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make welcome page say DCR #1

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8e80730
make welcome page say DCR
dreacot Dec 23, 2025
0b6102a
WIP: create wallet workflow
dreacot Jan 21, 2026
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277 changes: 277 additions & 0 deletions .kotlin/errors/errors-1766412669424.log
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163 changes: 163 additions & 0 deletions .kotlin/errors/errors-1766412670351.log
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@@ -0,0 +1,163 @@
kotlin version: 2.1.10
error message: org.jetbrains.kotlin.codegen.CompilationException: Back-end (JVM) Internal error: Couldn't transform method node:
toString ()Ljava/lang/String;:
@Lorg/jetbrains/annotations/NotNull;() // invisible
L0
NEW java/lang/StringBuilder
DUP
INVOKESPECIAL java/lang/StringBuilder.<init> ()V
LDC "TransactionSwapMetadata(depositAddress="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.depositAddress : Ljava/lang/String;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
LDC ", provider="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.provider : Ljava/lang/String;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
LDC ", totalFees="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.totalFees : Lcash/z/ecc/android/sdk/model/Zatoshi;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
LDC ", totalFeesUsd="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.totalFeesUsd : Ljava/math/BigDecimal;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
LDC ", lastUpdated="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.lastUpdated : Ljava/time/Instant;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
LDC ", origin="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.origin : Lco/electriccoin/zcash/ui/common/model/SimpleSwapAsset;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
LDC ", destination="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.destination : Lco/electriccoin/zcash/ui/common/model/SimpleSwapAsset;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
LDC ", mode="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.mode : Lco/electriccoin/zcash/ui/common/model/SwapMode;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
LDC ", status="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.status : Lco/electriccoin/zcash/ui/common/model/SwapStatus;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
LDC ", amountOutFormatted="
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/String;)Ljava/lang/StringBuilder;
ALOAD 0
GETFIELD co/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata.amountOutFormatted : Ljava/math/BigDecimal;
INVOKEVIRTUAL java/lang/StringBuilder.append (Ljava/lang/Object;)Ljava/lang/StringBuilder;
BIPUSH 41
INVOKEVIRTUAL java/lang/StringBuilder.append (C)Ljava/lang/StringBuilder;
INVOKEVIRTUAL java/lang/StringBuilder.toString ()Ljava/lang/String;
ARETURN
L1
NOP
L2
LOCALVARIABLE this Lco/electriccoin/zcash/ui/common/repository/TransactionSwapMetadata; L0 L2 0
MAXSTACK = 2
MAXLOCALS = 1

