Add MakeNPC admin command

common/src/cmd.rs

@@ -1,6 +1,7 @@
 use crate::{
     assets,
     comp::{self, buff::BuffKind, inventory::item::try_all_item_defs, AdminRole as Role, Skill},
+    generation::try_all_entity_configs,
     npc, terrain,
 };
 use assets::AssetExt;
@@ -76,6 +77,7 @@ pub enum ChatCommand {
     Lantern,
     Light,
     MakeBlock,
+    MakeNpc,
     MakeSprite,
     Motd,
     Object,
@@ -242,6 +244,15 @@ lazy_static! {
         items
     };
 
+    /// List of all entity configs. Useful for tab completing
+    static ref ENTITY_CONFIGS: Vec<String> = {
+        try_all_entity_configs()
+            .unwrap_or_else(|e| {
+                warn!(?e, "Failed to load entity configs");
+                Vec::new()
+            })
+    };
+
     static ref KITS: Vec<String> = {
         if let Ok(kits) = KitManifest::load(KIT_MANIFEST_PATH) {
             kits.read().0.keys().cloned().collect()
@@ -461,6 +472,14 @@ impl ChatCommand {
                 "Make a block at your location with a color",
                 Some(Admin),
             ),
+            ChatCommand::MakeNpc => cmd(
+                vec![
+                    Enum("entity_config", ENTITY_CONFIGS.clone(), Required),
+                    Integer("num", 1, Optional),
+                ],
+                "Spawn entity from config near you",
+                Some(Admin),
+            ),
             ChatCommand::MakeSprite => cmd(
                 vec![Enum("sprite", SPRITE_KINDS.clone(), Required)],
                 "Make a sprite at your location",
@@ -521,8 +540,8 @@ impl ChatCommand {
                 "Set the server description",
                 Some(Admin),
             ),
-            // Uses Message because site names can contain spaces, which would be assumed to be
-            // separators otherwise
+            // Uses Message because site names can contain spaces,
+            // which would be assumed to be separators otherwise
             ChatCommand::Site => cmd(
                 vec![Message(Required)],
                 "Teleport to a site",
@@ -634,6 +653,7 @@ impl ChatCommand {
             ChatCommand::Lantern => "lantern",
             ChatCommand::Light => "light",
             ChatCommand::MakeBlock => "make_block",
+            ChatCommand::MakeNpc => "make_npc",
             ChatCommand::MakeSprite => "make_sprite",
             ChatCommand::Motd => "motd",
             ChatCommand::Object => "object",
@@ -788,7 +808,6 @@ pub enum ArgumentSpec {
 }
 
 impl ArgumentSpec {
-    #[allow(clippy::nonstandard_macro_braces)] //tmp as of false positive !?
     pub fn usage_string(&self) -> String {
         match self {
             ArgumentSpec::PlayerName(req) => {
@@ -836,9 +855,9 @@ impl ArgumentSpec {
             ArgumentSpec::SubCommand => "<[/]command> [args...]".to_string(),
             ArgumentSpec::Enum(label, _, req) => {
                 if &Requirement::Required == req {
-                    format! {"<{}>", label}
+                    format!("<{}>", label)
                 } else {
-                    format! {"[{}]", label}
+                    format!("[{}]", label)
                 }
             },
             ArgumentSpec::Boolean(label, _, req) => {

common/src/generation.rs

@@ -1,5 +1,5 @@
 use crate::{
-    assets::{self, AssetExt},
+    assets::{self, AssetExt, Error},
     comp::{
         self, agent, humanoid,
         inventory::loadout_builder::{ItemSpec, LoadoutBuilder},
@@ -140,6 +140,12 @@ impl EntityConfig {
     }
 }
 
+/// Return all entity config specifiers
+pub fn try_all_entity_configs() -> Result<Vec<String>, Error> {
+    let configs = assets::load_dir::<EntityConfig>("common.entity", true)?;
+    Ok(configs.ids().map(|id| id.to_owned()).collect())
+}
+
 #[derive(Clone)]
 pub struct EntityInfo {
     pub pos: Vec3<f32>,
@@ -554,10 +560,10 @@ mod tests {
 
     #[test]
     fn test_all_entity_assets() {
-        // It just load everything that could
-        let entity_configs = assets::load_dir::<EntityConfig>("common.entity", true)
-            .expect("Failed to access entity directory");
-        for config_asset in entity_configs.ids() {
+        // Get list of entity configs, load everything, validate content.
+        let entity_configs =
+            try_all_entity_configs().expect("Failed to access entity configs directory");
+        for config_asset in entity_configs {
             // print asset name so we don't need to find errors everywhere
             // it'll be ignored by default so you'll see it only in case of errors
             //
@@ -568,7 +574,7 @@ mod tests {
             // 2) Add try_from_asset() for LoadoutBuilder and
             // SkillSet builder which will return Result and we will happily
             // panic in validate_meta() with the name of config_asset
-            println!("{}:", config_asset);
+            println!("{}:", &config_asset);
 
             let EntityConfig {
                 hands,
@@ -577,12 +583,12 @@ mod tests {
                 loot,
                 meta,
                 alignment: _alignment, // can't fail if serialized, it's a boring enum
-            } = EntityConfig::from_asset_expect(config_asset);
+            } = EntityConfig::from_asset_expect(&config_asset);
 
-            validate_hands(hands, config_asset);
-            validate_body_and_name(body, name, config_asset);
-            validate_loot(loot, config_asset);
-            validate_meta(meta, config_asset);
+            validate_hands(hands, &config_asset);
+            validate_body_and_name(body, name, &config_asset);
+            validate_loot(loot, &config_asset);
+            validate_meta(meta, &config_asset);
         }
     }
 }

server/src/cmd.rs

@@ -1,6 +1,6 @@
 //! # Implementing new commands.
-//! To implement a new command, add an instance of `ChatCommand` to
-//! `CHAT_COMMANDS` and provide a handler function.
+//! To implement a new command provide a handler function
+//! in [do_command].
 
 use crate::{
     settings::{
@@ -68,6 +68,7 @@ impl ChatCommandExt for ChatCommand {
 }
 
 type CmdResult<T> = Result<T, String>;
+
 /// Handler function called when the command is executed.
 /// # Arguments
 /// * `&mut Server` - the `Server` instance executing the command.
@@ -140,6 +141,7 @@ fn do_command(
         ChatCommand::Lantern => handle_lantern,
         ChatCommand::Light => handle_light,
         ChatCommand::MakeBlock => handle_make_block,
+        ChatCommand::MakeNpc => handle_make_npc,
         ChatCommand::MakeSprite => handle_make_sprite,
         ChatCommand::Motd => handle_motd,
         ChatCommand::Object => handle_object,
@@ -547,6 +549,16 @@ fn handle_make_block(
     }
 }
 
+fn handle_make_npc(
+    _server: &mut Server,
+    _client: EcsEntity,
+    _target: EcsEntity,
+    _args: Vec<String>,
+    _action: &ChatCommand,
+) -> CmdResult<()> {
+    Err("Not implemented".to_owned())
+}
+
 fn handle_make_sprite(
     server: &mut Server,
     _client: EcsEntity,