added python script that checks wheter a localization key is referenced

.github/workflows/localization/check-key-references.py

@@ -0,0 +1,69 @@
+import json
+import os
+import logging
+from collections import OrderedDict
+import time
+import ahocorasick
+
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger()
+
+# PATHS
+REFERENCE_LANGUAGE = "src/PixiEditor/Data/Localization/Languages/en.json"
+SEARCH_DIRECTORIES = ["src/PixiEditor/Views", "src/PixiEditor/ViewModels", "src/PixiEditor", "src/"]
+IGNORE_DIRECTORIES = ["src/PixiEditor/Data/Localization"]
+
+def load_json(file_path):
+    """Load language JSON"""
+    try:
+        with open(file_path, "r", encoding="utf-8-sig") as f:
+            return json.load(f, object_pairs_hook=OrderedDict)
+    except FileNotFoundError:
+        print(f"::error::File not found: {file_path}")
+        return OrderedDict()
+    except json.JSONDecodeError as e:
+        print(f"::error::Failed to parse JSON in {file_path}: {e}")
+        return OrderedDict()
+
+def build_automaton(keys: list[str]) -> ahocorasick.Automaton:
+    A = ahocorasick.Automaton()
+    for i, k in enumerate(keys):
+        A.add_word(k, (i, k))
+    A.make_automaton()
+    return A
+
+def find_missing_keys(keys):
+    automaton = build_automaton(keys)
+    present = set()
+
+    ignore_prefixes = tuple(os.path.abspath(p) for p in IGNORE_DIRECTORIES)
+    for base_dir in SEARCH_DIRECTORIES:
+        for root, dirs, files in os.walk(base_dir, topdown=True):
+            dirs[:] = [d for d in dirs if not os.path.abspath(os.path.join(root, d)).startswith(ignore_prefixes)]
+            for file in files:
+                with open(os.path.join(root, file), "r", encoding="utf‑8", errors="ignore") as f:
+                    for _, (_, k) in automaton.iter(f.read()):
+                        present.add(k)
+                        if len(present) == len(keys):
+                            return []
+    return sorted(set(keys) - present)
+
+def main():
+    keys = load_json(REFERENCE_LANGUAGE)
+
+    print("Searching trough keys...")
+    start = time.time()
+    missing_keys = find_missing_keys(keys)
+    end = time.time()
+    print(f"Done, searching took {end - start}s")
+
+    if len(missing_keys) > 0:
+        print("Unreferenced keys have been found")
+        for key in missing_keys:
+            print(f"::error file={REFERENCE_LANGUAGE},title=Unreferenced key::No reference to '{key}' found")
+    else:
+        print("All keys have been referenced")
+        return 0
+    
+if __name__ == "__main__":
+    exit(main())