Now you can drink coffee

levels/test/ai_test.json

@@ -9,7 +9,7 @@
         {"type":"wall","mats":["wallpaper","ceiling"]},
         {"type":"wall","mats":["brick","ceiling"],
             "extra": { "object": { "type": "pickup", "desc": "Coffee", "mats": ["coffee"],
-                "extra": { "name": "Coffee" } } }  },
+                "extra": { "name": "Coffee", "effects": [ { "type": "heal", "amount": 20 } ] } } }  },
         {"type":"wall","mats":["wallpaper","ceiling"]}],
     [{"type":"door","mats":["wallpaper_door",null], "extra":
         { "to": "/levels/test/entry_hall_update", "player_pos": { "x": 1, "z": 2 }, "player_facing": 3 } },

levels/test/entry_hall_update.json

@@ -1,6 +1,9 @@
 [[null,{"type":"wall","mats":["brick"]}],
     [{"type":"wall","mats":["brick"]},
-    {"type":"space","mats":["pavement","pavement"]},{"type":"wall","mats":["brick"]}],
+    {"type":"space","mats":["pavement","pavement"], "extra": { "object": {
+        "type": "pickup", "mats": ["revolver"], "extra": { "name": "revolver",
+            "effects": [ {"type": "equip", "target": "right_hand" } ] } }}},
+    {"type":"wall","mats":["brick"]}],
     [{"type":"door","mats":["brick_door"], "extra": { "to": "/levels/test/ai_test", "player_pos": { "x": 1, "z": 2 }, "player_facing": 3 } },{"type":"space","mats":["sidewalk","pavement"]},{"type":"wall","mats":["brick"]}],
     [{"type":"wall","mats":["brick"]},{"type":"space","mats":["sidewalk","pavement"]},{"type":"wall","mats":["brick"]},{"type":"wall","mats":["brick"]},{"type":"wall","mats":["brick"]},null,null,null,{"type":"wall","mats":["brick","pavement"]},{"type":"wall","mats":["brick","pavement"]},
             {"type":"door","mats":["brick_door","pavement"],

src/inventory.js

@@ -46,6 +46,12 @@ class Inventory {
     }
 
     remove(name) {
+        if(name instanceof Object) {
+            if(name['name'])
+                name = name['name'];
+            else
+                return;
+        }
         if(this.items.length == 1) {
             if(this.items[0]['name'] && this.items[0].name == name) {
                 this.items = [];
@@ -81,29 +87,13 @@ class Inventory {
             +'</div>';
     }
 
-    equip() {
-        let i = this.items[this.selected];
-        if(i['equips_to']) {
-            let tmp = this.equipped[i.equips_to];
-            console.log(tmp);
-            this.equipped[i.equips_to] = i;
-            if(tmp) {
-                this.items[this.selected] = tmp;
-            } else {
-                this.items.splice(this.selected, 1);
-                this.selected--;
-                if(this.selected == -1 && this.items.length) {
-                    this.selected = 0;
-                }
-            }
-            console.log("Equipped");
-        }
-        else {
-            console.log("Can't equip this");
+    use(player) {
+        if(this.items[this.selected]) {
+            this.items[this.selected].use(player);
         }
     }
 
-    input(event) {
+    input(event, player) {
         if(!this.items) { return; }
 
         if(event.keyCode == 37) {
@@ -127,7 +117,8 @@ class Inventory {
                 this.selected = nsel;
             }
         } else if(event.keyCode == 69) {
-            this.equip();
+            this.use(player);
+            this.update();
         }
 
         this.update();

src/inventory_item.js

@@ -0,0 +1,52 @@
+function equip(i, effect, inventory) {
+    let tmp = inventory.equipped[effect.target];
+    inventory.equipped[effect.target] = i;
+    if(tmp) {
+        inventory.items[inventory.selected] = tmp;
+    } else {
+        inventory.items.splice(inventory.selected, 1);
+        inventory.selected--;
+        if(inventory.selected == -1 && inventory.items.length) {
+            inventory.selected = 0;
+        }
+    }
+    console.log("Equipped");
+}
+
+function heal(i, effect, player, inventory) {
+    player.stats.health.value += effect.amount;
+    player.stats.update();
+    remove_item(i, effect, inventory);
+}
+
+function remove_item(i, effect, inventory) {
+    inventory.remove(i);
+}
+
+class InventoryItem {
+    constructor(name, icon, effects=null) {
+        this.name = name;
+        this.icon = icon;
+        this.effects = effects;
+    }
+
+    use(player) {
+        ///handle effects
+        for(let e of this.effects) {
+            switch(e['type']) {
+                case 'equip':
+                    equip(this, e, player.inventory);
+                    break;
+                case 'heal':
+                    heal(this, e, player, player.inventory);
+                    break;
+                case null:
+                    break;
+                default:
+                    console.log("Unhandled effect "+e['effect']);
+            }
+        }
+    }
+}
+
+export default InventoryItem;

src/pickup.js

@@ -1,4 +1,5 @@
 import SpriteObject from './sprite_object'
+import InventoryItem from './inventory_item'
 
 class Pickup extends SpriteObject {
     constructor(grid, loc, mats, desc, extra) {
@@ -14,14 +15,8 @@ class Pickup extends SpriteObject {
 
         this.grid.scene.remove(this.meshes[0]);
 
-        let inv_item = {
-            name: this.name,
-            icon: this._mats[0]
-        };
-        if(this.extra['equips_to']) {
-            inv_item['equips_to'] = this.extra.equips_to;
-        }
-
+        console.log(this.extra);
+        let inv_item = new InventoryItem(this.name, this._mats[0], this.extra['effects']);
         player.inventory.add_item(inv_item);
     }
 }

src/player.js

@@ -141,7 +141,7 @@ class Player {
             if(event.keyCode == 73 || event.keyCode == 27) {
                 this.inv_mode = false;
             } else {
-                this.inventory.input(event);
+                this.inventory.input(event, this);
             }
             return;
         }
@@ -170,7 +170,7 @@ class Player {
             this._inv_hotbar(event.keyCode-48);
             console.log('the business');
         } else if(event.keyCode == 69) {
-            this.inventory.equip();
+            this.inventory.use(this);
             this.inventory.update();
         }