Initial commit: Pezkuwi Wallet Android

Complete rebrand of Nova Wallet for Pezkuwichain ecosystem.

## Features
- Full Pezkuwichain support (HEZ & PEZ tokens)
- Polkadot ecosystem compatibility
- Staking, Governance, DeFi, NFTs
- XCM cross-chain transfers
- Hardware wallet support (Ledger, Polkadot Vault)
- WalletConnect v2
- Push notifications

## Languages
- English, Turkish, Kurmanci (Kurdish), Spanish, French, German, Russian, Japanese, Chinese, Korean, Portuguese, Vietnamese

Based on Nova Wallet by Novasama Technologies GmbH
© Dijital Kurdistan Tech Institute 2026

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
+)