Nothing to see here, move on

feature/settings/src/main/java/com/sadellie/unitto/feature/settings/about/AboutScreen.kt

@@ -18,7 +18,6 @@
 
 package com.sadellie.unitto.feature.settings.about
 
-import android.widget.Toast
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.lazy.LazyColumn
@@ -42,44 +41,31 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
-import androidx.hilt.navigation.compose.hiltViewModel
-import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.sadellie.unitto.core.base.BuildConfig
 import com.sadellie.unitto.core.base.R
-import com.sadellie.unitto.core.ui.common.NavigateUpButton
-import com.sadellie.unitto.core.ui.common.EmptyScreen
 import com.sadellie.unitto.core.ui.common.ListItem
+import com.sadellie.unitto.core.ui.common.NavigateUpButton
 import com.sadellie.unitto.core.ui.common.ScaffoldWithLargeTopBar
 import com.sadellie.unitto.core.ui.openLink
-import com.sadellie.unitto.core.ui.showToast
-import com.sadellie.unitto.data.model.userprefs.AboutPreferences
-import com.sadellie.unitto.data.userprefs.AboutPreferencesImpl
 
 @Composable
 internal fun AboutRoute(
-    viewModel: AboutViewModel = hiltViewModel(),
     navigateUpAction: () -> Unit,
     navigateToThirdParty: () -> Unit,
+    navigateToEasterEgg: () -> Unit,
 ) {
-    when (val prefs = viewModel.prefs.collectAsStateWithLifecycle().value) {
-        null -> EmptyScreen()
-        else -> {
     AboutScreen(
-                prefs = prefs,
         navigateUpAction = navigateUpAction,
         navigateToThirdParty = navigateToThirdParty,
-                enableToolsExperiment = viewModel::enableToolsExperiment
+        navigateToEasterEgg = navigateToEasterEgg
     )
-        }
-    }
 }
 
 @Composable
 private fun AboutScreen(
-    prefs: AboutPreferences,
     navigateUpAction: () -> Unit,
     navigateToThirdParty: () -> Unit,
-    enableToolsExperiment: () -> Unit,
+    navigateToEasterEgg: () -> Unit,
 ) {
     val mContext = LocalContext.current
     var aboutItemClick: Int by rememberSaveable { mutableIntStateOf(0) }
@@ -157,16 +143,11 @@ private fun AboutScreen(
                     headlineText = stringResource(R.string.settings_version_name),
                     supportingText = "${BuildConfig.VERSION_NAME} (${BuildConfig.VERSION_CODE})",
                     modifier = Modifier.combinedClickable {
-                        if (prefs.enableToolsExperiment) {
-                            showToast(mContext, "Experiments features are already enabled!", Toast.LENGTH_LONG)
-                            return@combinedClickable
-                        }
-
                         aboutItemClick++
-                        if (aboutItemClick < 7) return@combinedClickable
-
-                        enableToolsExperiment()
-                        showToast(mContext, "Experimental features enabled!", Toast.LENGTH_LONG)
+                        if (aboutItemClick > 5) {
+                            aboutItemClick = 0
+                            navigateToEasterEgg()
+                        }
                     }
                 )
             }
@@ -195,11 +176,8 @@ private fun AboutScreen(
 @Composable
 fun PreviewAboutScreen() {
     AboutScreen(
-        prefs = AboutPreferencesImpl(
-            enableToolsExperiment = false
-        ),
         navigateUpAction = {},
         navigateToThirdParty = {},
-        enableToolsExperiment = {}
+        navigateToEasterEgg = {}
     )
 }

feature/settings/src/main/java/com/sadellie/unitto/feature/settings/about/AboutViewModel.kt

@@ -1,39 +0,0 @@
-/*
- * Unitto is a calculator for Android
- * Copyright (c) 2023-2024 Elshan Agaev
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.sadellie.unitto.feature.settings.about
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import com.sadellie.unitto.data.common.stateIn
-import com.sadellie.unitto.data.model.repository.UserPreferencesRepository
-import dagger.hilt.android.lifecycle.HiltViewModel
-import kotlinx.coroutines.launch
-import javax.inject.Inject
-
-@HiltViewModel
-internal class AboutViewModel @Inject constructor(
-    private val userPrefsRepository: UserPreferencesRepository,
-) : ViewModel() {
-    val prefs = userPrefsRepository.aboutPrefs
-        .stateIn(viewModelScope, null)
-
-    fun enableToolsExperiment() = viewModelScope.launch {
-        userPrefsRepository.updateToolsExperiment(true)
-    }
-}

feature/settings/src/main/java/com/sadellie/unitto/feature/settings/bouncingemoji/BouncingEmoji.kt

