fix tethering

assets/voxygen/i18n/en/command.ftl

@@ -91,4 +91,8 @@ command-unimplemented-teleporter-spawn = Teleporter spawning is not implemented
 command-kit-inventory-unavailable = Could not get inventory
 command-inventory-cant-fit-item = Can't fit item to inventory
 # Emitted by /disconnect_all when you dont exist (?)
-command-you-dont-exist = You do not exist, so you cannot use this command
+command-you-dont-exist = You do not exist, so you cannot use this command
+command-destroyed-tethers = All tethers destroyed! You are now free
+command-destroyed-no-tethers = You're not connected to any tethers
+command-dismounted = Dismounted
+command-no-dismount = You're not riding or being ridden

common/src/mounting.rs

@@ -279,6 +279,14 @@ pub struct VolumeRiders {
     riders: HashSet<Vec3<i32>>,
 }
 
+impl VolumeRiders {
+    pub fn clear(&mut self) -> bool {
+        let res = !self.riders.is_empty();
+        self.riders.clear();
+        res
+    }
+}
+
 impl Component for VolumeRiders {
     type Storage = DenseVecStorage<Self>;
 }

server/src/cmd.rs

@@ -4581,22 +4581,36 @@ fn handle_tether(
 
 fn handle_destroy_tethers(
     server: &mut Server,
-    _client: EcsEntity,
+    client: EcsEntity,
     target: EcsEntity,
     _args: Vec<String>,
     _action: &ServerChatCommand,
 ) -> CmdResult<()> {
-    server
+    let mut destroyed = false;
+    destroyed |= server
         .state
         .ecs()
         .write_storage::<Is<common::tether::Leader>>()
-        .remove(target);
-    server
+        .remove(target)
+        .is_some();
+    destroyed |= server
         .state
         .ecs()
         .write_storage::<Is<common::tether::Follower>>()
-        .remove(target);
-    Ok(())
+        .remove(target)
+        .is_some();
+    if destroyed {
+        server.notify_client(
+            client,
+            ServerGeneral::server_msg(
+                ChatType::CommandInfo,
+                Content::localized("command-destroyed-tethers"),
+            ),
+        );
+        Ok(())
+    } else {
+        Err(Content::localized("command-destroyed-no-tethers"))
+    }
 }
 
 fn handle_mount(
@@ -4616,7 +4630,7 @@ fn handle_mount(
             server
                 .state
                 .link(common::mounting::Mounting { mount, rider })
-                .map_err(|_| "Failed to tether entities".into())
+                .map_err(|_| "Failed to mount entities".into())
         } else {
             Err("Mount and/or rider doesn't have an Uid component.".into())
         }
@@ -4627,30 +4641,47 @@ fn handle_mount(
 
 fn handle_dismount(
     server: &mut Server,
-    _client: EcsEntity,
+    client: EcsEntity,
     target: EcsEntity,
     _args: Vec<String>,
     _action: &ServerChatCommand,
 ) -> CmdResult<()> {
-    server
+    let mut destroyed = false;
+    destroyed |= server
         .state
         .ecs()
         .write_storage::<Is<common::mounting::Rider>>()
-        .remove(target);
-    server
+        .remove(target)
+        .is_some();
+    destroyed |= server
         .state
         .ecs()
         .write_storage::<Is<common::mounting::VolumeRider>>()
-        .remove(target);
-    server
+        .remove(target)
+        .is_some();
+    destroyed |= server
         .state
         .ecs()
         .write_storage::<Is<common::mounting::Mount>>()
-        .remove(target);
-    server
+        .remove(target)
+        .is_some();
+    destroyed |= server
         .state
         .ecs()
         .write_storage::<common::mounting::VolumeRiders>()
-        .remove(target);
-    Ok(())
+        .get_mut(target)
+        .map_or(false, |volume_riders| volume_riders.clear());
+
+    if destroyed {
+        server.notify_client(
+            client,
+            ServerGeneral::server_msg(
+                ChatType::CommandInfo,
+                Content::localized("command-dismounted"),
+            ),
+        );
+        Ok(())
+    } else {
+        Err(Content::localized("command-no-dismount"))
+    }
 }

server/src/state_ext.rs

@@ -31,6 +31,7 @@ use common::{
     resources::{Secs, Time, TimeOfDay},
     rtsim::{Actor, RtSimEntity},
     slowjob::SlowJobPool,
+    tether::Tethered,
     uid::{IdMaps, Uid},
     util::Dir,
     LoadoutBuilder, ViewDistances,
@@ -1164,6 +1165,7 @@ impl StateExt for State {
 
         maintain_link::<Mounting>(self);
         maintain_link::<VolumeMounting>(self);
+        maintain_link::<Tethered>(self);
     }
 
     fn delete_entity_recorded(

voxygen/src/cmd.rs

@@ -216,7 +216,8 @@ pub fn run_command(
                     .ok_or("No player entity")?,
                 ident => {
                     return Err(format!(
-                        "Expected target/selected/viewpoint/mount/rider found {ident}"
+                        "Expected target/selected/viewpoint/mount/rider/self after '@' found \
+                         {ident}"
                     ));
                 },
             };