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#!/usr/bin/env python3
"""
FastAPI Routes for Email Query System
"""
from fastapi import APIRouter, HTTPException
from pydantic import BaseModel, EmailStr
from typing import List, Dict, Optional
import json
# Import our modules
from query_parser import parse_email_query, store_name_email_mapping
from email_scraper import scrape_emails_from_sender
router = APIRouter()
# Pydantic models
class NaturalQuery(BaseModel):
query: str
class EmailMappingInput(BaseModel):
name: str
email: EmailStr
class EmailResponse(BaseModel):
date: str
time: str
subject: str
content: str
message_id: str
class QueryParseResponse(BaseModel):
status: str
sender_intent: Optional[str] = None
resolved_email: Optional[str] = None
start_date: Optional[str] = None
end_date: Optional[str] = None
message: str
error: Optional[str] = None
class EmailsResponse(BaseModel):
status: str
sender_intent: str
resolved_email: str
start_date: str
end_date: str
total_emails: int
emails: List[EmailResponse]
message: str
@router.post("/parse_query", response_model=QueryParseResponse)
def parse_email_query_endpoint(input_data: NaturalQuery):
"""
Parse natural language query to extract intent and dates
"""
try:
result = parse_email_query(input_data.query)
return QueryParseResponse(**result)
except Exception as e:
raise HTTPException(status_code=400, detail=f"Query parsing failed: {str(e)}")
@router.post("/add_email_mapping")
def add_email_mapping(mapping: EmailMappingInput):
"""
Add new name to email mapping
"""
try:
store_name_email_mapping(mapping.name, mapping.email)
return {
"status": "success",
"message": f"Mapping added: '{mapping.name}' → '{mapping.email}'"
}
except Exception as e:
raise HTTPException(status_code=400, detail=f"Failed to add mapping: {str(e)}")
@router.post("/get_emails", response_model=EmailsResponse)
def get_emails_from_query(input_data: NaturalQuery):
"""
Complete flow: Parse query → Resolve email → Scrape emails
"""
try:
# Step 1: Parse the query
parsed_result = parse_email_query(input_data.query)
if parsed_result["status"] == "need_email_input":
raise HTTPException(
status_code=400,
detail={
"type": "need_email_input",
"sender_intent": parsed_result["sender_intent"],
"message": parsed_result["message"]
}
)
elif parsed_result["status"] == "error":
raise HTTPException(status_code=400, detail=parsed_result["message"])
# Step 2: Scrape emails
emails = scrape_emails_from_sender(
parsed_result["resolved_email"],
parsed_result["start_date"],
parsed_result["end_date"]
)
# Step 3: Format response
email_responses = [
EmailResponse(
date=email["date"],
time=email["time"],
subject=email["subject"],
content=email["content"],
message_id=email["message_id"]
)
for email in emails
]
return EmailsResponse(
status="success",
sender_intent=parsed_result["sender_intent"],
resolved_email=parsed_result["resolved_email"],
start_date=parsed_result["start_date"],
end_date=parsed_result["end_date"],
total_emails=len(emails),
emails=email_responses,
message=f"Found {len(emails)} emails from {parsed_result['resolved_email']}"
)
except HTTPException:
raise
except Exception as e:
raise HTTPException(status_code=500, detail=f"Email retrieval failed: {str(e)}")
@router.get("/view_mappings")
def view_name_mappings():
"""
View all stored name to email mappings
"""
try:
from query_parser import _load_name_mapping
mappings = _load_name_mapping()
return {
"status": "success",
"total_mappings": len(mappings),
"mappings": mappings
}
except Exception as e:
raise HTTPException(status_code=500, detail=f"Failed to load mappings: {str(e)}")
@router.get("/health")
def health_check():
"""
Health check endpoint
"""
return {
"status": "healthy",
"message": "Email query system is running"
}
# For testing - manual endpoint to add mapping and then query
@router.post("/complete_flow")
def complete_email_flow(input_data: dict):
"""
Test endpoint for complete flow with optional mapping
Expected input:
{
"query": "emails from john last week",
"mapping": {"name": "john", "email": "[email protected]"} # optional
}
"""
try:
query = input_data.get("query")
mapping = input_data.get("mapping")
if not query:
raise HTTPException(status_code=400, detail="Query is required")
# Add mapping if provided
if mapping:
store_name_email_mapping(mapping["name"], mapping["email"])
# Parse and get emails
parsed_result = parse_email_query(query)
if parsed_result["status"] == "need_email_input":
return {
"status": "need_mapping",
"message": parsed_result["message"],
"sender_intent": parsed_result["sender_intent"]
}
# Get emails
emails = scrape_emails_from_sender(
parsed_result["resolved_email"],
parsed_result["start_date"],
parsed_result["end_date"]
)
return {
"status": "success",
"query": query,
"parsed": parsed_result,
"total_emails": len(emails),
"emails": emails[:5] # Return first 5 emails
}
except Exception as e:
raise HTTPException(status_code=500, detail=str(e)) |