#include "ability.h"

#include "common.h"
#include "equipment.h"
#include "class.h"

/* 44340 8016E440 */
char* obAbilityGetName(u8 index) {
    return obAbilityData[index].name;
}

/* 44358 8016E458 */
u8 ability_get_field_0x4(u8 index) {
    return obAbilityData[index].field_0x4;
}

/* 44370 8016E470 */
Element obAbilityGetElement(u8 index, u16 arg1, u16 arg2, s32 arg3, u16 arg4) {
    u16 item_index;    
    
    if (obAbilityData[index].element != ELEMENT_INVALID && obAbilityData[index].element != 0xF)
        return obAbilityData[index].element;
    
    if (obAbilityData[index].field_0x4 == 3) {
        item_index = obEquipmentGetFirstSpellbook(arg1, arg2, arg3, arg4);
    } else {
        item_index = obEquipmentGetFirstWeapon(arg1, arg2, arg3, arg4);
    }
    
    if (item_index == 0)
        return ELEMENT_PHYSICAL;
    
    return obEquipmentGetElement(item_index);
}


INCLUDE_ASM(const s32, "ability", func_8016E50C);

// INCLUDE_ASM(const s32, "ability", func_8016EA34);

/* 44934 8016EA34 */
u8 func_8016EA34(u8 portrait, u8 class, u8 arg2) 
{
    if (obClassData[portrait].field_0x45 != class)
        portrait = class;

    portrait = (obClassData[portrait].field_0x42 != 0xFF && arg2 < obClassData[portrait].field_0x42) ? 
                obClassData[portrait].field_0x41 :    
               (obClassData[portrait].field_0x44 != 0xFF && arg2 < obClassData[portrait].field_0x44) ? 
                obClassData[portrait].field_0x43 : portrait;

    return portrait;
}


/* 449EC 8016EAEC */
u16 character_get_item(CharacterSlot* character, u8 slot) {
    u16 item_id;

    item_id = 0;
    switch(slot) {
        case 0:
            item_id = character->item_upper_left;
            break;
        
        case 1:        
            item_id = character->item_upper_right;
            break;

        case 2:
            item_id = character->item_lower_left;
            break;

        case 3:
            item_id = character->item_lower_right;
            break;            
    }
    
    if (item_id == 0) {
        item_id = FP_CLASS_GET_ITEM_1[slot](character->portrait, character->class);
    }
    return item_id;
}


INCLUDE_ASM(const s32, "ability", __character_handle_levelup);

INCLUDE_ASM(const s32, "ability", __character_initialise);

/* 453E0 8016F4E0 */
char *obItemGetName(u16 arg0) {
    return obItemData[arg0].name;
}

/* 45400 8016F500 */
u8 item_get_field_0x4(u16 arg0) {
    return obItemData[arg0].field_0x4;
}

/* 45420 8016F520 */
u8 item_get_field_0x5(u16 arg0) {
    return obItemData[arg0].field_0x5;
}

/* 45440 8016F540 */
u8 item_get_field_0x8(u16 arg0) {
    return obItemData[arg0].field_0x8;
}

/* 45460 8016F560 */
u8 item_get_field_0x9(u16 arg0) {
    return obItemData[arg0].field_0x9;
}