#include "board.h"
#include "bsp.h"
#include "main.h"
#include "rtc.h"
#include "spi.h"
#include "../system/sgl/sgl.h"
board_t board;

#define SGL_PANEL_WIDTH 240
#define SGL_PANEL_HEIGHT 240

static sgl_color_t sgl_panel_buffer[SGL_PANEL_WIDTH * 10];

static void sgl_flush_area(sgl_area_t *area, sgl_color_t *src)
{
    board.lcd->driver.write_pixels(board.lcd, area->x1, area->y1, area->x2, area->y2, (uint16_t *)src);
    sgl_fbdev_flush_ready();
}

void led_open(led_e led)
{
    switch (led)
    {
    case LED_USER:
        GPIO_SET(LED_USER_GPIO_Port, LED_USER_Pin);
        break;
    default:
        break;
    }
}

void led_close(led_e led)
{
    switch (led)
    {
    case LED_USER:
        GPIO_RESET(LED_USER_GPIO_Port, LED_USER_Pin);
        break;
    default:
        break;
    }
}

void led_toggle(led_e led)
{
    switch (led)
    {
    case LED_USER:
        GPIO_TOGGLE(LED_USER_GPIO_Port, LED_USER_Pin);
        break;
    default:
        break;
    }
}

/**
 * @brief       RTC写入后备区域SRAM
 * @param       bkrx : 后备区寄存器编号,范围:0~31
 * @param       data : 要写入的数据,32位长度
 * @retval      无
 */
void rtc_write_bkr(uint32_t bkrx, uint32_t data)
{
    HAL_PWR_EnableBkUpAccess(); /* 取消备份区写保护 */
    HAL_RTCEx_BKUPWrite(&hrtc, bkrx, data);
}

/**
 * @brief       RTC读取后备区域SRAM
 * @param       bkrx : 后备区寄存器编号,范围:0~31
 * @retval      读取到的值
 */
static uint32_t rtc_read_bkr(uint32_t bkrx)
{
    uint32_t temp = 0;
    temp = RTC_BASE + 0x50 + bkrx * 4;
    return (*(uint32_t *)temp); /* 返回读取到的值 */
}

BOOL rtc_set_time(rtc_time_t time, uint8_t ampm)
{
    RTC_TimeTypeDef rtc_time;
    rtc_time.Hours = time.hour;
    rtc_time.Minutes = time.minute;
    rtc_time.Seconds = time.second;
    rtc_time.TimeFormat = ampm;
    rtc_time.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
    rtc_time.StoreOperation = RTC_STOREOPERATION_RESET;
    return HAL_RTC_SetTime(&hrtc, &rtc_time, RTC_FORMAT_BIN) == HAL_OK;
}

BOOL rtc_set_date(rtc_date_t date)
{
    RTC_DateTypeDef rtc_date;
    rtc_date.Month = date.month;
    rtc_date.Date = date.day;
    rtc_date.Year = date.year;
    rtc_date.WeekDay = date.weekday;

    return HAL_RTC_SetDate(&hrtc, &rtc_date, RTC_FORMAT_BIN) == HAL_OK;
}

void rtc_update(void)
{
    RTC_DateTypeDef rtc_date;
    RTC_TimeTypeDef rtc_time;

    HAL_RTC_GetTime(&hrtc, &rtc_time, RTC_FORMAT_BIN);
    HAL_RTC_GetDate(&hrtc, &rtc_date, RTC_FORMAT_BIN);

    board.rtc_time.hour = rtc_time.Hours;
    board.rtc_time.minute = rtc_time.Minutes;
    board.rtc_time.second = rtc_time.Seconds;

    board.rtc_date.weekday = rtc_date.WeekDay;
    board.rtc_date.month = rtc_date.Month;
    board.rtc_date.day = rtc_date.Date;
    board.rtc_date.year = rtc_date.Year;
}

BOOL rtc_init(void)
{
    uint16_t bkpflag = 0;

