Merge pull request #1 from Anymorexxx/PUK

Puk

.idea/.idea.calculator/.idea/git_toolbox_prj.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GitToolBoxProjectSettings">
+    <option name="commitMessageIssueKeyValidationOverride">
+      <BoolValueOverride>
+        <option name="enabled" value="true" />
+      </BoolValueOverride>
+    </option>
+    <option name="commitMessageValidationEnabledOverride">
+      <BoolValueOverride>
+        <option name="enabled" value="true" />
+      </BoolValueOverride>
+    </option>
+  </component>
+</project>

Commands/CalculateCommand.cs

@@ -1,38 +0,0 @@
-using calculator.Common;
-using calculator.Model;
-using calculator.Services;
-
-namespace calculator.Commands;
-
-public class CalculateCommand : ICommand
-{
-    private readonly ICaculator _caculator;
-    private readonly CaculatorData _data;
-    private readonly double? _b;
-    private readonly Operation _operation;
-    private double? _previousValue;
-
-    public CalculateCommand(ICaculator caculator, CaculatorData data)
-    {
-        _caculator = caculator;
-        _data = data;
-        _operation = data.Operation.Value;
-        
-        if (double.TryParse(data.Input, out var b)) 
-            _b = b;
-    }
-
-    public void Execute()
-    {
-        if (_data.Value is null)
-            return;
-        _previousValue = _data.Value;
-        _data.Value = _caculator.Calculate(_operation, _data.Value.Value, _b);
-        _data.Input = null;
-    }
-
-    public void Undo()
-    {
-        _data.Value = _previousValue;
-    }
-}

Common/CalculatorExtensions.cs

@@ -0,0 +1,54 @@
+namespace calculator.Common;
+
+public static class CalculatorExtensions
+{
+    public static int Precedence(this Operation op)
+    {
+        switch (op)
+        {
+            case Operation.Add:
+            case Operation.Sub:
+                return 1;
+            case Operation.Mul:
+            case Operation.Div: 
+            case Operation.Factorial:
+                return 2;
+            case Operation.PowY:
+            case Operation.SqrtY:
+                return 3;
+            case Operation.Cube:
+            case Operation.Pow:
+            case Operation.Sqrt:
+            case Operation.CubeRoot:
+            case Operation.Square:
+            case Operation.Log:
+            case Operation.Ln:
+            case Operation.Inv:
+            case Operation.OneDiv:
+            case Operation.Mod:
+            case Operation.Neg:
+            case Operation.Percent:
+            case Operation.Sinh:
+            case Operation.Sin:
+            case Operation.Cosh:
+            case Operation.Cos:
+            case Operation.Tanh:
+            case Operation.Tan:
+                return 4;
+            default:
+            case Operation.OpenBracket:
+            case Operation.CloseBracket:
+                return 0;
+        }
+    }
+
+    public static bool IsBigger(this Operation a, Operation b)
+    {
+        return Precedence(a) > Precedence(b);
+    }
+    
+    public static bool IsLowerOrEqual(this Operation a, Operation b)
+    {
+        return Precedence(a) <= Precedence(b);
+    }
+}

Common/Operation.cs

@@ -18,7 +18,6 @@ public enum Operation
     Ln,
     Exp,
     Inv,
-    Pi,
     OneDiv,
     Mod,
     Neg,
@@ -28,5 +27,16 @@ public enum Operation
     Cosh,
     Cos,
     Tanh,
-    Tan
+    Tan,
+    OpenBracket,
+    CloseBracket,
+    Int,
+    Dms,
+    FE,
+    PowX
+}
+public enum Constants
+{
+    Pi,
+    Exp
 }

Controller/CaculatorController.cs

@@ -1,8 +1,8 @@
-using calculator.Commands;
+using calculator.Common;
-using calculator.Common;
 using calculator.Model;
 using calculator.Services;
 using calculator.View;
+using System.Runtime.InteropServices;
 
 namespace calculator.Controller;
 
