Nama: Aaliyah Farah Adibah
NRP: 5025201070
Kelas: PPB I
Activity dan Intent : Dessert Clicker
Pada kali ini diminta untuk membuat sebuah aplikasi dengan activity dan intent seperti tutorial berikut .
Pertama, download starter pada link github berikut
Kedua, lengkapi kode sesuai tutorial dan run aplikasinya sehingga seperti berikut.
Berikut code lengkap aplikasinya: https://github.com/aaliyahfarah/PPB-Tugas-10
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| /* | |
| * Copyright (C) 2023 The Android Open Source Project | |
| * | |
| * Licensed under the Apache License, Version 2.0 (the "License"); | |
| * you may not use this file except in compliance with the License. | |
| * You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software | |
| * distributed under the License is distributed on an "AS IS" BASIS, | |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| * See the License for the specific language governing permissions and | |
| * limitations under the License. | |
| */ | |
| package com.example.dessertclicker | |
| import android.content.ActivityNotFoundException | |
| import android.content.Context | |
| import android.content.Intent | |
| import android.os.Bundle | |
| import android.util.Log | |
| import android.widget.Toast | |
| import androidx.activity.ComponentActivity | |
| import androidx.activity.compose.setContent | |
| import androidx.activity.enableEdgeToEdge | |
| import androidx.annotation.DrawableRes | |
| import androidx.compose.foundation.Image | |
| import androidx.compose.foundation.background | |
| import androidx.compose.foundation.clickable | |
| import androidx.compose.foundation.layout.Arrangement | |
| import androidx.compose.foundation.layout.Box | |
| import androidx.compose.foundation.layout.Column | |
| import androidx.compose.foundation.layout.Row | |
| import androidx.compose.foundation.layout.WindowInsets | |
| import androidx.compose.foundation.layout.asPaddingValues | |
| import androidx.compose.foundation.layout.calculateEndPadding | |
| import androidx.compose.foundation.layout.calculateStartPadding | |
| import androidx.compose.foundation.layout.fillMaxSize | |
| import androidx.compose.foundation.layout.fillMaxWidth | |
| import androidx.compose.foundation.layout.height | |
| import androidx.compose.foundation.layout.padding | |
| import androidx.compose.foundation.layout.safeDrawing | |
| import androidx.compose.foundation.layout.statusBarsPadding | |
| import androidx.compose.foundation.layout.width | |
| import androidx.compose.material.icons.Icons | |
| import androidx.compose.material.icons.filled.Share | |
| import androidx.compose.material3.Scaffold | |
| import androidx.compose.material3.Icon | |
| import androidx.compose.material3.IconButton | |
| import androidx.compose.material3.MaterialTheme | |
| import androidx.compose.material3.Surface | |
| import androidx.compose.material3.Text | |
| import androidx.compose.runtime.Composable | |
| import androidx.compose.runtime.getValue | |
| import androidx.compose.runtime.mutableStateOf | |
| 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.layout.ContentScale | |
| import androidx.compose.ui.platform.LocalContext | |
| import androidx.compose.ui.platform.LocalLayoutDirection | |
| import androidx.compose.ui.res.dimensionResource | |
| import androidx.compose.ui.res.painterResource | |
| import androidx.compose.ui.res.stringResource | |
| import androidx.compose.ui.text.style.TextAlign | |
| import androidx.compose.ui.tooling.preview.Preview | |
| import androidx.core.content.ContextCompat | |
| import com.example.dessertclicker.data.Datasource | |
| import com.example.dessertclicker.model.Dessert | |
| import com.example.dessertclicker.ui.theme.DessertClickerTheme | |
| // Tag for logging | |
| private const val TAG = "MainActivity" | |
| class MainActivity : ComponentActivity() { | |
| override fun onCreate(savedInstanceState: Bundle?) { | |
| enableEdgeToEdge() | |
| super.onCreate(savedInstanceState) | |
| Log.d(TAG, "onCreate Called") | |