    /* 检查是不是第一次配置时钟 */
    bkpflag = rtc_read_bkr(RTC_BKP_DR0); /* 读取BKP0的值 */

    if ((bkpflag != 0x5050) && (bkpflag != 0x5051)) /* 之前未初始化过, 重新配置 */
    {
        rtc_date_t date;
        rtc_time_t time;
        date.year = 25;
        date.month = 1;
        date.day = 1;
        date.weekday = get_weekday(2000 + date.year, date.month, date.day);
        time.hour = 0;
        time.minute = 0;
        time.second = 0;

        rtc_set_time(time, RTC_HOURFORMAT12_AM); /* 设置时间, 根据实际时间修改 */
        rtc_set_date(date);                      /* 设置日期 */

        rtc_write_bkr(RTC_BKP_DR0, 0x5051); /* 写入标记位 */
    }

    return TRUE;
}

void lcd_rtc_test(void)
{
    char tmp[32];
    sgl_obj_delete(NULL);
    sgl_task_handle(); /* 刷新：屏幕清空 */

    sgl_page_set_color(sgl_screen_act(), sgl_rgb(0x00, 0x00, 0x00));

    sgl_obj_t *lbl = sgl_label_create(NULL);
    sgl_obj_set_pos(lbl, 0, 70);
    sgl_obj_set_size(lbl, 240, 28);
    sgl_label_set_text(lbl, "STM32 RTC Test");
    sgl_label_set_font(lbl, &song23);
    sgl_label_set_text_color(lbl, sgl_rgb(0x00, 0xAA, 0xFF));
    sgl_label_set_text_align(lbl, SGL_ALIGN_CENTER);

    lbl = sgl_label_create(NULL);
    sgl_obj_set_pos(lbl, 0, 100);
    sgl_obj_set_size(lbl, 240, 28);
    sgl_label_set_text(lbl, "Resolution: 240x240");
    sgl_label_set_font(lbl, &song23);
    sgl_label_set_text_color(lbl, sgl_rgb(0xFF, 0xFF, 0x00));
    sgl_label_set_text_align(lbl, SGL_ALIGN_CENTER);

    lbl = sgl_label_create(NULL);
    sgl_obj_set_pos(lbl, 0, 130);
    sgl_obj_set_size(lbl, 240, 28);
    /* 使用 sgl_label_set_text_dyn：文本复制到 label 自有堆内存，label 销毁时自动释放 */
    sprintf(tmp, "%d-%02d-%02d %02d:%02d:%02d",
            2000 + board.rtc_date.year, board.rtc_date.month, board.rtc_date.day,
            board.rtc_time.hour, board.rtc_time.minute, board.rtc_time.second);
    // sgl_label_set_text_dyn(lbl, tmp);
    sgl_label_set_text(lbl, tmp);
    sgl_label_set_font(lbl, &song23);
    sgl_label_set_text_color(lbl, sgl_rgb(0xFF, 0x40, 0x40));
    sgl_label_set_text_align(lbl, SGL_ALIGN_CENTER);

    sgl_task_handle();
}

// 清屏测试
void lcd_test_clear(void)
{
    sgl_color_t bg_colors[8];
    bg_colors[0] = sgl_rgb(0xFF, 0x80, 0x80); /* LIGHT_RED     */
    bg_colors[1] = sgl_rgb(0x80, 0xFF, 0x80); /* LIGHT_GREEN   */
    bg_colors[2] = sgl_rgb(0x80, 0x80, 0xFF); /* LIGHT_BLUE    */
    bg_colors[3] = sgl_rgb(0xFF, 0xFF, 0x80); /* LIGHT_YELLOW  */
    bg_colors[4] = sgl_rgb(0x80, 0xFF, 0xFF); /* LIGHT_CYAN    */
    bg_colors[5] = sgl_rgb(0xA3, 0xA3, 0xA3); /* LIGHT_GREY    */
    bg_colors[6] = sgl_rgb(0xFF, 0x80, 0xFF); /* LIGHT_MAGENTA */
    bg_colors[7] = sgl_rgb(0xFF, 0xFF, 0xFF); /* LCD_WHITE     */

    sgl_obj_delete(NULL);

    sgl_obj_t *lbl = sgl_label_create(NULL);
    sgl_obj_set_pos(lbl, 0, 70);
    sgl_obj_set_size(lbl, 240, 28);
    sgl_label_set_text(lbl, "STM32 Clear Test");
    sgl_label_set_font(lbl, &song23);
    sgl_label_set_text_color(lbl, sgl_rgb(0x00, 0x00, 0x00));
    sgl_label_set_text_align(lbl, SGL_ALIGN_CENTER);

    lbl = sgl_label_create(NULL);
    sgl_obj_set_pos(lbl, 0, 100);
    sgl_obj_set_size(lbl, 240, 28);
    sgl_label_set_text(lbl, "Resolution: 240x240");
    sgl_label_set_font(lbl, &song23);
    sgl_label_set_text_color(lbl, sgl_rgb(0x00, 0x00, 0x00));
    sgl_label_set_text_align(lbl, SGL_ALIGN_CENTER);

