#include <Arduino.h>
#include <lvgl.h>

#include "button.h"
#include "pins.h"
#include "touch.h"
#include "ui.h"

static constexpr uint32_t DRAW_BUF_SIZE =
    (SCREEN_WIDTH * SCREEN_HEIGHT / 10 * (LV_COLOR_DEPTH / 8));
static uint32_t draw_buf[DRAW_BUF_SIZE / 4];

void setup() {
  Serial.begin(460800);
  delay(200);
  Serial.println();
  Serial.printf("LVGL %d.%d.%d | Button sensor GPIO%d\n", lv_version_major(),
                lv_version_minor(), lv_version_patch(), BTN_PIN);
  Serial.println("BOOT_OK");

  pinMode(TFT_BL_PIN, OUTPUT);
  digitalWrite(TFT_BL_PIN, HIGH);

  touch_init();
  button_init();

  lv_init();

  lv_display_t *disp =
      lv_tft_espi_create(SCREEN_WIDTH, SCREEN_HEIGHT, draw_buf, sizeof(draw_buf));
  lv_display_set_rotation(disp, LV_DISPLAY_ROTATION_270);

  lv_indev_t *indev = lv_indev_create();
  lv_indev_set_type(indev, LV_INDEV_TYPE_POINTER);
  lv_indev_set_read_cb(indev, touch_read_cb);
  lv_indev_set_display(indev, disp);

  ui_create();
}

void loop() {
  if (button_poll_press()) {
    ui_refresh_count();
  } else {
    // 按下/松开时刷新状态字，但不重复计数
    static bool last_down = false;
    const bool down = button_is_down();
    if (down != last_down) {
      last_down = down;
      ui_refresh_count();
    }
  }

  lv_timer_handler();
  lv_tick_inc(5);
  delay(5);
}