@@ -12,7 +12,6 @@ public class CaculatorController
     private readonly IInputService _inputService;
     private readonly ICaculatorView _view;
     private readonly CaculatorData _data;
-    private ICommand? _currentCommand;
 
     public CaculatorController(ICaculator caculator, IInputService inputService, ICaculatorView view,
         CaculatorData data)
@@ -27,14 +26,24 @@ public class CaculatorController
         _view.ClearPressed += OnClearPressed;
         _view.CalculatePressed += OnCalculatePressed;
         _view.SingleOperatorPressed += OnSingleOperationPressed;
+        _view.Constants += OnConstantsPressed;
         OnClearPressed(true);
     }
 
     private void OnSingleOperationPressed(Operation operation)
     {
-        OnOperatorPressed(operation);
+        if (double.TryParse(_data.Input, out var value) == false)
-        _currentCommand = new CalculateCommand(_caculator, _data);
+        {
-        OnCalculatePressed();
+            if (_data.Values.Count > 0)
+            {
+                value = _data.Values.Pop()!.Value;
+            }
+            else { return; }
+        }
+
+        _data.Values.Push(_caculator.Calculate(operation, value));
+        UpdateView(_data.Values.Peek()!.Value);
+        _data.Input = null;
     }
 
     private void OnClearPressed(bool full)
@@ -42,60 +51,104 @@ public class CaculatorController
         Clear(full: full);
     }
 
-    private void OnCalculatePressed()
+    private void Calculate(bool fullAnswer = true)
     {
-        if (_data.Operation is null)
+        if (_data.Operations.Count == 0)
             return;
 
-        if (_data.Value is null)
+        if (_data.Values.Count == 0)
             return;
 
-        if (_data is not { Caculated: true, Input: null } || _currentCommand == null)
+        if (TryGetValueFromInput() == false)
-        {
+            return;
-            _currentCommand = new CalculateCommand(_caculator, _data);
+
+        PerformCalculation(fullAnswer);
+
+        UpdateView(_data.Values.Peek()!.Value);
     }
 
-        _currentCommand?.Execute();
+    private void OnCalculatePressed()
-        _data.Caculated = true;
+    {
-        UpdateView(_data.Value.Value);
+        Calculate();
+    }
+
+    private void PerformCalculation(bool fullAnswer = true)
+    {
+        while (true)
+        {
+            while (_data.Operations.Count > 0 && _data.Operations.Peek() != Operation.OpenBracket)
+            {
+                var b = _data.Values.Pop();
+                var a = _data.Values.Pop();
+                _data.Values.Push(_caculator.Calculate(_data.Operations.Pop(), a!.Value, b!.Value));
+            }
+
+            if (_data.Operations.Count > 0 && _data.Operations.Peek() == Operation.OpenBracket && fullAnswer)
+            {
+                _data.Operations.Pop();
+            }
+
+            if (_data.Operations.Count > 0 && fullAnswer)
+            {
+                continue;
+            }
+
+            break;
+        }
     }
 
     private void Clear(string value = "0", bool full = true)
     {
         if (full)
         {
-            _data.Value = null;
+            _data.Values.Clear();
-            _data.Operation = null;
+            _data.Operations.Clear();
         }
 
-        _data.Caculated = false;
         _data.Input = null;
         _view.UpdateView(value);
     }
 
     private void OnOperatorPressed(Operation operation)
     {
-        if (_data.Input == null && _data.Value == null)
+        if (_data.Operations.Count > 0)
-            return;
-
-        if (_data is { Caculated: false, Input: not null, Value: not null })
         {
-            OnCalculatePressed();
+            if (operation == Operation.CloseBracket)
+            {
+                Calculate(false);
+                return;
             }
 
-        _data.Operation = operation;
+            if (operation != Operation.OpenBracket && operation.IsLowerOrEqual(_data.Operations.Peek()))
-
-        if (_data.Input != null)
             {
-            _data.Value = double.Parse(_data.Input);
+                Calculate(false);
+            }
+        }
+
+        _data.Operations.Push(operation);
+
+        TryGetValueFromInput();
+    }
+
+    private bool TryGetValueFromInput()
+    {
+        if (_data.Input is not null)
+        {
+            if (double.TryParse(_data.Input, out var value) == false)
+            {
+                return false;
+            }
+
+            _data.Values.Push(value);
         }
 
         _data.Input = null;
+        return true;
     }
 
     private void OnOperandPressed(char obj)
     {
-        if (_data.Caculated)
+        if (_data.Operations.Count == 0 && _data.Input == null)
         {
             Clear(full: true);
         }
@@ -113,4 +166,26 @@ public class CaculatorController
     {
         _view.UpdateView(input);
     }
+
+    private void OnConstantsPressed(Constants constants)
+    {
+        if (_data.Operations.Count == 0 && _data.Input == null)
+        {
+            Clear(full: true);
         }
+
+        double output = 0;
+        switch (constants)
+        {
+            case Constants.Pi:
+                output = Math.PI;
+                    break;
+            case Constants.Exp:
+                output = Math.E;
+                    break;
+        }
+        _data.Input = output.ToString("0.#####");
+        UpdateView(output);
+    }
+}
+