    lbl = sgl_label_create(NULL);
    sgl_obj_set_pos(lbl, 0, 130);
    sgl_obj_set_size(lbl, 240, 28);
    sgl_label_set_text(lbl, "Controller: ST7789");
    sgl_label_set_font(lbl, &song23);
    sgl_label_set_text_color(lbl, sgl_rgb(0x00, 0x00, 0x00));
    sgl_label_set_text_align(lbl, SGL_ALIGN_CENTER);

    for (uint8_t i = 0; i < 8; i++)
    {
        sgl_page_set_color(sgl_screen_act(), bg_colors[i]);
        sgl_task_handle();
        HAL_Delay(1000);
    }

    sgl_obj_delete(NULL);
}

// 文本测试
void lcd_test_text(void)
{
    static uint8_t initialized = 0;
    if (initialized)
        return;
    initialized = 1;

    sgl_obj_delete(NULL);
    sgl_page_set_color(sgl_screen_act(), sgl_rgb(0x00, 0x00, 0x00));

    /* 5 rows of white text */
    static const char *white_lines[5] = {
        "STM32 SGL Text Demo",
        "ABCDEFGHIJKLMNOPQRST",
        "0123456789:;<=>?@",
        "!#$'()*+,-.012345678",
        "!#$'()*+,-.0123456789",
    };
    for (uint8_t i = 0; i < 5; i++)
    {
        sgl_obj_t *lbl = sgl_label_create(NULL);
        sgl_obj_set_pos(lbl, 0, i * 24);
        sgl_obj_set_size(lbl, 240, 24);
        sgl_label_set_text(lbl, white_lines[i]);
        sgl_label_set_font(lbl, &song23);
        sgl_label_set_text_color(lbl, sgl_rgb(0xFF, 0xFF, 0xFF));
    }

    /* 5 rows of cyan text */
    static const char *cyan_lines[5] = {
        "!#$'()*+,-.0123456789",
        "!#$'()*+,-.012345678",
        "0123456789:;<=>?@",
        "ABCDEFGHIJKLMNOPQRST",
        "STM32 SGL Text Demo",
    };
    for (uint8_t i = 0; i < 5; i++)
    {
        sgl_obj_t *lbl = sgl_label_create(NULL);
        sgl_obj_set_pos(lbl, 0, 120 + i * 24);
        sgl_obj_set_size(lbl, 240, 24);
        sgl_label_set_text(lbl, cyan_lines[i]);
        sgl_label_set_font(lbl, &song23);
        sgl_label_set_text_color(lbl, sgl_rgb(0x00, 0xFF, 0xFF));
    }
}

void lcd_init(void)
{
    spi_gpio_group_t gpios;
    gpios.cs = gpio_create(LCD_CS_GPIO_Port, LCD_CS_Pin);
    gpios.dc = gpio_create(LCD_DC_GPIO_Port, LCD_DC_Pin);
    // 初始化LCD相关的SPI
    lcd_info_t info = {
        .spi = spi_create(SPI_TYPE_LCD, gpios, 0), // 创建SPI总线
        .dir = Direction_V,                        // 设置显示方向为横向
        .width = COL_DOT_MAX_240,                  // 设置LCD最大宽度为400列
        .height = LIN_DOT_MAX_240,                 // 设置LCD最大高度为240行
        .retransmission_count = 3,                 // 设置重传次数为3次
        .disp = NULL,
    };
    info.spi->interface.hardware_enable(info.spi, &hspi3);
    board.lcd = lcd_create(info);
    DBG_ASSERT(board.lcd != NULL __DBG_LINE);

    board.lcd->info.spi->gpios.dc->set(*board.lcd->info.spi->gpios.dc); // DC引脚拉高，默认处于写数据状态
    board.lcd->info.spi->gpios.cs->set(*board.lcd->info.spi->gpios.cs); // 拉高片选，禁止通信
    LCD_BACKLIGHT_OFF;                                                  // 先关闭背光，初始化完成之后再打开
    board.lcd->driver.init(board.lcd);
    LCD_BACKLIGHT_ON;

    // lcd_test_clear();
    // lcd_test_text();

    /* SGL初始化 */
    sgl_fbinfo_t fbinfo = {
        .xres = SGL_PANEL_WIDTH,
        .yres = SGL_PANEL_HEIGHT,
        .flush_area = sgl_flush_area,
        .buffer[0] = sgl_panel_buffer,
        .buffer_size = sizeof(sgl_panel_buffer) / sizeof(sgl_color_t),
    };
    sgl_fbdev_register(&fbinfo);
    sgl_init();
}

/**
 * @brief 初始化显示板
 *
 */
void board_init(void)
{
    lcd_init();
    rtc_init();
    sd_init();
    // sd_fatfs_test();
}