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main_flask.py
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main_flask.py
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from flask import Flask, redirect, url_for, request, render_template, flash
from blacklist import *
from main import *
import re
import numpy
def isfloat(value):
try:
float(value)
return True
except ValueError:
return False
def isint(value):
try:
int(value)
return True
except ValueError:
return False
app = Flask(__name__, template_folder='template', static_folder='static', static_url_path='')
data1 = list(pd.read_csv('./blacklisted_wholesaler_product.csv')['wholesaler id'])
data2 = list(pd.read_csv('./blacklisted_product_product.csv')['product id'])
prod_info = pd.read_csv('./products_info.csv', index_col="id")
user_info = pd.read_csv('./wholesalers_info.csv', index_col="id")
@app.route('/success/<user_id>/<user_product>/<user_qty>/',methods = ['GET', 'POST'])
def success(user_id, user_product, user_qty):
if request.method =='POST':
if request.form['bc']=='' and request.form['bp']=='':
ret=main_recommend(int(user_id), int(user_product), float(user_qty))
return render_template('results.html', res=ret, user_id=user_id, user_product=user_product, user_qty=user_qty)
if(request.form['bc']!=''):
c2p_blacklist = request.form['bc']
if c2p_blacklist=='' or isint(c2p_blacklist)==False or int(c2p_blacklist) not in (data2):
ret=main_recommend(int(user_id), int(user_product), float(user_qty))
return render_template('results.html', res=ret, user_id=user_id, user_product=user_product, user_qty=user_qty, flash_message="Invalid Product ID provided")
blacklist_customer_product(int(user_id), int(c2p_blacklist))
ret=main_recommend(int(user_id), int(user_product), float(user_qty))
return render_template('results.html', res=ret, user_id=user_id, user_product=user_product, user_qty=user_qty)
if(request.form['bp']!=''):
p2p_blacklist = request.form['bp']
if p2p_blacklist=='' or isint(p2p_blacklist)==False or int(p2p_blacklist) not in (data2):
ret=main_recommend(int(user_id), int(user_product), float(user_qty))
return render_template('results.html', res=ret, user_id=user_id, user_product=user_product, user_qty=user_qty, flash_message="Invalid Product ID provided")
blacklist_product_product(int(user_product), int(p2p_blacklist))
ret=main_recommend(int(user_id), int(user_product), float(user_qty))
return render_template('results.html', res=ret, user_id=user_id, user_product=user_product, user_qty=user_qty)
else:
ret=main_recommend(int(user_id), int(user_product), float(user_qty))
return render_template('results.html', res=ret, user_id=user_id, user_product=user_product, user_qty=user_qty)
@app.route('/',methods = ['POST', 'GET'])
def login():
if request.method == 'POST':
user_id = request.form['nm']
user_product= request.form['pr']
user_qty = request.form['qty']
# Error Handling
if user_id=='' or isint(user_id)==False or int(user_id) not in (data1):
return render_template('index.html', flash_message="Invalid Wholesaler ID provided")
if user_product=='' or isint(user_product)==False or int(user_product) not in (data2):
return render_template('index.html', flash_message="Invalid Product ID provided")
if user_qty=='' or isfloat(user_qty)==False:
return render_template('index.html', flash_message="Invalid Quantity provided")
if (float(user_qty)<0):
return render_template('index.html', flash_message="Invalid Quantity provided")
if int(user_id) not in list(user_info.index):
return render_template('index.html', flash_message="Enter Wholesaler ID details in the database ")
if int(user_product) not in list(prod_info.index):
return render_template('index.html', flash_message="Enter Product ID details in the database such as brand etc. ")
return redirect(url_for('success',user_id = user_id, user_product=user_product, user_qty=user_qty))
else:
return render_template('index.html')
if __name__ == '__main__':
app.run(debug = True)