MainActivity.kt

1package com.peachpasswords23import android.content.Intent4import android.graphics.Color as AndroidColor5import android.graphics.drawable.ColorDrawable6import android.os.Bundle7import androidx.activity.compose.setContent8import androidx.activity.enableEdgeToEdge9import androidx.compose.runtime.SideEffect10import androidx.compose.ui.unit.dp11import androidx.compose.ui.unit.Density12import androidx.compose.ui.platform.LocalDensity13import androidx.compose.ui.Modifier14import androidx.compose.runtime.CompositionLocalProvider15import androidx.compose.runtime.Composable16import androidx.compose.foundation.layout.fillMaxSize17import androidx.compose.foundation.layout.BoxWithConstraints18import androidx.compose.runtime.collectAsState19import androidx.compose.runtime.getValue20import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen21import androidx.core.view.WindowCompat22import androidx.fragment.app.FragmentActivity23import dagger.hilt.android.AndroidEntryPoint24import javax.inject.Inject25import com.peachpasswords.autofill.AutofillIntents26import com.peachpasswords.autofill.AutofillNavRepository27import com.peachpasswords.ui.PeachAppNavHost28import com.peachpasswords.ui.components.Favicons29import com.peachpasswords.ui.components.LocalFavicons30import com.peachpasswords.ui.components.QaFlags31import com.peachpasswords.ui.components.SecureWindowPolicy32import com.peachpasswords.ui.onboarding.ONBOARD_KEY33import com.peachpasswords.ui.onboarding.ONBOARD_PREFS34import com.peachpasswords.ui.onboarding.onboardingStartDestination35import com.peachpasswords.ui.theme.ACCENT_COLORS36import com.peachpasswords.ui.theme.DEFAULT_ACCENT37import com.peachpasswords.ui.theme.PeachTheme38import com.peachpasswords.updates.EXTRA_OPEN_UPDATE39import com.peachpasswords.updates.UpdateRepository40import com.peachpasswords.vault.VaultLockTimer41import com.peachpasswords.vault.VaultRepository4243// FragmentActivity (not ComponentActivity) so androidx BiometricPrompt can attach.44@AndroidEntryPoint45class MainActivity : FragmentActivity() {46    @Inject lateinit var vault: VaultRepository47    @Inject lateinit var favicons: Favicons48    @Inject lateinit var lockTimer: VaultLockTimer49    @Inject lateinit var updates: UpdateRepository50    @Inject lateinit var autofillNav: AutofillNavRepository5152    // Every touch/key event resets the idle auto-lock countdown (CF-1).53    override fun onUserInteraction() {54        super.onUserInteraction()55        lockTimer.poke()56    }5758    // launchMode="singleTask" reuses this instance across `adb shell am start`59    // relaunches, so the QA capture-bypass extra (see onCreate) needs to be60    // re-read here too, not just once at process start.61    override fun onNewIntent(intent: Intent) {62        super.onNewIntent(intent)63        setIntent(intent)64        routeIntent(intent)65        if (BuildConfig.DEBUG) {66            QaFlags.disableSecureCaptureForQa = intent.getBooleanExtra(67                QaFlags.EXTRA_DISABLE_SECURE_CAPTURE,68                false,69            )70        }71    }7273    override fun onCreate(savedInstanceState: Bundle?) {74        installSplashScreen()75        super.onCreate(savedInstanceState)7677        // Cold launch from the update notification (the warm case is onNewIntent).78        routeIntent(intent)7980        // Match the window fill to --bg so launch never flashes a lighter colour81        // before Compose draws, whatever the device's own day/night mode is.82        window.setBackgroundDrawable(ColorDrawable(AndroidColor.parseColor("#0C0A06")))8384        enableEdgeToEdge()8586        // Default to FLAG_SECURE immediately (before Compose draws) so there is87        // never an unprotected flash. The user's "allow screenshots" preference88        // is applied reactively inside setContent once settings are available.89        if (!BuildConfig.DEBUG) {90            SecureWindowPolicy.setUserSecure(window, true)91        } else {92            QaFlags.disableSecureCaptureForQa = intent.getBooleanExtra(93                QaFlags.EXTRA_DISABLE_SECURE_CAPTURE,94                false,95            )96        }9798        // Onboarding runs once, only on a fresh install with no vault yet.99        val onboarded = getSharedPreferences(ONBOARD_PREFS, MODE_PRIVATE)100            .getBoolean(ONBOARD_KEY, false)101        val start = onboardingStartDestination(hasVault = vault.hasVault(), onboarded = onboarded)102103        setContent {104            val settings by vault.settings.collectAsState()105            // enableEdgeToEdge() picks bar icon appearance from the device's own106            // day/night mode. Peach is always dark, so on a device in light mode107            // the icons would render dark-on-dark and vanish against our108            // background — reading as if the app ran under the status bar.109            SideEffect {110                WindowCompat.getInsetsController(window, window.decorView).apply {111                    isAppearanceLightStatusBars = false112                    isAppearanceLightNavigationBars = false113                }114            }115            val accent = ACCENT_COLORS[settings.accentColor] ?: DEFAULT_ACCENT116            SideEffect {117                if (!BuildConfig.DEBUG) {118                    SecureWindowPolicy.setUserSecure(window, !settings.allowScreenshots)119                }120            }121            CompositionLocalProvider(LocalFavicons provides favicons) {122                PeachTheme(123                    accent = accent,124                    reduceMotion = settings.reduceMotion,125                    textSize = settings.textSize,126                ) {127                    WideScreenScale {128                        PeachAppNavHost(startDestination = start, isUnlocked = vault.isUnlocked, uiGateLocked = vault.uiGateLocked)129                    }130                }131            }132        }133    }134}135136/** Layout width a phone gives us; anything past this is "extra" to spend. */137private val BASE_WIDTH = 411.dp138139/**140 * The single place a launch intent is interpreted, shared by cold launch141 * (`onCreate`) and warm relaunch (`onNewIntent`) — launchMode="singleTask" means142 * either can be the one that carries a shortcut tap, and the two paths silently143 * drifting apart is how the shortcut actions went unhandled in the first place.144 *145 * Everything here only records a request; nothing navigates. The nav host acts on146 * it once the vault is unlocked.147 */148private fun MainActivity.routeIntent(intent: Intent) {149    if (intent.getBooleanExtra(EXTRA_OPEN_UPDATE, false)) updates.requestOpen()150    forwardNewEntryRequest(intent)151    routeAction(intent.action)?.let(PendingActionQueue::request)152}153154/**155 * Pick up the "+ Create new entry" launcher from the autofill picker and stash156 * the prefill payload in [autofillNav]. The NavHost observes that flow and157 * navigates to the new-entry editor, mirroring the UpdateRepository pattern.158 */159private fun MainActivity.forwardNewEntryRequest(intent: Intent) {160    if (!intent.getBooleanExtra(AutofillIntents.EXTRA_OPEN_NEW_ENTRY, false)) return161    autofillNav.requestNewEntry(162        url = intent.getStringExtra(AutofillIntents.EXTRA_NEW_ENTRY_URL),163        username = intent.getStringExtra(AutofillIntents.EXTRA_NEW_ENTRY_USERNAME),164        email = intent.getStringExtra(AutofillIntents.EXTRA_NEW_ENTRY_EMAIL),165    )166}167168/** Cap on the up-scale — past this, big text stops reading as deliberate. */169private const val MAX_SCALE = 1.35f170171/**172 * On a foldable's inner screen the app was a stretched phone: phone-sized type173 * and rows with the surplus width absorbed as empty space. Scaling the density174 * grows every dp and sp together, so the same single-column layout simply reads175 * as a bigger screen — no per-screen breakpoints to keep in sync.176 *177 * Ceiling: a uniform scale, not real adaptive layout. If a screen ever wants a178 * genuinely different wide-screen arrangement it needs its own breakpoint.179 * No-op at or below [BASE_WIDTH], so phones are untouched.180 */181@Composable182private fun WideScreenScale(content: @Composable () -> Unit) {183    BoxWithConstraints(Modifier.fillMaxSize()) {184        val base = LocalDensity.current185        val scale = (maxWidth / BASE_WIDTH).coerceIn(1f, MAX_SCALE)186        if (scale == 1f) {187            content()188        } else {189            CompositionLocalProvider(190                LocalDensity provides Density(base.density * scale, base.fontScale),191                content = content,192            )193        }194    }195}