craftbeerpi4-pione/core/controller/crud_controller.py
2018-11-01 21:25:42 +01:00

86 lines
No EOL
2 KiB
Python

class CRUDController(object):
cache = {}
caching = True
def __init__(self, cbpi):
self.cbpi = cbpi
self.cache = {}
async def init(self):
if self.caching is True:
self.cache = await self.model.get_all()
async def get_all(self, force_db_update=False):
if self.caching is False or force_db_update:
self.cache = await self.model.get_all()
return self.cache
async def get_one(self, id):
return self.cache.get(id)
async def _pre_add_callback(self, data):
pass
async def _post_add_callback(self, m):
pass
async def add(self, **data):
await self._pre_add_callback(data)
m = await self.model.insert(**data)
await self._post_add_callback(m)
self.cache[m.id] = m
return m
async def _pre_update_callback(self, id):
pass
async def _post_update_callback(self, m):
pass
async def update(self, id, **data):
await self._pre_update_callback(id)
data["id"] = id
try:
del data["instance"]
except:
pass
m = await self.model.update(**data)
#self.cbpi.push_ws("UPDATE_%s" % self.key, m)
await self._post_update_callback(m)
if self.caching is True:
self.cache[m.id] = m
return m
async def _pre_delete_callback(self, m):
pass
async def _post_delete_callback(self, id):
pass
async def delete(self, id):
await self._pre_delete_callback(id)
m = await self.model.delete(id)
await self._post_delete_callback(id)
try:
if self.caching is True:
del self.cache[id]
except Exception as e:
pass
#self.cbpi.push("DELETE_%s" % self.key, id)
async def delete_all(self):
self.model.delete_all()
if self.caching is True:
self.cache = {}
#self.cbpi.push_ws("DELETE_ALL_%s" % self.key, None)