app.py

import json
import os
import logging
import shutil
from fastapi import FastAPI, File, Query,Form, Request, HTTPException, UploadFile
from fastapi.responses import JSONResponse, RedirectResponse
from fastapi.staticfiles import StaticFiles
from fastapi.templating import Jinja2Templates
from fastapi.middleware.cors import CORSMiddleware
from dotenv import load_dotenv
import mysql.connector
from typing import List

# Load environment variables
load_dotenv()

# Configure logging
logging.basicConfig(
    level=logging.INFO,
    format='%(asctime)s - %(levelname)s - %(message)s',
    handlers=[
        logging.FileHandler("redmindgen.log"),
        logging.StreamHandler()  # This ensures logging to console
    ]
)
logging.info("Application startup")

# Create the FastAPI app
app = FastAPI(title="RedmindGen", description="Chat with your Data", version="1.0.0")

# Mount static files
app.mount("/static", StaticFiles(directory="static"), name="static")

# Jinja2 templates
templates = Jinja2Templates(directory="templates")

# Configure CORS
origins = [
    "http://localhost:8000",
    "http://127.0.0.1:8000",
    "http://167.71.75.10:8003/"
]

app.add_middleware(
    CORSMiddleware,
    allow_origins=origins,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

@app.get("/")
async def read_root(request: Request):
    return templates.TemplateResponse("index.html", {"request": request})

def verify_user(username: str, password: str):
    try:
            # Connect to MySQL database
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cursor = cnx.cursor()
        query = "SELECT * FROM user_detail WHERE username = %s AND password = %s"
        values = (username, password)
        cursor.execute(query, values)
        result = cursor.fetchone()
        cursor.close()
        cnx.close()
        if result is not None:
            logging.info(f"User {username} logged in successfully")
            return "success"
        else:
            logging.info(f"User {username} login failed")
            return "failure"
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        return "failure"

@app.post("/validate-user")
async def validate_user(request: Request, username: str = Form(...), password: str = Form(...)):
    status = verify_user(username, password)
    if status == 'success':
        return templates.TemplateResponse("dashboard.html", {"request": request, "username": username})
    else:
        return templates.TemplateResponse("index.html", {"request": request})

@app.post("/submit_company_profile")
async def submit_company_profile(request: Request,
                                 company_name: str = Form(...),
                                 company_code: str = Form(...),
                                 domain: str = Form(...),
                                 llm_tools: List[str] = Form(...)):
    logging.info("Received form submission for company profile")
    logging.info(f"Form data - company_name: {company_name}, company_code: {company_code}, domain: {domain}, llm_tools: {llm_tools}")

    try:
            # Connect to MySQL database
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cursor = cnx.cursor()
        query = "INSERT INTO company_detail (company_name, company_code, domain, llm_tools) VALUES (%s, %s, %s, %s)"
        values = (company_name, company_code, domain, ",".join(llm_tools))
        logging.info(f"Executing query: {query} with values: {values}")
        cursor.execute(query, values)
        cnx.commit()
        logging.info(f"Query executed successfully, {cursor.rowcount} row(s) affected")
        cursor.close()
        cnx.close()
        logging.info(f"Company profile for {company_name} inserted successfully")
        RedirectResponse(url="/company_profile?message=Data saved successfully", status_code=302)
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        raise HTTPException(status_code=500, detail="Internal Server Error")


@app.get("/api/companies")
async def get_companies():
    try:
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cursor = cnx.cursor()
        query = "SELECT company_name FROM company_detail "
        cursor.execute(query)
        companies = cursor.fetchall()
        cursor.close()
        cnx.close() 
        return {"companies": [{"name": company[0]} for company in companies]}
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        raise HTTPException(status_code=500, detail="Internal Server Error")

@app.get("/company_profile")
async def company_profile(request: Request):
    return templates.TemplateResponse("company_profile.html", {"request": request})
@app.get("/api/company_id")
async def get_company_id(company_name: str):
    print(f"Received company_name: {company_name}")  # Debug statement
    logging.info(f"Received request for company name: {company_name}")
    try:
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cursor = cnx.cursor()
        query = "SELECT company_id FROM company_detail WHERE company_name = %s"
        cursor.execute(query, (company_name,))
        result = cursor.fetchone()
        cursor.close()
        cnx.close()
        
        if result:
            return {"company_id": result[0]}
        else:
            logging.error(f"Company not found for name: {company_name}")
            raise HTTPException(status_code=404, detail="Company not found")
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        raise HTTPException(status_code=500, detail="Internal Server Error")
   
@app.get("/knowledgebase")
async def knowledgebase(request: Request):
    return templates.TemplateResponse("knowledgebase.html", {"request": request})
@app.post("/upload_document")
async def upload_document(
    request: Request,
    company_id:str=Form(...),
    uploadFile: UploadFile = File(...),
    documentName: str = Form(...),
    documentDescription: str = Form(...),
    department: str = Form(...),
    version: str = Form(...),
    lastUpdated: str = Form(...)
):
    try:
        # Save the uploaded file
        upload_folder = "uploads/"
        os.makedirs(upload_folder, exist_ok=True)
        file_path = os.path.join(upload_folder, uploadFile.filename)
        
        with open(file_path, "wb") as buffer:
            shutil.copyfileobj(uploadFile.file, buffer)
        
        # Save the details to the database
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cursor = cnx.cursor()
        query = """
            INSERT INTO knowledge_base (company_id,file_path, document_name, document_desc, department, version, last_updated)
            VALUES (%s,%s, %s, %s, %s, %s, %s)
        """
        values = (company_id,file_path, documentName, documentDescription, department, version, lastUpdated)
        cursor.execute(query, values)
        cnx.commit()
        cursor.close()
        cnx.close()
        
        logging.info(f"Document {documentName} uploaded successfully")
        return RedirectResponse(url="/", status_code=302)
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        raise HTTPException(status_code=500, detail="Internal Server Error")
    
