTime == info.lastUpdateTime) {
+        val usedBefore = AppSettings.hasSeenPermissionsSetup(context) ||
+            AppSettings.hasSkippedCertSetup(context) || CertProvider.hasAnyCert(context)
+        if (!usedBefore) {
             markSeen(context)
             return false
         }