| setContent { | |
| DessertClickerTheme { | |
| // A surface container using the 'background' color from the theme | |
| Surface( | |
| modifier = Modifier | |
| .fillMaxSize() | |
| .statusBarsPadding(), | |
| ) { | |
| DessertClickerApp(desserts = Datasource.dessertList) | |
| } | |
| } | |
| } | |
| } | |
| override fun onStart() { | |
| super.onStart() | |
| Log.d(TAG, "onStart Called") | |
| } | |
| override fun onResume() { | |
| super.onResume() | |
| Log.d(TAG, "onResume Called") | |
| } | |
| override fun onRestart() { | |
| super.onRestart() | |
| Log.d(TAG, "onRestart Called") | |
| } | |
| override fun onPause() { | |
| super.onPause() | |
| Log.d(TAG, "onPause Called") | |
| } | |
| override fun onStop() { | |
| super.onStop() | |
| Log.d(TAG, "onStop Called") | |
| } | |
| override fun onDestroy() { | |
| super.onDestroy() | |
| Log.d(TAG, "onDestroy Called") | |
| } | |
| } | |
| /** | |
| * Determine which dessert to show. | |
| */ | |
| fun determineDessertToShow( | |
| desserts: List<Dessert>, | |
| dessertsSold: Int | |
| ): Dessert { | |
| var dessertToShow = desserts.first() | |
| for (dessert in desserts) { | |
| if (dessertsSold >= dessert.startProductionAmount) { | |
| dessertToShow = dessert | |
| } else { | |
| // The list of desserts is sorted by startProductionAmount. As you sell more desserts, | |
| // you'll start producing more expensive desserts as determined by startProductionAmount | |
| // We know to break as soon as we see a dessert who's "startProductionAmount" is greater | |
| // than the amount sold. | |
| break | |
| } | |
| } | |
| return dessertToShow | |
| } | |
| /** | |
| * Share desserts sold information using ACTION_SEND intent | |
| */ | |
| private fun shareSoldDessertsInformation(intentContext: Context, dessertsSold: Int, revenue: Int) { | |
| val sendIntent = Intent().apply { | |
| action = Intent.ACTION_SEND | |
| putExtra( | |
| Intent.EXTRA_TEXT, | |
| intentContext.getString(R.string.share_text, dessertsSold, revenue) | |
| ) | |
| type = "text/plain" | |
| } | |
| val shareIntent = Intent.createChooser(sendIntent, null) | |
| try { | |
| ContextCompat.startActivity(intentContext, shareIntent, null) | |
| } catch (e: ActivityNotFoundException) { | |
| Toast.makeText( | |
| intentContext, | |
| intentContext.getString(R.string.sharing_not_available), | |
| Toast.LENGTH_LONG | |
| ).show() | |
| } | |
| } | |
| @Composable | |
| private fun DessertClickerApp( | |
| desserts: List<Dessert> | |
| ) { | |
| var revenue by rememberSaveable { mutableStateOf(0) } | |
| var dessertsSold by rememberSaveable { mutableStateOf(0) } | |
| val currentDessertIndex by rememberSaveable { mutableStateOf(0) } | |
| var currentDessertPrice by rememberSaveable { | |
| mutableStateOf(desserts[currentDessertIndex].price) | |
| } | |
| var currentDessertImageId by rememberSaveable { | |
| mutableStateOf(desserts[currentDessertIndex].imageId) | |
| } | |
| Scaffold( | |
| topBar = { | |
| val intentContext = LocalContext.current | |
| val layoutDirection = LocalLayoutDirection.current | |
| DessertClickerAppBar( | |
| onShareButtonClicked = { | |
| shareSoldDessertsInformation( | |
| intentContext = intentContext, | |
| dessertsSold = dessertsSold, | |
| revenue = revenue | |
| ) | |
| }, | |
| modifier = Modifier | |
| .fillMaxWidth() | |
| .padding( | |
| start = WindowInsets.safeDrawing.asPaddingValues() | |
| .calculateStartPadding(layoutDirection), | |
| end = WindowInsets.safeDrawing.asPaddingValues() | |
| .calculateEndPadding(layoutDirection), | |
| ) | |
| .background(MaterialTheme.colorScheme.primary) | |
| ) | |
| } | |
| ) { contentPadding -> | |
| DessertClickerScreen( | |
| revenue = revenue, | |
| dessertsSold = dessertsSold, | |
| dessertImageId = currentDessertImageId, | |
| onDessertClicked = { | |
| // Update the revenue | |
| revenue += currentDessertPrice | |
| dessertsSold++ | |
| // Show the next dessert | |
| val dessertToShow = determineDessertToShow(desserts, dessertsSold) | |
| currentDessertImageId = dessertToShow.imageId | |
