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from fastapi import FastAPI, HTTPException
from fastapi.middleware.cors import CORSMiddleware
from pydantic import BaseModel
from typing import Optional, List, Dict
import json
app = FastAPI(
title="SobroJuriBert API",
description="Legal text analysis service (Vercel deployment)",
version="1.0.0"
)
# CORS middleware
app.add_middleware(
CORSMiddleware,
allow_origins=["*"],
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
class AnalysisRequest(BaseModel):
text: str
analysis_type: Optional[str] = "full"
class AnalysisResponse(BaseModel):
text: str
analysis_type: str
results: Dict
status: str = "success"
@app.get("/")
async def root():
return {
"name": "SobroJuriBert",
"version": "1.0.0",
"description": "Legal text analysis service",
"status": "operational",
"note": "Running in lightweight mode on Vercel",
"endpoints": [
"/analyze",
"/extract_entities",
"/classify",
"/health"
]
}
@app.post("/analyze", response_model=AnalysisResponse)
async def analyze_text(request: AnalysisRequest):
"""Analyze legal text (demo mode)"""
try:
# In production, this would use JuriBERT model
# For Vercel deployment, we return mock results
results = {
"entities": [
{"text": "contrat", "type": "LEGAL_CONCEPT", "confidence": 0.95},
{"text": "obligation", "type": "LEGAL_CONCEPT", "confidence": 0.92}
],
"classification": {
"category": "contract_law",
"confidence": 0.88
},
"summary": "Legal document analysis completed",
"keywords": ["contrat", "obligation", "juridique"],
"language": "fr"
}
return AnalysisResponse(
text=request.text[:100] + "...",
analysis_type=request.analysis_type,
results=results
)
except Exception as e:
raise HTTPException(status_code=500, detail=str(e))
@app.post("/extract_entities")
async def extract_entities(request: AnalysisRequest):
"""Extract legal entities from text"""
return {
"entities": [
{"text": "partie contractante", "type": "PARTY", "confidence": 0.9},
{"text": "tribunal", "type": "INSTITUTION", "confidence": 0.95}
],
"text_length": len(request.text)
}
@app.post("/classify")
async def classify_document(request: AnalysisRequest):
"""Classify legal document type"""
return {
"classification": {
"primary": "contract",
"secondary": ["commercial", "services"],
"confidence": 0.85
}
}
@app.get("/health")
async def health_check():
return {
"status": "healthy",
"service": "SobroJuriBert",
"mode": "vercel_lightweight"
}
# For Vercel
handler = app |