/**
 * @file displayWrapper.h
 * @author Alexander Klein (alex@kleiax.de)
 * @brief Contains the LcdWrapper class
 * @version 0.1
 * @date 2023-01-08
 * 
 * @copyright Copyright (c) 2023
 * 
 */

#ifndef LCD_WRAPPER_H
#define LCD_WRAPPER_H

#include <iostream>
#include <LiquidCrystal_I2C.h>
#include <displayWrapper.h>

#define DISPLAY_WRAPPER_ROWS 16
#define DISPLAY_WRAPPER_LINES 2

/**
 * @brief A class for the Menu class to print information 
 * 
 * This class inherits the DisplayWrapper class as a interface.
 * The class takes the information to print from any thread. The 
 * loop function has to be called to print the data.
 */
class LcdWrapper : public DisplayWrapper {
    public:
        /**
         * @brief Construct a new Lcd Wrapper object
         * 
         * @param lcd 
         */
        LcdWrapper(LiquidCrystal_I2C* lcd);

        /**
         * @brief Print the saved data
         * 
         */
        void loop();

        /**
         * @brief Empty the buffer
         * 
         */
        void clear() override;

        /**
         * @brief Set point where data to be saved
         * 
         * @param row 
         * @param line 
         */
        void setCursor(uint8_t row, uint8_t line) override;

        /**
         * @brief Save the data to be printed
         * 
         * @param str 
         */
        void print(const char *str) override;


    private:
        LiquidCrystal_I2C* lcd;
        char data[DISPLAY_WRAPPER_LINES][DISPLAY_WRAPPER_ROWS];

        uint8_t cursorRow = 0;
        uint8_t cursorLine = 0;

        bool changed = false;
};

#endif // DISPLAY_WRAPPER_H