using FastReport.Controls;
using FastReport.Design;
using FastReport.Utils;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;

namespace FastReport.Forms
{
    internal partial class DesignerOptionsForm : BaseDialogForm
    {
        private Designer designer;
        private List<DesignerOptionsPage> optionsPages;
        private List<Type> processedPluginTypes;
        private static int activePageIndex;

        private void AddPages(DesignerOptionsPage page)
        {
            if (page != null)
            {
                foreach (TabPage tab in page.tc1.TabPages)
                {
                    PageControlPage panel = new PageControlPage();
                    panel.Text = tab.Text;
                    panel.Dock = DockStyle.Fill;
                    panel.BackColor = SystemColors.Window;
                    while (tab.Controls.Count > 0)
                        tab.Controls[0].Parent = panel;
                    pageControl1.Controls.Add(panel);
                }

                optionsPages.Add(page);
                page.Init();
                page.RestartRequiredChanged += (s, e) =>
                {
                    lblRestart.Visible = page.RestartRequired;
                };
            }
        }

        private void ProcessPlugins(PluginCollection plugins)
        {
            foreach (IDesignerPlugin plugin in plugins)
            {
                if (processedPluginTypes.IndexOf(plugin.GetType()) != -1)
                    continue;

                DesignerOptionsPage page = plugin.GetOptionsPage();
                AddPages(page);
                processedPluginTypes.Add(plugin.GetType());
            }
        }

        private void DesignerOptions_FormClosing(object sender, FormClosingEventArgs e)
        {
            foreach (DesignerOptionsPage page in optionsPages)
            {
                page.Done(DialogResult);
                page.Dispose();
            }

            activePageIndex = pageControl1.ActivePageIndex;
        }

        public override void Localize()
        {
            base.Localize();
            Text = Res.Get("Designer,Options");
            lblRestart.Text = Res.Get("Forms,UIOptions,Restart");
        }

        public override void UpdateDpiDependencies()
        {
            base.UpdateDpiDependencies();
            foreach (DesignerOptionsPage page in optionsPages)
            {
                page.UpdateDpiDependencies();
            }
        }

        public DesignerOptionsForm(Designer designer)
        {
            this.designer = designer;
            optionsPages = new List<DesignerOptionsPage>();
            InitializeComponent();
            Localize();

            // add default pages
            AddPages(new PluginsOptions(designer));

            processedPluginTypes = new List<Type>();
            ProcessPlugins(this.designer.Plugins);
            if (this.designer.ActiveReportTab != null)
                ProcessPlugins(this.designer.ActiveReportTab.Plugins);

            pageControl1.ActivePageIndex = activePageIndex;
            UIUtils.CheckRTL(this);
            UpdateDpiDependencies();
        }
    }
}