build.rs: automatically find all scene_*.blend files

build.rs

@@ -9,6 +9,7 @@
 //  +   ▀████████████████████████████████████████████████████▀
 
 use blend::Blend;
+use std::fs;
 use std::fs::File;
 use std::io::Write;
 
@@ -27,13 +28,18 @@ fn main() -> std::io::Result<()> {
             "// DO NOT MODIFY MANUALLY, CHANGES WILL BE OVERWRITTEN!\n"
         )?;
         write!(&file, "[\n")?;
-        extract_scene(&mut file, "test", "src/blender/scene_test.blend")?;
-        extract_scene(&mut file, "workshop", "src/blender/scene_workshop.blend")?;
-        extract_scene(
-            &mut file,
-            "greenhouse",
-            "src/blender/scene_greenhouse.blend",
-        )?;
+
+        // find all scene_*.blend files and extract+export their scenes
+        for entry in fs::read_dir("src/blender")? {
+            let path = entry?.path();
+            if let Some(file_name) = path.file_name().and_then(|s| s.to_str()) {
+                if file_name.starts_with("scene_") && file_name.ends_with(".blend") {
+                    let scene_name = &file_name["scene_".len()..file_name.len() - ".blend".len()];
+
+                    extract_scene(&mut file, scene_name, path.to_str().unwrap())?;
+                }
+            }
+        }
         write!(&file, "]\n")?;
     }
     Ok(())