File is unknown
The root cause java.lang.OutOfMemoryError was thrown at: java.base/java.util.HashSet.<init>(HashSet.java:107)
at org.jetbrains.kotlin.codegen.TransformationMethodVisitor.visitEnd(TransformationMethodVisitor.kt:89)
at org.jetbrains.org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:783)
at org.jetbrains.org.objectweb.asm.tree.MethodNode.accept(MethodNode.java:772)
at org.jetbrains.kotlin.backend.jvm.codegen.ClassCodegen.generateMethod(ClassCodegen.kt:454)
at org.jetbrains.kotlin.backend.jvm.codegen.ClassCodegen.generate(ClassCodegen.kt:169)
at org.jetbrains.kotlin.backend.jvm.FileCodegen.lower(JvmPhases.kt:39)
at org.jetbrains.kotlin.backend.common.phaser.PhaseFactoriesKt.createFilePhase$lambda$4(PhaseFactories.kt:71)
at org.jetbrains.kotlin.backend.common.phaser.PhaseBuildersKt$createSimpleNamedCompilerPhase$1.phaseBody(PhaseBuilders.kt:69)
at org.jetbrains.kotlin.backend.common.phaser.SimpleNamedCompilerPhase.phaseBody(CompilerPhase.kt:226)
at org.jetbrains.kotlin.backend.common.phaser.AbstractNamedCompilerPhase.invoke(CompilerPhase.kt:113)
at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invokeSequential(performByIrFile.kt:52)
at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invoke(performByIrFile.kt:42)
at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invoke(performByIrFile.kt:28)
at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.phaseBody(CompilerPhase.kt:166)
at org.jetbrains.kotlin.backend.common.phaser.AbstractNamedCompilerPhase.invoke(CompilerPhase.kt:113)
at org.jetbrains.kotlin.backend.common.phaser.CompositePhase.invoke(PhaseBuilders.kt:27)
at org.jetbrains.kotlin.backend.common.phaser.CompositePhase.invoke(PhaseBuilders.kt:14)
at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.phaseBody(CompilerPhase.kt:166)
at org.jetbrains.kotlin.backend.common.phaser.AbstractNamedCompilerPhase.invoke(CompilerPhase.kt:113)
at org.jetbrains.kotlin.backend.common.phaser.CompilerPhaseKt.invokeToplevel(CompilerPhase.kt:62)
at org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory.invokeCodegen(JvmIrCodegenFactory.kt:371)
at org.jetbrains.kotlin.codegen.CodegenFactory.generateModule(CodegenFactory.kt:47)
at org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory.generateModuleInFrontendIRMode(JvmIrCodegenFactory.kt:433)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineKt.generateCodeFromIr(jvmCompilerPipeline.kt:192)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineKt.runBackend(jvmCompilerPipeline.kt:80)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineLightTreeKt.compileModule(jvmCompilerPipelineLightTree.kt:264)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineLightTreeKt.compileSingleModuleUsingFrontendIrAndLightTree(jvmCompilerPipelineLightTree.kt:231)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineLightTreeKt.compileModulesUsingFrontendIrAndLightTree(jvmCompilerPipelineLightTree.kt:86)
at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:146)
at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:43)
at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:102)
at org.jetbrains.kotlin.cli.common.CLICompiler.exec(CLICompiler.kt:316)
at org.jetbrains.kotlin.incremental.IncrementalJvmCompilerRunner.runCompiler(IncrementalJvmCompilerRunner.kt:464)
at org.jetbrains.kotlin.incremental.IncrementalJvmCompilerRunner.runCompiler(IncrementalJvmCompilerRunner.kt:73)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.doCompile(IncrementalCompilerRunner.kt:506)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compileImpl(IncrementalCompilerRunner.kt:423)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compileNonIncrementally(IncrementalCompilerRunner.kt:301)
at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compile(IncrementalCompilerRunner.kt:129)
at org.jetbrains.kotlin.daemon.CompileServiceImplBase.execIncrementalCompiler(CompileServiceImpl.kt:683)
at org.jetbrains.kotlin.daemon.CompileServiceImplBase.access$execIncrementalCompiler(CompileServiceImpl.kt:91)
at org.jetbrains.kotlin.daemon.CompileServiceImpl.compile(CompileServiceImpl.kt:1811)
at jdk.internal.reflect.GeneratedMethodAccessor14.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:569)
at java.rmi/sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:360)
at java.rmi/sun.rmi.transport.Transport$1.run(Transport.java:200)
at java.rmi/sun.rmi.transport.Transport$1.run(Transport.java:197)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:712)
at java.rmi/sun.rmi.transport.Transport.serviceCall(Transport.java:196)
at java.rmi/sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:587)
at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:828)
at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:705)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:704)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.lang.OutOfMemoryError: GC overhead limit exceeded
at java.base/java.util.HashSet.<init>(HashSet.java:107)
at org.jetbrains.kotlin.codegen.optimization.temporaryVals.TemporaryVariablesEliminationTransformer.simplifyTrivialInstructions(TemporaryVariablesEliminationTransformer.kt:70)
at org.jetbrains.kotlin.codegen.optimization.temporaryVals.TemporaryVariablesEliminationTransformer.transform(TemporaryVariablesEliminationTransformer.kt:32)
at org.jetbrains.kotlin.codegen.optimization.transformer.CompositeMethodTransformer.transform(CompositeMethodTransformer.kt:25)
at org.jetbrains.kotlin.codegen.optimization.OptimizationMethodVisitor.performTransformations(OptimizationMethodVisitor.kt:74)
at org.jetbrains.kotlin.codegen.TransformationMethodVisitor.visitEnd(TransformationMethodVisitor.kt:67)
at org.jetbrains.org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:783)
at org.jetbrains.org.objectweb.asm.tree.MethodNode.accept(MethodNode.java:772)
at org.jetbrains.kotlin.backend.jvm.codegen.ClassCodegen.generateMethod(ClassCodegen.kt:454)
at org.jetbrains.kotlin.backend.jvm.codegen.ClassCodegen.generate(ClassCodegen.kt:169)
at org.jetbrains.kotlin.backend.jvm.FileCodegen.lower(JvmPhases.kt:39)
at org.jetbrains.kotlin.backend.common.phaser.PhaseFactoriesKt.createFilePhase$lambda$4(PhaseFactories.kt:71)
at org.jetbrains.kotlin.backend.common.phaser.PhaseFactoriesKt$$Lambda$209/0x00007fe12814e898.invoke(Unknown Source)
at org.jetbrains.kotlin.backend.common.phaser.PhaseBuildersKt$createSimpleNamedCompilerPhase$1.phaseBody(PhaseBuilders.kt:69)
at org.jetbrains.kotlin.backend.common.phaser.SimpleNamedCompilerPhase.phaseBody(CompilerPhase.kt:226)
at org.jetbrains.kotlin.backend.common.phaser.AbstractNamedCompilerPhase.invoke(CompilerPhase.kt:113)
at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invokeSequential(performByIrFile.kt:52)
at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invoke(performByIrFile.kt:42)
at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invoke(performByIrFile.kt:28)
at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.phaseBody(CompilerPhase.kt:166)
at org.jetbrains.kotlin.backend.common.phaser.AbstractNamedCompilerPhase.invoke(CompilerPhase.kt:113)
at org.jetbrains.kotlin.backend.common.phaser.CompositePhase.invoke(PhaseBuilders.kt:27)
at org.jetbrains.kotlin.backend.common.phaser.CompositePhase.invoke(PhaseBuilders.kt:14)
at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.phaseBody(CompilerPhase.kt:166)
at org.jetbrains.kotlin.backend.common.phaser.AbstractNamedCompilerPhase.invoke(CompilerPhase.kt:113)
at org.jetbrains.kotlin.backend.common.phaser.CompilerPhaseKt.invokeToplevel(CompilerPhase.kt:62)
at org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory.invokeCodegen(JvmIrCodegenFactory.kt:371)
at org.jetbrains.kotlin.codegen.CodegenFactory.generateModule(CodegenFactory.kt:47)
at org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory.generateModuleInFrontendIRMode(JvmIrCodegenFactory.kt:433)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineKt.generateCodeFromIr(jvmCompilerPipeline.kt:192)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineKt.runBackend(jvmCompilerPipeline.kt:80)
at org.jetbrains.kotlin.cli.jvm.compiler.pipeline.JvmCompilerPipelineLightTreeKt.compileModule(jvmCompilerPipelineLightTree.kt:264)


