#include "GUI_connect.h"
#include "GUI_common.h"

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

/* Possible actions */
#define BACK    0
#define MORE    1
#define PLAYER1 2
#define PLAYER2 3



/******** 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);
/*************************/



/* The connect menu process function */
void gui_connect(void){
    static connect_state_t localstate = CONNECT_INIT;
        
    switch(localstate){
        case CONNECT_INIT:
            PA_EasyBgLoad(DSCR, 3, BG_blank);
            priv_load_sprites(DSCR);
            localstate = CONNECT_FADEIN;
            break;
            
        case CONNECT_FADEIN:
            if(fadein(DSCR)) return;
            localstate = CONNECT_SELECT;
            commons_move_in();
            break;
        
        case CONNECT_SELECT:
            if(priv_selected(PLAYER1)){
                Env.next_state = APP_PLAY;
                Env_SetPad(1);
                if(network_connect(&(Env.network)))
                    localstate = CONNECT_MOVEOUT;
            }
            else if(priv_selected(PLAYER2)){
                Env.next_state = APP_PLAY;
                Env_SetPad(2);
                if(network_connect(&(Env.network)))
                    localstate = CONNECT_MOVEOUT;
            }
            else if(priv_selected(BACK)){
                Env.next_state = APP_MAIN;
                localstate = CONNECT_MOVEOUT;
            }

            else if(priv_selected(MORE)){
                Env.next_state = APP_CONNECT_MORE;
                localstate = CONNECT_MOVEOUT;
            }
            break;
        
        case CONNECT_MOVEOUT:
            commons_move_out();
            localstate = CONNECT_FADEOUT;
        
        case CONNECT_FADEOUT:
            if(fadeout(DSCR)) return;
            localstate = CONNECT_CLEAR;
            break;
            
        case CONNECT_CLEAR:
            priv_del_sprites(DSCR);
            PA_DeleteBg(DSCR, 3);   // GFX_CONNECT_dscr
            localstate = CONNECT_INIT;
            Env.current_state = Env.next_state;
            break;
    }
    
    return;
}






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


/* Private sprite loading */
static void priv_load_sprites(u8 screen){
    #define BASE_X1 24
    #define BASE_Y1 48
    #define BASE_X2 136
    #define BASE_Y2 48
    
    buttons_init(BUTTON_BACK, BUTTON_MORE);
    title_init(TITLE_CONNECT);
        
    /* Number 1 */
    PA_LoadSpritePal(screen, 4, (void*)spr_player1_Pal);
    PA_CreateSprite(screen, (10*PLAYER1)+1, (void*)SPR_player1_0_Sprite, OBJ_SIZE_64X64, 1, 4, BASE_X1,     BASE_Y1);
    PA_CreateSprite(screen, (10*PLAYER1)+2, (void*)SPR_player1_1_Sprite, OBJ_SIZE_32X64, 1, 4, BASE_X1+64,  BASE_Y1);
    PA_CreateSprite(screen, (10*PLAYER1)+3, (void*)SPR_player1_2_Sprite, OBJ_SIZE_64X32, 1, 4, BASE_X1,     BASE_Y1+64);
    PA_CreateSprite(screen, (10*PLAYER1)+4, (void*)SPR_player1_3_Sprite, OBJ_SIZE_32X32, 1, 4, BASE_X1+64,  BASE_Y1+64);

    /* Number 2 */
    PA_LoadSpritePal(screen, 5, (void*)spr_player2_Pal);
    PA_CreateSprite(screen, (10*PLAYER2)+1, (void*)SPR_player2_0_Sprite, OBJ_SIZE_64X64, 1, 5, BASE_X2,     BASE_Y2);
    PA_CreateSprite(screen, (10*PLAYER2)+2, (void*)SPR_player2_1_Sprite, OBJ_SIZE_32X64, 1, 5, BASE_X2+64,  BASE_Y2);
    PA_CreateSprite(screen, (10*PLAYER2)+3, (void*)SPR_player2_2_Sprite, OBJ_SIZE_64X32, 1, 5, BASE_X2,     BASE_Y2+64);
    PA_CreateSprite(screen, (10*PLAYER2)+4, (void*)SPR_player2_3_Sprite, OBJ_SIZE_32X32, 1, 5, BASE_X2+64,  BASE_Y2+64);

    return;
}



/* Private sprite deletting */
static void priv_del_sprites(u8 screen){
    u8 i = 0;
    
    /* P1 sprites */
    for(i=(10*PLAYER1)+1; i<(10*PLAYER1)+5; i++){
        PA_DeleteSprite(screen, i);
    }

    /* P2 sprites */
    for(i=(10*PLAYER2)+1; i<(10*PLAYER2)+5; i++){
        PA_DeleteSprite(screen, i);
    }

    commons_delete();

    return;
}

/* Private sprite touch 
    Return  1 touched
            0 not touched
*/
static u8 priv_touched(u8 icon){
    u8 i = 0;
    
    switch(icon){
        case PLAYER1:
            for(i=(10*PLAYER1)+1; i<(10*PLAYER1)+5; i++){
                if(PA_SpriteTouched(i) && Stylus.Newpress) return 1;
            }
            break;
            
        case PLAYER2:
            for(i=(10*PLAYER2)+1; i<(10*PLAYER2)+5; i++){
                if(PA_SpriteTouched(i) && Stylus.Newpress) return 1;
            }
            break;
            
        case BACK:
            return button_touch_l();
            break;
        
        case MORE:
            return button_touch_r();
            break;
    }
    
    return 0;
}


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