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-nft-api/.gitignore

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+/build

feature-nft-api/build.gradle

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+apply plugin: 'kotlin-parcelize'
+
+android {
+    namespace 'io.novafoundation.nova.feature_nft_api'
+}
+
+dependencies {
+    implementation coroutinesDep
+    implementation project(':runtime')
+    implementation project(":feature-account-api")
+    implementation project(":feature-wallet-api")
+    implementation project(":common")
+
+    implementation androidDep
+    implementation materialDep
+
+    implementation daggerDep
+
+    implementation substrateSdkDep
+
+    implementation constraintDep
+
+    implementation lifeCycleKtxDep
+
+    api project(':core-api')
+    api project(':core-db')
+
+    testImplementation project(':test-shared')
+}

feature-nft-api/proguard-rules.pro

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+# 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-nft-api/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+</manifest>

feature-nft-api/src/main/java/io/novafoundation/nova/feature_nft_api/NftFeatureApi.kt

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+package io.novafoundation.nova.feature_nft_api
+
+import io.novafoundation.nova.feature_nft_api.data.repository.NftRepository
+
+interface NftFeatureApi {
+
+    val nftRepository: NftRepository
+}

feature-nft-api/src/main/java/io/novafoundation/nova/feature_nft_api/data/model/Nft.kt

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+package io.novafoundation.nova.feature_nft_api.data.model
+
+import io.novafoundation.nova.feature_wallet_api.data.network.blockhain.types.Balance
+import io.novafoundation.nova.runtime.multiNetwork.chain.model.Chain
+import io.novasama.substrate_sdk_android.runtime.AccountId
+import java.math.BigInteger
+
+class Nft(
+    val identifier: String,
+    val instanceId: String?,
+    val collectionId: String,
+    val chain: Chain,
+    val owner: AccountId,
+    val metadataRaw: ByteArray?,
+    val details: Details,
+    val type: Type,
+) {
+
+    sealed class Details {
+
+        class Loaded(
+            val price: Price?,
+            val issuance: Issuance,
+            val name: String?,
+            val label: String?,
+            val media: String?,
+        ) : Details()
+
+        object Loadable : Details()
+    }
+
+    sealed class Price {
+
+        class NonFungible(val nftPrice: BigInteger) : Price()
+
+        class Fungible(val units: BigInteger, val totalPrice: Balance) : Price()
+    }
+
+    sealed class Issuance {
+
+        object Unlimited : Issuance()
+
+        class Limited(val max: Int, val edition: Int) : Issuance()
+
+        class Fungible(val myAmount: BigInteger, val totalSupply: BigInteger) : Issuance()
+    }
+
+    sealed class Type(val key: Key) {
+
+        enum class Key {
+            UNIQUES, RMRKV1, RMRKV2, PDC20, KODADOT, UNIQUE_NETWORK
+        }
+
+        object Uniques : Type(Key.UNIQUES)
+
+        object Rmrk1 : Type(Key.RMRKV1)
+
+        object Rmrk2 : Type(Key.RMRKV2)
+
+        object Pdc20 : Type(Key.PDC20)
+
+        object Kodadot : Type(Key.KODADOT)
+
+        object UniqueNetwork : Type(Key.UNIQUE_NETWORK)
+    }
+}
+
+val Nft.isFullySynced
+    get() = details is Nft.Details.Loaded

feature-nft-api/src/main/java/io/novafoundation/nova/feature_nft_api/data/model/NftDetails.kt

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+package io.novafoundation.nova.feature_nft_api.data.model
+
+import io.novafoundation.nova.runtime.multiNetwork.chain.model.Chain
+import io.novasama.substrate_sdk_android.runtime.AccountId
+
+class NftDetails(
+    val identifier: String,
+    val chain: Chain,
+    val owner: AccountId,
+    val creator: AccountId?,
+    val media: String?,
+    val name: String,
+    val description: String?,
+    val issuance: Nft.Issuance,
+    val price: Nft.Price?,
+    val collection: Collection?
+) {
+
+    class Collection(
+        val id: String,
+        val name: String? = null,
+        val media: String? = null
+    )
+}

feature-nft-api/src/main/java/io/novafoundation/nova/feature_nft_api/data/repository/NftRepository.kt

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+package io.novafoundation.nova.feature_nft_api.data.repository
+
+import io.novafoundation.nova.feature_account_api.domain.model.MetaAccount
+import io.novafoundation.nova.feature_nft_api.data.model.Nft
+import io.novafoundation.nova.feature_nft_api.data.model.NftDetails
+import io.novafoundation.nova.runtime.multiNetwork.chain.model.Chain
+import kotlinx.coroutines.flow.Flow
+
+interface NftRepository {
+
+    fun allNftFlow(metaAccount: MetaAccount): Flow<List<Nft>>
+
+    fun nftDetails(nftId: String): Flow<NftDetails>
+
+    fun initialNftSyncTrigger(): Flow<NftSyncTrigger>
+
+    suspend fun initialNftSync(metaAccount: MetaAccount, forceOverwrite: Boolean)
+
+    suspend fun initialNftSync(metaAccount: MetaAccount, chain: Chain)
+
+    suspend fun fullNftSync(nft: Nft)
+}
+
+class NftSyncTrigger(val chain: Chain)