4 changes: 4 additions & 0 deletions .kotlin/errors/errors-1766412676639.log
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kotlin version: 2.1.10
error message: java.lang.OutOfMemoryError: GC overhead limit exceeded


3 changes: 3 additions & 0 deletions app/build.gradle.kts
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Expand Up @@ -208,6 +208,9 @@ android {
}

dependencies {
// implementation(files("libs/libwallet.aar"))
implementation(fileTree(mapOf("dir" to "libs", "include" to listOf("*.jar", "*.aar"))))

implementation(libs.androidx.activity)
implementation(libs.androidx.annotation)
implementation(libs.androidx.core)
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Binary file added app/libs/libwallet-sources.jar
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Binary file added app/libs/libwallet.aar
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213 changes: 213 additions & 0 deletions app/src/main/java/co/electriccoin/zcash/app/data/Types.kt
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/*
* Copyright (c) 2018-2021 The Decred developers
* Use of this source code is governed by an ISC
* license that can be found in the LICENSE file.
*/


package co.electriccoin.zcash.app.data

import co.electriccoin.zcash.app.util.WalletData
import com.google.gson.Gson
import com.google.gson.annotations.SerializedName
import com.google.gson.reflect.TypeToken
import libwallet.Libwallet
import java.io.Serializable

class Accounts : Serializable {

@SerializedName("CurrentBlockHash")
lateinit var currentBlockHash: String // base64

@SerializedName("CurrentBlockHeight")
var currentBlockHeight: Int = 0

@SerializedName("Acc")
lateinit var accounts: ArrayList<Account>
}

fun parseAccounts(json: String): Accounts {
val gson = Gson()
return gson.fromJson(json, Accounts::class.java)
}

class Account : Serializable {

private val wallet: Libwallet
get() = Libwallet.loadWallet("")

