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#include "shop.h"
#include "engine/maths.h"
#include "ppu/ppu.h"
void hh_shop(hh_e_game_state* hh_game_state){
static hh_e_shop_states hh_e_shop = hh_e_shop_show;
static hh_e_upgrades upgrades[HH_SHOP_UPG_DISPLAY] = {0};
static uint8_t selected = 0;
static bool pressed_LR = false;
switch (hh_e_shop)
{
case hh_e_shop_show:
hh_clear_screen();
hh_clear_sprite();
// TODO: make function to show shop
// hh_setup_screen();
//hh_setup_shop();
hh_shop_init(&upgrades);
selected = HH_SHOP_UPG_DISPLAY/2;
hh_shop_display(selected, &upgrades);
hh_e_shop = hh_e_shop_main;
break;
case hh_e_shop_main:
if(g_hh_controller_p1.dpad_left || g_hh_controller_p1.dpad_right){
if (!pressed_LR) {
hh_shift_selected(&selected,(g_hh_controller_p1.dpad_right?1:0),0,HH_SHOP_UPG_DISPLAY-1);
hh_shop_display(selected, &upgrades);
}
pressed_LR = true;
} else {
pressed_LR = false;
}
if(g_hh_controller_p1.button_primary){
//apply selected upgrade
hh_e_shop = hh_e_shop_end;
}
if(g_hh_controller_p1.button_secondary){//Quick exit
hh_e_shop = hh_e_shop_end;
}
break;
case hh_e_shop_end: // delay?
hh_e_shop = hh_e_shop_show;
*hh_game_state = hh_e_state_gameplay;
break;
default:
hh_e_shop = hh_e_shop_show;
break;
}
}
uint8_t hh_shop_translate_upgrades(hh_e_upgrades upg) {
return upg+10;
}
void hh_shop_init(hh_e_upgrades* in) {
for (int i = 0; i < HH_SHOP_UPG_DISPLAY; i++) {
in[i] = i%HH_SHOP_UPG_COUNT;
}
}
void hh_shop_display(uint8_t selected, hh_e_upgrades* upgrades) {
const vec_cor start = {48,16};
const uint8_t up = 8,
space = 24+8;
for (int i = 0; i < HH_SHOP_UPG_DISPLAY; i++) {
hh_ppu_update_foreground(i+16,
(hh_s_ppu_loc_fam_entry){
.horizontal_flip = false, .vertical_flip = false,
.position_x = i*space+start.x, .position_y = start.y + (i==selected?-up:0),
.palette_index = 7,
.tilemap_index = hh_shop_translate_upgrades(upgrades[i])
});
}
}
void hh_shift_selected(uint8_t *pos, bool dir, uint8_t min, uint8_t max) {
if (dir) {
*pos = MIN(*pos+1,max);
} else {
*pos = MAX(*pos-1,min);
}
// printf("b: %d sel: %d\n",dir, *pos);
}
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