MainWindow.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Shared;
using TagControls;

namespace Client
{
    public partial class MainWindow : Form
    {
        IAccessHandler accessHandler;

        public MainWindow(IAccessHandler accessHandler)
        {
            InitializeComponent();
            
            this.accessHandler = accessHandler;
            PersonInfo pi = accessHandler.GetPersonInfo(accessHandler.WhoAmI);
            toolStripButton1.Text = pi.name + "...";
            UpdateStats();
        }

        private void MainWindow_Shown(object sender, EventArgs e)
        {
            UpdateStats();
            sidebarTree.Items[0].Selected = true;
        }

        #region Search

        private void searhBox_Enter(object sender, EventArgs e)
        {
            searchBox.SelectAll();
            if (searchBox.Text == "Search...")
            {
                searchBox.Text = "";
            }
        }

        private void searchBox_Leave(object sender, EventArgs e)
        {
            if (searchBox.Text.Trim().Length == 0)
                searchBox.Text = "Search...";
        }

        private void searchBox_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode != Keys.Return)
                return;
            Search(sender, e);
        }

        private void Search(object sender, EventArgs ea)
        {
            if (searchBox.Text.ToLower().StartsWith("tag:"))
                ShowSearch(searchBox.Text.Substring(4), ResultType.Tag, SearchTypes.ByTag);
            else if (searchBox.Text.ToLower().StartsWith("project:"))
                ShowSearch(searchBox.Text.Substring(8), ResultType.Project, SearchTypes.FreeText);
            else if (searchBox.Text.ToLower().StartsWith("literature:"))
                ShowSearch(searchBox.Text.Substring(11), ResultType.Literature, SearchTypes.FreeText);
            else if (searchBox.Text.ToLower().StartsWith("user:"))
                ShowSearch(searchBox.Text.Substring(5), ResultType.Person, SearchTypes.FreeText);
            else
                ShowSearch(searchBox.Text, ResultType.All, SearchTypes.FreeText);
            searchBox.SelectAll();
        }

        #endregion
  
        #region Tag cloud

        private void cmdTagCloud_Click(object sender, EventArgs e)
        {
            if (tagCloud1.Visible)
                tagCloud1.Hide();
            else
            {
                tagCloud1.Visible = true;
                tagCloud1.Focus();
                tagUpdater();
            }
        }

        private void tagCloud1_Leave(object sender, EventArgs e)
        {
            tagCloud1.Visible = false;
        }

        private void tagCloud1_TagSelected(object sender, TagCloudEventArgs e)
        {
            ShowSearch(tagCloud1.SelectedTag, ResultType.All, SearchTypes.ByTag);
            mainGridView.Focus();
        }

        private void tagUpdater()
        {
            TagInfo[] tagsFromHandler = accessHandler.GetTags(null, -1, null);
            tagCloud1.Username = this.accessHandler.WhoAmI;
            tagCloud1.Tags.Clear();
            tagCloud1.Tags.AddRange(tagsFromHandler);
            tagCloud1.Updater();
        }

        #endregion

        #region Toolbar

        private void toolStripButton3_Click(object sender, EventArgs e)
        {
            mainGridView_CellMouseDoubleClick(sender, null);
        }
        
        private void deletePressed(object sender, EventArgs e)
        {
            if (mainGridView.SelectedRows.Count > 0)
            {
                if (MessageBox.Show("Are you sure you want to delete the selected items?", "Content Deletion", MessageBoxButtons.YesNo, MessageBoxIcon.Warning, MessageBoxDefaultButton.Button2) == DialogResult.No)
                    return;

