scripts-blender/addons/blender_kitsu/checker/ops.py

@@ -1,6 +1,8 @@
 import bpy
 import json
 from bpy.ops import op_as_string
+from pathlib import Path
+
 
 
 class KITSU_OT_test_op(bpy.types.Operator):
@@ -17,17 +19,30 @@ class KITSU_OT_test_op(bpy.types.Operator):
         return {'FINISHED'}
 
 
+def get_config():
+    addon_prefs = bpy.context.preferences.addons["blender_kitsu"].preferences
+    config_file = addon_prefs.convention_config
+    return Path(config_file).joinpath('convention_checker.json')
+
+
 class KITSU_OT_convention_checker(bpy.types.Operator):
     bl_idname = "kitsu.convention_checker"
     bl_label = 'Convention Checker'
 
+    @classmethod
+    def poll(cls, context: bpy.types.Context) -> bool:
+        config_file = get_config()
+        if not config_file.exists():
+            cls.poll_message_set(
+                "Convention Checker config file not found. Check add-on preferences"
+            )
+        return config_file.exists()
+
     def execute(self, context):
         # TODO check operator exists before execution
         # INFO python3 -m json.tool file.json to 'pretty print' json
-        json_file = __file__.replace(
-            "ops.py", "test.json"
-        )  # TODO remove test file and replace with prefs path
-        with open(json_file, "r") as f:
+        config_file = get_config()
+        with open(config_file, "r") as f:
             data = json.load(f)
             print(data)