1 files changed, 9 insertions, 12 deletions

diff --git a/server/src/data.rs b/server/src/data.rs
index 6b0442ce..763a67bc 100644
--- a/server/src/data.rs
+++ b/server/src/data.rs
@@ -122,42 +122,39 @@ impl DataIndex {
     }
 
     pub fn generate(&self, spec: String) -> anyhow::Result<Gamedata> {
-        let [demands, map, recipes] = spec
-            .split("-")
-            .collect::<Vec<_>>()
-            .try_into()
-            .map_err(|_| anyhow!("data specification malformed"))?;
+        let (map, rest) = spec.split_once("-").unwrap_or((spec.as_str(), "default"));
+        let (demands, recipes) = rest.split_once("-").unwrap_or((rest, "default"));
 
-        if !self.demands.contains(demands) {
-            bail!("unknown demands: {demands:?}");
-        }
         if !self.maps.contains(map) {
             bail!("unknown map: {map:?}");
         }
+        if !self.demands.contains(demands) {
+            bail!("unknown demands: {demands:?}");
+        }
         if !self.recipes.contains(recipes) {
             bail!("unknown recipes: {recipes:?}");
         }
 
-        let demands_path = data_dir().join(format!("demands/{demands}.yaml"));
         let map_path = data_dir().join(format!("maps/{map}.yaml"));
+        let demands_path = data_dir().join(format!("demands/{demands}.yaml"));
         let recipes_path = data_dir().join(format!("recipes/{recipes}.yaml"));
 
+        let map_in = serde_yaml::from_reader(File::open(map_path).context("opening map failed")?)?;
         let demands_in =
             serde_yaml::from_reader(File::open(demands_path).context("opening demands failed")?)?;
-        let map_in = serde_yaml::from_reader(File::open(map_path).context("opening map failed")?)?;
         let recipes_in = serde_yaml::from_reader(
             File::open(recipes_path).context("opening recipes failed. are they generated yet?")?,
         )?;
 
-        Ok(Gamedata::build(recipes_in, map_in, demands_in)?)
+        Ok(Gamedata::build(map_in, demands_in, recipes_in)?)
     }
 }
 
 impl Gamedata {
     pub fn build(
-        recipes_in: Vec<RecipeDecl>,
         map_in: InitialMap,
         demands_in: Vec<DemandDecl>,
+        recipes_in: Vec<RecipeDecl>,
     ) -> Result<Self> {
         let item_names = RwLock::new(Vec::new());
         let tile_names = RwLock::new(Vec::new());