@@ -0,0 +1,243 @@
+/*
+ * Unitto is a calculator for Android
+ * Copyright (c) 2024 Elshan Agaev
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.sadellie.unitto.feature.settings.bouncingemoji
+
+import androidx.annotation.FloatRange
+import androidx.compose.animation.AnimatedContent
+import androidx.compose.animation.core.animateFloatAsState
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.animation.slideInVertically
+import androidx.compose.animation.slideOutVertically
+import androidx.compose.animation.togetherWith
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.BoxWithConstraints
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.offset
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.material3.LocalTextStyle
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableFloatStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.Density
+import androidx.compose.ui.unit.IntOffset
+import androidx.compose.ui.unit.dp
+import com.sadellie.unitto.core.ui.common.NavigateUpButton
+import com.sadellie.unitto.core.ui.common.ScaffoldWithTopBar
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.isActive
+import kotlin.math.absoluteValue
+import kotlin.math.roundToInt
+import kotlin.random.Random
+
+@Composable
+internal fun BouncingEmojiRoute(
+    navigateUpAction: () -> Unit,
+) {
+    ScaffoldWithTopBar(
+        title = { AnimatedText("Bouncy boy") },
+        navigationIcon = { NavigateUpButton(navigateUpAction) }
+    ) { paddingValues ->
+        BouncingEmojiScreen(
+            modifier = Modifier
+                .padding(paddingValues)
+                .fillMaxSize(),
+        )
+    }
+}
+
+/**
+ * @param modifier [Modifier] that will be applied to the surrounding [BoxWithConstraints].
+ * @param initialX Initial horizontal position. 0 means left, 1 means right.
+ * @param initialY Initial vertical position. 0 means top, 1 means bottom.
+ */
+@Composable
+private fun BouncingEmojiScreen(
+    modifier: Modifier,
+    @FloatRange(0.0, 1.0) initialX: Float = Random.nextFloat(),
+    @FloatRange(0.0, 1.0) initialY: Float = Random.nextFloat(),
+) {
+    val density = LocalDensity.current
+    var speed by remember { mutableFloatStateOf(1f) }
+
+    CompositionLocalProvider(
+        value = LocalDensity provides Density(density.density, fontScale = 1f)
+    ) {
+        BoxWithConstraints(
+            modifier = modifier.clickable {
+                speed = Random.nextFloat()
+            }
+        ) {
+            val width = constraints.maxWidth
+            val height = constraints.maxHeight
+            val ballSize = 96.dp
+            val ballSizePx = with(LocalDensity.current) { ballSize.toPx().roundToInt() }
+
+            var x by rememberSaveable { mutableFloatStateOf((width - ballSizePx) * initialX) }
+            var y by rememberSaveable { mutableFloatStateOf((height - ballSizePx) * initialY) }
+
+            val animatedX = animateFloatAsState(x)
+            val animatedY = animateFloatAsState(y)
+
+            var xSpeed by rememberSaveable { mutableFloatStateOf(10f) }
+            var ySpeed by rememberSaveable { mutableFloatStateOf(10f) }
+
+            var bounces by remember { mutableFloatStateOf(0f) }
+            var edgeHits by rememberSaveable { mutableFloatStateOf(0f) }
+            var emoji by remember { mutableStateOf("❤") }
+            var mood by remember { mutableStateOf("prepare for impact") }
+
+            Column(
+                modifier = Modifier.offset {
+                    IntOffset(
+                        animatedX.value.roundToInt(),
+                        animatedY.value.roundToInt()
+                    )
+                },
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                Box(
+                    modifier = Modifier
+                        .background(MaterialTheme.colorScheme.primaryContainer, CircleShape)
+                        .size(ballSize),
+                    contentAlignment = Alignment.Center
+                ) {
+                    AnimatedText(emoji, MaterialTheme.typography.displayMedium)
+                }
+                AnimatedText(mood)
+            }
+
+            Column {
+                AnimatedText("Speed: ${xSpeed.absoluteValue * speed}")
+                AnimatedText("Bounces: $bounces")
+                AnimatedText("Edge hits: $edgeHits")
+                AnimatedText("Luck: ${edgeHits / bounces}")
+            }
+
+            LaunchedEffect(
+                key1 = Unit,
+                key2 = speed
+            ) {
+                while (isActive) {
+                    x += xSpeed * speed
+                    y += ySpeed * speed
+
+                    val rightBounce = x > width - ballSizePx
+                    val leftBounce = x < 0
+                    val bottomBounce = y > height - ballSizePx
+                    val topBounce = y < 0
+                    var bouncedEdges = 0
+
+                    if (rightBounce || leftBounce) {
+                        xSpeed = -xSpeed
+                        bouncedEdges++
+                    }
+
+                    if (topBounce || bottomBounce) {
+                        ySpeed = -ySpeed
+                        bouncedEdges++
+                    }
+
+                    // Count edge hit as 1 bounce
+                    when(bouncedEdges) {
+                        2 -> {
+                            edgeHits++
+                            bounces++
+                            mood = winnerMood.random()
+                            emoji = winnerEmoji.random()
+                        }
+                        1 -> {
+                            bounces++
+                            mood = looserMood.random()
+                            emoji = looserEmoji.random()
+                        }
+                    }
+
+                    delay(1)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+private fun AnimatedText(
+    text: String,
+    style: TextStyle = LocalTextStyle.current
+) {
+    AnimatedContent(
+        targetState = text,
+        transitionSpec = {
+            slideInVertically { height -> height } + fadeIn() togetherWith
+                    slideOutVertically { height -> -height } + fadeOut()
+        }
+    ) {
+        Text(
+            text = it,
+            style = style,
+            color = MaterialTheme.colorScheme.onBackground
+        )
+    }
+}
+
+private val looserEmoji by lazy {
+    listOf("🤡", "😭", "👿", "💀", "💩")
+}
+
+private val winnerEmoji by lazy {
+    listOf("🤠", "🤑", "😎", "🥇")
+}
+
+private val looserMood by lazy {
+    listOf("sus", "bruh", "no cap", "fr fr", "vibing", "oof", "F", "mood", "L+ratio", "yeet")
+}
+
+private val winnerMood by lazy {
+    listOf("ayoo", "W", "skill", "sheeesh", "bro is cheating")
+}
+
+@Preview
+@Composable
+private fun PreviewBouncingEmojiScreen() {
+    BouncingEmojiScreen(
+        modifier = Modifier
+            .background(MaterialTheme.colorScheme.background)
+            .size(400.dp, 550.dp),
+        initialX = 0.5f,
+        initialY = 0.5f,
+    )
+}

