#include <azur/azur.h>
#include <azur/gint/render.h>
#include <gint/drivers/r61524.h>
#include <gint/rtc.h>

#include <gint/clock.h>
#include <gint/kmalloc.h>

#include <gint/keyboard.h>

#include <libprof.h>
#include <gint/usb.h>
#include <gint/usb-ff-bulk.h>

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <fxlibc/printf.h>
#include <cstdint>

#include <num/num.h>

#include "utilities.h"
#include "particles.h"
#include <vector>

bool screenshot = false;
bool record = false;
bool exitToOS = false;

#define SCALE_PIXEL 1
#define X_RESOL (DWIDTH / SCALE_PIXEL)
#define Y_RESOL (DHEIGHT / SCALE_PIXEL)

#define BIAS 1
#define NOBIAS (1-BIAS)

std::vector<Particle*> MyParticles;


void Create_Explosion( void )
{
    if(MyParticles.size()>=150) return;

    srand(rtc_ticks());

    uint16_t xexplosion = rand() % X_RESOL;
    uint16_t yexplosion = rand() % Y_RESOL;

    for(int i=0; i<50; i++)
    {
        Particle *p = new Particle( xexplosion, yexplosion );
        MyParticles.push_back( p );
    }
}

int my_profile(int key, int duration, int count)
{
    if(key != KEY_SHIFT) return -1;

    if(count == 0) return 500*1000;
    else return -1;
}


static void get_inputs( void  )
{
    key_event_t ev;
    while((ev = pollevent()).type != KEYEV_NONE)
    {

    }

    if(keydown(KEY_SHIFT)) {Create_Explosion();}

    if(keydown(KEY_EXIT)) {exitToOS = true; };

    if(keydown(KEY_7))    {screenshot = true; };
    if(keydown(KEY_8))    {record = !record; };
}


static void update( float dt )
{
	// all update stuff depending on time will be done here
    for(int i=0; i<MyParticles.size(); i++)
    {
        MyParticles[i]->Update( dt );
           
        if (MyParticles[i]->toberemoved==true)
            MyParticles.erase( MyParticles.begin() + i );
    }
}


int main(void)
{
	exitToOS = false;
	float elapsedTime = 0.0f;

    kmalloc_arena_t *_uram = kmalloc_get_arena("_uram");
    kmalloc_gint_stats_t *_uram_stats;

    __printf_enable_fp();
    __printf_enable_fixed();

    azrp_config_scale(SCALE_PIXEL);
    azrp_shader_clear_configure();
    azrp_shader_image_rgb16_configure();
    azrp_shader_image_p8_configure();
    azrp_shader_image_p4_configure();

    //extern bopti_image_t img_plane;

    usb_interface_t const *interfaces[] = { &usb_ff_bulk, NULL };
    usb_open(interfaces, GINT_CALL_NULL);

	prof_init();
    prof_t perf_update, perf_render;
	uint32_t time_update=0, time_render=0;

	do
	{
            perf_update = prof_make();
            prof_enter(perf_update);

			{
				// all the stuff to be update should be put here

				// read inputs from the player
				get_inputs( );

				// update as per the time spend to do the loop
				update( elapsedTime );

                // update the RAM consumption status
                _uram_stats = kmalloc_get_gint_stats(_uram);  
			}

            prof_leave(perf_update);
            time_update = prof_time(perf_update);

            perf_render = prof_make();
            prof_enter(perf_render);

			{
				// all the stuff to be rendered should be put here
				azrp_clear( C_BLACK );

                #if(BIAS)
                    Azur_draw_text(1,01, "Update = %.0f mc secs", (float) time_update );
                    Azur_draw_text(1,11, "Render = %.0f mc secs", (float) time_render );
                    Azur_draw_text(1,21, ">Total = %.3f ml secs", (float) elapsedTime / 1000.0f );
                    Azur_draw_text(1,31, ">Total = %.0f", (float) elapsedTime );
                    Azur_draw_text(1,41, "  FPS  = %.0f", (float) (1000000.0f / elapsedTime) );
                    Azur_draw_text(1,51, "Parts  = %d", MyParticles.size() );
                
                    Azur_draw_text(1,71, "Memory Status :");
                    Azur_draw_text(1,81, "    Used      : %d", _uram_stats->used_memory );
                    Azur_draw_text(1,91, "    Free      : %d", _uram_stats->free_memory );
                    Azur_draw_text(1,101, "    Peak Used : %d", _uram_stats->peak_used_memory );
                #endif

                for(auto& p : MyParticles)
                    p->Render();

				azrp_update();
			}

            prof_leave(perf_render);
            time_render = prof_time(perf_render);

            #if(NOBIAS)
                dclear(C_BLACK);
                dprint(1,01, C_WHITE, "Update = %.0f mc secs", (float) time_update );
                dprint(1,11, C_WHITE, "Render = %.0f mc secs", (float) time_render );
                dprint(1,21, C_WHITE, ">Total = %.3f ml secs", (float) elapsedTime / 1000.0f );
                dprint(1,31, C_WHITE, ">Total = %.0f", (float) elapsedTime );
                dprint(1,41, C_WHITE, "  FPS  = %.0f", (float) (1000000.0f / elapsedTime) );
                dprint(1,51, C_WHITE, "Parts  = %d", MyParticles.size() );
                dupdate();
            #endif

			elapsedTime = ((float) (time_update+time_render));

			if (screenshot && usb_is_open())
            {
                usb_fxlink_screenshot(false);
                screenshot = false;
            }

            if(record && usb_is_open())
            {
                usb_fxlink_videocapture(false);
            }
	}
    while (exitToOS==false);


    MyParticles.clear();


    prof_quit();
    usb_close();

	return 1;
}