                foreach (DataGridViewRow dgvr in mainGridView.SelectedRows)
                {
                    DataRow row = ((DataRowView)dgvr.DataBoundItem).Row;
                    ISearchable obj = (ISearchable)row["object"];
                    if (obj is ProjectInfo)
                    {
                        Messages m = accessHandler.DeleteProject(((ProjectInfo)obj).id);
                        if (m != Messages.OK)
                        {
                            MessageBox.Show("The requested operation faild.\nCheck that you are allowed to preform the requested operation and try again.", "Operation Failed!", MessageBoxButtons.OK, MessageBoxIcon.Error);
                            break;
                        }
                        else
                            currentData.Rows.Remove(row);
                    }
                    else if (obj is LiteratureInfo)
                    {
                        Messages m = accessHandler.DeleteLiterature(((LiteratureInfo)obj).id);
                        if (m != Messages.OK)
                        {
                            MessageBox.Show("The requested operation faild.\nCheck that you are allowed to preform the requested operation and try again.", "Operation Failed!", MessageBoxButtons.OK, MessageBoxIcon.Error);
                            break;
                        }
                        else
                            currentData.Rows.Remove(row);
                    }
                    else if (obj is PersonInfo)
                    {
                        // No delete user yet ? 
                        //                        accessHandler.de(((PersonInfo)obj).username);
                    }
                }
            }
        }

        private void exitToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void profileToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Messages ml = Messages.Fail;
            DialogResult result = DialogResult.Ignore;
            PersonInfo info = accessHandler.GetPersonInfo(accessHandler.WhoAmI);
            while (ml != Messages.OK && result != DialogResult.OK)
            {

                UserForm uf = new UserForm(info);
                uf.ShowDialog();

                if (uf.DialogResult != DialogResult.OK)
                    break;

                info = uf.PersonInfo;
                info.password = Utils.HashedValue(info.password);

                ml = accessHandler.UpdatePerson(info);
                if (ml != Messages.OK)
                {
                    MessageBox.Show("An error occured!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
                else
                    MessageBox.Show("Profile was updated!", "Success!", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }
        private void helpToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            About aw = new About();
            aw.ShowDialog();
        }


        #endregion

        #region Stats and sidebar

        public void UpdateStats()
        {
            int NumberOfUsers = 0;
            int NumberOfProjects = 0;
            int NumberOfLitterature = 0;
            int NumberOfTags = 0;
            int NumberOfMyProjects = 0;
            int NumberOfMyLiterature = 0;
            //\todo FIXME: something to cache this stuff or a function to just get the COUNT of all stuff 

            StatisticsInfo si = accessHandler.GetStatistics();

            // Personal
            ISearchable[] srl = accessHandler.ListItems(ResultType.Project, accessHandler.WhoAmI);
            NumberOfMyProjects = srl.Length;
            srl = accessHandler.ListItems(ResultType.Literature, accessHandler.WhoAmI);
            NumberOfMyLiterature = srl.Length;

            //Tags
            NumberOfTags = si.TagCount;
            
            //Litterature
            NumberOfLitterature = si.LiteratureCount;

            //Projects
            NumberOfProjects = si.ProjectCount;

            //Users
            NumberOfUsers = si.UserCount;

            for (int i = 0; i < sidebarTree.Items.Count; i++ )
            {
                ListViewItem lvi = sidebarTree.Items[i];
                if (!(lvi.Tag is PreviousSearch))
                {
                    switch (lvi.Tag.ToString())
                    {
                        case "AllProjects":
                            lvi.Text = "All Projects (" + NumberOfProjects + ")";
                            break;
                        case "AllLiterature":
                            lvi.Text = "All Literature (" + NumberOfLitterature + ")";
                            break;
                        case "MyProjects":
                            lvi.Text = "My Projects (" + NumberOfMyProjects + ")";
                            break;
                        case "MyLiterature":
                            lvi.Text = "My Literature (" + NumberOfMyLiterature + ")";
                            break;
                        case "AllUsers":
                            lvi.Text = "All Users (" + NumberOfUsers + ")";
                            break;
                        case "AllTags":
                            lvi.Text = "All Tags (" + NumberOfTags + ")";
                            break;
                        default:
                            break;
                    }
                }
                else
                {
                    sidebarTree.Items.RemoveAt(i--);
                }
            }
            sidebarTree.BeginUpdate();
            while (previousSearches.Count > 15)
            {
                previousSearches.RemoveAt(15);
            }
            foreach (ListViewItem lvi in previousSearches)
            {
                lvi.Group = sidebarTree.Groups[2];
                sidebarTree.Items.Add(lvi);
            }
            sidebarTree.EndUpdate();
        }

