MainActivity.kt

1package com.peachpasswords23import android.content.Intent4import android.graphics.Color as AndroidColor5import android.graphics.drawable.ColorDrawable6import android.os.Bundle7import android.view.WindowManager8import androidx.activity.compose.setContent9import androidx.activity.enableEdgeToEdge10import androidx.compose.runtime.SideEffect11import androidx.compose.ui.unit.dp12import androidx.compose.ui.unit.Density13import androidx.compose.ui.platform.LocalDensity14import androidx.compose.ui.Modifier15import androidx.compose.runtime.CompositionLocalProvider16import androidx.compose.runtime.Composable17import androidx.compose.foundation.layout.fillMaxSize18import androidx.compose.foundation.layout.BoxWithConstraints19import androidx.compose.runtime.collectAsState20import androidx.compose.runtime.getValue21import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen22import androidx.core.view.WindowCompat23import androidx.fragment.app.FragmentActivity24import dagger.hilt.android.AndroidEntryPoint25import javax.inject.Inject26import com.peachpasswords.autofill.AutofillIntents27import com.peachpasswords.autofill.AutofillNavRepository28import com.peachpasswords.ui.PeachAppNavHost29import com.peachpasswords.ui.components.QaFlags30import com.peachpasswords.ui.onboarding.ONBOARD_KEY31import com.peachpasswords.ui.onboarding.ONBOARD_PREFS32import com.peachpasswords.ui.onboarding.onboardingStartDestination33import com.peachpasswords.ui.theme.ACCENT_COLORS34import com.peachpasswords.ui.theme.DEFAULT_ACCENT35import com.peachpasswords.ui.theme.PeachTheme36import com.peachpasswords.updates.EXTRA_OPEN_UPDATE37import com.peachpasswords.updates.UpdateRepository38import com.peachpasswords.vault.VaultLockTimer39import com.peachpasswords.vault.VaultRepository4041// FragmentActivity (not ComponentActivity) so androidx BiometricPrompt can attach.42@AndroidEntryPoint43class MainActivity : FragmentActivity() {44    @Inject lateinit var vault: VaultRepository45    @Inject lateinit var lockTimer: VaultLockTimer46    @Inject lateinit var updates: UpdateRepository47    @Inject lateinit var autofillNav: AutofillNavRepository4849    // Every touch/key event resets the idle auto-lock countdown (CF-1).50    override fun onUserInteraction() {51        super.onUserInteraction()52        lockTimer.poke()53    }5455    // launchMode="singleTask" reuses this instance across `adb shell am start`56    // relaunches, so the QA capture-bypass extra (see onCreate) needs to be57    // re-read here too, not just once at process start.58    override fun onNewIntent(intent: Intent) {59        super.onNewIntent(intent)60        setIntent(intent)61        routeIntent(intent)62        if (BuildConfig.DEBUG) {63            QaFlags.disableSecureCaptureForQa = intent.getBooleanExtra("qa_disable_secure_flag", false)64        }65    }6667    override fun onCreate(savedInstanceState: Bundle?) {68        installSplashScreen()69        super.onCreate(savedInstanceState)7071        // Cold launch from the update notification (the warm case is onNewIntent).72        routeIntent(intent)7374        // Match the window fill to --bg so launch never flashes a lighter colour75        // before Compose draws, whatever the device's own day/night mode is.76        window.setBackgroundDrawable(ColorDrawable(AndroidColor.parseColor("#0C0A06")))7778        enableEdgeToEdge()7980        // Block screenshots / recents thumbnails of the vault in release builds.81        if (!BuildConfig.DEBUG) {82            window.setFlags(83                WindowManager.LayoutParams.FLAG_SECURE,84                WindowManager.LayoutParams.FLAG_SECURE,85            )86        } else {87            // QA-only, debug-build-only: `adb shell am start -n <pkg>/.MainActivity88            // --ez qa_disable_secure_flag true` lets automated visual QA screenshot89            // otherwise-FLAG_SECURE screens (SecureFlagEffect). Off unless asked.90            QaFlags.disableSecureCaptureForQa = intent.getBooleanExtra("qa_disable_secure_flag", false)91        }9293        // Onboarding