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import os
import random
import statistics
from typing import Any, Dict, Optional
from fastapi import BackgroundTasks, Body, FastAPI, Response, UploadFile, status
from jsonpath import JSONPath
from schema import *
from telegram_bot import checkup_messages, send_message_to_user
app = FastAPI()
tasks: Dict[str, Optional[Dict]] = {}
class DB:
def __init__(self):
self.care_plans = {
"123": CarePlan(
purpose="Diabetes",
start="2021-01-01",
end="2021-12-31",
items=[
CarePlanItem(
name="Glyburide",
description="Glyburide to treat diabetes",
quantity=2.5,
units="mg",
frequency="daily",
start="2021-01-01",
adherence=0.9,
),
CarePlanItem(
name="Metformin",
description="Metformin to treat diabetes",
quantity=1.0,
units="tablet",
frequency="daily",
start="2021-01-01",
adherence=0.8,
),
],
)
}
self.issues = {
"123": [
PatientIssue(
title="Patient does not engage in physical activity",
reason="Reports feeling tired and fatigued",
suggested_actions=[
"Discuss reason with physician",
"Suggest lighter activities",
],
),
]
}
self.adherence_history = {
"123": AdherenceHistory(
history=[
AdherenceHistoryRecord(date="2021-01-01", adherence=0.9),
AdherenceHistoryRecord(date="2021-02-01", adherence=0.3),
AdherenceHistoryRecord(date="2021-03-01", adherence=0.5),
AdherenceHistoryRecord(date="2021-04-01", adherence=0.79),
AdherenceHistoryRecord(date="2021-05-01", adherence=0.7),
AdherenceHistoryRecord(date="2021-06-01", adherence=0.8),
AdherenceHistoryRecord(date="2021-07-01", adherence=0.75),
AdherenceHistoryRecord(date="2021-08-01", adherence=0.78),
AdherenceHistoryRecord(date="2021-09-01", adherence=0.80),
AdherenceHistoryRecord(date="2021-10-01", adherence=0.85),
]
)
}
self.conversation_state = {
"1773171761": {
"current_question": 0,
"patient_id": "123",
"action": "",
}
}
def reset(self):
self.__init__()
db = DB()
@app.post("/echo")
async def echo(msg: str):
return msg
@app.post("/trigger-medication-check")
async def trigger_medication_check(background_tasks: BackgroundTasks):
background_tasks.add_task(
send_message_to_user,
chat_id=os.getenv("TELEGRAM_USER_ID", ""),
message=random.choice(checkup_messages),
)
return Response(status_code=status.HTTP_202_ACCEPTED)
@app.get("/{patient_id}/care_plan", response_model=CarePlan)
async def get_patient_care_plan(patient_id: str) -> CarePlan | Response:
if patient_id not in db.care_plans:
return Response(status_code=status.HTTP_404_NOT_FOUND)
return db.care_plans[patient_id]
@app.get("/{patient_id}/adherence_status", response_model=AdherenceStatus)
async def get_patient_adherence_status(patient_id: str) -> AdherenceStatus | Response:
if patient_id not in db.care_plans:
return Response(status_code=status.HTTP_404_NOT_FOUND)
return AdherenceStatus(
adherence=statistics.mean(
[item.adherence for item in db.care_plans[patient_id].items]
)
)
@app.get("/{patient_id}/adherence_history", response_model=AdherenceHistory)
async def get_patient_adherence_history(patient_id: str) -> Response:
if patient_id not in db.adherence_history:
return Response(status_code=status.HTTP_404_NOT_FOUND)
return db.adherence_history[patient_id]
@app.get("/{patient_id}/issues", response_model=list[PatientIssue])
async def get_patient_issues(patient_id: str) -> list[PatientIssue] | Response:
if patient_id not in db.issues:
return Response(status_code=status.HTTP_404_NOT_FOUND)
return db.issues[patient_id]
@app.post("/log-message-response")
async def log_message_response(msg: dict = Body(...)):
print(msg)
user_id = JSONPath("$..from.id").parse(msg)[0]
if user_id not in db.conversation_state:
return Response(status_code=status.HTTP_404_NOT_FOUND)
state = db.conversation_state[user_id]
patient_id = state["patient_id"]
response = JSONPath("$..queryResult.queryText").parse(msg)[0]
action = JSONPath("$..queryResult.action").parse(msg)[0]
state["action"] = action
state["current_question"] += 1
if state["action"] == "good-flow.good-flow-no.good-flow-no-no-2":
db.care_plans[patient_id].items[0].adherence -= 0.02
db.issues[patient_id].append(
PatientIssue(
title="Patient is not taking glyburide",
reason=response,
suggested_actions=[
"Discuss side effects with physician",
"Suggest taking glyburide with food",
],
)
)
return Response(status_code=status.HTTP_202_ACCEPTED)
@app.delete("/reset-db")
async def reset_db():
db.reset()
return Response(status_code=status.HTTP_200_OK)
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