        private void sidebarTree_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (sidebarTree.SelectedItems.Count == 1)
            {
                if (!(sidebarTree.SelectedItems[0].Tag is PreviousSearch))
                {
                    switch (sidebarTree.SelectedItems[0].Tag.ToString())
                    {
                        case "MyProjects":
                            ShowProjects(accessHandler.WhoAmI, true);
                            break;
                        case "MyLiterature":
                            ShowLiterature(accessHandler.WhoAmI, true);
                            break;
                        case "AllProjects":
                            ShowProjects();
                            break;
                        case "AllLiterature":
                            ShowLiterature();
                            break;
                        case "AllUsers":
                            ShowUsers();
                            break;
                        case "AllTags":
                            ShowTags();
                            break;
                        default:
                            break;
                    }
                }
                else
                {
                    if (!IsSearching)
                    {
                        PreviousSearch ps = (PreviousSearch)sidebarTree.SelectedItems[0].Tag;
                        ShowSearch(ps.query, ps.types, ps.byTag, ps.Tag);
                    }
                }
            }
        }
        
        #endregion

        #region Main Gridview

        private void mainGridView_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Delete)
            {
                deletePressed(sender, e);
            }
        }

        private void mainGridView_CellMouseDoubleClick(object sender, DataGridViewCellMouseEventArgs e)
        {
            if (mainGridView.SelectedRows.Count == 1)
            {
                foreach (DataGridViewRow dgvr in mainGridView.SelectedRows)
                {
                    DataRow row = ((DataRowView)dgvr.DataBoundItem).Row;
                    object obj = row["object"];

                    if (obj is ProjectInfo)
                    {
                        ProjectView pv = new ProjectView(accessHandler, (ProjectInfo)obj);
                        pv.ShowDialog();
                        if (gridFormat == GridFormats.Project)
                        {
                            row["Title"] = pv.Projectinfo.Title;
                            row["Subject"] = pv.Projectinfo.subject;
                            row["object"] = pv.Projectinfo;
                            row["Department"] = pv.Projectinfo.department;
                            row["Year"] = pv.Projectinfo.Date.Year.ToString();
                        }
                        else if (gridFormat == GridFormats.Search)
                        {
                            row["Type"] = pv.Projectinfo.Type;
                            row["Title"] = pv.Projectinfo.Title;
                            row["Description"] = pv.Projectinfo.Description;
                            row["object"] = pv.Projectinfo;
                            row["Date"] = pv.Projectinfo.Date.Year.ToString();
                        }
                        break;
                    }
                    if (obj is LiteratureInfo)
                    {
                        LiteratureEntryView lev = new LiteratureEntryView(accessHandler, (LiteratureInfo)obj);
                        lev.ShowDialog();
                        if (gridFormat == GridFormats.Literature)
                        {
                            row["Title"] = lev.LiteratureInfo.Title;
                            row["Author(s)"] = lev.LiteratureInfo.author;
                            row["object"] = lev.LiteratureInfo;
                            row["ISBN"] = lev.LiteratureInfo.isbn;
                            row["Year"] = lev.LiteratureInfo.Date.Year.ToString();
                        }
                        else if (gridFormat == GridFormats.Search)
                        {
                            row["Type"] = lev.LiteratureInfo.Type;
                            row["Title"] = lev.LiteratureInfo.title;
                            row["Description"] = lev.LiteratureInfo.Description;
                            row["object"] = lev.LiteratureInfo;
                            row["Date"] = lev.LiteratureInfo.Date.Year.ToString();
                        }
                        break;
                    }

                    if (obj is PersonInfo)
                    {
                        ShowSearch(((PersonInfo)obj).username, ResultType.All, SearchTypes.FreeText);
                    }
                    if (obj is TagInfo)
                    {
                        ShowSearch(((TagInfo)obj).Name, ResultType.All, SearchTypes.ByTag);
                    }
                    if (obj is ReviewInfo)
                    {
                        ReviewInfo r = (ReviewInfo)obj;
                        LiteratureEntryView lev = new LiteratureEntryView(accessHandler, r.literature, r.project, false);
                        lev.ShowDialog();
                    }
                }
            }
        }

