--mode full/export -> --full / --export

data/actionsmap/yunohost.yml

@@ -863,14 +863,14 @@ app:
                     key:
                         help: A specific panel, section or a question identifier
                         nargs: '?'
-                    -m:
+                    -f:
-                        full: --mode
+                        full: --full
-                        help: Display mode to use
+                        help: Display all details (meant to be used by the API)
-                        choices:
+                        action: store_true
-                            - classic
+                    -e:
-                            - full
+                        full: --export
-                            - export
+                        help: Only export key/values, meant to be reimported using "config set --args-file"
-                        default: classic
+                        action: store_true
 
               ### app_config_set()
               set:

src/yunohost/app.py

@@ -1751,10 +1751,20 @@ def app_action_run(operation_logger, app, action, args=None):
     return logger.success("Action successed!")
 
 
-def app_config_get(app, key="", mode="classic"):
+def app_config_get(app, key="", full=False, export=False):
     """
     Display an app configuration in classic, full or export mode
     """
+    if full and export:
+        raise YunohostValidationError("You can't use --full and --export together.", raw_msg=True)
+
+    if full:
+        mode = "full"
+    elif export:
+        mode = "export"
+    else:
+        mode = "classic"
+
     config_ = AppConfigPanel(app)
     return config_.get(key, mode)