EduNetworkBuilder/EduNetworkBuilder/PersonProfileForm.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;

namespace EduNetworkBuilder
{
    public partial class PersonProfileForm : Form
    {
        PersonClass CurrentUser = null;
        string FileName = "";

        public PersonProfileForm(string filename = "")
        {
            InitializeComponent();
            FileName = filename;

            //We do LocalSetup at load time.  This saves us some grief.
        }

        public PersonProfileForm(PersonClass User)
        {
            InitializeComponent();
            CurrentUser = User;
            if (CurrentUser != null)
            {
                FileName = Path.Combine(CurrentUser.filepath, CurrentUser.UserName);
            }
            //We do LocalSetup at load time.  This saves us some grief.
        }

        private void PersonProfileForm_Load(object sender, EventArgs e)
        {
            LocalSetup();
            UpdateFormFromUser();
        }

        private void LanguagifyComponents()
        {
            lblFullName.Text = NB.Translate("PPF_FullName");
            lblUsername.Text = NB.Translate("PPF_UserName");
            TabClasswork.Text = NB.Translate("PPF_TabClasswork");
            TabProfile.Text = NB.Translate("PPF_TabProfile");
            btnExit.Text = NB.Translate("NB_exitToolStripMenuItem");
        }

        private void LocalSetup()
        {
            Icon = Properties.Resources.NBIco;
            LanguagifyComponents();

            if (CurrentUser == null && FileName == "")
            {
                //Prompt for a username
                String Dest = NB.TextPromptBox(NB.Translate("PPF_EnterUserName"));
                if (Dest == "") { Close(); return; }//No name given or canceled.
                if (Dest == null) { Close(); return; }
                if (Dest[0] != '_') Dest = "_Teacher_" + Dest; //Make sure it begins with _
                //Find a directory for it.
                CurrentUser = new PersonClass(Dest, true); //Make an admin person class
                //Choose an initial folder for the file:
                OpenFileDialog OFD = new OpenFileDialog();
                OFD.ValidateNames = false;
                OFD.CheckFileExists = false;
                OFD.CheckPathExists = true;
                OFD.FileName = NB.Translate("PPF_SelectThisFolder"); 
                OFD.ShowDialog();
                CurrentUser.filepath = Path.GetDirectoryName(OFD.FileName);
            }
            else if (CurrentUser == null)
            {
                //Try to load the file.  Close form  & give error if it fails
                try
                {
                    //Load in from the file
                }
                catch(Exception e)
                {
                    CurrentUser = null;
                    Close();  //we did not succeed.  Exit out
                }
            }

            //Make sure we update any profile settings they change
            tbFullName.LostFocus += SaveUserInfoFromForm;
        }

        public PersonClass Edit()
        {
            BuilderWindow BW = NB.GetBuilderWin();
            if(BW != null)
            {
                BW.Hide();
                this.ShowDialog();
                BW.Show();
            }
            return CurrentUser;
        }

        public PersonClass AddSchoolwork(Network ToAdd)
        {
            if (CurrentUser == null) return CurrentUser;
            BuilderWindow BW = NB.GetBuilderWin();
            SchoolworkClass NewWork = new SchoolworkClass(ToAdd);
            CurrentUser.Projects.Add(NewWork);
            UpdateFormFromUser(); //make sure we list the right homeworks.

            if (BW != null)
            {
                BW.Hide();
                this.tcTabControl.SelectedIndex = 1; //Jump to the items tab
                this.ShowDialog();
                BW.Show();
            }
            return CurrentUser;
        }

        private void UpdateFormFromUser()
        {
            if (CurrentUser == null) return;

            tbFullName.Text = CurrentUser.FullName;
            tbUsername.Text = CurrentUser.UserName;
            if (CurrentUser.isAdmin) this.Text = "Admin: " + CurrentUser.UserName;
            else this.Text = "Student: " + CurrentUser.UserName;

            tvClasswork.Nodes.Clear();
            TreeNode Node;
            if (CurrentUser.isAdmin)
            {
                //We have a class tree
                Node = new TreeNode("Class");
                TreeNode Top = Node;
                tvClasswork.Nodes.Add(Node);
                foreach(SchoolworkClass SWC in CurrentUser.Projects)
                {
                    Node = new TreeNode(SWC.Name);
                    Top.Nodes.Add(Node);
                }
                //we have a students tree
                Node = new TreeNode("Students");
                tvClasswork.Nodes.Add(Node);
            }
        }

        private void SaveUserInfoFromForm()
        {
            CurrentUser.FullName = tbFullName.Text;            
        }

        private void SaveUserInfoFromForm(object sender, EventArgs e)
        {
            SaveUserInfoFromForm();
        }

        private void btnExit_Click(object sender, EventArgs e)
        {
            //Save during closing
            Close();
        }

        private void btnChangePassword_Click(object sender, EventArgs e)
        {
            string OldPassword = "";
            if (CurrentUser.Password() != "")
            {
                OldPassword = NB.TextPromptBox(NB.Translate("PPF_OldPassword"), Properties.Resources.NBIco, true);
                if(OldPassword != CurrentUser.Password())
                {
                    MessageBox.Show(NB.Translate("PPF_PassMismatch"));
                    return;
                }
            }
            //The passwords match, or there was no initial password.
            string Password1 = NB.TextPromptBox(NB.Translate("PPF_NewPass"), Properties.Resources.NBIco, true);
            if(Password1.Length < 4)
            {
                MessageBox.Show(NB.Translate("PPF_PassTooShort"));
                return;
            }
            if(Password1 == OldPassword)
            {
                MessageBox.Show(NB.Translate("PPF_PassDidNotChange"));
                return;
            }
            string Password2 = NB.TextPromptBox(NB.Translate("PPF_VerifyPass"), Properties.Resources.NBIco, true);
            if(Password1 != Password2)
            {
                MessageBox.Show(NB.Translate("PPF_PassValidateMismatch"));
                return;
            }

            CurrentUser.ChangePassword(Password1);
        }
    }
}