feat: markdown build on change

stsg/__main__.py

@@ -1,2 +1,45 @@
-def main():
-    print("main")
+import logging
+from watchdog.observers import Observer
+from watchdog.events import FileSystemEventHandler
+import time
+import os
+
+from .config import SOURCE_DIRECTORY
+
+
+logger = logging.getLogger("stsg")
+
+
+def build():
+    print("building")
+
+
+class CustomFileSystemEventHandler(FileSystemEventHandler):
+    def on_modified(self, event):
+        if event.is_directory:
+            return
+
+        filename = os.path.basename(event.src_path)
+        if filename.startswith('.') or filename.endswith(('~', '.tmp', '.swp')):
+            return
+
+        logger.info("%s changed, building", event.src_path)
+        build()
+
+
+
+def build_on_change():
+    print("build on change")
+    build()
+
+    observer = Observer()
+    observer.schedule(CustomFileSystemEventHandler(), path=SOURCE_DIRECTORY, recursive=True)
+    observer.start()
+
+
+    try:
+        while True:
+            time.sleep(1)  # Keeps the thread alive
+    except KeyboardInterrupt:
+        observer.stop()
+    observer.join()