From 8ceae79bc3c293957e34dd2f9e30632a4bbbf7ae Mon Sep 17 00:00:00 2001
From: david_g <davidgeb305@gmail.com>
Date: Mon, 1 Feb 2021 20:58:48 +0100
Subject: [PATCH] =?UTF-8?q?Book=20Keeping=20hinzgef=C3=BCgt?=
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---
 book_keeping.py | 111 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 book_keeping.py

diff --git a/book_keeping.py b/book_keeping.py
new file mode 100644
index 0000000..31ef01e
--- /dev/null
+++ b/book_keeping.py
@@ -0,0 +1,111 @@
+class Accounting():
+    all_bills = []
+    counter = 0
+    def __init__(self, name:str, surname:str, room_num, key_num, period:str, bill_num:str, bill_status:bool):
+        self.name = name
+        self.surname = surname
+        self.room_num = room_num
+        self.key_num = key_num
+        self.period = period
+        Accounting.counter += 1
+        self.bill_status = bill_status
+        
+        
+    def show_bill(self):
+        
+        stay_period = []
+        num_string = ""
+        for i in self.period:
+            if i.isnumeric():
+                num_string += i
+            if i == ",":
+                stay_period.append(num_string)
+                num_string = ""
+        
+        stay_period.append(num_string)
+        
+        stay_period = tuple(stay_period)
+        # Same month
+        
+        if stay_period[1] == stay_period[3]:
+            days = int(stay_period[0]) - int(stay_period[2])
+            
+        # Across months
+        if stay_period[1] != stay_period[3]:
+            # Stay period more than 1 month
+            if int(stay_period[3]) - int(stay_period[1]) > 1:
+                days = 28 - int(stay_period[0]) + int(stay_period[2]) + \
+                       ((int(stay_period[3]) - int(stay_period[1])-1) * 28)
+            # Stay period 
+            else:
+                days = 28 - int(stay_period[0]) + int(stay_period[2])
+        
+        costs = int(days) * int(self.room_num)
+
+        """_______________________________________________________________________"""
+        lines = [[] for i in range(13)]
+        lines[0].append( '┌─────────────────────────────┐')
+        lines[1].append( '│           Rechnung          │')
+        lines[2].append( '│                             │')
+        lines[3].append( '│Kunde:    {} {}              '.format(self.name, self.surname))
+        lines[4].append( '│Zimmer:   {}                 '.format(self.room_num))
+        lines[5].append( '│Anz. Tage:{}                 '.format(days))
+        lines[6].append( '│pro Nacht:{}                 '.format(self.room_num))
+        lines[7].append( '│Kosten:   {}€                 '.format(costs))
+        lines[8].append( '│                             ')
+        lines[9].append( '│Rech. Nr.:{}                 '.format(self.bill_num,))
+        lines[10].append('│Beglichen:{}                 '.format(self.bill_status))
+        lines[11].append('│                             │')
+        lines[12].append('└─────────────────────────────┘')
+
+        for i in lines:
+            print(i[0])
+
+
+    def pay_bill(self):
+        self.bill_status = True
+
+
+    def __del__(self):
+        print("Rechnung wurde storniert.")
+
+
+r43 = Accounting("Karl", "Otto", 16, 21,"2,3,4,5", "", False)
+bill_list = ["r43"]
+
+
+def add_bill():
+    name = input("Name : ")
+    surname = input("Nachname :")
+    client_num = input("Kundennummer :")
+    room_num = input("Zimmernummer :")
+    period = input("Aufenthaltszeitraum :")
+    key_num = input("Schlüsselnummer :")
+    bill_num = "r" + str(Accounting.counter)
+            
+    c = bill_num + " = Accounting(" + '"' + str(name) + '"' + "," + '"' +  \
+str(surname) + '"' +  "," + '"' + str(room_num) +  '"' +  "," +  '"' + str(key_num) \
++ '"' +  "," + '"' + str(period) + '"' +  ","  + '"'+ str(bill_num) + '"' + ", False)"
+    try:
+        exec(c)
+        bill_list.append(bill_num)
+    except:
+        print("Konnte nicht ausgeführt werden")
+    print(c)
+    print(bill_list)
+
+
+def show_single_bill():
+    while True:
+        k = input("Rechnungsnummer? ")
+        if k in bill_list:
+            break
+    c = str(k) + ".show_bill()"
+    exec(c)
+
+"""
+def delete_bill():
+    input_ = input("Rechnungsnummer: ")
+    delete = "del " + input_
+    exec(delete)
+"""