Add copy-and-edit functionality

app/build.gradle.kts

@@ -81,6 +81,7 @@ configure<org.jlleitschuh.gradle.ktlint.KtlintExtension> {
 }
 
 dependencies {
+    implementation(libs.appcompat)
     implementation(libs.activity.compose)
     implementation(libs.activity.ktx)
     implementation(platform(libs.compose.bom))

app/src/main/java/be/chvp/nanoledger/ui/add/AddActivity.kt

@@ -32,6 +32,7 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import be.chvp.nanoledger.R
+import be.chvp.nanoledger.ui.common.TRANSACTION_INDEX_KEY
 import be.chvp.nanoledger.ui.common.TransactionForm
 import be.chvp.nanoledger.ui.main.MainActivity
 import be.chvp.nanoledger.ui.theme.NanoLedgerTheme
@@ -45,6 +46,12 @@ class AddActivity() : ComponentActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+
+        if (getIntent().hasExtra(TRANSACTION_INDEX_KEY)) {
+            val transactionIndex = getIntent().getIntExtra(TRANSACTION_INDEX_KEY, 0)
+            addViewModel.loadTransactionFromIndex(transactionIndex)
+        }
+
         setContent {
             val context = LocalContext.current
             val scope = rememberCoroutineScope()

app/src/main/java/be/chvp/nanoledger/ui/add/AddViewModel.kt

@@ -9,6 +9,7 @@ import be.chvp.nanoledger.ui.util.Event
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.launch
+import java.util.Date
 import javax.inject.Inject
 
 @HiltViewModel
@@ -19,6 +20,12 @@ class AddViewModel
         preferencesDataSource: PreferencesDataSource,
         ledgerRepository: LedgerRepository,
     ) : TransactionFormViewModel(application, preferencesDataSource, ledgerRepository) {
+        fun loadTransactionFromIndex(index: Int) {
+            setFromTransaction(ledgerRepository.transactions.value!![index])
+            // When copying, set the date to today
+            setDate(Date())
+        }
+
         override fun save(onFinish: suspend () -> Unit) {
             val uri = preferencesDataSource.getFileUri()
             if (uri != null) {

app/src/main/java/be/chvp/nanoledger/ui/common/TransactionFormComponents.kt

@@ -54,6 +54,8 @@ import androidx.lifecycle.viewmodel.compose.viewModel
 import be.chvp.nanoledger.R
 import kotlinx.coroutines.launch
 
+val TRANSACTION_INDEX_KEY = "transaction_index"
+
 @Composable
 fun TransactionForm(
     viewModel: TransactionFormViewModel,

app/src/main/java/be/chvp/nanoledger/ui/common/TransactionFormViewModel.kt

@@ -8,6 +8,7 @@ import androidx.lifecycle.map
 import androidx.lifecycle.switchMap
 import be.chvp.nanoledger.data.LedgerRepository
 import be.chvp.nanoledger.data.PreferencesDataSource
+import be.chvp.nanoledger.data.Transaction
 import be.chvp.nanoledger.ui.util.Event
 import java.io.IOException
 import java.math.BigDecimal
@@ -155,10 +156,27 @@ abstract class TransactionFormViewModel
 
         abstract fun save(onFinish: suspend () -> Unit)
 
+        fun setFromTransaction(transaction: Transaction) {
+            setDate(transaction.date)
+            setStatus(transaction.status ?: "")
+            setPayee(transaction.payee)
+            setNote(transaction.note ?: "")
+
+            transaction.postings.forEachIndexed { i, posting ->
+                setAccount(i, posting.account)
+                setCurrency(i, posting.amount?.currency ?: "")
+                setAmount(i, posting.amount?.quantity ?: "")
+            }
+        }
+
         fun setDate(dateMillis: Long) {
             _date.value = Date(dateMillis)
         }
 
