Added item drops

common/src/comp/inventory/item.rs

@@ -1,4 +1,4 @@
-use specs::Component;
+use specs::{Component, FlaggedStorage};
 use specs_idvs::IDVStorage;
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
@@ -62,5 +62,5 @@ impl Default for Item {
 }
 
 impl Component for Item {
-    type Storage = IDVStorage<Self>;
+    type Storage = FlaggedStorage<Self, IDVStorage<Self>>;
 }

common/src/comp/mod.rs

@@ -20,7 +20,7 @@ pub use controller::Controller;
 pub use inputs::{
     Attacking, CanBuild, Gliding, Jumping, MoveDir, OnGround, Respawning, Rolling, Wielding,
 };
-pub use inventory::{item, Inventory, InventoryUpdate};
+pub use inventory::{item, Inventory, InventoryUpdate, Item};
 pub use last::Last;
 pub use phys::{ForceUpdate, Ori, Pos, Vel};
 pub use player::Player;

common/src/msg/ecs_packet.rs

@@ -25,6 +25,7 @@ sphynx::sum_type! {
         CanBuild(comp::CanBuild),
         Stats(comp::Stats),
         LightEmitter(comp::LightEmitter),
+        Item(comp::Item),
     }
 }
 // Automatically derive From<T> for EcsCompPhantom
@@ -40,6 +41,7 @@ sphynx::sum_type! {
         CanBuild(PhantomData<comp::CanBuild>),
         Stats(PhantomData<comp::Stats>),
         LightEmitter(PhantomData<comp::LightEmitter>),
+        Item(PhantomData<comp::Item>),
     }
 }
 impl sphynx::CompPacket for EcsCompPacket {

common/src/state.rs

@@ -131,6 +131,7 @@ impl State {
         ecs.register_synced::<comp::Stats>();
         ecs.register_synced::<comp::CanBuild>();
         ecs.register_synced::<comp::LightEmitter>();
+        ecs.register_synced::<comp::Item>();
 
         // Register components send from clients -> server
         ecs.register::<comp::Controller>();

server/src/lib.rs

@@ -419,6 +419,7 @@ impl Server {
         let mut disconnected_clients = Vec::new();
         let mut requested_chunks = Vec::new();
         let mut modified_blocks = Vec::new();
+        let mut dropped_items = Vec::new();
 
         self.clients.remove_if(|entity, client| {
             let mut disconnect = false;
@@ -499,12 +500,19 @@ impl Server {
                             state.write_component(entity, comp::InventoryUpdate);
                         }
                         ClientMsg::DropInventorySlot(x) => {
-                            state
+                            let item = state
                                 .ecs()
                                 .write_storage::<comp::Inventory>()
                                 .get_mut(entity)
-                                .map(|inv| inv.remove(x)); // TODO: Spawn an item drop entity
+                                .and_then(|inv| inv.remove(x));
+
                             state.write_component(entity, comp::InventoryUpdate);
+
+                            if let (Some(pos), Some(item)) =
+                                (state.ecs().read_storage::<comp::Pos>().get(entity), item)
+                            {
+                                dropped_items.push((*pos, item));
+                            }
                         }
                         ClientMsg::Character { name, body } => match client.client_state {
                             // Become Registered first.
@@ -682,6 +690,12 @@ impl Server {
             self.state.set_block(pos, block);
         }
 
+        for (pos, item) in dropped_items {
+            self.create_object(pos, comp::object::Body::Crate)
+                .with(item)
+                .build();
+        }
+
         Ok(frontend_events)
     }