#include "main.h"
#include "hw_init.h"

#include "com/debug.h"
#include "com/com_fileio.h"
#include "com/com_iface.h"
#include "bus/event_queue.h"
#include "bus/event_handler.h"
#include "utils/timebase.h"

#include "colorled.h"
#include "display.h"
#include <math.h>
#include <sbmp.h>

//#include "matrixdsp.h"

#include "max2719.h"
#include "dotmatrix.h"

static void poll_subsystems(void);

static DotMatrix_Cfg *dmtx;


int main(void)
{
	hw_init();

	banner("*** LED MATRIX DEMO ***");
	banner_info("(c) Ondrej Hruska, 2016");
	banner_info("Katedra mereni K338, CVUT FEL");

	DotMatrix_Init dmtx_cfg;
	dmtx_cfg.CS_GPIOx = GPIOA;
	dmtx_cfg.CS_PINx = GPIO_Pin_4;
	dmtx_cfg.SPIx = SPI1;
	dmtx_cfg.cols = 2;
	dmtx_cfg.rows = 2;

	dmtx = dmtx_init(&dmtx_cfg);

	dmtx_intensity(dmtx, 2);

	ms_time_t last;
	while (1) {
		if (ms_loop_elapsed(&last, 500)) {
			GPIOC->ODR ^= 1 << 13;
		}
		poll_subsystems();

		// 1
		dmtx_clear(dmtx);
		for (int i = 0; i <= 15; i++) {
			dmtx_set(dmtx, i, i, true);
			dmtx_set(dmtx, i+2, i-2, true);
			dmtx_set(dmtx, i-2, i+2, true);
		}
		dmtx_show(dmtx);

		delay_ms(500);

		// 2
		dmtx_clear(dmtx);
		for (int i = 0; i <= 15; i++) {
			dmtx_set(dmtx, 15-i, i, true);
			dmtx_set(dmtx, 15-(i+2), i-2, true);
			dmtx_set(dmtx, 15-(i-2), i+2, true);
		}
		dmtx_show(dmtx);

		delay_ms(500);
	}
}


static void poll_subsystems(void)
{
	// poll serial buffers (runs callback)
	com_poll(debug_iface);
	com_poll(data_iface);

	// run queued tasks
	tq_poll();

	// handle queued events
	Event evt;

	until_timeout(2) { // take 2 ms max
		if (eq_take(&evt)) {
			run_event_handler(&evt);
		} else {
			break;
		}
	}
}


void dlnk_rx(SBMP_Datagram *dg)
{
	dbg("Rx dg type %d", dg->type);
}