Mechanics-project/CalculateCouple.razor at main · AdelAdool/Mechanics-project · GitHub

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<h4 class="text-primary mb-4">Calculate Couple (Torque)</h4>

<div class="container">
    <div class="row">
        <div class="col-md-6 mb-3">
            <label class="form-label">Force:</label>
            <input type="text" class="form-control" @bind="force" placeholder="Force" />
        </div>

        <div class="col-md-6 mb-3">
            <label class="form-label">Distance between Forces:</label>
            <input type="text" class="form-control" @bind="distance" placeholder="Distance" />
        </div>

        <div class="col-md-6 mb-3">
            <label class="form-label">Angle (degrees) or Sine/Cosine Enter cos and sin in x/y:</label>
            <div class="input-group">
                <input type="text" class="form-control" @bind="angle" placeholder="Enter angle in degrees" />
                <span class="input-group-text">or</span>
                <input type="text" class="form-control" @bind="sinInput" placeholder="sin" />
            </div>
        </div>

        <div class="col-md-6 mb-3">
            <label class="form-label">Direction Of Force:</label>
            <select class="form-control" @bind="direction">
                <option value="1">+ve (Counterclockwise)</option>
                <option value="-1">-ve (Clockwise)</option>
            </select>
        </div>
    </div>

    <button class="btn animated-button mt-2" @onclick="CalculateTorque">Add Force and Calculate Couple</button>

    <div class="mt-4 result-box">
        <p class="fw-bold text-success"><strong>Total Couple (Torque):</strong> @totalTorque</p>
    </div>

    <h4 class="mt-4">Forces List:</h4>
    <div class="list-group">
        @foreach (var f in forces)
        {
            <div class="list-group-item">
                Force: @f.Force, Distance: @f.Distance, Angle: @f.Angle, Torque: @f.Torque
            </div>
        }
    </div>
</div>

@code {
    private double force, distance, angle, totalTorque, sin;
    private int direction = 1;
    private List<Forces> forces = new List<Forces>();
    private string? sinInput;

    private void CalculateTorque()
    {
        if (force != 0 && distance != 0 && angle != 0)
        {
            Calculate_Components_in_degrees();
        }
        else if (force != 0 && distance != 0 && sinInput != null)
        {
            Calculate_Components_in_fractions();
        }
        totalTorque = 0;
        foreach (var f in forces)
        {
            totalTorque += f.Torque;
        }
        totalTorque = Math.Round(totalTorque, 2);
    }

    private void Calculate_Components_in_degrees()
    {
        angle = NormalizeAngle(angle);
        double radian = Math.PI * angle / 180;
        double torque = Math.Round(direction * force * distance * Math.Sin(radian), 2);
        forces.Add(new Forces(force, distance, angle, torque));
    }

@* Abd-Allah Nasser*@

    private void Calculate_Components_in_fractions()
    {
        double fraction;
        if (!string.IsNullOrEmpty(sinInput))
        {
            var sinParts = sinInput.Split('/');
            if (sinParts.Length == 2 && double.TryParse(sinParts[0], out double sinNumerator) && double.TryParse(sinParts[1], out double sinDenominator) && sinDenominator != 0)
            {
                sin = sinNumerator / sinDenominator;
            }

            fraction = sin;
            angle = Math.Round(Math.Asin(fraction) * (180.0 / Math.PI), 2);
            double torque = Math.Round(direction * force * distance * Math.Sin(Math.PI * angle / 180), 2);
            forces.Add(new Forces(force, distance, angle, torque));
        }

        angle = NormalizeAngle(angle);
    }

    public class Forces
    {
        public double Force { get; set; }
        public double Distance { get; set; }
        public double Angle { get; set; }
        public double Torque { get; set; }

        public Forces(double force, double distance, double angle, double torque)
        {
            Force = force;
            Distance = distance;
            Angle = angle;
            Torque = torque;
        }
    }

    private double NormalizeAngle(double angle) => (angle % 360 + 360) % 360;
}