        private void mainGridView_CellMouseDown(object sender, DataGridViewCellMouseEventArgs e)
        {

            if (e.Button == MouseButtons.Right && e.RowIndex > -1 && e.RowIndex < mainGridView.RowCount)
            {
                mainGridView.ClearSelection();
                mainGridView.Rows[e.RowIndex].Selected = true;
            }
        }

        private void contextMenuStrip1_Opening(object sender, CancelEventArgs e)
        {
            if (mainGridView.SelectedRows.Count == 0)
            {
                showToolStripMenuItem.Enabled = false;
                editToolStripMenuItem.Enabled = false;
                deleteToolStripMenuItem.Enabled = false;
            }
            else if (mainGridView.SelectedRows.Count == 1)
            {
                DataRow row = ((DataRowView)mainGridView.SelectedRows[0].DataBoundItem).Row;
                object obj = row["object"];

                deleteToolStripMenuItem.Enabled = editToolStripMenuItem.Enabled = obj is LiteratureInfo || obj is ProjectInfo;
            }
            else
            {
                editToolStripMenuItem.Enabled = false;
                showToolStripMenuItem.Enabled = false;
                if (gridFormat == GridFormats.Literature || gridFormat == GridFormats.Project)
                {
                    deleteToolStripMenuItem.Enabled = true;
                }

            }
        }

        #endregion

        #region MenuBar

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

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

        private void editToolStripMenuItem_Click(object sender, EventArgs e)
        {
            mainGridView_CellMouseDoubleClick(sender, null);
        }

        private void showToolStripMenuItem_Click(object sender, EventArgs e)
        {
            int id = -1;
            string query = "";
            if (mainGridView.SelectedRows.Count == 1)
            {
                DataRow row = ((DataRowView)mainGridView.SelectedRows[0].DataBoundItem).Row;
                object obj = row["object"];

                if (obj is ProjectInfo)
                {
                    id = ((ProjectInfo)obj).id;
                    query = ((ProjectInfo)obj).Title;
                }
                else if (obj is LiteratureInfo)
                {
                    id = ((LiteratureInfo)obj).id;
                    query = ((LiteratureInfo)obj).Title;
                }
                else
                    mainGridView_CellMouseDoubleClick(null, null);
            }
            if (id >= 0)
                ShowSearch(query, ResultType.All, SearchTypes.Relevance, (object)id);
        }

        #endregion

        #region Add new stuff functions

        private void AddNewProject()
        {
            ProjectView pv = new ProjectView(this.accessHandler);
            pv.ShowDialog();

            ProjectInfo info = pv.Projectinfo;

            sidebarTree.Items[0].Selected = true;
            sidebarTree.Select();

            ShowProjects(accessHandler.WhoAmI, true);

            if (!pv.Saved) return;

            foreach (DataGridViewRow dgvr in mainGridView.Rows)
            {
                DataRow row = ((DataRowView)dgvr.DataBoundItem).Row;
                ISearchable i = (ISearchable)row["object"];
                if (i.SearchType == ResultType.Project && ((ProjectInfo)i).id == info.id)
                {
                    dgvr.Selected = true;
                }
                else
                    dgvr.Selected = false;
            }

            UpdateStats();
        }

        private void AddNewLiterature()
        {
            LiteratureEntryView lev = new LiteratureEntryView(accessHandler);
            lev.ShowDialog();

            LiteratureInfo info = lev.LiteratureInfo;

            //updater søge felt
            sidebarTree.Items[2].Selected = true;
            sidebarTree.Select();
            ShowLiterature(accessHandler.WhoAmI, true);

            foreach (DataGridViewRow dgvr in mainGridView.Rows)
            {
                DataRow row = ((DataRowView)dgvr.DataBoundItem).Row;
                ISearchable i = (ISearchable)row["object"];
                if (i.SearchType == ResultType.Literature && ((LiteratureInfo)i).id == info.id)
                {
                    dgvr.Selected = true;
                }
                else
                    dgvr.Selected = false;
            }

            UpdateStats();
        }

        #endregion

    }
}

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