Form1.Designer.cs

@@ -29,7 +29,7 @@
         private void InitializeComponent()
         {
             panel1 = new Panel();
-            button49 = new Button();
+            PowX = new Button();
             Log_button = new Button();
             Mod_button = new Button();
             Exp_button = new Button();
@@ -97,7 +97,7 @@
             // panel1
             // 
             panel1.BackColor = Color.MediumSlateBlue;
-            panel1.Controls.Add(button49);
+            panel1.Controls.Add(PowX);
             panel1.Controls.Add(Log_button);
             panel1.Controls.Add(Mod_button);
             panel1.Controls.Add(Exp_button);
@@ -157,16 +157,17 @@
             panel1.Size = new Size(573, 338);
             panel1.TabIndex = 0;
             // 
-            // button49
+            // PowX
             // 
-            button49.FlatStyle = FlatStyle.Flat;
+            PowX.FlatStyle = FlatStyle.Flat;
-            button49.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            PowX.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
-            button49.Location = new Point(232, 296);
+            PowX.Location = new Point(232, 296);
-            button49.Name = "button49";
+            PowX.Name = "PowX";
-            button49.Size = new Size(51, 37);
+            PowX.Size = new Size(51, 37);
-            button49.TabIndex = 55;
+            PowX.TabIndex = 55;
-            button49.Text = "10ᵜ";
+            PowX.Text = "10ᵜ";
-            button49.UseVisualStyleBackColor = true;
+            PowX.UseVisualStyleBackColor = true;
+            PowX.Click += OnPowXButtonClick;
             // 
             // Log_button
             // 
@@ -206,8 +207,11 @@
             // 
             // button53
             // 
+            button53.Cursor = Cursors.No;
+            button53.Enabled = false;
             button53.FlatStyle = FlatStyle.Flat;
             button53.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            button53.ForeColor = Color.Tomato;
             button53.Location = new Point(4, 296);
             button53.Name = "button53";
             button53.Size = new Size(51, 37);
@@ -325,8 +329,12 @@
             // 
             // dms_button
             // 
+            dms_button.BackgroundImageLayout = ImageLayout.None;
+            dms_button.Cursor = Cursors.No;
+            dms_button.Enabled = false;
             dms_button.FlatStyle = FlatStyle.Flat;
             dms_button.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            dms_button.ForeColor = Color.Tomato;
             dms_button.Location = new Point(4, 210);
             dms_button.Name = "dms_button";
             dms_button.Size = new Size(51, 37);
@@ -392,6 +400,7 @@
             Int_button.TabIndex = 36;
             Int_button.Text = "Int";
             Int_button.UseVisualStyleBackColor = true;
+            Int_button.Click += OnIntButtonClick;
             // 
             // button23
             // 
@@ -403,6 +412,7 @@
             button23.TabIndex = 35;
             button23.Text = ")";
             button23.UseVisualStyleBackColor = true;
+            button23.Click += OnCloseBracketButtonClick;
             // 
             // button30
             // 
@@ -414,6 +424,7 @@
             button30.TabIndex = 34;
             button30.Text = "(";
             button30.UseVisualStyleBackColor = true;
+            button30.Click += OnOpenBracketButtonClick;
             // 
             // Ln_button
             // 
@@ -729,8 +740,11 @@
             // 
             // button5
             // 
+            button5.Cursor = Cursors.No;
+            button5.Enabled = false;
             button5.FlatStyle = FlatStyle.Flat;
             button5.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            button5.ForeColor = Color.Tomato;
             button5.Location = new Point(517, 81);
             button5.Name = "button5";
             button5.Size = new Size(51, 37);
@@ -740,8 +754,11 @@
             // 
             // button4
             // 
+            button4.Cursor = Cursors.No;
+            button4.Enabled = false;
             button4.FlatStyle = FlatStyle.Flat;
             button4.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            button4.ForeColor = Color.Tomato;
             button4.Location = new Point(460, 81);
             button4.Name = "button4";
             button4.Size = new Size(51, 37);
@@ -751,8 +768,11 @@
             // 
             // button3
             // 
+            button3.Cursor = Cursors.No;