runs once, only on a fresh install with no vault yet.94        val onboarded = getSharedPreferences(ONBOARD_PREFS, MODE_PRIVATE)95            .getBoolean(ONBOARD_KEY, false)96        val start = onboardingStartDestination(hasVault = vault.hasVault(), onboarded = onboarded)9798        setContent {99            val settings by vault.settings.collectAsState()100            // enableEdgeToEdge() picks bar icon appearance from the device's own101            // day/night mode. Peach is always dark, so on a device in light mode102            // the icons would render dark-on-dark and vanish against our103            // background — reading as if the app ran under the status bar.104            SideEffect {105                WindowCompat.getInsetsController(window, window.decorView).apply {106                    isAppearanceLightStatusBars = false107                    isAppearanceLightNavigationBars = false108                }109            }110            val accent = ACCENT_COLORS[settings.accentColor] ?: DEFAULT_ACCENT111            PeachTheme(112                accent = accent,113                reduceMotion = settings.reduceMotion,114            ) {115                WideScreenScale {116                    PeachAppNavHost(startDestination = start, isUnlocked = vault.isUnlocked)117                }118            }119        }120    }121}122123/** Layout width a phone gives us; anything past this is "extra" to spend. */124private val BASE_WIDTH = 411.dp125126/**127 * The single place a launch intent is interpreted, shared by cold launch128 * (`onCreate`) and warm relaunch (`onNewIntent`) — launchMode="singleTask" means129 * either can be the one that carries a shortcut tap, and the two paths silently130 * drifting apart is how the shortcut actions went unhandled in the first place.131 *132 * Everything here only records a request; nothing navigates. The nav host acts on133 * it once the vault is unlocked.134 */135private fun MainActivity.routeIntent(intent: Intent) {136    if (intent.getBooleanExtra(EXTRA_OPEN_UPDATE, false)) updates.requestOpen()137    forwardNewEntryRequest(intent)138    routeAction(intent.action)?.let(PendingActionQueue::request)139}140141/**142 * Pick up the "+ Create new entry" launcher from the autofill picker and stash143 * the prefill payload in [autofillNav]. The NavHost observes that flow and144 * navigates to the new-entry editor, mirroring the UpdateRepository pattern.145 */146private fun MainActivity.forwardNewEntryRequest(intent: Intent) {147    if (!intent.getBooleanExtra(AutofillIntents.EXTRA_OPEN_NEW_ENTRY, false)) return148    autofillNav.requestNewEntry(149        url = intent.getStringExtra(AutofillIntents.EXTRA_NEW_ENTRY_URL),150        username = intent.getStringExtra(AutofillIntents.EXTRA_NEW_ENTRY_USERNAME),151        email = intent.getStringExtra(AutofillIntents.EXTRA_NEW_ENTRY_EMAIL),152    )153}154155/** Cap on the up-scale — past this, big text stops reading as deliberate. */156private const val MAX_SCALE = 1.35f157158/**159 * On a foldable's inner screen the app was a stretched phone: phone-sized type160 * and rows with the surplus width absorbed as empty space. Scaling the density161 * grows every dp and sp together, so the same single-column layout simply reads162 * as a bigger screen — no per-screen breakpoints to keep in sync.163 *164 * Ceiling: a uniform scale, not real adaptive layout. If a screen ever wants a165 * genuinely different wide-screen arrangement it needs its own breakpoint.166 * No-op at or below [BASE_WIDTH], so phones are untouched.167 */168@Composable169private fun WideScreenScale(content: @Composable () -> Unit) {170    BoxWithConstraints(Modifier.fillMaxSize()) {171        val base = LocalDensity.current172        val scale = (maxWidth / BASE_WIDTH).coerceIn(1f, MAX_SCALE)173        if (scale == 1f) {174            content()175        } else {176            CompositionLocalProvider(177                LocalDensity provides Density(base.density * scale, base.fontScale),178                content = content,179            )180        }181    }182}