From 99ffc4c1278120579258be0e197fdcad9c3896fa Mon Sep 17 00:00:00 2001
From: Gerson <71728860+Gerson2102@users.noreply.github.com>
Date: Sun, 15 Sep 2024 11:27:39 -0600
Subject: [PATCH] Adding the create starknet account logic for Kotlin (#76)

* Adding the create starknet account logic

* Fixing RPC connection issue

* Adding XML for network security config purposes
---
 wallet_app/android/app/build.gradle.kts       |  4 ++
 .../android/app/src/main/AndroidManifest.xml  |  2 +-
 .../com/example/walletapp/MainActivity.kt     | 50 ++++++++++++++++---
 .../main/res/xml/network_security_config.xml  |  9 ++++
 4 files changed, 57 insertions(+), 8 deletions(-)
 create mode 100644 wallet_app/android/app/src/main/res/xml/network_security_config.xml

diff --git a/wallet_app/android/app/build.gradle.kts b/wallet_app/android/app/build.gradle.kts
index bbff2e01..28b6accd 100644
--- a/wallet_app/android/app/build.gradle.kts
+++ b/wallet_app/android/app/build.gradle.kts
@@ -65,6 +65,10 @@ android {
 }
 dependencies {
 
+    implementation("com.swmansion.starknet:starknet:0.12.1@aar"){
+        isTransitive = true
+    }
+
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.appcompat)
     implementation(libs.material)
diff --git a/wallet_app/android/app/src/main/AndroidManifest.xml b/wallet_app/android/app/src/main/AndroidManifest.xml
index 31403cd6..03489b78 100644
--- a/wallet_app/android/app/src/main/AndroidManifest.xml
+++ b/wallet_app/android/app/src/main/AndroidManifest.xml
@@ -4,7 +4,6 @@
 
     <uses-permission android:name="android.permission.INTERNET" />
 
-
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
@@ -14,6 +13,7 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.Walletapp"
+        android:networkSecurityConfig="@xml/network_security_config"
         tools:targetApi="31">
         <activity
             android:name=".MainActivity"
diff --git a/wallet_app/android/app/src/main/java/com/example/walletapp/MainActivity.kt b/wallet_app/android/app/src/main/java/com/example/walletapp/MainActivity.kt
index d9be4f62..4540bc3a 100644
--- a/wallet_app/android/app/src/main/java/com/example/walletapp/MainActivity.kt
+++ b/wallet_app/android/app/src/main/java/com/example/walletapp/MainActivity.kt
@@ -3,16 +3,14 @@ package com.example.walletapp
 import android.app.Activity
 import android.content.Intent
 import android.os.Bundle
+import android.widget.Toast
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
 import androidx.compose.foundation.Image
-import androidx.compose.ui.graphics.painter.Painter
 import androidx.compose.foundation.background
-import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
@@ -26,6 +24,7 @@ import androidx.compose.material.Card
 import androidx.compose.material.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
@@ -41,6 +40,14 @@ import com.example.walletapp.ui.theme.WalletappTheme
 import dagger.hilt.android.AndroidEntryPoint
 import dagger.hilt.android.HiltAndroidApp
 
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import com.swmansion.starknet.account.StandardAccount
+import com.swmansion.starknet.data.types.*
+import com.swmansion.starknet.provider.rpc.JsonRpcProvider
+import com.swmansion.starknet.signer.StarkCurveSigner
+import kotlinx.coroutines.future.await
+import kotlinx.coroutines.withContext
 
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -70,6 +77,12 @@ fun StarknetLogo (modifier: Modifier = Modifier) {
 @Composable
 fun CreateAccount( modifier: Modifier) {
     val context = (LocalContext.current as Activity)
+    val scope = rememberCoroutineScope()
+
+    // Predefined values for account creation
+    val privateKey = Felt.fromHex("0x2bbf4f9fd0bbb2e60b0316c1fe0b76cf7a4d0198bd493ced9b8df2a3a24d68a") // Replace with an actual private key
+    val accountAddress = Felt.fromHex("0xb3ff441a68610b30fd5e2abbf3a1548eb6ba6f3559f2862bf2dc757e5828ca") // Replace with an actual address
+    val provider = JsonRpcProvider("http://10.0.2.2:5050")
     Column(
         modifier = Modifier
             .fillMaxSize()
@@ -132,11 +145,34 @@ fun CreateAccount( modifier: Modifier) {
             }
             Spacer(modifier = Modifier.height(10.dp))
 
-
+            // New button for deploying Starknet account
             Button(
-                onClick = { val i = Intent(context, WalletActivity::class.java)
-                    context.startActivity(i) },
-                colors = ButtonDefaults.buttonColors(backgroundColor = Color("#EC796B".toColorInt())),
+                onClick = {
+                    scope.launch {
+                        try {
+                            val signer = StarkCurveSigner(privateKey)
+                            val chainId = provider.getChainId().sendAsync().await()
+                            val account = StandardAccount(
+                                address = accountAddress,
+                                signer = signer,
+                                provider = provider,
+                                chainId = chainId,
+                                cairoVersion = Felt.ONE,
+                            )
+
+                            // Here you would typically deploy the account
+                            // For now, we'll just show a success message
+                            withContext(Dispatchers.Main) {
+                                Toast.makeText(context, "Account deployed successfully!", Toast.LENGTH_LONG).show()
+                            }
+                        } catch (e: Exception) {
+                            withContext(Dispatchers.Main) {
+                                Toast.makeText(context, "Error deploying account: ${e.message}", Toast.LENGTH_LONG).show()
+                            }
+                        }
+                    }
+                },
+                colors = ButtonDefaults.buttonColors(backgroundColor = Color("#4CAF50".toColorInt())),
                 shape = RoundedCornerShape(10.dp),
                 modifier = Modifier
                     .fillMaxWidth()
diff --git a/wallet_app/android/app/src/main/res/xml/network_security_config.xml b/wallet_app/android/app/src/main/res/xml/network_security_config.xml
new file mode 100644
index 00000000..2e499c9b
--- /dev/null
+++ b/wallet_app/android/app/src/main/res/xml/network_security_config.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<network-security-config>
+    <domain-config cleartextTrafficPermitted="true">
+        <domain includeSubdomains="true">0.0.0.0</domain>
+    </domain-config>
+    <domain-config cleartextTrafficPermitted="true">
+        <domain includeSubdomains="true">10.0.2.2</domain>
+    </domain-config>
+</network-security-config>