#include <Adafruit_NeoPixel.h>
#include <WiFi.h>
#include <WebServer.h>
#include <ArduinoJson.h>
#include "index.h"
#include "fonts.h"
#include "cursor.h"
#include "lowLevel.ino"

#ifdef __AVR__
 #include <avr/power.h> // Required for 16 MHz Adafruit Trinket
#endif

#define PIN 12

#define PANEL_PIXEL_COUNT 16
#define PANEL_COUNT 3
#define NUMPIXELS PANEL_PIXEL_COUNT*PANEL_PIXEL_COUNT*PANEL_COUNT
#define PANEL_MAX_X PANEL_PIXEL_COUNT * PANEL_COUNT - 1
#define PANEL_MAX_Y PANEL_PIXEL_COUNT - 1
#define TEXT_MAX_LENGTH 64
#define SCROLLABLE_TEXT_MAX_COUNT 4
#define SMALL_TEXT_HEIGHT 7
#define SMALL_TEXT_WIDTH 5

Adafruit_NeoPixel pixels(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);

Text scrollable_texts[SCROLLABLE_TEXT_MAX_COUNT];

void addLeftScrollableTextOnScreen(char text[TEXT_MAX_LENGTH], uint32_t color = 0x00010101, bool is_small = true, unsigned short pos_x = nullptr, unsigned short pos_y)
{
    unsigned char character_index = 0;

    for (unsigned char i = 0; i < SCROLLABLE_TEXT_MAX_COUNT; i++)
    {
        if (scrollable_texts[i].deleted)
        {
            scrollable_texts[i].deleted = false;
            character_index = i;
            break;
        }
    }
    if (pos_x == nullptr)
    {
        for (unsigned char i = 0; true; i++)
        {
            if (!text[i])
            {
                pos_x = PANEL_MAX_X - ((characterSize.width + 1) * i);
            }
        }
    }

    for (unsigned char i = 0; i < TEXT_MAX_LENGTH; i++)
    {
        scrollable_texts[character_index].content[i] = text[i];
        if (!text[i])
        {
            scrollable_texts[character_index].character_count = i;
            break;
        }
    }

    scrollable_texts[character_index].color = color;
    scrollable_texts[character_index].pos_x = pos_x;
    scrollable_texts[character_index].pos_y = pos_y;

    if (is_small)
    {
        scrollable_texts[character_index].characterSize.height = SMALL_TEXT_HEIGHT;
        scrollable_texts[character_index].characterSize.width = SMALL_TEXT_WIDTH;
    }
}

void drawGivenLeftScrollableText(unsigned char index, Cursor (*used_cursor))
{
    if (scrollable_texts[index].deleted)
    {
        return;
    }

    for (unsigned char i = 0; i < scrollable_texts[index].character_count; i++)
    {
        if (scrollable_texts[index].is_small)
        {
            for (unsigned char char_i = 0; char_i < scrollable_texts[index].character_count; char_i++)
            {
                used_cursor.x = scrollable_texts[index].pos_x;
                used_cursor.y = scrollable_texts[index].pos_y;

                drawCharacter(font7x5[scrollable_texts[index].content[char_i] - '!'], 7, 5, scrollable_texts[index].color, used_cursor);
            }
        }
    }
}


void setup()
{
  Serial.begin(115200);

  pixels.begin();
  pixels.clear();

    addLeftScrollableTextOnScreen("Its alive!");

  pixels.show();
  start_server();
}

void loop()
{
  shiftGivenRectangle(0, 0, 19, 7, 1);
  pixels.show();
  handle_server();
}