61. Event-Based Triggers Using Function Pointer Array

#include <stdio.h>

void on_button() {
    printf("Button Pressed");
}
void on_timer() {
    printf("Timer Expired");
}
void on_uart() {
    printf("UART Received");
}
void on_power() {
    printf("Power On");
}
void on_error() {
    printf("Error Detected");
}

// Write your event dispatcher logic here
void handle_event(int event_code)
{
    void (*FP[5])(void) = {on_button, on_timer, on_uart, on_power, on_error};

    if (event_code > 4 || event_code < 0)
    {
        printf("Unhandled Event\n");
    }

    FP[event_code]();

    /*if (event_code == 0)
    {
        FP[0]();
    }

    if (event_code == 1)
    {
        FP[1]();
    }

    if (event_code == 2)
    {
        FP[2]();
    }

    if (event_code == 3)
    {
        FP[3]();
    }

    if (event_code == 4)
    {
        FP[4]();
    }
    */
}

int main() {
    int event;
    scanf("%d", &event);
    handle_event(event);
    return 0;
}