plugins/sword/sword.c

   1 #include <stdlib.h>
   2 #include <stddef.h>
   3 #include "../game/game.h"
   4 #include "../movement/movement.h"
   5 #include "../inventory/inventory.h"
   6
   7 static bool use_broken_sword(struct itemstack *stack)
   8 {
   9         (void) stack;
  10
  11         return true;
  12 }
  13
  14 static struct item broken_sword = {
  15         .name = "Broken Sword",
  16         .stackable = false,
  17
  18         .on_use = &use_broken_sword,
  19         .on_destroy = NULL,
  20         .on_create = NULL,
  21 };
  22
  23 static bool use_sword(struct itemstack *stack)
  24 {
  25         int x, y;
  26         x = player.x;
  27         y = player.y;
  28
  29         dir_to_xy(last_player_move, &x, &y);
  30
  31         struct entity *entity = entity_collision_map[x][y];
  32
  33         if (entity) {
  34                 add_health(entity, -1);
  35
  36                 if (rand() % 100 == 0)
  37                         stack->item = &broken_sword;
  38         }
  39
  40         return false;
  41 }
  42
  43 static struct item sword = {
  44         .name = "Sword",
  45         .stackable = false,
  46
  47         .on_use = &use_sword,
  48         .on_destroy = NULL,
  49         .on_create = NULL,
  50 };
  51
  52 __attribute__((constructor)) static void init()
  53 {
  54         inventory_add(&player_inventory, (struct itemstack) {
  55                 .item = &sword,
  56                 .count = 1,
  57                 .meta = NULL,
  58         });
  59 }