// SkyLogic AeroAlign - Shared telemetry protocol
//
// Common ESP-NOW payload format shared by Master and all remote devices.

#ifndef TELEMETRY_PROTOCOL_H
#define TELEMETRY_PROTOCOL_H

#include <Arduino.h>

enum DeviceType : uint8_t {
    DEVICE_TYPE_UNKNOWN = 0x00,
    DEVICE_TYPE_IMU = 0x01,
    DEVICE_TYPE_COG_SCALE = 0x02,
    DEVICE_TYPE_HYBRID = 0x03,
};

inline const char* deviceTypeToString(DeviceType device_type) {
    switch (device_type) {
        case DEVICE_TYPE_IMU:
            return "IMU";
        case DEVICE_TYPE_COG_SCALE:
            return "CoG Scale";
        case DEVICE_TYPE_HYBRID:
            return "Hybrid";
        default:
            return "Unknown";
    }
}

// ESP-NOW packet structure shared across all node types.
// IMU nodes use pitch/roll/yaw normally.
// CoG Scale nodes map:
//   pitch -> front support weight (g)
//   roll  -> rear support weight (g)
//   yaw   -> computed CoG position (mm)
struct __attribute__((packed)) ESPNowPacket {
    uint8_t node_id;
    uint8_t device_type;
    float pitch;
    float roll;
    float yaw;
    uint8_t battery;
    uint8_t checksum;
};

#endif // TELEMETRY_PROTOCOL_H