295 lines
10 KiB
Python
295 lines
10 KiB
Python
import random
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import string
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from datetime import datetime, timedelta, UTC
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from uuid import UUID
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from fastapi import APIRouter, HTTPException, Security
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from fastapi.params import Depends
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from sqlalchemy.orm import Session
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from ocpp.v201.call import ResetPayload, SetVariablesPayload
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from app.database import get_db
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from app.ocpp_proto import chargepoint_manager
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from app.schemas.chargepoint import (
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ChargePoint,
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ChargePointCreate,
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ChargePointUpdate,
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ChargePointPassword,
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ChargePointConnectionInfo,
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ChargePointResetRequest,
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ChargePointResetResponse
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)
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from app.schemas.id_token import IdTokenLearnRequest, IdTokenLearnResponse
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from app.schemas.chargepoint_variable import (
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ChargepointVariable,
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ChargepointVariableUpdate,
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ChargepointVariableResponse,
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MutabilityType,
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SetVariableStatusType
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)
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from app.models.chargepoint import ChargePoint as DbChargePoint
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from app.models.user import User as DbUser
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from app.models.chargepoint_variable import ChargepointVariable as DbChargepointVariable
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from app.security import get_api_key
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router = APIRouter(
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prefix="/chargepoints",
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tags=["Chargepoint (v1)"],
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)
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@router.get(path="", response_model=list[ChargePoint])
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async def get_chargepoints(
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skip: int = 0,
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limit: int = 20,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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return db.query(DbChargePoint).offset(skip).limit(limit).all()
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@router.get(path="/{chargepoint_id}", response_model=ChargePoint)
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async def get_chargepoint(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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return chargepoint
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@router.get(path="/{chargepoint_id}/password", response_model=ChargePointPassword)
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async def get_chargepoint_password(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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return ChargePointPassword(password=chargepoint.password)
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@router.delete(path="/{chargepoint_id}/password", response_model=ChargePointPassword)
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async def reset_chargepoint_password(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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chargepoint.password = ''.join(random.choice(string.ascii_letters + string.digits) for i in range(24))
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db.commit()
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return ChargePointPassword(password=chargepoint.password)
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@router.post(path="", status_code=201, response_model=ChargePoint)
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async def create_chargepoint(
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chargepoint: ChargePointCreate,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint_db = DbChargePoint(
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identity=chargepoint.identity,
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is_active=chargepoint.is_active,
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password=''.join(random.choice(string.ascii_letters + string.digits) for i in range(24)),
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price=chargepoint.price
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)
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db.add(chargepoint_db)
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db.commit()
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db.refresh(chargepoint_db)
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return chargepoint_db
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@router.patch(path="/{chargepoint_id}", response_model=ChargePoint)
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async def update_chargepoint(
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chargepoint_id: UUID,
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chargepoint_update: ChargePointUpdate,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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for key, value in chargepoint_update.model_dump(exclude_unset=True).items():
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setattr(chargepoint, key, value)
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db.commit()
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return chargepoint
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@router.delete(path="/{chargepoint_id}", response_model=None)
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async def delete_chargepoint(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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db.delete(chargepoint)
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db.commit()
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return []
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@router.get(path="/{chargepoint_id}/status", response_model=ChargePointConnectionInfo)
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async def get_chargepoint_status(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key)
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):
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return ChargePointConnectionInfo(
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connected=chargepoint_manager.is_connected(chargepoint_id)
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)
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@router.post(path="/{chargepoint_id}/reset", response_model=ChargePointResetResponse)
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async def reset_chargepoint(
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chargepoint_id: UUID,
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reset_request: ChargePointResetRequest,
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api_key: str = Security(get_api_key)
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):
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if chargepoint_manager.is_connected(chargepoint_id) == False:
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raise HTTPException(status_code=503, detail="Chargepoint not connected.")
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try:
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response = await chargepoint_manager.call(
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chargepoint_id,
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payload=ResetPayload(type=reset_request.type, evse_id=reset_request.evse_id)
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)
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return ChargePointResetResponse(status=response.status)
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except TimeoutError:
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raise HTTPException(status_code=503, detail="Chargepoint didn't respond in time.")