+            button3.Enabled = false;
             button3.FlatStyle = FlatStyle.Flat;
             button3.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            button3.ForeColor = Color.Tomato;
             button3.Location = new Point(403, 81);
             button3.Name = "button3";
             button3.Size = new Size(51, 37);
@@ -762,8 +782,11 @@
             // 
             // button2
             // 
+            button2.Cursor = Cursors.No;
+            button2.Enabled = false;
             button2.FlatStyle = FlatStyle.Flat;
             button2.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            button2.ForeColor = Color.Tomato;
             button2.Location = new Point(346, 81);
             button2.Name = "button2";
             button2.Size = new Size(51, 37);
@@ -773,8 +796,11 @@
             // 
             // button1
             // 
+            button1.Cursor = Cursors.No;
+            button1.Enabled = false;
             button1.FlatStyle = FlatStyle.Flat;
             button1.Font = new Font("Segoe UI", 9.75F, FontStyle.Bold, GraphicsUnit.Point);
+            button1.ForeColor = Color.Tomato;
             button1.Location = new Point(289, 81);
             button1.Name = "button1";
             button1.Size = new Size(51, 37);
@@ -796,8 +822,11 @@
             // radioButton3
             // 
             radioButton3.AutoSize = true;
+            radioButton3.BackgroundImageLayout = ImageLayout.None;
+            radioButton3.Cursor = Cursors.No;
+            radioButton3.Enabled = false;
             radioButton3.Font = new Font("Microsoft Sans Serif", 11.25F, FontStyle.Bold | FontStyle.Italic, GraphicsUnit.Point);
-            radioButton3.ForeColor = Color.FromArgb(255, 192, 255);
+            radioButton3.ForeColor = Color.Tomato;
             radioButton3.Location = new Point(197, 13);
             radioButton3.Name = "radioButton3";
             radioButton3.Size = new Size(76, 22);
@@ -809,8 +838,11 @@
             // radioButton2
             // 
             radioButton2.AutoSize = true;
+            radioButton2.BackgroundImageLayout = ImageLayout.None;
+            radioButton2.Cursor = Cursors.No;
+            radioButton2.Enabled = false;
             radioButton2.Font = new Font("Microsoft Sans Serif", 11.25F, FontStyle.Bold | FontStyle.Italic, GraphicsUnit.Point);
-            radioButton2.ForeColor = Color.FromArgb(255, 192, 255);
+            radioButton2.ForeColor = Color.Tomato;
             radioButton2.Location = new Point(98, 13);
             radioButton2.Name = "radioButton2";
             radioButton2.Size = new Size(95, 22);
@@ -822,8 +854,11 @@
             // radioButton1
             // 
             radioButton1.AutoSize = true;
+            radioButton1.BackgroundImageLayout = ImageLayout.None;
+            radioButton1.Cursor = Cursors.No;
+            radioButton1.Enabled = false;
             radioButton1.Font = new Font("Microsoft Sans Serif", 11.25F, FontStyle.Bold | FontStyle.Italic, GraphicsUnit.Point);
-            radioButton1.ForeColor = Color.FromArgb(255, 192, 255);
+            radioButton1.ForeColor = Color.Tomato;
             radioButton1.Location = new Point(6, 13);
             radioButton1.Name = "radioButton1";
             radioButton1.Size = new Size(93, 22);
@@ -848,6 +883,7 @@
             // linkLabel1
             // 
             linkLabel1.AutoSize = true;
+            linkLabel1.Enabled = false;
             linkLabel1.LinkColor = Color.FromArgb(255, 192, 255);
             linkLabel1.Location = new Point(16, 6);
             linkLabel1.Name = "linkLabel1";
@@ -859,6 +895,7 @@
             // linkLabel2
             // 
             linkLabel2.AutoSize = true;
+            linkLabel2.Enabled = false;
             linkLabel2.LinkColor = Color.FromArgb(255, 192, 255);
             linkLabel2.Location = new Point(49, 6);
             linkLabel2.Name = "linkLabel2";
@@ -870,6 +907,7 @@
             // linkLabel3
             // 
             linkLabel3.AutoSize = true;
+            linkLabel3.Enabled = false;
             linkLabel3.LinkColor = Color.FromArgb(255, 192, 255);
             linkLabel3.Location = new Point(102, 6);
             linkLabel3.Name = "linkLabel3";
@@ -914,7 +952,7 @@
         private LinkLabel linkLabel1;
         private LinkLabel linkLabel2;
         private LinkLabel linkLabel3;
-        private Button button49;
+        private Button PowX;
         private Button Log_button;
         private Button Mod_button;
         private Button Exp_button;

