Files
TJWaterServer/api/s14_rules.py
2022-10-29 19:09:34 +08:00

27 lines
916 B
Python

from .operation import *
def get_rule_schema(name: str) -> dict[str, dict[str, Any]]:
return { 'rule' : {'type': 'str' , 'optional': False , 'readonly': False} }
def get_rule(name: str) -> dict[str, Any]:
e = read(name, f"select * from rules")
return { 'rule': e['rule'] }
def set_rule_cache(name: str, cs: ChangeSet) -> SqlChangeSet:
old = get_rule(name)
redo_sql = f"update rules set rule = '{cs.operations[0]['rule']}' where rule = '{old['rule']}';"
undo_sql = f"update rules set rule = '{old['rule']}' where rule = '{cs.operations[0]['rule']}';"
redo_cs = g_update_prefix | { 'type': 'rule', 'rule': cs.operations[0]['rule'] }
undo_cs = g_update_prefix | { 'type': 'rule', 'rule': old['rule'] }
return SqlChangeSet(redo_sql, undo_sql, redo_cs, undo_cs)
def set_rule(name: str, cs: ChangeSet) -> ChangeSet:
return execute_command(name, set_rule_cache(name, cs))