// **************************************************************************
//
//               Demo program for labs
//
// Subject:      Computer Architectures and Parallel systems
// Author:       Petr Olivka, petr.olivka@vsb.cz, 09/2019
// Organization: Department of Computer Science, FEECS,
//               VSB-Technical University of Ostrava, CZ
//
// File:         Main program for LEDs
//
// **************************************************************************





// Serial line for printf output
Serial g_pc(USBTX, USBRX);

// LEDs on K64F-KIT - instances of class DigitalOut
DigitalOut g_led1(PTA1);
DigitalOut g_led2(PTA2);

DigitalOut g_led3(PTC0);
DigitalOut g_led4(PTC1);

DigitalOut g_led5(PTC7);
DigitalOut g_led6(PTC8);

DigitalOut g_led7(PTC2);
DigitalOut g_led8(PTC3);
DigitalOut g_led9(PTC4);
DigitalOut g_led10(PTC5);


// Button on K64F-KIT - instance of class DigitalIn
DigitalIn g_but9(PTC9);
DigitalIn g_but10(PTC10);
DigitalIn g_but11(PTC11);
DigitalIn g_but12(PTC12);

unsigned int i = 0;
unsigned int period = 20;

void fn_inc(){
    i++;//1000us
}

void fn_jas(float percindecimal, DigitalOut& led1){
    //ton/(toff+ton), toff==0 20ms rozdelit na procenta
    unsigned int t_on = period * percindecimal;
    //int t_off = period - t_on;

    if(i%period <= t_on)
    {
        led1 = 1;

    }
    else{
        led1 = 0;
    }

}

void fn_jas2(float percindecimal, DigitalOut& led1,unsigned int in){
    //ton/(toff+ton), toff==0 20ms rozdelit na procenta
    unsigned int t_on = period * percindecimal;
    //int t_off = period - t_on;

    if(in%period <= t_on)
    {
        led1 = 1;

    }
    else{
        led1 = 0;
    }
}


//podminka jas jedne led diody
//kdyz zmacknu ulozim si cas a resim zakmity

int main()
{
    // Serial line initialization
    //g_pc.baud(115200);
    Ticker l_t1;

    l_t1.attach_us(callback( fn_inc ), 1000);
    g_led2 = 1;
    /*unsigned int timer_button;
    float float_percent;
    //bool clicked = false;
    int changed = 0;DigitalOut g_led5(PTC7);
DigitalOut g_led6(PTC8);
    unsigned int timer_hold;
    //unsigned int in = 0;*/
    unsigned int timer_pressed = 0;
    unsigned int timer_blicked = 0;
    unsigned int test_timer = 500;

    bool left_blinker = false;
    bool right_blinker = false;
    bool break_lights = false;

    bool lights = false;
    bool lbon = false;
    bool rbon = false;
    while (1)
        {

            //in++;
            /*int l_delay = 10;

            g_led1 = !g_led1;         // invert LED1 state

            if (g_but9 == 0)         // button pressed?
            {
                l_delay /= 10;        // speed up blinking
                g_led2 = !g_led2;
            }
            else
                g_led2 = 0;         // LED2 off*/
        /*          fn_jas(0.3,g_led5);
            fn_jas(0.3,g_led6);
            if(float_percent < 100.0 && !g_but9){
                timer_button = i;
                float_percDigitalOut g_led5(PTC7);
DigitalOut g_led6(PTC8);ent += 0.05;

                if( timer_button + 3000 > i && !g_but9){
                        timer_hold = i;
                        if(float_percent < 100.0 && timer_hold + 1000 < i){
                            float_percent += 0.05;
                            timer_hold = i;
                        }
                }
            }
            fn_jas(0.3,g_led5);
            fn_jas(0.3,g_led6);
        if(float_percent > 0.0 && !g_but10){
                timer_button = i;

                float_percent -= 0.05;

                if( timer_button + 3000 < i && !g_but10){
                        timer_hold = i;
                        if(float_percent > 0.0 && timer_hold + 1000 < i){
                            float_percent -= 0.05;
                            timer_hold = i;
                        }
                }
            }

            fn_jas(float_percent,g_led1);
            //fn_jas2(0.05,g_led1,in);
            //wait_ms(1);
             *
             */

        if(lights){
            if(!lbon){
                fn_jas(0.3,g_led3);
                fn_jas(0.3,g_led4);
            }
            else{
                fn_jas(1,g_led3);
                fn_jas(1,g_led4);
            }
            if(!rbon){
                fn_jas(0.3,g_led5);
                fn_jas(0.3,g_led6);
            }
            else {
                fn_jas(1,g_led5);
                fn_jas(1,g_led6);
            }
            if(!break_lights){
                fn_jas(0.3,g_led7);
                fn_jas(0.3,g_led8);
                fn_jas(0.3,g_led9);
                fn_jas(0.3,g_led10);
            }
            else{
                fn_jas(1,g_led7);
                fn_jas(1,g_led8);
                fn_jas(1,g_led9);
                fn_jas(1,g_led10);
            }
        }
        ////Left blincker
        if(!g_but9 && !left_blinker && timer_pressed + 200 < i){
            timer_pressed = i;
            left_blinker = true;
            right_blinker = false;
        }
        if(!g_but9 && left_blinker && timer_pressed + 200 < i){
            timer_pressed = i;
            left_blinker = false;
        }
        if(left_blinker && i%test_timer == 0 && timer_blicked + 51 < i){
            timer_blicked = i;
            g_led3 = !g_led3;
            g_led4 = g_led3;
            if(g_led3)
                lbon = true;
            else
                lbon = false;
        }
        else if(!left_blinker){
            g_led3 = 0;
            g_led4 = 0;
            lbon = false;
        }
        ////
        //Right blincker
        if(!g_but10 && !right_blinker && timer_pressed + 200 < i){
            timer_pressed = i;
            right_blinker = true;
            left_blinker = false;
        }
        if(!g_but10 && right_blinker && timer_pressed + 200 < i){
            timer_pressed = i;
            right_blinker = false;
        }
        if(right_blinker && i%test_timer == 0 && timer_blicked + 50 < i){
            timer_blicked = i;
            g_led5 = !g_led5;
            g_led6 = g_led5;
            if(g_led5)
                rbon = true;
            else
                rbon = false;
        }
        else if(!right_blinker){
            g_led5 = 0;
            g_led6 = 0;
        }
        //Break lights
        if(!g_but11){
            break_lights = true;
            g_led7 = 1;
            g_led8 = 1;
            g_led9 = 1;
            g_led10 = 1;
        }
        else if(g_but11){
            break_lights = false;
            g_led7 = 0;
            g_led8 = 0;
            g_led9 = 0;
            g_led10 = 0;
        }


        if(!g_but12 && !lights && timer_pressed + 200 < i){
                    timer_pressed = i;
                    lights = true;

        }
        if(!g_but12 && lights && timer_pressed + 200 < i){
                    timer_pressed = i;
                    lights = false;

        }


/*
        if(right_blinker && i%700 == 0 && timer_blicked + 100 < i){
            timer_blicked = i;
            g_led5 = !g_led5;
            g_led6 = !g_led6;
        }
*/
        }
    }