def account():
t = current_user.retuser()
data = db.execute(
"SELECT bookname FROM userscart WHERE username=:username", {"username": t}
).fetchall()
print(data)
today = date.today()
# print(today)
l2 = request.args.get(
"my_var1"
) # get request with variable name to issue book l2 is the name of the book to issue
rec = db.execute(
"SELECT bookname FROM issue WHERE bookname=:bookname AND username=:username",
{"bookname": l2, "username": t},
).fetchone()
count = db.execute(
"SELECT count(bookname) FROM issue WHERE username=:username", {"username": t}
).fetchone()
if count[0] > 3:
flash("you are not allowed to issue more than four book", "danger")
return redirect("/account")
elif rec == None and l2 != None:
db.execute(
"INSERT INTO issue(username,issuedate,bookname) VALUES(:username,:issuedate,:bookname)",
{"username": t, "issuedate": today, "bookname": l2},
)
db.execute(
"UPDATE book SET quantity = quantity-1 WHERE bookname=:search",
{"search": l2},
)
# db.execute()
db.commit()
data1 = db.execute(
"SELECT bookname FROM userscart WHERE bookname=:bookname", {"bookname": l2}
).fetchone()
if data != None and rec != None:
db.execute("DELETE FROM userscart WHERE bookname=:bookname", {"bookname": l2})
db.commit()
data1 = db.execute(
"SELECT bookname FROM issue WHERE username=:username", {"username": t}
).fetchall()
ret_book = request.args.get(
"my_var2"
) # get request with var name to return book ret_book contains the name of the book to return
if ret_book != None:
db.execute(
"DELETE FROM issue WHERE username=:username AND bookname=:bookname",
{"username": t, "bookname": ret_book},
)
db.execute(
"UPDATE book SET quantity = quantity+1 WHERE bookname=:search",
{"search": ret_book},
)
db.commit()
# return redirect('/account')
return render_template("account.html", data=data, data1=data1)
def CN():
loggedin_user = current_user.retuser()
l = request.args.get("my_var")
if l != None:
rec = db.execute(
"SELECT bookname FROM userscart WHERE bookname=:bookname", {"bookname": l}
).fetchone()
if rec == None:
db.execute(
"INSERT INTO userscart(bookname,username) VALUES(:bookname,:username)",
{"bookname": l, "username": loggedin_user},
)
db.commit()
bookid = db.execute(
"SELECT serial_no FROM book WHERE bookname=:bookname", {"bookname": "CN"}
).fetchone()
info = process("CN", bookid, loggedin_user)
return render_template("CN.html", info=info)
def alchemy():
loggedin_user = current_user.retuser()
l = request.args.get("my_var") # var l deals only with cart and issue
if l != None:
rec = db.execute(
"SELECT bookname FROM userscart WHERE bookname=:bookname", {"bookname": l}
).fetchone()
if rec == None:
db.execute(
"INSERT INTO userscart(bookname,username) VALUES(:bookname,:username)",
{"bookname": l, "username": loggedin_user},
)
db.commit()
bookid = db.execute(
"SELECT serial_no FROM book WHERE bookname=:bookname", {"bookname": "alchemyst"}
).fetchone()
# db.execute("UPDATE bookcount SET bookcount=bookcount+1 WHERE bookname==:ab",ab=b)
# db.execute("UPDATE book_cout1 SET alchemyst = alchemyst+1 ")
info = process("alchemyst", bookid, loggedin_user)
return render_template("alchemyst.html", info=info)
