Added backend for resetting setting values

backend/base/definitions.py

@@ -145,6 +145,7 @@ class DataType(BaseEnum):
     FLOAT = 'decimal number'
     BOOL = 'bool'
     INT_ARRAY = 'list of numbers'
+    STR_ARRAY = 'list of string'
     NA = 'N/A'
 
 

backend/internals/settings.py

@@ -173,6 +173,24 @@ class Settings(metaclass=Singleton):
 
         return
 
+    def get_default_value(self, key: str) -> Any:
+        """Get the default value of a setting.
+
+        Args:
+            key (str): The key of the setting.
+
+        Returns:
+            Any: The default value.
+        """
+        if not isinstance(
+            SettingsValues.__dataclass_fields__[key].default_factory,
+            _MISSING_TYPE
+        ):
+            return SettingsValues.__dataclass_fields__[key].default_factory()
+
+        else:
+            return SettingsValues.__dataclass_fields__[key].default
+
     def reset(self, key: str) -> None:
         """Reset the value of the key to the default value.
 
@@ -184,17 +202,7 @@ class Settings(metaclass=Singleton):
         """
         LOGGER.debug(f'Setting reset: {key}')
 
-        if not isinstance(
-            SettingsValues.__dataclass_fields__[key].default_factory,
-            _MISSING_TYPE
-        ):
-            self.update({
-                key: SettingsValues.__dataclass_fields__[key].default_factory()
-            })
-        else:
-            self.update({
-                key: SettingsValues.__dataclass_fields__[key].default
-            })
+        self.update({key: self.get_default_value(key)})
 
         return
 

frontend/api.py

@@ -530,6 +530,7 @@ def api_admin_settings(inputs: Dict[str, Any]):
 
         hosting_changes = any(
             inputs[s] is not None
+            and inputs[s] != getattr(settings.sv, s)
             for s in ('host', 'port', 'url_prefix')
         )
 
@@ -547,6 +548,24 @@ def api_admin_settings(inputs: Dict[str, Any]):
 
         return return_api({})
 
+    elif request.method == 'DELETE':
+        hosting_changes = any(
+            s in inputs["setting_keys"]
+            and settings.get_default_value(s) != getattr(settings.sv, s)
+            for s in ('host', 'port', 'url_prefix')
+        )
+
+        if hosting_changes:
+            settings.backup_hosting_settings()
+
+        for setting in inputs["setting_keys"]:
+            settings.reset(setting)
+
+        if hosting_changes:
+            Server().restart(StartType.RESTART_HOSTING_CHANGES)
+
+        return return_api({})
+
 
 @admin_api.route('/logs', LogfileData)
 @endpoint_wrapper

frontend/input_validation.py

@@ -26,6 +26,7 @@ from backend.base.definitions import (DataSource, DataType, MindException,
                                       TimelessSortingMethod)
 from backend.base.helpers import folder_path
 from backend.internals.server import Server
+from backend.internals.settings import SettingsValues
 
 if TYPE_CHECKING:
     from flask import Request
@@ -409,7 +410,7 @@ class LoginTimeResetVariable(NonRequiredInputVariable):
         )
 
 
-class DBBackupInterval(NonRequiredInputVariable):
+class DBBackupIntervalVariable(NonRequiredInputVariable):
     name = "db_backup_interval"
     description = "How often to make a backup of the database"
     data_type = [DataType.INT]
@@ -420,7 +421,7 @@ class DBBackupInterval(NonRequiredInputVariable):
         )
 
 
-class DBBackupAmount(NonRequiredInputVariable):
+class DBBackupAmountVariable(NonRequiredInputVariable):
     name = "db_backup_amount"
     description = "How many backups to keep. The oldest one will be removed if needed."
     data_type = [DataType.INT]
@@ -431,7 +432,7 @@ class DBBackupAmount(NonRequiredInputVariable):
         )
 
 
-class DBBackupFolder(NonRequiredInputVariable):
+class DBBackupFolderVariable(NonRequiredInputVariable):
     name = "db_backup_folder"
     description = "The folder to store the backups in"
     data_type = [DataType.STR]
@@ -496,6 +497,8 @@ class DatabaseFileVariable(InputVariable):
             self.value.save(path)
             self.converted_value = path
             return True
+
+        self.converted_value = self.value.filename
         return False
 
 
@@ -513,6 +516,24 @@ class CopyHostingSettingsVariable(InputVariable):
         return True
 
 
+class SettingKeysVariable(InputVariable):
+    name = "setting_keys"
+    description = "The keys of the settings for which to reset the value"
+    data_type = [DataType.STR_ARRAY]
+
+    def validate(self) -> bool:
+        if not isinstance(self.value, list):
+            return False
+        if not self.value:
+            return False
+        for v in self.value:
+            if not isinstance(v, str):
+                return False
+            if v not in SettingsValues.__dataclass_fields__:
+                return False
+        return True
+
+
 # ===================
 # region Endpoint Datas
 # ===================
@@ -781,10 +802,14 @@ class SettingsData(EndpointData):
                 PortVariable,
                 UrlPrefixVariable,
                 LogLevelVariable,
-                DBBackupInterval,
-                DBBackupAmount,
-                DBBackupFolder
+                DBBackupIntervalVariable,
+                DBBackupAmountVariable,
+                DBBackupFolderVariable
             ]
+        ),
+        delete=(
+            "Reset the value of setting keys",
+            [SettingKeysVariable]
         )
     )
 
@@ -936,7 +961,7 @@ def input_validation() -> Dict[str, Any]:
 
         if not value.validate():
             if isinstance(value, DatabaseFileVariable):
-                raise InvalidDatabaseFile(value.value)
+                raise InvalidDatabaseFile(value.converted_value)
             elif noted_var.source == DataSource.FILES:
                 raise InvalidKeyValue(noted_var.name, input_value.filename)
             else: