commit 5d963d37236781d7f8f18e104fe78c20ac890763
Author: s490054 <erydzi@st.amu.edu.pl>
Date:   Fri Jun 21 21:19:56 2024 +0200

    Upload files to "/"

diff --git a/README.md b/README.md
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+Requirements
+
+    Python 3.x
+    Tkinter
+    SWI-Prolog
+    Microsoft SQL Server
+    pymssql Python library
+
+
+Setup
+
+    Install Dependencies
+
+        sudo apt-get install python3-tk swi-prolog
+        pip install pymssql
+
+    Database Configuration
+
+        Create settings.conf with your SQL Server credentials:
+
+        your_username
+        your_password
+
+Running the Application
+
+    Run the Python script:
+
+        python3 main.py
+
+
+Usage
+
+    Add Task: Enter a task description and click "Add task".
+    Mark as Done: Click "Mark as done" next to a task.
+    Delete Task: Click "Delete task" next to a task.
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diff --git a/main.py b/main.py
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+import pymssql
+import subprocess
+from tkinter import *
+from tkinter import messagebox
+
+def AddTask(curs, task):
+    curs.execute("IF NOT EXISTS (SELECT * FROM Tasks WHERE text = %s) BEGIN INSERT INTO Tasks VALUES(%s, 0) END;", (task,task))
+    connection.commit()
+
+def DeleteTask(curs,task):
+    curs.execute("DELETE FROM Tasks WHERE text = %s", (task))
+    connection.commit()
+    pass
+
+def MarkDoneTask(curs,task):
+    curs.execute("UPDATE Tasks SET finished = 1 WHERE text = %s",(task))
+    connection.commit()
+
+def ReadTasks(curs):
+    curs.execute('SELECT * FROM Tasks WHERE finished = 0')
+    res = curs.fetchall()
+
+    prologTransformation = lambda a: '\'' + str(a[0]) + '\','
+    to_be_sorted = 'checkEachTask(['
+    for i in res:
+        to_be_sorted += prologTransformation(i)
+
+    to_be_sorted = to_be_sorted.rstrip(',')
+    to_be_sorted += '],X),mergesort(X,SORTED), write(SORTED).'
+    return PrologSort(to_be_sorted)
+    
+def ReadCompletedTasks(curs):
+    curs.execute('SELECT text FROM Tasks WHERE finished = 1')
+    res = curs.fetchall()
+    firstColumn = lambda x: x[0]
+
+    ans = []
+    for row in res:
+        ans.append(firstColumn(row))
+    return ans
+
+def PrologSort(prolog_query):
+    result = subprocess.run(['swipl', '-s', 'sort.pl', '-g', prolog_query, '-t', 'halt.' ], capture_output=True, text=True)
+    sortedTasks = result.stdout.replace('[','')
+    sortedTasks = sortedTasks.replace(']','')
+    result = sortedTasks.split(',')
+    sortedTasks = []
+    for i in range(1,len(result),2):
+        sortedTasks.append(result[i])
+    return sortedTasks
+
+
+
+def submitTask(text):#usuwa istniejące
+    global currentLastRow
+    currentLastRow = 2
+
+    if len(text) > 45: #odrzucenie za długich tasków
+        TaskInput.delete(0, END)
+        messagebox.showwarning(message='Za długi tekst')
+        return
+    
+
+    text = text.strip(' ')
+    if text == '': #odrzucenie pustych tasków
+        TaskInput.delete(0, END)
+        messagebox.showwarning(message='Brak treści')
+        return
+    
+    text = text.replace('ą','a')
+    text = text.replace('ę','e')
+    text = text.replace('ć','c')
+    text = text.replace('ó','o')
+    text = text.replace('ł','l')
+    text = text.replace('ś','s')
+    text = text.replace('ż','z')
+    text = text.replace('ź','z')    
+
+    AddTask(curs, text)    
+    for i in reversed(unDone): 
+        i.delete()
+    for i in reversed(Done):
+        i.delete()
+        
+    TaskInput.delete(0, END)
+
+    Starter()
+
+def Starter():
+    global currentLastRow
+    currentLastRow = 2
+
+    sortedTasks = ReadTasks(curs)
+    for element in sortedTasks:
+        if element != '':
+            unDone.append(UndoneTask(element,root,currentLastRow))
+            currentLastRow += 1    
+
+    MiddleLabel.grid(row=currentLastRow , columnspan= 3)
+    currentLastRow += 1
+    
+    completedTasks = ReadCompletedTasks(curs)
+    for element in completedTasks:
+        Done.append(UndoneTask(element,root,currentLastRow,True))
+        currentLastRow +=1
+
+
+class UndoneTask:
+    def __init__(self, tasksText, root,row,fin = False):
+        self.finished = fin
+        self.tasksText = tasksText
+        self.lab = Label(root, text=tasksText)
+        if self.finished == False:
+            self.doneButton = Button(root, text='Mark as done', command= lambda: self.done())
+        self.deleteButton = Button(root, text='Delete task', command= lambda: self.delete(True))
+        self.lab.grid(row = row, column= 0, padx=30)
+        if self.finished == False:
+            self.doneButton.grid(row=row, column= 1)
+        self.deleteButton.grid(row=row, column= 2, padx= 20)
+
+    def delete(self, delete = False):
+        self.lab.destroy()
+        if self.finished == False:
+            self.doneButton.destroy()
+        self.deleteButton.destroy()
+
+        if delete:
+            DeleteTask(curs, self.tasksText)
+
+        if self.finished:
+            Done.remove(self)
+        else:
+            unDone.remove(self)
+        
+
+    def done(self):
+        global currentLastRow
+        self.finished = True
+        #self.lab.destroy()
+        #self.deleteButton.destroy()
+        self.doneButton.destroy()
+        self.lab.grid(row=currentLastRow, column=0)
+        self.deleteButton.grid(row=currentLastRow,column=2)
+        
+        MarkDoneTask(curs, self.tasksText)
+        unDone.remove(self)
+        Done.append(self)
+        currentLastRow += 1
+
+#Connection setup
+loginData = open("settings.conf", 'r')
+user = loginData.readline()
+pwd = loginData.readline()
+user = user.strip('\n ')
+pwd = pwd.strip('\n ')
+loginData.close()
+
+connection = pymssql.connect(server = 'mssql-2017.labs.wmi.amu.edu.pl', user = user, password = pwd, database = 'dbad_s490054')
+curs = connection.cursor()
+curs.execute("IF NOT EXISTS (SELECT * FROM sys.tables WHERE name = 'Tasks') BEGIN CREATE TABLE Tasks (text VARCHAR(45), finished BIT);END;")
+connection.commit()
+
+#App setup
+root = Tk() 
+root.title('TODO app')
+a = Label(root, text ="Tasks") 
+a.grid(row=0, columnspan=3) 
+#root.geometry()
+TaskInput = Entry(root,width= 70, bd=5, relief='solid')
+TaskInput.grid(row=1, column= 0,columnspan=2, padx = 20)
+AddButton = Button(root,text='Add task', command= lambda: submitTask(TaskInput.get()))
+AddButton.grid(row=1, column=2, padx= 10)
+MiddleLabel = Label(root, text='Completed tasks')
+MiddleLabel.grid(row=2 , columnspan= 3)
+
+unDone = []
+Done = []
+currentLastRow = 2
+Starter()
+  
+root.mainloop() 
+connection.close()
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diff --git a/sort.pl b/sort.pl
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+countWords([],0).
+countWords([_|X],N) :- countWords(X,PrevN), N is PrevN + 1.
+
+
+checkEachTask([], []).
+checkEachTask([X|Xs], [[COUNTER, X]|Final]) :- 
+    split_string(X, " ", "", SPLITTED),
+    countWords(SPLITTED, COUNTER),
+    checkEachTask(Xs, Final).
+
+
+divide([], [], []).
+divide([A], [A], []).
+divide([A, B|L], [A|L1], [B|L2]) :- divide(L, L1, L2).
+
+
+merge([], B, B).
+merge(A, [], A).
+merge([[A1, A2]|As], [[B1, B2]|Bs], [[A1, A2]|Rest]) :- A1 >= B1, merge(As, [[B1, B2]|Bs], Rest).
+merge([[A1, A2]|As], [[B1, B2]|Bs], [[B1, B2]|Rest]) :- A1 < B1, merge([[A1, A2]|As], Bs, Rest).
+
+mergesort([], []).
+mergesort([A], [A]).
+mergesort(A, Sorted) :- 
+    divide(A, Front, Back),
+    mergesort(Front, SortedFront),
+    mergesort(Back, SortedBack),
+    merge(SortedFront, SortedBack, Sorted).
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