users: Add open door command from user application

Signed-off-by: HeshamTB <hishaminv@gmail.com>

sql_app/TODO

@@ -8,6 +8,6 @@
         - Open for 1H
         - Open to 1:30PM
         - Set schedual
-- [ ] Issue door open command
+- [X] Issue door open command
-- [ ] Make functions to gen a IotEntity token
+- [X] Make functions to gen a IotEntity token
 - [ ] Save prefix of token to allow/revoke token??

sql_app/crud.py

@@ -4,6 +4,11 @@ from sqlalchemy.orm import Session
 
 from . import models, schemas, crypto, auth_helper
 
+# TODO: Data we can collect or log
+#  - Last user connection (link to user)
+#  - Last Iot Entity Connection (link to IotEntity)
+#  - Any open request (link to user)
+#  - Any polling from IotEntity? Maybe to much data
 
 def get_user(db: Session, user_id: int):
     return db.query(models.User).filter(models.User.id == user_id).first()
@@ -56,3 +61,9 @@ def create_user_link_to_iot(db: Session, user_id: int, iot_dev_id: int):
     db.commit()
     db.refresh(new_link)
     return True
+
+def set_open_door_request(db: Session, iot_entity_id: int):
+    device = get_iot_entity(db, iot_entity_id)
+    setattr(device, "open_request", True)    
+    db.refresh(device)
+    return True

sql_app/main.py

@@ -173,6 +173,22 @@ def get_iot_access_list_for_user(db: Session = Depends(get_db), current_user: sc
     user = crud.get_user_by_username(db, current_user.username)
     return user.authorized_devices
 
+@app.post("/users/open",tags=['Users'])
+def issue_open_door_command(command: schemas.OpenDoorRequestBase, 
+                            db: Session = Depends(get_db),
+                            current_user: schemas.User = Depends(get_current_active_user)):
+    err = HTTPException(status_code=status.HTTP_401_UNAUTHORIZED,
+                  detail="Unauthrized to open")
+    device = crud.get_iot_entity_by_bluetooth_mac(db, command.bluetooth_mac)
+    if not device: raise err
+    # TODO: Use database search rather then this linear search
+    user = crud.get_user(db, current_user.id)
+    for dev in user.authorized_devices:
+        if dev.bluetooth_mac == device.bluetooth_mac:
+            crud.set_open_door_request(db, device.id)
+            return device
+    raise err
+
 @app.post("/users/tkn", response_model=schemas.Token, tags=['Users'])
 @app.post("/tkn", response_model=schemas.Token, tags=['Users'])
 def login_for_access_token(form_data: OAuth2PasswordRequestForm = Depends(), db: Session = Depends(get_db)):

sql_app/models.py

@@ -23,7 +23,7 @@ class IotEntity(Base):
     id = Column(Integer, primary_key=True, index=True)
     bluetooth_mac = Column(String(512))
     description = Column(String(512))
-
+    open_request = Column(Boolean, default=False)
     authorized_users = relationship("User", secondary= 'user_iot_link')
 
 class UserAuthToIoTDev(Base):

sql_app/schemas.py

@@ -23,6 +23,7 @@ class IotEntity(IotEntityBase):
     description: str
     bluetooth_mac: str
     #authorized_users: List[User] = []
+    open_request: bool # Flag to open
     class Config:
         orm_mode = True
 
@@ -54,3 +55,10 @@ class UserAllowForIotEntityRequestByID(BaseModel):
 class UserAllowForIotEntityRequestByUsername(BaseModel):
     username: str
     description: str
+
+class OpenDoorRequestBase(BaseModel):
+    username: str
+    bluetooth_mac: str
+
+class OpenDoorRequestTime(OpenDoorRequestBase):
+    time_minutes: int