Adds 'Create Copy' feature to clone a watch (#184)

changedetectionio/store.py

@@ -242,6 +242,27 @@ class ChangeDetectionStore:
 
             self.needs_write = True
 
+    # Clone a watch by UUID
+    def clone(self, uuid):
+        with self.lock:
+            new_uuid = str(uuid_builder.uuid4())
+            _clone = deepcopy(self.data['watching'][uuid])
+            _clone.update({'uuid': new_uuid})
+
+            attributes_to_reset = [
+                'last_checked',
+                'last_changed',
+                'last_viewed',
+                'newest_history_key',
+                'previous_md5',
+                'history'
+            ]
+            for attribute in attributes_to_reset:
+                _clone.update({attribute: self.generic_definition[attribute]})
+
+            self.data['watching'][new_uuid] = _clone
+            self.needs_write = True
+
     def url_exists(self, url):
 
         # Probably their should be dict...