#include <esp_now.h>
#include <WiFi.h>

#define VRX_PIN A0       // GPIO1
#define VRY_PIN A1       // GPIO2
#define BUTTON_PIN 3     // GPIO3

uint8_t receiverMAC[] = { 0xCC, 0xBA, 0x97, 0x16, 0x29, 0x60 };

typedef struct {
  int x;
  int y;
  bool weapon_on;
} JoystickData;

JoystickData joyData;
bool weaponState = false;
bool lastButtonState = HIGH;

void setup() {
  Serial.begin(115200);
  pinMode(VRX_PIN, INPUT);
  pinMode(VRY_PIN, INPUT);
  pinMode(BUTTON_PIN, INPUT_PULLUP);

  WiFi.mode(WIFI_STA);
  WiFi.disconnect();

  if (esp_now_init() != ESP_OK) {
    Serial.println("ESP-NOW init failed!");
    return;
  }

  esp_now_peer_info_t peerInfo = {};
  memcpy(peerInfo.peer_addr, receiverMAC, 6);
  peerInfo.channel = 0;
  peerInfo.encrypt = false;

  if (!esp_now_is_peer_exist(receiverMAC)) {
    if (esp_now_add_peer(&peerInfo) != ESP_OK) {
      Serial.println("Failed to add peer");
      return;
    }
  }

  Serial.println("✅ Sender Ready");
}

void loop() {
  int currentButtonState = digitalRead(BUTTON_PIN);

  if (currentButtonState == LOW && lastButtonState == HIGH) {
    weaponState = !weaponState;
    delay(200); // debounce
  }
  lastButtonState = currentButtonState;

  joyData.x = analogRead(VRX_PIN);
  joyData.y = analogRead(VRY_PIN);
  joyData.weapon_on = weaponState;

  esp_now_send(receiverMAC, (uint8_t *)&joyData, sizeof(joyData));
  delay(100);
}