#include <EEPROM.h>
#include <SPI.h>
#include <GD2.h>

#include "walks.h"

static int thisCell = 0;
static int walking = 0;
static int youX = 0;
static int youY = 180;
static byte pressed = 0;

void setup()
{
  Serial.begin(9600);
  GD.begin();
  LOAD_ASSETS();
}

void loop()
{
  GD.get_inputs();
  GD.ClearColorRGB(0x000050);
  GD.Clear();
  
  drawScene();
  detectInput();
  
  //swap
  GD.swap();
}

void detectInput() {
  //input
  if (GD.inputs.tag == 200) {
    walking = 1; //right
  } else if (GD.inputs.tag == 201) {
    walking = 2; //left
  } else {
    walking = 0;
  }
}

void debugger() {
  Serial.print("x: ");
  Serial.print(youX);
  Serial.print("cell: ");
  Serial.println(thisCell);
}

void drawScene() {
  //draw
  GD.Begin(BITMAPS);
  if (walking == 1) {
    if (youX < 478) {
      thisCell++;
      if (thisCell > WALKS_CELLS) { thisCell = 0; }
      GD.Vertex2ii(youX, youY, WALKS_HANDLE, thisCell);
      youX++;
      debugger();
    }
    
  } else if (GD.inputs.tag == 201) {
    if (youX > 2) {
      GD.cmd_translate(F16(16), F16(0));
      GD.cmd_scale(F16(-1), F16(1));
      GD.cmd_translate(F16(-16), F16(0));
      GD.cmd_setmatrix();
      thisCell++;
      if (thisCell > WALKS_CELLS) { thisCell = 0; }
      GD.Vertex2ii(youX, youY, WALKS_HANDLE, thisCell);
      youX--;
      debugger();
    }
  } else {
    GD.Vertex2ii(youX, youY, WALKS_HANDLE, 0);
  }
  
  //GD.RestoreContext();
  
  //controller
  GD.Begin(POINTS);
  GD.PointSize(16 * 30);
  GD.ColorA(96);
  GD.ColorRGB(160,255,160);
  GD.Tag(200);
  GD.Vertex2ii(380,160);
  GD.ColorRGB(255,160,160);
  GD.Tag(201);
  GD.Vertex2ii(450,160);
}