#include "GUI_play.h"
#include "CORE_general.h"
#include "CORE_power.h"
#include "gfx/all_gfx.h"

/* Possible actions */
#define LIGHT   20
#define KEYS    21
#define BACK    22



/******** PRIVATE ********/
static void priv_load_sprites(u8 screen);
static void priv_del_sprites(u8 screen);
static u8 priv_touched(u8 icon);
static u8 priv_selected(u8 icon);
static void priv_do_keys(u8 screen, u8 delete_spr);
/*************************/




/* The connect menu process function */
void gui_play(void){
    static play_state_t localstate = PLAY_INIT;

    switch(localstate){
        case PLAY_INIT:
            PA_EasyBgLoad(DSCR, 3, BG_play);
            priv_load_sprites(DSCR);
            localstate = PLAY_FADEIN;
            if(Env.ds2key_compat){
                ds2key_send_profile(&(Env.network), Env.pad_number-1);
            }
            break;
            
        case PLAY_FADEIN:
            if(fadein(DSCR)) return;
            localstate = PLAY_ACTION;
            break;
        
        case PLAY_ACTION:
            power_auto_light(&(Env.power));       
            if(Stylus.Newpress){ // no need to check while playing with "analog"
                if(priv_selected(BACK)){
                    Env.next_state = APP_CONNECT;
                    localstate = PLAY_FADEOUT;
                    network_disconnect(&(Env.network));
                }
                else if(priv_selected(LIGHT)){
                    power_switch_light(&(Env.power));
                }
                else if(priv_selected(KEYS)){
                    Env.turbo.enabled -= 1; // switch on/off turbo
                    priv_do_keys(DSCR, 1);
                }
            }
            break;
        
        case PLAY_FADEOUT:
            if(fadeout(DSCR)) return;
            localstate = PLAY_CLEAR;
            break;
            
        case PLAY_CLEAR:
            priv_del_sprites(DSCR);
            PA_DeleteBg(DSCR, 3);   // GFX_CONNECT_dscr
            localstate = PLAY_INIT;
            Env.current_state = Env.next_state;
            power_on_light(&(Env.power));
            break;
    }
    
    return;
}






/*-------------------------------
            Private
-------------------------------*/


/* Private sprite loading */
static void priv_load_sprites(u8 screen){  

    PA_LoadSpritePal(screen, 4, (void*)spr_play_light_Pal);
    PA_CreateSprite(screen, LIGHT, (void*)SPR_play_light_Sprite, OBJ_SIZE_32X32, 1, 4, 8,   8);
        
    PA_LoadSpritePal(screen, 5, (void*)spr_play_back_Pal);
    PA_CreateSprite(screen, BACK,  (void*)SPR_play_back_Sprite, OBJ_SIZE_32X32, 1, 5, 8, 152);
  
    priv_do_keys(screen, 0);
    
    return;
}



static void priv_do_keys(u8 screen, u8 delete_spr){
    
    if(delete_spr) PA_DeleteSprite(screen, KEYS);
    
    if(Env.turbo.enabled){ // turbo enabled!
        PA_LoadSpritePal(screen, 6, (void*)spr_play_keys_on_Pal);
        PA_CreateSprite(screen, KEYS, (void*)SPR_play_keys_on_Sprite, OBJ_SIZE_32X32, 1, 6, 216, 8);
    }
    else{
        PA_LoadSpritePal(screen, 6, (void*)spr_play_keys_off_Pal);
        PA_CreateSprite(screen, KEYS, (void*)SPR_play_keys_off_Sprite, OBJ_SIZE_32X32, 1, 6, 216, 8);
    }
}




/* Private sprite deletting */
static void priv_del_sprites(u8 screen){

    PA_DeleteSprite(screen, LIGHT);
    PA_DeleteSprite(screen, KEYS);
    PA_DeleteSprite(screen, BACK);
    return;
}



/* Private sprite touch 
    Return  1 touched
            0 not touched
*/
static u8 priv_touched(u8 icon){
    return (PA_SpriteTouched(icon) && Stylus.Newpress);
}


/* Is the item selected? 
    Return  1 selected
            0 not selected
*/
static u8 priv_selected(u8 icon){
    return priv_touched(icon);
}