@app.get("/api/document_upload")
async def get_document(company_id: str = Query(...), company_name: str = Query(...)):
    print(f"Received companyId and name: {company_id},{company_name}")  # Log rec
    #async def get_data_connectors(company_id: str, company_name: str):
    logging.info(f"Received request for company_id  and company_id: {company_id},{company_name}")
    try:
        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        cursor = cnx.cursor()
        query = """
            SELECT kb.company_id, kb.file_path, kb.document_name, kb.document_desc,kb.department,kb.version,kb.last_updated
            FROM redmind_gpt.knowledge_base kb
            JOIN redmind_gpt.company_detail cd ON kb.company_id = cd.company_id 
            WHERE kb.company_id = %s and cd.company_name=%s
        """
        logging.info(f"Executing query: {query} with company_id: {company_id}")
        params = (company_id,company_name)
        logging.info(f"Query parameters: {params}")
        print(f"Query parameters: {params}")

        cursor.execute(query, params)  # Pa
        result = cursor.fetchone()
        logging.info(f"Query result: {result}")
        cursor.close
        cnx.close()
        
        if result:
            logging.info(f"Document  found for company_id: {company_id}")
            return {
                "company_id": result[0],
               # "file_path":result[1],
                "document_name": result[2],
                "document_desc": result[3],
                "department": result[4],
                "version": result[5],
                "last_updated": result[6]                
            }
        else:
            logging.warning(f"No document found for company_id: {company_id}")
            raise HTTPException(status_code=404, detail="Data document not found")
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        raise HTTPException(status_code=500, detail="Internal Server Error")
    
@app.get("/data_connectors")
async def data_connectors(request: Request):
    return templates.TemplateResponse("data_connectors.html", {"request": request})
@app.post("/save_data_connectors")
async def save_data_connectors( request: Request,
                                company_id: int = Form(...),
                                database: List[str] = Form(...),
                                server: str = Form(...),
                                port: str = Form(...),
                                databaseName: List[str] = Form(...),
                                username: str=Form(...),
                                password: str=Form(...),
                                tables: List[str] = Form(...)):
    logging.info(f"Received form submission for database_connectors")
    try:
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cursor = cnx.cursor()
        #databasetype_json=json.dumps(database)
        query = "INSERT INTO data_connectors(company_id,databasetype, serverip, port, database_name,username,password,dbtablename) VALUES (%s,%s, %s, %s, %s,%s,%s,%s)"
        values = (company_id, ",".join(database), server, port, ",".join(databaseName),username,password, ",".join(tables))
        logging.info(f"Executing query: {query} with values: {values}")
        cursor.execute(query, values)
        cnx.commit()
        logging.info(f"Query executed successfully, {cursor.rowcount} row(s) affected")
        cursor.close()
        cnx.close()
        logging.info(f"Data_connectors for {database} inserted successfully")
        return RedirectResponse(url="/data_connectors", status_code=302)
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        raise HTTPException(status_code=500, detail="Internal Server Error")
    
@app.get("/api/check_data_connectors")
async def get_data_connectors(company_id: str = Query(...), company_name: str = Query(...)):
    print(f"Received companyId and name: {company_id},{company_name}")  # Log rec
    #async def get_data_connectors(company_id: str, company_name: str):
    logging.info(f"Received request for company_id  and company_id: {company_id},{company_name}")
    try:
        cnx = mysql.connector.connect(user='u852023448_redmindgpt', password='redmindGpt@123',
                                  host='217.21.88.10',
                                  database='u852023448_redmindgpt')

        #cnx = mysql.connector.connect(user='root', password='', host='localhost', database='redmind_gpt')
        cursor = cnx.cursor()
        query = """
            SELECT dc.company_id, dc.databasetype, dc.serverip, dc.port,dc.database_name, dc.username, dc.password ,dc.dbtablename
            FROM redmind_gpt.data_connectors dc
            JOIN redmind_gpt.company_detail cd ON dc.company_id = cd.company_id 
            WHERE dc.company_id = %s and cd.company_name=%s
        """
        logging.info(f"Executing query: {query} with company_id: {company_id}")
        params = (company_id,company_name)
        logging.info(f"Query parameters: {params}")
        print(f"Query parameters: {params}")

        cursor.execute(query, params)  # Pa
        result = cursor.fetchone()
        logging.info(f"Query result: {result}")
        cursor.close()
        cnx.close()
        
        if result:
            logging.info(f"Data found for company_id: {company_id}")
            return {
                "company_id": result[0],
                "databasetype":result[1],
                "serverip": result[2],
                "port": result[3],
                "database_name": result[4],
                "username": result[5],
                "password": result[6],
                "dbtablename": result[7]
            }
        else:
            logging.warning(f"No data found for company_id: {company_id}")
            raise HTTPException(status_code=404, detail="Data connector not found")
    except mysql.connector.Error as err:
        logging.error(f"Database error: {err}")
        raise HTTPException(status_code=500, detail="Internal Server Error")
    


@app.get("/API_connectors")
async def API_connectors(request: Request):
    return templates.TemplateResponse("API_connectors.html", {"request": request})
@app.get("/prompt_template")
async def prompt_template(request: Request):
    return templates.TemplateResponse("prompt_template.html", {"request": request})
@app.get("/chatbot")
async def chatbot(request: Request):
    return templates.TemplateResponse("chatbot.html", {"request": request})