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

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

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

TextNode text_nodes[MAX_TEXT_NODES_COUNT];

void addNewTextNode
  (
    char text[TEXT_MAX_LENGTH + 1], uint32_t color = 0x00010101, unsigned short pos_x = 65535, unsigned short pos_y = 0,
    bool is_small = true
  )
{
  unsigned char text_length = strlen(text);
  if (text_length == 0){return;}
  for (unsigned char i = 0; i < MAX_TEXT_NODES_COUNT; i++)
  {
    if (text_nodes[i].is_deleted)
    {
      strncpy(text_nodes[i].content, text, TEXT_MAX_LENGTH);
      text_nodes[i].color = color;
      text_nodes[i].pos_x = (pos_x == 65535) ? PANEL_MAX_X + 1 : pos_x;
      text_nodes[i].pos_y = pos_y;
      text_nodes[i].characterSize.height = is_small ? SMALL_TEXT_HEIGHT : MEDIUM_TEXT_HEIGHT;
      text_nodes[i].characterSize.width = is_small ? SMALL_TEXT_WIDTH : MEDIUM_TEXT_WIDTH;
      text_nodes[i].character_count = text_length;
      text_nodes[i].is_deleted = false;
      break;
    }
  }
}

void drawTextNodes()
{
  for (unsigned char i = 0; i < MAX_TEXT_NODES_COUNT; i++)
  {
    if (!text_nodes[i].is_deleted)
    {
      Cursor cursor;
      cursor.x = text_nodes[i].pos_x;
      cursor.y = text_nodes[i].pos_y;

      for (unsigned char j = 0; j < text_nodes[i].character_count; j++)
      {
        char ch = text_nodes[i].content[j];
        if (ch < '!' || ch > '~')
        {
          ch = ' ';
        }
        drawCharacter(font7x5[ch - '!'], text_nodes[i].characterSize.height, text_nodes[i].characterSize.width, text_nodes[i].color, &cursor);
      }
    }
  }
}

// void scrollTextNodeByAmount(unsigned )

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

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

  addNewTextNode("TEst", 0x0001700, 0, 0, true);
  drawTextNodes();
  
  pixels.show();
  start_server();
}

void loop()
{
  shiftGivenRectangleLefr(0, 0, 23, 7, 1);
  pixels.show();
  handle_server();
}