// #include <libopencm3/stm32/gpio.h>
// #include <libopencm3/stm32/rcc.h>
#include <string.h>

#include "core/system.h"
#include "ws2812b.h"

#define LED_PORT (GPIOC)
#define LED_PIN  (GPIO14)

static void gpio_setup(void) {
  rcc_periph_clock_enable(RCC_GPIOC);
  gpio_mode_setup(LED_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, LED_PIN);
  gpio_set_output_options(LED_PORT, GPIO_OTYPE_PP, GPIO_OSPEED_2MHZ, LED_PIN);
}

int main(void) {
  system_setup();
  gpio_setup();

  RGB_t leds[8] = {0};
  WS2812B_t ws2812b = {
    .leds = leds,
    .num_leds = 8,
    .pin = GPIO8,
    .port = GPIOC
  };

  uint64_t start_time = system_get_ticks();
  uint8_t current_led = 0;

  while (1) {
    if (system_get_ticks() - start_time >= 250) {
      memset(&leds[current_led], 0, sizeof(RGB_t));
      current_led = (current_led + 1) % ws2812b.num_leds;
      leds[current_led].r = 255;

      WS2812B_Write(&ws2812b);
      start_time = system_get_ticks();
    }
  }

  return 0;
}

#include <libopencm3/cm3/common.h>
#include <libopencm3/stm32/memorymap.h>

#if defined(STM32F0)
#       include <libopencm3/stm32/f0/gpio.h>
#elif defined(STM32F1)
#       include <libopencm3/stm32/f1/gpio.h>
#elif defined(STM32F2)
#       include <libopencm3/stm32/f2/gpio.h>
#elif defined(STM32F3)
#       include <libopencm3/stm32/f3/gpio.h>
#elif defined(STM32F4)
#       include <libopencm3/stm32/f4/gpio.h>
#elif defined(STM32F7)
#       include <libopencm3/stm32/f7/gpio.h>
#elif defined(STM32L0)
#       include <libopencm3/stm32/l0/gpio.h>
#elif defined(STM32L1)
#       include <libopencm3/stm32/l1/gpio.h>
#elif defined(STM32L4)
#       include <libopencm3/stm32/l4/gpio.h>
#elif defined(STM32G0)
#       include <libopencm3/stm32/g0/gpio.h>
#elif defined(STM32G4)
#       include <libopencm3/stm32/g4/gpio.h>
#elif defined(STM32H7)
#       include <libopencm3/stm32/h7/gpio.h>
#elif defined(GD32F1X0)
#       include <libopencm3/gd32/f1x0/gpio.h>
#else
#       error "stm32 family not defined."
#endif


#if defined(STM32F0)
#       include <libopencm3/stm32/f0/rcc.h>
#elif defined(STM32F1)
#       include <libopencm3/stm32/f1/rcc.h>
#elif defined(STM32F2)
#       include <libopencm3/stm32/f2/rcc.h>
#elif defined(STM32F3)
#       include <libopencm3/stm32/f3/rcc.h>
#elif defined(STM32F4)
#       include <libopencm3/stm32/f4/rcc.h>
#elif defined(STM32F7)
#       include <libopencm3/stm32/f7/rcc.h>
#elif defined(STM32L0)
#       include <libopencm3/stm32/l0/rcc.h>
#elif defined(STM32L1)
#       include <libopencm3/stm32/l1/rcc.h>
#elif defined(STM32L4)
#       include <libopencm3/stm32/l4/rcc.h>
#elif defined(STM32G0)
#       include <libopencm3/stm32/g0/rcc.h>
#elif defined(STM32G4)
#       include <libopencm3/stm32/g4/rcc.h>
#elif defined(STM32H7)
#       include <libopencm3/stm32/h7/rcc.h>
#elif defined(GD32F1X0)
#       include <libopencm3/gd32/f1x0/rcc.h>
#else
#       error "stm32 family not defined."
#endif