Added tags to capture metadata

openflexure_microscope/api/v1/blueprints/camera/capture.py

@@ -186,7 +186,6 @@ class CaptureAPI(MicroscopeView):
         # Get capture state
         capture_metadata = capture_obj.state
 
-        # TODO: Tidy up adding URI to state
         # Add API routes to returned state
         uri_dict = {
             'uri': {'state': '{}'.format(url_for('.capture', capture_id=capture_obj.id))}

openflexure_microscope/camera/capture.py

@@ -83,7 +83,9 @@ class CaptureObject(object):
         self.folder = folder
 
         # Dictionary for storing custom metadata
-        self._metadata = {}
+        self._metadata = {
+            'tags': []
+        }
 
         # Initialise the capture stream
         self.initialise_capture(create_metadata_file=create_metadata_file)
@@ -199,6 +201,17 @@ class CaptureObject(object):
         else:
             return False
 
+    # HANDLE TAGS
+    def put_tag(self, tag: str):
+        if not tag in self._metadata['tags']:
+            self._metadata['tags'].append(tag)
+
+    def delete_tag(self, tag: str):
+        if tag in self._metadata['tags']:
+            self._metadata['tags'] = [new_tag for new_tag in self._metadata['tags'] if new_tag != tag]
+
+    # HANDLE METADATA
+
     @property
     def metadata_file(self) -> str:
         return "{}.yaml".format(os.path.splitext(self.file)[0])