janware/jw-python
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schema.Table: Add property add_row_location_rule and friends

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Signed-off-by: Jan Lindemann <jan@janware.com>
This commit is contained in:
Jan Lindemann 2025-02-15 11:43:00 +01:00
commit 5ca775eb82
1 changed files with 17 additions and 0 deletions
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17
tools/python/jwutils/db/schema/Table.py
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@ -38,6 +38,7 @@ class Table(abc.ABC): # export
self.__base_location_rule: Optional[Iterable[str]] = None self.__base_location_rule: Optional[Iterable[str]] = None
self.__location_rule: Optional[Iterable[str]] = None self.__location_rule: Optional[Iterable[str]] = None
self.__row_location_rule: Optional[Iterable[str]] = None self.__row_location_rule: Optional[Iterable[str]] = None
self.__add_row_location_rule: Optional[Iterable[str]] = None
self.__foreign_keys_to_parent_table: Optional[OrderedDict[str, Any]] = None self.__foreign_keys_to_parent_table: Optional[OrderedDict[str, Any]] = None
self.__relationships: Optional[list[tuple[str, Self]]] = None self.__relationships: Optional[list[tuple[str, Self]]] = None
self.__model_class: Optional[Any] = None self.__model_class: Optional[Any] = None
@ -168,6 +169,9 @@ class Table(abc.ABC): # export
ret += f'/<{col}>' ret += f'/<{col}>'
return ret return ret
def _add_row_location_rule(self) -> Optional[str]:
return self._location_rule() + '/new'
# -- To be used # -- To be used
def column_default(self, name) -> Any: def column_default(self, name) -> Any:
@ -251,6 +255,19 @@ class Table(abc.ABC): # export
ret = re.sub(f'<{col}>', quote_plus(quote_plus(str(kwargs[col]))), ret) ret = re.sub(f'<{col}>', quote_plus(quote_plus(str(kwargs[col]))), ret)
return ret return ret
@property
def add_row_location_rule(self):
if self.__add_row_location_rule is None:
self.__add_row_location_rule = self._add_row_location_rule()
return self.__add_row_location_rule
def add_row_location(self, *args, **kwargs) -> Optional[str]:
ret = self.add_row_location_rule
for col in self.primary_keys:
if col in kwargs: # FIXME: Poor man's row location assembly
ret = re.sub(f'<{col}>', quote_plus(quote_plus(str(kwargs[col]))), ret)
return ret
@property @property
def primary_keys(self) -> Iterable[str]: def primary_keys(self) -> Iterable[str]:
if self.__primary_keys is None: if self.__primary_keys is None: