212 lines
7.8 KiB
Python
212 lines
7.8 KiB
Python
"""
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FastAPI application for salary analytics.
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"""
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from fastapi import FastAPI, HTTPException, BackgroundTasks
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from fastapi.responses import FileResponse
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from fastapi.middleware.cors import CORSMiddleware
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from pydantic import BaseModel
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from typing import Optional, Dict
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import os
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import socket
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import logging
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from .main import SalaryAnalyticsPipeline
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from .config import OUTPUT_PATHS
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# Configure logging
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logging.basicConfig(
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level=logging.INFO,
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format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'
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)
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logger = logging.getLogger(__name__)
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app = FastAPI(
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title="Salary Analytics API",
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description="API for analyzing and predicting salary patterns from transaction data",
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version="1.0.0"
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)
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# Add CORS middleware
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"], # Allows all origins
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allow_credentials=True,
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allow_methods=["*"], # Allows all methods
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allow_headers=["*"], # Allows all headers
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)
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# Global pipeline instance
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pipeline = None
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class AnalysisResponse(BaseModel):
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"""Response model for analysis endpoints."""
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message: str
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data: Optional[Dict] = None
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file_path: Optional[str] = None
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@app.on_event("startup")
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async def startup_event():
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"""Initialize the pipeline on startup."""
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global pipeline
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try:
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logger.info("Initializing pipeline...")
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pipeline = SalaryAnalyticsPipeline()
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if not pipeline.load_data():
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logger.error("Failed to load data during startup")
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raise Exception("Failed to load data during startup")
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# Print network information
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hostname = socket.gethostname()
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ip_address = socket.gethostbyname(hostname)
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logger.info(f"Server running on hostname: {hostname}")
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logger.info(f"Server IP address: {ip_address}")
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logger.info(f"Server is accessible at:")
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logger.info(f"- http://localhost:8000")
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logger.info(f"- http://127.0.0.1:8000")
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logger.info(f"- http://{ip_address}:8000")
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logger.info("Pipeline initialized successfully")
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except Exception as e:
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logger.error(f"Error during startup: {str(e)}")
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raise
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@app.get("/")
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async def root():
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"""Root endpoint."""
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logger.info("Root endpoint accessed")
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return {"message": "Welcome to Salary Analytics API"}
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@app.get("/health")
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async def health_check():
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"""Health check endpoint."""
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logger.info("Health check endpoint accessed")
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return {"status": "healthy"}
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@app.post("/analyze/keyword", response_model=AnalysisResponse)
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async def analyze_keyword():
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"""Run keyword-based salary transaction analysis."""
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try:
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logger.info("Starting keyword analysis...")
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data = pipeline.run_keyword_analysis()
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logger.info(f"Keyword analysis completed. Found {len(data)} matches")
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return AnalysisResponse(
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message="Keyword analysis completed successfully",
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data={"count": len(data)}
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)
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except Exception as e:
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logger.error(f"Error in keyword analysis: {str(e)}")
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raise HTTPException(status_code=500, detail=str(e))
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@app.post("/analyze/consistent-amount", response_model=AnalysisResponse)
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async def analyze_consistent_amount():
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"""Run consistent amount transaction analysis."""
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try:
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logger.info("Starting consistent amount analysis...")
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data = pipeline.run_consistent_amount_analysis()
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logger.info(f"Consistent amount analysis completed. Found {len(data)} matches")
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return AnalysisResponse(
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message="Consistent amount analysis completed successfully",
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data={"count": len(data)}
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)
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except Exception as e:
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logger.error(f"Error in consistent amount analysis: {str(e)}")
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raise HTTPException(status_code=500, detail=str(e))
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@app.post("/analyze/transaction-type", response_model=AnalysisResponse)
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async def analyze_transaction_type():
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"""Run transaction type analysis."""
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try:
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logger.info("Starting transaction type analysis...")
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data = pipeline.run_transaction_type_analysis()
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logger.info(f"Transaction type analysis completed. Found {len(data)} matches")
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return AnalysisResponse(
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message="Transaction type analysis completed successfully",
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data={"count": len(data)}
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)
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except Exception as e:
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logger.error(f"Error in transaction type analysis: {str(e)}")
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raise HTTPException(status_code=500, detail=str(e))
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@app.post("/generate/reports", response_model=AnalysisResponse)
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async def generate_reports(background_tasks: BackgroundTasks):
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"""Generate salary earner reports."""
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try:
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logger.info("Starting report generation...")
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reports = pipeline.generate_salary_earner_reports()
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logger.info("Reports generated successfully")
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return AnalysisResponse(
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message="Reports generated successfully",
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data={
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"verified_salary_earners": len(reports['final_table']),
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"likely_salary_earners": len(reports['likely_salary_earner']),
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"high_earners": reports['total_high_earners']
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}
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)
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except Exception as e:
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logger.error(f"Error in report generation: {str(e)}")
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raise HTTPException(status_code=500, detail=str(e))
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@app.post("/train/models", response_model=AnalysisResponse)
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async def train_models():
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"""Train salary prediction models."""
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try:
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logger.info("Starting model training...")
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pipeline.train_salary_prediction_models()
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logger.info("Models trained successfully")
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return AnalysisResponse(
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message="Models trained successfully"
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)
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except Exception as e:
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logger.error(f"Error in model training: {str(e)}")
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raise HTTPException(status_code=500, detail=str(e))
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@app.get("/download/{report_type}")
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async def download_report(report_type: str):
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"""Download generated reports."""
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try:
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logger.info(f"Attempting to download report: {report_type}")
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file_paths = {
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"high_earners": OUTPUT_PATHS["high_earner_details"],
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"likely_earners": OUTPUT_PATHS["likely_salary_earner"],
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"final_table": OUTPUT_PATHS["final_table"],
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"consistent_plot": OUTPUT_PATHS["consistent_earners_plot"],
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"inconsistent_plot": OUTPUT_PATHS["inconsistent_earners_plot"],
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"hypothesis_plot": OUTPUT_PATHS["hypothesis_overlap_plot"]
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}
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if report_type not in file_paths:
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logger.error(f"Report type not found: {report_type}")
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raise HTTPException(status_code=404, detail="Report type not found")
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file_path = file_paths[report_type]
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if not os.path.exists(file_path):
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logger.error(f"Report file not found: {file_path}")
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raise HTTPException(status_code=404, detail="Report file not found")
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logger.info(f"Successfully found report file: {file_path}")
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return FileResponse(
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path=file_path,
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filename=os.path.basename(file_path),
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media_type="application/octet-stream"
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)
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except Exception as e:
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logger.error(f"Error downloading report: {str(e)}")
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raise HTTPException(status_code=500, detail=str(e))
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@app.post("/run/pipeline", response_model=AnalysisResponse)
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async def run_full_pipeline():
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"""Run the complete salary analytics pipeline."""
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try:
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logger.info("Starting full pipeline...")
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success = pipeline.run_full_pipeline()
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if not success:
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logger.error("Pipeline failed")
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raise HTTPException(status_code=500, detail="Pipeline failed")
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logger.info("Pipeline completed successfully")
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return AnalysisResponse(
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message="Pipeline completed successfully"
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)
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except Exception as e:
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logger.error(f"Error in pipeline: {str(e)}")
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raise HTTPException(status_code=500, detail=str(e)) |