feat: add read card records

Author: genesisxyz

android/src/main/java/com/pos/ByteUtilsModule.kt

@@ -0,0 +1,37 @@
+package com.pos
+
+import com.facebook.react.bridge.*
+import com.pos.byte_stuff.ByteConvertReactNativeUtil
+import com.pos.byte_stuff.ByteConvertStringUtil
+import java.nio.charset.StandardCharsets
+
+class ByteUtilsModule(reactContext: ReactApplicationContext) :
+  ReactContextBaseJavaModule(reactContext) {
+
+  override fun getName(): String {
+    return ByteUtilsModule.NAME
+  }
+
+  @ReactMethod
+  fun stringToByteArray(str: String, promise: Promise) {
+    val bytes =  ByteConvertStringUtil.stringToByteArray(str)
+    promise.resolve(ByteConvertReactNativeUtil.byteArrayToReadableArray(bytes))
+  }
+
+  @ReactMethod
+  fun bytesFromString(str: String, promise: Promise) {
+    val bytes = str.toByteArray(StandardCharsets.UTF_8);
+    promise.resolve(ByteConvertReactNativeUtil.byteArrayToReadableArray(bytes))
+  }
+
+  @ReactMethod
+  fun bytesToHexString(array: ReadableArray, promise: Promise) {
+    val bytes = ByteConvertReactNativeUtil.readableArrayToByteArray(array)
+    val hexString = ByteConvertStringUtil.bytesToHexString(bytes)
+    promise.resolve(hexString)
+  }
+
+  companion object {
+    const val NAME = "ByteUtils"
+  }
+}

android/src/main/java/com/pos/Card.kt

@@ -11,6 +11,8 @@ abstract class Card {
 
   abstract fun init(promise: Promise)
 
+  abstract fun readRecordsFromCard(promise: Promise)
+
   // call open before anything else if no other promises are running
   abstract fun writeToCard(apdu: ReadableArray, promise: Promise)