Form1.cs

@@ -15,6 +15,7 @@ namespace calculator
         public event Action<Operation>? SingleOperatorPressed;
         public event Action<bool>? ClearPressed;
         public event Action? CalculatePressed;
+        public event Action<Constants>? Constants;
 
         public void UpdateView(string input)
         {
@@ -83,7 +84,7 @@ namespace calculator
 
         private void OnDotButtonClick(object sender, EventArgs e)
         {
-            OperandPressed?.Invoke('.');
+            OperandPressed?.Invoke(',');
         }
 
         private void OnNegativeButtonClick(object sender, EventArgs e)
@@ -198,7 +199,7 @@ namespace calculator
 
         private void OnLogButtonClick(object sender, EventArgs e)
         {
-            SingleOperatorPressed?.Invoke(Operation.Log);
+            OperatorPressed?.Invoke(Operation.Log);
         }
 
         private void OnInvButtonClick(object sender, EventArgs e)
@@ -213,13 +214,32 @@ namespace calculator
 
         private void OnExpButtonClick(object sender, EventArgs e)
         {
-            SingleOperatorPressed?.Invoke(Operation.Exp);
+            Constants?.Invoke(Common.Constants.Exp);
         }
 
         private void OnPiButtonClick(object sender, EventArgs e)
         {
-            SingleOperatorPressed?.Invoke(Operation.Pi);
+            Constants?.Invoke(Common.Constants.Pi);
         }
 
+        private void OnOpenBracketButtonClick(object? sender, EventArgs e)
+        {
+            OperatorPressed?.Invoke(Operation.OpenBracket);
+        }
+
+        private void OnCloseBracketButtonClick(object? sender, EventArgs e)
+        {
+            OperatorPressed?.Invoke(Operation.CloseBracket);
+        }
+
+        private void OnIntButtonClick(object sender, EventArgs e)
+        {
+            SingleOperatorPressed?.Invoke(Operation.Int);
+        }
+
+        private void OnPowXButtonClick(object sender, EventArgs e)
+        {
+            SingleOperatorPressed?.Invoke(Operation.PowX);
+        }
     }
 }

Form1.resx

@@ -120,78 +120,18 @@
   <metadata name="panel1.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>
-  <metadata name="button49.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+  <metadata name="PowX.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button50.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button51.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button52.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>
   <metadata name="button53.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>
-  <metadata name="button44.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button45.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button46.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button47.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button48.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button39.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button40.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button41.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button42.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button43.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button34.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button35.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button36.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button37.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button38.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
   <metadata name="button23.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>
   <metadata name="button30.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>
-  <metadata name="button31.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
-  <metadata name="button32.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>True</value>
-  </metadata>
   <metadata name="button33.Locked" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
     <value>True</value>
   </metadata>

Model/CaculatorData.cs

@@ -5,7 +5,6 @@ namespace calculator.Model;
 public class CaculatorData
 {
     public string? Input { get; set; }
-    public double? Value { get; set; }
+    public Stack<double?> Values { get; set; } = new();
-    public Operation? Operation { get; set; }
+    public Stack<Operation> Operations { get; set; } = new();
-    public bool Caculated { get; set; }
 }

Services/Caculyator.cs

@@ -31,6 +31,8 @@ namespace calculator.Services
                     return Math.Pow(a, b);
                 case Operation.Mod:
                     return a % b;
+                case Operation.Log:
+                    return Math.Log(a, b);
                 default:
                     throw new ArgumentException($"Invalid operator: {token}");
             }
@@ -75,16 +77,14 @@ namespace calculator.Services
                     return Math.Pow(a, 3);
                 case Operation.CubeRoot:
                     return Math.Pow(a, 1 / 3);
-                case Operation.Log:
-                    return Math.Log10(a);
                 case Operation.Ln:
                     return Math.Log(a);
-                case Operation.Exp:
-                    return Math.Exp(a);
                 case Operation.Inv:
                     return 1 / a;
-                case Operation.Pi:
+                case Operation.Int:
-                    return Math.PI;
+                    return Math.Round(a);
+                case Operation.PowX:
+                    return Math.Pow(10, a);
                 default:
                     throw new ArgumentException($"Invalid operator: {token}");
             }

View/ICaculatorView.cs

@@ -9,5 +9,6 @@ public interface ICaculatorView
     public event Action<bool> ClearPressed;
     public event Action CalculatePressed;
     public event Action<Operation> SingleOperatorPressed;
+    public event Action<Constants> Constants;
     public void UpdateView(string input);
 }