Compare building source assets to live bindings

crates/rrt-runtime/src/building.rs

@@ -27,12 +27,23 @@ pub struct BuildingTypeSourceEntry {
     pub file_names: Vec<String>,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+pub struct BuildingTypeNamedBindingComparison {
+    pub bindings_path: String,
+    pub named_binding_count: usize,
+    pub shared_canonical_stem_count: usize,
+    pub binding_only_canonical_stems: Vec<String>,
+    pub source_only_canonical_stems: Vec<String>,
+}
+
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub struct BuildingTypeSourceReport {
     pub directory_path: String,
     pub bca_file_count: usize,
     pub bty_file_count: usize,
     pub unique_canonical_stem_count: usize,
+    #[serde(default)]
+    pub named_binding_comparison: Option<BuildingTypeNamedBindingComparison>,
     pub notes: Vec<String>,
     pub files: Vec<BuildingTypeSourceFile>,
     pub entries: Vec<BuildingTypeSourceEntry>,
@@ -40,6 +51,13 @@ pub struct BuildingTypeSourceReport {
 
 pub fn inspect_building_types_dir(
     path: &Path,
+) -> Result<BuildingTypeSourceReport, Box<dyn std::error::Error>> {
+    inspect_building_types_dir_with_bindings(path, None)
+}
+
+pub fn inspect_building_types_dir_with_bindings(
+    path: &Path,
+    bindings_path: Option<&Path>,
 ) -> Result<BuildingTypeSourceReport, Box<dyn std::error::Error>> {
     let mut files = Vec::new();
     for entry in fs::read_dir(path)? {
@@ -129,20 +147,70 @@ pub fn inspect_building_types_dir(
         "This report is an offline asset-pool view only; it does not by itself assign live candidate ids or prove scenario candidate-table availability.".to_string(),
     ];
 
+    let named_binding_comparison = if let Some(bindings_path) = bindings_path {
+        Some(load_named_binding_comparison(bindings_path, &entries)?)
+    } else {
+        None
+    };
+
     Ok(BuildingTypeSourceReport {
         directory_path: path.display().to_string(),
         bca_file_count,
         bty_file_count,
         unique_canonical_stem_count: entries.len(),
+        named_binding_comparison,
         notes,
         files,
         entries,
     })
 }
 
+fn load_named_binding_comparison(
+    bindings_path: &Path,
+    entries: &[BuildingTypeSourceEntry],
+) -> Result<BuildingTypeNamedBindingComparison, Box<dyn std::error::Error>> {
+    let artifact =
+        serde_json::from_str::<BuildingBindingArtifact>(&fs::read_to_string(bindings_path)?)?;
+    let named_binding_stems = artifact
+        .bindings
+        .into_iter()
+        .filter_map(|binding| binding.candidate_name)
+        .map(|candidate_name| canonicalize_building_stem(&candidate_name))
+        .collect::<BTreeSet<_>>();
+    let source_stems = entries
+        .iter()
+        .map(|entry| entry.canonical_stem.clone())
+        .collect::<BTreeSet<_>>();
+
+    Ok(BuildingTypeNamedBindingComparison {
+        bindings_path: bindings_path.display().to_string(),
+        named_binding_count: named_binding_stems.len(),
+        shared_canonical_stem_count: named_binding_stems.intersection(&source_stems).count(),
+        binding_only_canonical_stems: named_binding_stems
+            .difference(&source_stems)
+            .cloned()
+            .collect(),
+        source_only_canonical_stems: source_stems
+            .difference(&named_binding_stems)
+            .cloned()
+            .collect(),
+    })
+}
+
 fn canonicalize_building_stem(stem: &str) -> String {
     stem.chars()
         .filter(|ch| !matches!(ch, ' ' | '_' | '-'))
         .flat_map(|ch| ch.to_lowercase())
         .collect()
 }
+
+#[derive(Debug, Clone, PartialEq, Eq, Deserialize)]
+struct BuildingBindingArtifact {
+    bindings: Vec<BuildingBindingRow>,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Deserialize)]
+struct BuildingBindingRow {
+    #[serde(default)]
+    candidate_name: Option<String>,
+}

crates/rrt-runtime/src/lib.rs

@@ -12,8 +12,9 @@ pub mod summary;
 pub mod win;
 
 pub use building::{
-    BuildingTypeSourceEntry, BuildingTypeSourceFile, BuildingTypeSourceKind,
-    BuildingTypeSourceReport, inspect_building_types_dir,
+    BuildingTypeNamedBindingComparison, BuildingTypeSourceEntry, BuildingTypeSourceFile,
+    BuildingTypeSourceKind, BuildingTypeSourceReport, inspect_building_types_dir,
+    inspect_building_types_dir_with_bindings,
 };
 pub use calendar::{CalendarPoint, MONTH_SLOTS_PER_YEAR, PHASE_SLOTS_PER_MONTH, TICKS_PER_PHASE};
 pub use campaign_exe::{