Add DJANGOCMS_LINK_MINIMUM_INPUT_LENGTH setting

README.rst

@@ -126,6 +126,16 @@ in the ``DJANGOCMS_LINKABLE_MODELS`` setting using dotted strings::
 
 Attention: ``Page`` objects are always linkable.
 
+Large search-sets
+..................
+
+If you have a large number of internally linkable models, you can use the
+``DJANGOCMS_LINK_MINIMUM_INPUT_LENGTH`` setting to require a minimum number of
+characters typed before the search is triggered. The default is 0::
+
+    # Require at least 2 characters to be typed before searching for pages
+    DJANGOCMS_LINK_MINIMUM_INPUT_LENGTH = 2  
+
 Non-standard hostnames
 ......................
 

djangocms_link/fields.py

@@ -25,7 +25,7 @@
 
 
 MINIMUM_INPUT_LENGTH = getattr(
-    settings, "DJANGOCMS_LINK_SELECT2_MINIMUM_INPUT_LENGTH", 0
+    settings, "DJANGOCMS_LINK_MINIMUM_INPUT_LENGTH", 0
 )
 
 
@@ -91,6 +91,7 @@ def build_attrs(self, base_attrs, extra_attrs=None):
                 "data-theme": "admin-autocomplete",
                 "data-allow-clear": json.dumps(not self.is_required),
                 "data-placeholder": "",  # Allows clearing of the input.
+                "data-minimum-input-length": MINIMUM_INPUT_LENGTH,
                 "lang": i18n_name,
                 "class": attrs["class"]
                 + (" " if attrs["class"] else "")