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047d92b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 | from typing import Generic, List, Optional, Type, TypeVar
import sqlalchemy.exc
from fastapi import APIRouter, Body, HTTPException, Query, Request
from fastapi.responses import JSONResponse
from loguru import logger
from ._service import BaseService
ServiceT = TypeVar("ServiceT", bound=BaseService)
class BaseController(Generic[ServiceT]):
def __init__(self, service: Type[ServiceT]):
self.router = APIRouter()
self.service = service()
self.router.post("/")(self.create)
self.router.get("/")(self.list)
self.router.get("/{id}")(self.get)
self.router.patch("/{id}")(self.patch)
self.router.delete("/{id}")(self.delete)
async def create(self, data: dict = Body(...)):
logger.debug(
f"{self.service.repository.model.__name__}: Create with data: {data}"
)
try:
result = await self.service.create(data)
return result
except sqlalchemy.exc.SQLAlchemyError as e:
logger.warning(e)
raise HTTPException(
status_code=400, detail=str(e.orig) if hasattr(e, "orig") else str(e)
)
except HTTPException as e:
logger.warning(e)
raise e
except Exception as e:
logger.exception(e)
raise HTTPException(status_code=500, detail=str(e))
async def list(
self,
request: Request,
page: int = Query(1, ge=1),
page_size: int = Query(10, ge=1, le=1000),
order_by: Optional[List[str]] = Query([]),
):
logger.debug(
f"{self.service.repository.model.__name__}: List with page: {page}, page_size: {page_size}, order_by: {order_by}, query_params: {request.query_params}"
)
try:
filter_by = {}
if request.query_params:
filter_by = {
k: v
for k, v in request.query_params.items()
if k not in ["page", "page_size", "order_by"]
}
result = await self.service.list(
page=page, page_size=page_size, filter_by=filter_by, order_by=order_by
)
total_records = await self.service.count(filter_by=filter_by)
return {
"data": result,
"pagination": {
"current_page": page,
"page_size": page_size,
"total_pages": (total_records + page_size - 1) // page_size,
"total_records": total_records,
},
}
except sqlalchemy.exc.SQLAlchemyError as e:
logger.warning(e)
raise HTTPException(
status_code=400, detail=str(e.orig) if hasattr(e, "orig") else str(e)
)
except HTTPException as e:
logger.warning(e)
raise e
except Exception as e:
logger.exception(e)
raise HTTPException(status_code=500, detail=str(e))
async def get(self, id: int):
logger.debug(f"{self.service.repository.model.__name__}: Get id: {id}")
try:
result = await self.service.get(id=id)
if not result:
raise HTTPException(
status_code=404,
detail=f"{self.service.repository.model.__name__} not found",
)
return result
except sqlalchemy.exc.SQLAlchemyError as e:
logger.warning(e)
raise HTTPException(
status_code=400, detail=str(e.orig) if hasattr(e, "orig") else str(e)
)
except HTTPException as e:
logger.warning(e)
raise e
except Exception as e:
logger.exception(e)
raise HTTPException(status_code=500, detail=str(e))
async def patch(self, id: int, data: dict = Body(...)):
logger.debug(
f"{self.service.repository.model.__name__}: Patch id: {id} with data: {data}"
)
try:
if not data:
raise HTTPException(
status_code=400,
detail="Request body cannot be empty",
)
result = await self.service.patch(id=id, data=data)
return result
except sqlalchemy.exc.SQLAlchemyError as e:
logger.warning(e)
raise HTTPException(
status_code=400, detail=str(e.orig) if hasattr(e, "orig") else str(e)
)
except HTTPException as e:
logger.warning(e)
raise e
except Exception as e:
logger.exception(e)
raise HTTPException(status_code=500, detail=str(e))
async def delete(self, id: int):
logger.debug(f"{self.service.repository.model.__name__}: Delete id: {id}")
try:
await self.service.delete(id=id)
return JSONResponse(status_code=204, content=None)
except sqlalchemy.exc.SQLAlchemyError as e:
logger.warning(e)
raise HTTPException(
status_code=400, detail=str(e.orig) if hasattr(e, "orig") else str(e)
)
except HTTPException as e:
logger.warning(e)
raise e
except Exception as e:
logger.exception(e)
raise HTTPException(status_code=500, detail=str(e))
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