#include "combat.h"
#include "common.h"
#include <stddef.h>

// Track combat events for feedback
typedef struct {
  const char *message;
  int damage;
  int is_player_damage;
} CombatEvent;

static CombatEvent last_event = {NULL, 0, 0};

const char *combat_get_last_message(void) {
  return last_event.message;
}

int combat_get_last_damage(void) {
  return last_event.damage;
}

int combat_was_player_damage(void) {
  return last_event.is_player_damage;
}

void combat_player_attack(Player *p, Enemy *e) {
  if (e == NULL || !e->alive)
    return;

  // Deal damage
  int damage = p->attack;
  e->hp -= damage;

  // Set combat event
  last_event.damage = damage;
  last_event.is_player_damage = 0;

  // Check if enemy died
  if (e->hp <= 0) {
    e->hp = 0;
    e->alive = 0;
    last_event.message = "Enemy killed!";
  } else {
    last_event.message = "You hit the enemy";
  }
}

void combat_enemy_attack(Enemy *e, Player *p) {
  if (e == NULL || !e->alive)
    return;
  if (p == NULL)
    return;

  // Deal damage reduced by defense (minimum 1 damage)
  int damage = e->attack - p->defense;
  if (damage < 1)
    damage = 1;
  p->hp -= damage;

  // Set combat event
  last_event.damage = damage;
  last_event.is_player_damage = 1;

  // Check if player died
  if (p->hp <= 0) {
    p->hp = 0;
    last_event.message = "You died!";
  } else {
    last_event.message = "Enemy attacks!";
  }
}

void combat_reset_event(void) {
  last_event.message = NULL;
  last_event.damage = 0;
  last_event.is_player_damage = 0;
}