#ifndef SENSORS_H
#define SENSORS_H
#define NUM_OF_TYPES 4
#define MAXNUM 32

typedef enum {LOCAL, CAN, RS, LAN} SensorType;
typedef enum {OFF, ON, DUMMY} SensorStatus;

typedef struct {
	SensorType stype;
	SensorStatus status;
	float value;
} SENSOR;

SENSOR loc_sensors[MAXNUM];
SENSOR can_sensors[MAXNUM];
SENSOR rs_sensors[MAXNUM];
SENSOR lan_sensors[MAXNUM];

// Initialize group of sensors
SENSOR *SensorGroupInit(SENSOR s[MAXNUM], SensorType type);
// Display all sensors
void display_sensors(SENSOR **s);
// Display group of sensors
void display_group(SENSOR *s);

#endif

#include <stdio.h>
#include "sensors.h"

SENSOR *SensorGroupInit(SENSOR s[MAXNUM], SensorType type) {
	for (int i = 0; i < MAXNUM; i++) {
		s[i].stype = type;
		s[i].status = DUMMY;
		s[i].value = 0;
	}
	return s;
}

void display_group(SENSOR *s) {
	for (short i = 0; i < MAXNUM; i++) {
		printf("Sensor id: %-4d type: %-4d status %-4d value %.2f\n",
				i, s[i].stype, s[i].status, s[i].value);
	}
}

void display_sensors(SENSOR **s) {
	for (SensorType type = LOCAL; type <= LAN; type++) {
		printf("\nSensors of type: %d:\n", type);
		for (short j = 0; j < MAXNUM; j++) {
			printf("Sensor id: %-4d status: %-4d value: %.2f\n",
					j, s[type][j].status, s[type][j].value);
		}
	}
}

#include <stdio.h>
#include "sensors.h"

int main(void) {
	SENSOR *loc = SensorGroupInit(loc_sensors, LOCAL);
	SENSOR *can = SensorGroupInit(can_sensors, CAN);
	SENSOR *rs = SensorGroupInit(rs_sensors, RS);
	SENSOR *lan = SensorGroupInit(lan_sensors, LAN);

	SENSOR *sensors[4] = {
			loc_sensors,
			can_sensors,
			rs_sensors,
			lan_sensors
	};

	// Display all sensors on the sensor board
	printf("\nDisplaying all sensors:\n");
	display_sensors(sensors);

	// Display sensors by group
	printf("\nDisplaying sensors by group.\n");
	// LOCAL
	printf("\nDisplaying LOCAL sensors:\n");
	display_group(loc);
	// CAN
	printf("\nDisplaying CAN sensors:\n");
	display_group(can);
	// RS
	printf("\nDisplaying RS sensors:\n");
	display_group(rs);
        // LAN
        printf("\nDisplaying LAN sensors:\n");
        display_group(lan);

	return 0;
}