#include <stdio.h>
#include <string.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/spi_master.h"
#include "driver/gpio.h"
#include "esp_log.h"
#include "esp_system.h"
#include "sdkconfig.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"
#include "U8g2_for_Adafruit_GFX.h"
#include "ESP32Time.h"
#include "Dialog_plain_20.h"
#include "Calligraffitti_Regular_20.h"

// SPI configuration
#define TFT_MOSI 11
#define TFT_MISO 13
#define TFT_CLK 12
#define TFT_CS 10
#define TFT_DC 9
#define TFT_RST 8

ESP32Time rtc(3600);

char houreChar[3];
char mintChar[4];
char secondChar[3];
char dateChar[20];
char dayChar[10];

// Initialize with an empty string
char prevhoureChar[3] = "";
char prevmintChar[4] = "";
char prevsecondChar[3] = "";

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_MOSI, TFT_CLK, TFT_RST, TFT_MISO);
U8G2_FOR_ADAFRUIT_GFX u8g2_for_adafruit_gfx;

void printText(const char* text, uint16_t color, int x, int y, int textSize);
void printText1(const char* text, uint16_t color, int x, int y, int textSize);

void getTimeTask(void *pvParameters) {
    while (1) {
        String houreStr = rtc.getTime("%H");
        String mintStr = rtc.getTime(":%M");
        String secondStr = rtc.getTime("%S");
        String dateStr = rtc.getTime("%d %B %Y");
        String dayStr = rtc.getTime("%A");

        houreStr.toCharArray(houreChar, 3);
        mintStr.toCharArray(mintChar, 4);
        secondStr.toCharArray(secondChar, 3);
        dateStr.toCharArray(dateChar, 20);
        dayStr.toCharArray(dayChar, 10);

        vTaskDelay(1000 / portTICK_PERIOD_MS);
    }
}

void displayTimeTask(void *pvParameters) {
    // Initialize SPI bus
    spi_bus_config_t buscfg = {
        .mosi_io_num = TFT_MOSI,
        .miso_io_num = TFT_MISO,
        .sclk_io_num = TFT_CLK,
        .quadwp_io_num = -1,
        .quadhd_io_num = -1,
        .max_transfer_sz = 16 * 320 * 2 + 8
    };
    ESP_ERROR_CHECK(spi_bus_initialize(HSPI_HOST, &buscfg, SPI_DMA_CH_AUTO));

    // Initialize ILI9341 display
    tft.begin();
    u8g2_for_adafruit_gfx.begin(tft);
    tft.setRotation(1); // Set rotation
    tft.fillScreen(ILI9341_WHITE);
    printText(prevhoureChar, ILI9341_WHITE, 60, 50, 5);
    vTaskDelay(500 / portTICK_PERIOD_MS);
    printText1("IXLens", ILI9341_BLACK, 110, 110, 2);
    vTaskDelay(2000 / portTICK_PERIOD_MS);
    printText1("IXLens", ILI9341_WHITE, 110, 110, 2);
    printText("PM", ILI9341_BLACK, 260, 110, 2);
    printText("IXLens", ILI9341_BLACK, 110, 20, 1);
    printText("68 F", ILI9341_BLACK, 10, 220, 1);

    rtc.setTime(30, 2, 15, 6, 7, 2024); // Set initial time

    while (1) {
        if (strcmp(houreChar, prevhoureChar) != 0) {
            printText(prevhoureChar, ILI9341_WHITE, 20, 110, 3);
            strcpy(prevhoureChar, houreChar);
            printText(houreChar, ILI9341_BLACK, 20, 110, 3);
        }

        if (strcmp(mintChar, prevmintChar) != 0) {
            printText(prevmintChar, ILI9341_WHITE, 90, 110, 3);
            strcpy(prevmintChar, mintChar);
            printText(mintChar, ILI9341_BLACK, 90, 110, 3);
        }

        if (strcmp(secondChar, prevsecondChar) != 0) {
            printText(prevsecondChar, ILI9341_WHITE, 200, 130, 2);
            strcpy(prevsecondChar, secondChar);
            printText(secondChar, ILI9341_BLACK, 200, 130, 2);
        }

        printText(dayChar, ILI9341_BLACK, 70, 180, 2);
        printText(dateChar, ILI9341_BLACK, 90, 220, 1);

        vTaskDelay(1000 / portTICK_PERIOD_MS);
    }
}

void app_main() {
    xTaskCreate(getTimeTask, "getTimeTask", 2048, NULL, 5, NULL);
    xTaskCreate(displayTimeTask, "displayTimeTask", 4096, NULL, 5, NULL);
}

void printText(const char* text, uint16_t color, int x, int y, int textSize) {
    tft.setCursor(x, y);
    u8g2_for_adafruit_gfx.setFont(u8g2_font_ncenB14_tr);  // Example font, change to your font
    tft.setTextColor(color);
    tft.setTextSize(textSize);
    tft.setTextWrap(true);
    tft.print(text);
}

void printText1(const char* text, uint16_t color, int x, int y, int textSize) {
    tft.setCursor(x, y);
    u8g2_for_adafruit_gfx.setFont(u8g2_font_courB08_tr);  // Example font, change to your font
    tft.setTextColor(color);
    tft.setTextSize(textSize);
    tft.setTextWrap(true);
    tft.print(text);
}