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@router.post(path="/{chargepoint_id}/token-learning", status_code=201, response_model=IdTokenLearnResponse)
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async def create_id_token_learn_request(
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chargepoint_id: UUID,
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learn_request: IdTokenLearnRequest,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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owner = db.get(DbUser, learn_request.user_id)
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if owner == None:
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raise HTTPException(status_code=422, detail=[{
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"loc": ["body", "user_id"],
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"msg": "Target user not found",
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"type": "invalid_relation"
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}])
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chargepoint.learn_user_id = learn_request.user_id
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if learn_request.until == None:
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chargepoint.learn_until = datetime.now(UTC) + timedelta(minutes=5)
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else:
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chargepoint.learn_until = learn_request.until
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db.commit()
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return IdTokenLearnResponse(
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user_id=chargepoint.learn_user_id,
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until=chargepoint.learn_until
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)
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@router.get(path="/{chargepoint_id}/token-learning", response_model=IdTokenLearnResponse)
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async def get_id_token_learn_request(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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if chargepoint.learn_user_id == None:
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raise HTTPException(status_code=404, detail="No active learning request")
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return IdTokenLearnResponse(
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user_id=chargepoint.learn_user_id,
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until=chargepoint.learn_until
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)
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@router.delete(path="/{chargepoint_id}/token-learning", response_model=[])
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async def get_id_token_learn_request(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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if chargepoint.learn_user_id == None:
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raise HTTPException(status_code=404, detail="No active learning request")
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chargepoint.learn_user_id = None
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chargepoint.learn_until = None
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db.commit()
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return []
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@router.get(path="/{chargepoint_id}/variables", response_model=list[ChargepointVariable])
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async def get_chargepoint_variables(
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chargepoint_id: UUID,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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return db.query(DbChargepointVariable).filter(DbChargepointVariable.chargepoint_id == chargepoint_id).all()
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@router.put(path="/{chargepoint_id}/variables/{variable_id}", response_model=ChargepointVariableResponse)
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async def update_chargepoint_variable(
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chargepoint_id: UUID,
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variable_id: UUID,
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variable_update: ChargepointVariableUpdate,
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api_key: str = Security(get_api_key),
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db: Session = Depends(get_db)
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):
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chargepoint = db.get(DbChargePoint, chargepoint_id)
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if chargepoint is None:
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raise HTTPException(status_code=404, detail="Chargepoint not found")
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variable = db.query(DbChargepointVariable).filter(
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DbChargepointVariable.chargepoint_id == chargepoint_id,
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DbChargepointVariable.id == variable_id
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).first()
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if variable is None:
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raise HTTPException(status_code=404, detail="ChargepointVariable not found")
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if variable.mutability == MutabilityType.READ_ONLY:
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raise HTTPException(status_code=422, detail="ChargepointVariable is read-only")
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variable.value = variable_update.value
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if chargepoint_manager.is_connected(chargepoint_id) == False:
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raise HTTPException(status_code=503, detail="Chargepoint not connected.")
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try:
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evse = None
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if variable.evse != None:
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evse = {
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'id': variable.evse
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}
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if variable.connector_id != None:
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evse['connectorId'] = variable.connector_id
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result = await chargepoint_manager.call(
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chargepoint_id,
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payload=SetVariablesPayload(set_variable_data=[
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{
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'attributeType': variable.type.value,
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'attributeValue': variable_update.value,
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'component': {
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'name': variable.component_name,
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'instance': variable.component_instance,
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'evse': evse
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},
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'variable': {
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'name': variable.name
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}
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}
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])
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)
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status = result.set_variable_result[0]['attribute_status']
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if SetVariableStatusType(status) in [SetVariableStatusType.ACCEPTED, SetVariableStatusType.REBOOT_REQUIRED]:
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db.commit()
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else:
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raise HTTPException(status_code=500, detail=status)
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return ChargepointVariableResponse(status=status)
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except TimeoutError:
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raise HTTPException(status_code=503, detail="Chargepoint didn't respond in time.")
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