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from fastapi import FastAPI, HTTPException, UploadFile, File
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import FileResponse
from pydantic import BaseModel
import os
import tempfile
import subprocess
import json
from typing import Dict, Any, List, Optional
from latex_generator import generate_resume
import uvicorn
app = FastAPI(title="Resume Generator API")
# Configure CORS for Vercel frontend
origins = [
"http://localhost:3000", # Local development
"http://localhost:5173", # Vite dev server
"https://*.vercel.app", # All Vercel deployments
"https://resumegen-alpha.vercel.app", # Replace with your actual Vercel URL
]
# If Railway environment, allow all origins (more permissive for deployment)
if os.getenv("RAILWAY_ENVIRONMENT"):
origins.append("*")
app.add_middleware(
CORSMiddleware,
allow_origins=origins,
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
class ContactInfo(BaseModel):
email: str
location: Optional[str] = ""
linkedin_url: Optional[str] = ""
github_url: Optional[str] = ""
class Experience(BaseModel):
title: str
company: str
location: str
dates: str
responsibilities: List[str]
class Education(BaseModel):
institution: str
degree: str
graduation_date: str
gpa: Optional[str] = ""
class Project(BaseModel):
title: str
descriptions: List[str]
class ResumeData(BaseModel):
name: str
email: str
location: Optional[str] = ""
linkedin_url: Optional[str] = ""
github_url: Optional[str] = ""
experiences: List[Experience] = []
education: List[Education] = []
projects: List[Project] = []
skills: Dict[str, Any] = {}
@app.get("/")
def read_root():
return {"message": "Resume Generator Backend API", "status": "running"}
@app.get("/health")
def health_check():
# Check if LaTeX is available
try:
result = subprocess.run(['pdflatex', '--version'],
capture_output=True, text=True, timeout=5)
latex_available = result.returncode == 0
except:
latex_available = False
return {
"status": "healthy",
"latex_available": latex_available,
"environment": os.environ.get("RAILWAY_ENVIRONMENT", "local"),
"alternative_available": True # We have fallback options
}
@app.post("/generate-resume")
async def generate_resume_endpoint(data: ResumeData):
try:
resume_data = data.dict()
# Try LaTeX first, fall back to alternative if needed
with tempfile.NamedTemporaryFile(suffix=".pdf", delete=False) as tmp_file:
try:
result = generate_resume(resume_data, tmp_file.name)
if result["success"]:
return FileResponse(
path=tmp_file.name,
filename="resume.pdf",
media_type="application/pdf"
)
else:
# Fallback: return LaTeX source or error message
raise HTTPException(
status_code=503,
detail="PDF generation temporarily unavailable. LaTeX not installed on server."
)
except Exception as latex_error:
# Return helpful error message
raise HTTPException(
status_code=503,
detail=f"Resume generation service temporarily unavailable: {str(latex_error)}"
)
except Exception as e:
raise HTTPException(status_code=500, detail=f"Error generating resume: {str(e)}")
if __name__ == "__main__":
port = int(os.environ.get("PORT", 8000))
uvicorn.run(app, host="0.0.0.0", port=port)
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