feature/settings/src/main/java/com/sadellie/unitto/feature/settings/navigation/SettingsNavigation.kt

@@ -27,6 +27,7 @@ import com.sadellie.unitto.core.ui.unittoNavigation
 import com.sadellie.unitto.core.ui.unittoStackedComposable
 import com.sadellie.unitto.feature.settings.SettingsRoute
 import com.sadellie.unitto.feature.settings.about.AboutRoute
+import com.sadellie.unitto.feature.settings.bouncingemoji.BouncingEmojiRoute
 import com.sadellie.unitto.feature.settings.calculator.CalculatorSettingsRoute
 import com.sadellie.unitto.feature.settings.converter.ConverterSettingsRoute
 import com.sadellie.unitto.feature.settings.display.DisplayRoute
@@ -48,6 +49,7 @@ internal const val aboutRoute = "about_route"
 internal const val formattingRoute = "formatting_route"
 internal const val calculatorSettingsRoute = "calculator_settings_route"
 internal const val converterSettingsRoute = "converter_settings_route"
+internal const val bouncingEmoji = "bouncing_emoji_route"
 
 fun NavController.navigateToSettings() {
     navigate(DrawerItem.Settings.start)
@@ -123,7 +125,8 @@ fun NavGraphBuilder.settingGraph(
         unittoStackedComposable(aboutRoute) {
             AboutRoute(
                 navigateUpAction = navController::navigateUp,
-                navigateToThirdParty = { navController.navigate(thirdPartyRoute) }
+                navigateToThirdParty = { navController.navigate(thirdPartyRoute) },
+                navigateToEasterEgg = { navController.navigate(bouncingEmoji) },
             )
         }
 
@@ -132,5 +135,11 @@ fun NavGraphBuilder.settingGraph(
                 navigateUpAction = navController::navigateUp,
             )
         }
+
+        unittoStackedComposable(bouncingEmoji) {
+            BouncingEmojiRoute(
+                navigateUpAction = navController::navigateUp
+            )
+        }
     }
 }