| currentDessertPrice = dessertToShow.price | |
| }, | |
| modifier = Modifier.padding(contentPadding) | |
| ) | |
| } | |
| } | |
| @Composable | |
| private fun DessertClickerAppBar( | |
| onShareButtonClicked: () -> Unit, | |
| modifier: Modifier = Modifier | |
| ) { | |
| Row( | |
| modifier = modifier, | |
| horizontalArrangement = Arrangement.SpaceBetween, | |
| verticalAlignment = Alignment.CenterVertically, | |
| ) { | |
| Text( | |
| text = stringResource(R.string.app_name), | |
| modifier = Modifier.padding(start = dimensionResource(R.dimen.padding_medium)), | |
| color = MaterialTheme.colorScheme.onPrimary, | |
| style = MaterialTheme.typography.titleLarge, | |
| ) | |
| IconButton( | |
| onClick = onShareButtonClicked, | |
| modifier = Modifier.padding(end = dimensionResource(R.dimen.padding_medium)), | |
| ) { | |
| Icon( | |
| imageVector = Icons.Filled.Share, | |
| contentDescription = stringResource(R.string.share), | |
| tint = MaterialTheme.colorScheme.onPrimary | |
| ) | |
| } | |
| } | |
| } | |
| @Composable | |
| fun DessertClickerScreen( | |
| revenue: Int, | |
| dessertsSold: Int, | |
| @DrawableRes dessertImageId: Int, | |
| onDessertClicked: () -> Unit, | |
| modifier: Modifier = Modifier | |
| ) { | |
| Box(modifier = modifier) { | |
| Image( | |
| painter = painterResource(R.drawable.bakery_back), | |
| contentDescription = null, | |
| contentScale = ContentScale.Crop | |
| ) | |
| Column { | |
| Box( | |
| modifier = Modifier | |
| .weight(1f) | |
| .fillMaxWidth(), | |
| ) { | |
| Image( | |
| painter = painterResource(dessertImageId), | |
| contentDescription = null, | |
| modifier = Modifier | |
| .width(dimensionResource(R.dimen.image_size)) | |
| .height(dimensionResource(R.dimen.image_size)) | |
| .align(Alignment.Center) | |
| .clickable { onDessertClicked() }, | |
| contentScale = ContentScale.Crop, | |
| ) | |
| } | |
| TransactionInfo( | |
| revenue = revenue, | |
| dessertsSold = dessertsSold, | |
| modifier = Modifier.background(MaterialTheme.colorScheme.secondaryContainer) | |
| ) | |
| } | |
| } | |
| } | |
| @Composable | |
| private fun TransactionInfo( | |
| revenue: Int, | |
| dessertsSold: Int, | |
| modifier: Modifier = Modifier | |
| ) { | |
| Column(modifier = modifier) { | |
| DessertsSoldInfo( | |
| dessertsSold = dessertsSold, | |
| modifier = Modifier | |
| .fillMaxWidth() | |
| .padding(dimensionResource(R.dimen.padding_medium)) | |
| ) | |
| RevenueInfo( | |
| revenue = revenue, | |
| modifier = Modifier | |
| .fillMaxWidth() | |
| .padding(dimensionResource(R.dimen.padding_medium)) | |
| ) | |
| } | |
| } | |
| @Composable | |
| private fun RevenueInfo(revenue: Int, modifier: Modifier = Modifier) { | |
| Row( | |
| modifier = modifier, | |
| horizontalArrangement = Arrangement.SpaceBetween, | |
| ) { | |
| Text( | |
| text = stringResource(R.string.total_revenue), | |
| style = MaterialTheme.typography.headlineMedium, | |
| color = MaterialTheme.colorScheme.onSecondaryContainer | |
| ) | |
| Text( | |
| text = "$${revenue}", | |
| textAlign = TextAlign.Right, | |
| style = MaterialTheme.typography.headlineMedium, | |
| color = MaterialTheme.colorScheme.onSecondaryContainer | |
| ) | |
| } | |
| } | |
| @Composable | |
| private fun DessertsSoldInfo(dessertsSold: Int, modifier: Modifier = Modifier) { | |
| Row( | |
| modifier = modifier, | |
| horizontalArrangement = Arrangement.SpaceBetween, | |
| ) { | |
| Text( | |
| text = stringResource(R.string.dessert_sold), | |
| style = MaterialTheme.typography.titleLarge, | |
| color = MaterialTheme.colorScheme.onSecondaryContainer | |
| ) | |
| Text( | |
| text = dessertsSold.toString(), | |
| style = MaterialTheme.typography.titleLarge, | |
| color = MaterialTheme.colorScheme.onSecondaryContainer | |
| ) | |
| } | |
| } | |
| @Preview | |
| @Composable | |
| fun MyDessertClickerAppPreview() { | |
| DessertClickerTheme { | |
| DessertClickerApp(listOf(Dessert(R.drawable.cupcake, 5, 0))) | |
| } | |
| } |
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