Add NDEF reading and writing to PN532 (#1351)

esphome/components/nfc/ndef_message.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include "esphome/core/helpers.h"
+#include "esphome/core/log.h"
+#include "ndef_record.h"
+
+namespace esphome {
+namespace nfc {
+
+static const uint8_t MAX_NDEF_RECORDS = 4;
+
+class NdefMessage {
+ public:
+  NdefMessage(){};
+  NdefMessage(std::vector<uint8_t> &data);
+
+  std::vector<NdefRecord *> get_records() { return this->records_; };
+
+  bool add_record(NdefRecord *record);
+  bool add_text_record(const std::string &text);
+  bool add_text_record(const std::string &text, const std::string &encoding);
+  bool add_uri_record(const std::string &uri);
+
+  std::vector<uint8_t> encode();
+
+ protected:
+  std::vector<NdefRecord *> records_;
+};
+
+}  // namespace nfc
+}  // namespace esphome