+        fun setDate(newDate: Date) {
+            _date.value = newDate
+        }
+
         fun setDate(newDate: String) {
             val parsed = dateFormat.parse(newDate, ParsePosition(0))
             if (parsed != null) {

app/src/main/java/be/chvp/nanoledger/ui/edit/EditActivity.kt

@@ -32,15 +32,14 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import be.chvp.nanoledger.R
+import be.chvp.nanoledger.ui.common.TRANSACTION_INDEX_KEY
 import be.chvp.nanoledger.ui.common.TransactionForm
 import be.chvp.nanoledger.ui.main.MainActivity
 import be.chvp.nanoledger.ui.theme.NanoLedgerTheme
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.launch
 
-val TRANSACTION_INDEX_KEY = "transaction_index"
-
 @AndroidEntryPoint
 class EditActivity() : ComponentActivity() {
     private val editViewModel: EditViewModel by viewModels()
@@ -53,7 +52,7 @@ class EditActivity() : ComponentActivity() {
             finish()
         }
         val transactionIndex = getIntent().getIntExtra(TRANSACTION_INDEX_KEY, 0)
-        editViewModel.setFromIndex(transactionIndex)
+        editViewModel.loadTransactionFromIndex(transactionIndex)
 
         setContent {
             val context = LocalContext.current
@@ -65,10 +64,9 @@ class EditActivity() : ComponentActivity() {
                 finish()
                 startActivity(Intent(context, MainActivity::class.java).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP))
             }
-            val loading by editViewModel.loading.observeAsState()
             val saving by editViewModel.saving.observeAsState()
             val valid by editViewModel.valid.observeAsState()
-            val enabled = !(saving ?: true) && (valid ?: false) && !(loading ?: true)
+            val enabled = !(saving ?: true) && (valid ?: false)
             NanoLedgerTheme {
                 Scaffold(
                     topBar = { Bar() },
@@ -96,7 +94,7 @@ class EditActivity() : ComponentActivity() {
                                     MaterialTheme.colorScheme.surface
                                 },
                         ) {
-                            if (saving ?: true || loading ?: true) {
+                            if (saving ?: true) {
                                 CircularProgressIndicator(
                                     color = MaterialTheme.colorScheme.secondary,
                                     trackColor = MaterialTheme.colorScheme.surfaceVariant,

app/src/main/java/be/chvp/nanoledger/ui/edit/EditViewModel.kt

@@ -1,8 +1,6 @@
 package be.chvp.nanoledger.ui.edit
 
 import android.app.Application
-import androidx.lifecycle.LiveData
-import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.viewModelScope
 import be.chvp.nanoledger.data.LedgerRepository
 import be.chvp.nanoledger.data.PreferencesDataSource
@@ -24,24 +22,9 @@ class EditViewModel
     ) : TransactionFormViewModel(application, preferencesDataSource, ledgerRepository) {
         private lateinit var sourceTransaction: Transaction
 
-        private val _loading = MutableLiveData<Boolean>(true)
-        val loading: LiveData<Boolean> = _loading
-
-        fun setFromIndex(index: Int) {
+        fun loadTransactionFromIndex(index: Int) {
             sourceTransaction = ledgerRepository.transactions.value!![index]
-
-            setDate(sourceTransaction.date)
-            setStatus(sourceTransaction.status ?: "")
-            setPayee(sourceTransaction.payee)
-            setNote(sourceTransaction.note ?: "")
-
-            sourceTransaction.postings.forEachIndexed { i, posting ->
-                setAccount(i, posting.account)
-                setCurrency(i, posting.amount?.currency ?: "")
-                setAmount(i, posting.amount?.quantity ?: "")
-            }
-
-            _loading.value = false
+            setFromTransaction(sourceTransaction)
         }
 
