#ifndef LED_DISPLAY_CONTROLLER
#define LED_DISPLAY_CONTROLLER

#include <Arduino.h>
#include <Adafruit_GFX.h>
#include <Adafruit_NeoMatrix.h>
#include <Adafruit_NeoPixel.h>
#include "esp_task_wdt.h"
#include <EEPROM.h>

class LedDisplayController
{
public:
    explicit LedDisplayController(const byte pin);
    ~LedDisplayController();

    enum text_align_t
    {
        TEXTLEFT,
        TEXTCENTER,
        TEXTRIGHT
    };

    enum set_param_index_t
    {
        PTEXT,
        PTIME,
        PCOLOR,
        PALIGN,
        PSCROLL,
        PSCROLL_RUNS,
        PACTIVE
    };

    static const uint16_t text_nr_sets = 2;
    static const uint16_t MAX_TXT_LENGTH = 256;
    static const int nr_param_names = 7;

    typedef struct text_set_t
    {
        char text[MAX_TXT_LENGTH];
        uint16_t time_ms;
        uint16_t color;
        text_align_t align;
        bool text_scroll;
        uint16_t text_scroll_pass;
        bool active;
    } text_set_t;

    typedef struct sets_t
    {
        text_set_t sets[text_nr_sets];
        char valid[3];
    } sets_t;

    void disp_update();

    void setTexts(sets_t texts);
    sets_t getTexts();

    uint16_t Color(uint8_t r, uint8_t g, uint8_t b);

private:

    TaskHandle_t displayUpdateTask;

    Adafruit_NeoMatrix* matrix;

    const String set_param_name[nr_param_names] = {"text_", "time_", "color_", "align_", "scroll_", "scroll_runs_", "active_"};
    const uint16_t DISP_STRUCT_SIZE = sizeof(sets_t);
    sets_t text_sets;

    uint16_t text_curr_nr;
    uint32_t text_set_starttime;

    int text_pos;
    unsigned int text_pass;
    unsigned int textpixel;

    bool disp_show;

    void storeDisplaySet();
    bool loadDisplaySet();

    void disp_scroll_text();
    void disp_switch_text();
    void disp_start_set();
    void disp_init();
    void show_matrix(const char *text, int pos, uint16_t color);
    String get_paramstring_from_struct(String name);
    void set_param_to_struct(String name, String value);
    String getset_param_at_struct(String name, String value, bool set);
};

void updateDisplayGlobal(void*);
extern LedDisplayController *ledDisplayControllerGlobal;

#endif // LED_DISPLAY_CONTROLLER