Initial commit: Pezkuwi Wallet Android

Security hardened release:
- Code obfuscation enabled (minifyEnabled=true, shrinkResources=true)
- Sensitive files excluded (google-services.json, keystores)
- Branch.io key moved to BuildConfig placeholder
- Updated dependencies: OkHttp 4.12.0, Gson 2.10.1, BouncyCastle 1.77
- Comprehensive ProGuard rules for crypto wallet
- Navigation 2.7.7, Lifecycle 2.7.0, ConstraintLayout 2.1.4

feature-currency-api/.gitignore

@@ -0,0 +1 @@
+/build

feature-currency-api/build.gradle

@@ -0,0 +1,19 @@
+
+android {
+    namespace 'io.novafoundation.nova.feature_currency_api'
+}
+
+dependencies {
+    implementation coroutinesDep
+    implementation project(':core-db')
+    implementation project(':runtime')
+    implementation project(":common")
+
+    implementation daggerDep
+
+    implementation substrateSdkDep
+
+    implementation androidDep
+
+    api project(':core-api')
+} 

feature-currency-api/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

feature-currency-api/src/main/AndroidManifest.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest />

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/di/CurrencyFeatureApi.kt

@@ -0,0 +1,11 @@
+package io.novafoundation.nova.feature_currency_api.di
+
+import io.novafoundation.nova.feature_currency_api.domain.CurrencyInteractor
+import io.novafoundation.nova.feature_currency_api.domain.interfaces.CurrencyRepository
+
+interface CurrencyFeatureApi {
+
+    fun currencyInteractor(): CurrencyInteractor
+
+    fun currencyRepository(): CurrencyRepository
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/domain/CurrencyCategory.kt

@@ -0,0 +1,5 @@
+package io.novafoundation.nova.feature_currency_api.domain
+
+enum class CurrencyCategory {
+    FIAT, FIAT_POPULAR, CRYPTO
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/domain/CurrencyInteractor.kt

@@ -0,0 +1,18 @@
+package io.novafoundation.nova.feature_currency_api.domain
+
+import io.novafoundation.nova.common.list.GroupedList
+import io.novafoundation.nova.feature_currency_api.domain.model.Currency
+import kotlinx.coroutines.flow.Flow
+
+interface CurrencyInteractor {
+
+    suspend fun syncCurrencies()
+
+    fun observeCurrencies(): Flow<GroupedList<CurrencyCategory, Currency>>
+
+    fun observeSelectCurrency(): Flow<Currency>
+
+    suspend fun getSelectedCurrency(): Currency
+
+    suspend fun selectCurrency(currencyId: Int)
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/domain/interfaces/CurrencyRepository.kt

@@ -0,0 +1,17 @@
+package io.novafoundation.nova.feature_currency_api.domain.interfaces
+
+import io.novafoundation.nova.feature_currency_api.domain.model.Currency
+import kotlinx.coroutines.flow.Flow
+
+interface CurrencyRepository {
+
+    suspend fun syncCurrencies()
+
+    fun observeCurrencies(): Flow<List<Currency>>
+
+    fun observeSelectCurrency(): Flow<Currency>
+
+    suspend fun selectCurrency(currencyId: Int)
+
+    suspend fun getSelectedCurrency(): Currency
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/domain/model/Currency.kt

@@ -0,0 +1,17 @@
+package io.novafoundation.nova.feature_currency_api.domain.model
+
+data class Currency(
+    val code: String,
+    val name: String,
+    val symbol: String?,
+    val category: Category,
+    val popular: Boolean,
+    val id: Int,
+    val coingeckoId: String,
+    val selected: Boolean,
+) {
+
+    enum class Category {
+        FIAT, CRYPTO
+    }
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/presentation/CurrencyRouter.kt

@@ -0,0 +1,8 @@
+package io.novafoundation.nova.feature_currency_api.presentation
+
+import io.novafoundation.nova.common.navigation.ReturnableRouter
+
+interface CurrencyRouter : ReturnableRouter {
+
+    fun returnToWallet()
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/presentation/formatters/CurrencyFormatters.kt