         override fun save(onFinish: suspend () -> Unit) {

app/src/main/java/be/chvp/nanoledger/ui/main/MainActivity.kt

@@ -49,6 +49,7 @@ import androidx.compose.ui.focus.focusRequester
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalSoftwareKeyboardController
+import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextAlign
@@ -57,8 +58,8 @@ import androidx.compose.ui.unit.dp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import be.chvp.nanoledger.R
 import be.chvp.nanoledger.ui.add.AddActivity
+import be.chvp.nanoledger.ui.common.TRANSACTION_INDEX_KEY
 import be.chvp.nanoledger.ui.edit.EditActivity
-import be.chvp.nanoledger.ui.edit.TRANSACTION_INDEX_KEY
 import be.chvp.nanoledger.ui.preferences.PreferencesActivity
 import be.chvp.nanoledger.ui.theme.NanoLedgerTheme
 import dagger.hilt.android.AndroidEntryPoint
@@ -303,6 +304,14 @@ fun SelectionBar(mainViewModel: MainViewModel = viewModel()) {
         },
         title = { },
         actions = {
+            IconButton(onClick = {
+                val intent = Intent(context, AddActivity::class.java)
+                intent.putExtra(TRANSACTION_INDEX_KEY, selected!!)
+                mainViewModel.toggleSelect(selected!!)
+                context.startActivity(intent)
+            }) {
+                Icon(painterResource(R.drawable.baseline_difference_24), contentDescription = stringResource(R.string.copy_and_edit))
+            }
             IconButton(onClick = {
                 val intent = Intent(context, EditActivity::class.java)
                 intent.putExtra(TRANSACTION_INDEX_KEY, selected!!)

app/src/main/res/drawable/baseline_difference_24.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M18,23H4c-1.1,0 -2,-0.9 -2,-2V7h2v14h14V23zM15,1H8C6.9,1 6.01,1.9 6.01,3L6,17c0,1.1 0.89,2 1.99,2H19c1.1,0 2,-0.9 2,-2V7L15,1zM16.5,15h-6v-2h6V15zM16.5,9h-2v2h-2V9h-2V7h2V5h2v2h2V9z"/>
+</vector>

app/src/main/res/values/strings.xml

@@ -7,6 +7,7 @@
     <string name="cancel">Cancel</string>
     <string name="change_default_currency">Change default currency</string>
     <string name="copy">Copy</string>
+    <string name="copy_and_edit">Copy and edit</string>
     <string name="currency_amount_order">Order of currency and amount</string>
     <string name="currency_order_after">Currency after amount</string>
     <string name="currency_order_before">Currency before amount</string>

gradle/libs.versions.toml

@@ -1,22 +1,24 @@
 [versions]
+activity = "1.9.2"
 agp = "8.7.0"
-kotlin = "2.0.20"
-ksp = "2.0.20-1.0.25"
-hilt = "2.52"
+androidx-test-ext-junit = "1.2.1"
+appcompat = "1.7.0"
+compose-bom = "2024.09.03"
 core-ktx = "1.13.1"
+espresso-core = "3.6.1"
+hilt = "2.52"
 junit = "4.13.2"
+kotlin = "2.0.20"
+ksp = "2.0.20-1.0.25"
 ktlint = "12.1.1"
-androidx-test-ext-junit = "1.2.1"
-espresso-core = "3.6.1"
 lifecycle = "2.8.6"
-activity = "1.9.2"
-compose-bom = "2024.09.03"
 material = "1.12.0"
 
 [libraries]
 activity-compose = { group = "androidx.activity", name = "activity-compose", version.ref = "activity" }
 activity-ktx = { group = "androidx.activity", name = "activity-ktx", version.ref = "activity" }
 androidx-test-ext-junit = { group = "androidx.test.ext", name = "junit", version.ref = "androidx-test-ext-junit" }
+appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "appcompat" }
 compose-bom = { group = "androidx.compose", name = "compose-bom", version.ref = "compose-bom" }
 compose-material-icons-extended = { group = "androidx.compose.material", name = "material-icons-extended" }
 compose-material3 = { group = "androidx.compose.material3", name = "material3" }