@SerializedName("WalletID")
var walletID: Long = 0

@SerializedName("Number")
var accountNumber: Int = 0

@SerializedName("Name")
lateinit var accountName: String

@SerializedName("Balance")
lateinit var balance: Balance

@SerializedName("TotalBalance")
var totalBalance: Long = 0

@SerializedName("ExternalKeyCount")
var externalKeyCount: Int = 0

@SerializedName("InternalKeyCount")
var internalKeyCount: Int = 0

@SerializedName("ImportedKeyCount")
var importedKeyCount: Int = 0

val hdPath: String
get() = wallet.hdPathForAccount(accountNumber)

val isMixerUnMixedAccount: Boolean
get() = accountNumber == wallet.unmixedAccountNumber()

val isMixerMixedAccount: Boolean
get() = accountNumber == wallet.mixedAccountNumber()

companion object {
fun from(acc: libwallet.Account): Account {
val account = Account()
return account.apply {
walletID = acc.walletID
accountNumber = acc.number
accountName = acc.name
balance = Balance.from(acc.balance)
totalBalance = acc.totalBalance
externalKeyCount = acc.externalKeyCount
internalKeyCount = acc.internalKeyCount
importedKeyCount = acc.importedKeyCount
}
}
}
}

fun parseAccountArray(json: String): ArrayList<Account> {
val gson = Gson()
val listType = object : TypeToken<ArrayList<Account>>() {}.type
return gson.fromJson(json, listType)
}

class Balance : Serializable {
@SerializedName("Spendable")
var spendable: Long = 0

@SerializedName("Total")
var total: Long = 0

@SerializedName("ImmatureReward")
var immatureReward: Long = 0

@SerializedName("ImmatureStakeGeneration")
var immatureStakeGeneration: Long = 0

@SerializedName("LockedByTickets")
var lockedByTickets: Long = 0

@SerializedName("VotingAuthority")
var votingAuthority: Long = 0

@SerializedName("UnConfirmed")
var unConfirmed: Long = 0

companion object {
fun from(bal: libwallet.Balance): Balance {
val balance = Balance()
return balance.apply {
spendable = bal.spendable
total = bal.total
immatureReward = bal.immatureReward
immatureStakeGeneration = bal.immatureStakeGeneration
lockedByTickets = bal.lockedByTickets
votingAuthority = bal.votingAuthority
unConfirmed = bal.unConfirmed
}
}
}
}

fun parseBalanceArray(json: String): ArrayList<Balance> {
val gson = Gson()
val listType = object : TypeToken<ArrayList<Balance>>() {}.type
return gson.fromJson(json, listType)
}

class DecredAddressURI {

var address: String = ""
var amount: Double? = null

companion object {
fun from(uriString: String): DecredAddressURI {

val addressURI = DecredAddressURI()

var address: String = uriString
var amount: Double? = null

val schemeSeparatedParts = uriString.split(":")
if (schemeSeparatedParts.size == 2 && schemeSeparatedParts[0] == "decred") {

val addressAndQuery = schemeSeparatedParts[1].split("?")

address = addressAndQuery[0]
if (addressAndQuery.size >= 2) {

// get amount from query
val queryParameters = addressAndQuery[1].split("&")
for (query in queryParameters) {
val nameValuePair = query.split("=")
val queryName = nameValuePair[0]
if (nameValuePair.size == 2 && queryName == Constants.AMOUNT) {
val amountStr = nameValuePair[1]
if (amountStr.trim().isNotEmpty()) {
try {
amount = amountStr.toDouble()
} catch (e: NumberFormatException) {
e.printStackTrace()
}
}

break
}
}
}
}

addressURI.address = address
addressURI.amount = amount

return addressURI
}
}
}

class PeerInfo {
@SerializedName("id")
var id: Int = 0

@SerializedName("addr")
lateinit var addr: String

@SerializedName("addr_local")
lateinit var addrLocal: String

@SerializedName("services")
lateinit var services: String

@SerializedName("version")
var version: Int = 0

@SerializedName("sub_ver")
lateinit var subVer: String

@SerializedName("starting_height")
var startingHeight: Long = 0

@SerializedName("ban_score")
var banScore: Int = 0
}
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