@@ -0,0 +1,41 @@
+package io.novafoundation.nova.feature_currency_api.presentation.formatters
+
+import io.novafoundation.nova.common.utils.formatting.currencyFormatter
+import io.novafoundation.nova.common.utils.formatting.formatWithFullAmount
+import io.novafoundation.nova.common.utils.formatting.simpleCurrencyFormatter
+import io.novafoundation.nova.feature_currency_api.domain.model.Currency
+import java.math.BigDecimal
+import java.math.RoundingMode
+
+private val currencyFormatter = currencyFormatter()
+private val simpleCurrencyFormatter = simpleCurrencyFormatter()
+
+@Deprecated("Use FiatFormatter instead")
+fun BigDecimal.formatAsCurrencyNoAbbreviation(currency: Currency): String {
+    return formatCurrencySymbol(currency.symbol, currency.code) + this.formatWithFullAmount()
+}
+
+@Deprecated("Use FiatFormatter instead")
+fun BigDecimal.formatAsCurrency(currency: Currency, roundingMode: RoundingMode = RoundingMode.FLOOR): String {
+    return formatAsCurrency(currency.symbol, currency.code, roundingMode)
+}
+
+@Deprecated("Use FiatFormatter instead")
+fun BigDecimal.simpleFormatAsCurrency(currency: Currency, roundingMode: RoundingMode = RoundingMode.FLOOR): String {
+    return simpleFormatAsCurrency(currency.symbol, currency.code, roundingMode)
+}
+
+@Deprecated("Use FiatFormatter instead")
+fun BigDecimal.formatAsCurrency(symbol: String?, code: String, roundingMode: RoundingMode = RoundingMode.FLOOR): String {
+    return formatCurrencySymbol(symbol, code) + currencyFormatter.format(this, roundingMode)
+}
+
+@Deprecated("Use FiatFormatter instead")
+fun BigDecimal.simpleFormatAsCurrency(symbol: String?, code: String, roundingMode: RoundingMode = RoundingMode.FLOOR): String {
+    return formatCurrencySymbol(symbol, code) + simpleCurrencyFormatter.format(this, roundingMode)
+}
+
+@Deprecated("Use FiatFormatter instead")
+private fun formatCurrencySymbol(symbol: String?, code: String): String {
+    return symbol ?: "$code "
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/presentation/mapper/CurrencyMapper.kt

@@ -0,0 +1,37 @@
+package io.novafoundation.nova.feature_currency_api.presentation.mapper
+
+import io.novafoundation.nova.core_db.model.CurrencyLocal
+import io.novafoundation.nova.feature_currency_api.domain.model.Currency
+import io.novafoundation.nova.feature_currency_api.presentation.model.CurrencyModel
+
+fun mapCurrencyToUI(currency: Currency): CurrencyModel {
+    return CurrencyModel(
+        id = currency.id,
+        displayCode = currency.symbol ?: currency.code,
+        code = currency.code,
+        name = currency.name,
+        isSelected = currency.selected
+    )
+}
+
+fun mapCurrencyFromLocal(local: CurrencyLocal): Currency {
+    return with(local) {
+        Currency(
+            code = code,
+            name = name,
+            symbol = symbol,
+            category = mapCurrencyCategoryFromLocal(category),
+            popular = popular,
+            id = id,
+            coingeckoId = coingeckoId,
+            selected = selected
+        )
+    }
+}
+
+private fun mapCurrencyCategoryFromLocal(local: CurrencyLocal.Category): Currency.Category {
+    return when (local) {
+        CurrencyLocal.Category.CRYPTO -> Currency.Category.CRYPTO
+        CurrencyLocal.Category.FIAT -> Currency.Category.FIAT
+    }
+}

feature-currency-api/src/main/java/io/novafoundation/nova/feature_currency_api/presentation/model/CurrencyModel.kt

@@ -0,0 +1,9 @@
+package io.novafoundation.nova.feature_currency_api.presentation.model
+
+data class CurrencyModel(
+    val id: Int,
+    val displayCode: String,
+    val code: String,
+    val name: String,
+    val isSelected: Boolean
+)