Add copy button for mnemonic after creating new wallet (#13)

Part of [laconicd testnet validator enrollment](https://www.notion.so/laconicd-testnet-validator-enrollment-6fc1d3cafcc64fef8c5ed3affa27c675)

Co-authored-by: Shreerang Kale <shreerangkale@gmail.com>
Co-authored-by: IshaVenikar <ishavenikar7@gmail.com>
Reviewed-on: cerc-io/laconic-wallet#13

package.json

@@ -21,6 +21,7 @@
     "@hookform/resolvers": "^3.3.4",
     "@json-rpc-tools/utils": "^1.7.6",
     "@react-native-async-storage/async-storage": "^1.22.3",
+    "@react-native-clipboard/clipboard": "^1.14.1",
     "@react-native-community/netinfo": "^11.3.1",
     "@react-navigation/elements": "^1.3.30",
     "@react-navigation/native": "^6.1.10",

scripts/build-apk.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+# Default value for IS_RELEASE
+IS_RELEASE=${IS_RELEASE:-false}
+
+# Install dependencies
+echo "Installing dependencies..."
+yarn
+
+# Create the necessary directory for assets
+mkdir -p android/app/src/main/assets/
+
+# Bundle the React Native application
+yarn react-native bundle \
+  --platform android \
+  --dev false \
+  --entry-file index.js \
+  --bundle-output android/app/src/main/assets/index.android.bundle \
+  --assets-dest android/app/src/main/res
+
+# Navigate to the android directory
+cd android
+
+# Run the Gradle build based on the IS_RELEASE flag
+if [ "$IS_RELEASE" = "true" ]; then
+  echo "Building release version..."
+  ./gradlew assembleRelease
+else
+  echo "Building debug version..."
+  ./gradlew assembleDebug
+fi

src/components/Dialog.tsx

@@ -1,6 +1,8 @@
-import React from 'react';
+import React, { useState } from 'react';
 import { View } from 'react-native';
-import { Button, Dialog, Portal, Text } from 'react-native-paper';
+import { Button, Dialog, Portal, Snackbar, Text } from 'react-native-paper';
+
+import Clipboard from '@react-native-clipboard/clipboard';
 
 import styles from '../styles/stylesheet';
 import GridView from './Grid';
@@ -11,29 +13,45 @@ const DialogComponent = ({
   hideDialog,
   contentText,
 }: CustomDialogProps) => {
+  const [toastVisible, setToastVisible] = useState(false);
+
   const words = contentText.split(' ');
 
+  const handleCopy = () => {
+    Clipboard.setString(contentText);
+    setToastVisible(true);
+  };
+
   return (
-    <Portal>
-      <Dialog visible={visible} onDismiss={hideDialog}>
-        <Dialog.Content>
-          <Text variant="titleLarge">Mnemonic</Text>
-          <View style={styles.dialogTitle}>
-            <Text variant="titleMedium">
-              Your mnemonic provides full access to your wallet and funds. Make
-              sure to note it down.{' '}
-            </Text>
-            <Text variant="titleMedium" style={styles.dialogWarning}>
-              Do not share your mnemonic with anyone
-            </Text>
-            <GridView words={words} />
-          </View>
-        </Dialog.Content>
-        <Dialog.Actions>
-          <Button onPress={hideDialog}>Done</Button>
-        </Dialog.Actions>
-      </Dialog>
-    </Portal>
+    <>
+      <Portal>
+        <Dialog visible={visible} onDismiss={hideDialog}>
+          <Dialog.Content>
+            <Text variant="titleLarge">Mnemonic</Text>
+            <View style={styles.dialogTitle}>
+              <Text variant="titleMedium">
+                Your mnemonic provides full access to your wallet and funds.
+                Make sure to note it down.{' '}
+              </Text>
+              <Text variant="titleMedium" style={styles.dialogWarning}>
+                Do not share your mnemonic with anyone
+              </Text>
+              <GridView words={words} />
+            </View>
+          </Dialog.Content>
+          <Dialog.Actions>
+            <Button onPress={handleCopy}>Copy</Button>
+            <Button onPress={hideDialog}>Done</Button>
+          </Dialog.Actions>
+        </Dialog>
+      </Portal>
+      <Snackbar
+        visible={toastVisible}
+        onDismiss={() => setToastVisible(false)}
+        duration={1000}>
+        Mnemonic copied to clipboard
+      </Snackbar>
+    </>
   );
 };
 

yarn.lock

@@ -2071,6 +2071,11 @@
   dependencies:
     merge-options "^3.0.4"
 
+"@react-native-clipboard/clipboard@^1.14.1":
+  version "1.14.1"
+  resolved "https://registry.yarnpkg.com/@react-native-clipboard/clipboard/-/clipboard-1.14.1.tgz#835f82fc86881a0808a8405f2576617bb5383554"
+  integrity sha512-SM3el0A28SwoeJljVNhF217o0nI4E7RfalLmuRQcT1/7tGcxUjgFa3jyrEndYUct8/uxxK5EUNGUu1YEDqzxqw==
+
 "@react-native-community/cli-clean@12.3.2":
   version "12.3.2"
   resolved "https://registry.yarnpkg.com/@react-native-community/cli-clean/-/cli-clean-12.3.2.tgz#d4f1730c3d22d816b4d513d330d5f3896a3f5921"