using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using Sarand.Win.Forms.Controls;
using Sarand.Win.Forms.Utils;
using Sarand.Core.Base;
using Sarand.Core.App;
using Sarand.PatientMgr.Core.Bus;
using Sarand.PatientMgr.Core.App;
using Sarand.PatientMgr.Win.Forms.Base;
using Sarand.Core.Dbas.Base;
using Sarand.Core.Security;
using Sarand.PatientMgr.Win.Forms.App;

namespace Sarand.PatientMgr.Win.Forms.Config
{
	//=======================================================================
	public partial class SpmPanel_Config_Menu : SacsHtmlPanel
	{
		//-------------------------------------------------------------------
		// Configuration.
		public new class Config : SacsHtmlPanel.Config
		{
			public SpmForm_Config ConfigForm { get; set; }
			public SpmForm AdmissionListForm { get; set; }
		}

		//-------------------------------------------------------------------
		// Data members.
		private Config config = null;
		private bool appCmdInProgress = false;
		private static String AppCmd_AdmClose          = "AdmClose";
		private static String AppCmd_AdmRefresh        = "AdmRefresh";
		private static String AppCmd_AdmSecurity       = "AdmSecurity";
		private static String AppCmd_AdmCodeTypes      = "AdmCodeTypes";
		private static String AppCmd_AdmExport         = "AdmExport";
		private static String AppCmd_AdmStatistics     = "AdmStatistics";
		private static String AppCmd_AdmDatabase       = "AdmDatabase";
		private static String AppCmd_Departments       = "Departments";
		private static String AppCmd_Operations        = "Operations";
		private static String AppCmd_Employees         = "Employees";
		private static String AppCmd_Patients          = "Patients";
		private static String AppCmd_Procedures        = "Procedures";
		private static String AppCmd_EmployeeRoles     = "EmployeeRoles";
		private static String AppCmd_FacilityTemplates = "FacilityTemplates";
		private static String AppCmd_PatientSearch     = "PatientSearch";
		private static String AppCmd_WaitingList       = "WaitingList";
		private static String AppCmd_RequiredActions   = "RequiredActions";
		private static String AppCmd_CancelTimeLimit   = "CancelTimeLimit";
		private static String AppCmd_CancelOther       = "CancelOther";
		private static String AppCmd_Deletions         = "Deletions";

		//-------------------------------------------------------------------
		// Construction.
		private SpmPanel_Config_Menu () : this(new Config()) { }
		public SpmPanel_Config_Menu (Config config) : base(config)
		{
			this.config = config;
			InitializeComponent();
		}
		protected override void Dispose (bool disposing)
		{
			if (disposing)
			{
				if (components != null) components.Dispose();
			}
			base.Dispose(disposing);
		}

		//-------------------------------------------------------------------
		// Properties.
		public bool HasActiveProcess { get { return appCmdInProgress; } }

		//-------------------------------------------------------------------
		//                    I n i t i a l i s a t i o n
		//-------------------------------------------------------------------
		protected override void OnCreateControl ()
		{
			base.OnCreateControl();
			if (this.IsDesignerHosted()) return;

		}

		//-------------------------------------------------------------------
		//                     R e f r e s h   P a n e l
		//-------------------------------------------------------------------
		public void RefreshPanel ()
		{
			List<String> body = new List<string>();
			body.Add("<div class='Title'>Sarand<br/>Patient&nbsp;Manager</div>");

			// Institution.
			SpmInstitution institution = config.ConfigForm.InstitutionMgr.GetInstitution();
			if (institution != null)
			{
				body.Add("<div class='Caption'>Institution</div>");
				body.Add("<div class='Institution'>" + institution.Name + "</div>");
				institution.Dispose(); institution = null;
			}

			if (config.ConfigForm != null)
			{
				// Configuration options:
				body.Add("<div class='Caption'>Configuration</div>");
				body.Add(BuildMenuOpt(AppCmd_Departments, "Departments"));
				body.Add(BuildMenuOpt(AppCmd_FacilityTemplates, "Session templates"));
				body.Add(BuildMenuOpt(AppCmd_Operations, "Operations"));
				body.Add(BuildMenuOpt(AppCmd_Procedures, "Procedures"));
				body.Add(BuildMenuOpt(AppCmd_Patients, "Patients"));
				body.Add(BuildMenuOpt(AppCmd_Employees, "Employees"));
				body.Add(BuildMenuOpt(AppCmd_EmployeeRoles, "Employee roles"));

				// Application options.
				body.Add("<div class='Caption'>Application</div>");
				body.Add(BuildMenuOpt(AppCmd_AdmRefresh, "Refresh", false));
				if (config.ConfigForm.SecurityProfile.Admin.CanManageSecurity())
					body.Add(BuildMenuOpt(AppCmd_AdmSecurity, "Security", false));
				body.Add(BuildMenuOpt(AppCmd_AdmExport, "Export", false));
				body.Add(BuildMenuOpt(AppCmd_AdmStatistics, "Statistics", false));
				if (config.ConfigForm.SecurityProfile.Admin.CanManageDatabase())
				{
					ISacsDatabase database = SpmGlobals.Application.GetDatabase(config.ConfigForm.SessionContext);
					if (database != null && database.DbmsType == DbmsType.Access)
						body.Add(BuildMenuOpt(AppCmd_AdmDatabase, "Db housekeeping", false));
				}
				if (config.ConfigForm.SecurityProfile.Admin.CanManageConfig() && config.ConfigForm.CodeTypeConsole != null)
					body.Add(BuildMenuOpt(AppCmd_AdmCodeTypes, "Codes", false));
			}
			else if (config.AdmissionListForm != null)
			{
				// Admission Lists options.
				body.Add("<div class='Caption'>Admission Lists</div>");
				body.Add(BuildMenuOpt(AppCmd_PatientSearch, "Patient Search"));
				body.Add(BuildMenuOpt(AppCmd_WaitingList, "Waiting List"));
				body.Add(BuildMenuOpt(AppCmd_RequiredActions, "Required Actions"));
				body.Add(BuildMenuOpt(AppCmd_CancelTimeLimit, "Cancellations - 28 day"));
				body.Add(BuildMenuOpt(AppCmd_CancelOther, "Cancellations - other"));
				body.Add(BuildMenuOpt(AppCmd_Deletions, "Deletions"));

				// Action options:
				body.Add("<div class='Caption'>Actions</div>");
				foreach (SacsCommand item in new List<SacsCommand>()) //config.AdmissionListForm.GetMenuItems())
					body.Add(BuildMenuOpt(item.CommandId, item.Caption, false));
			}
			body.Add(BuildMenuOpt(AppCmd_AdmClose, "Close", false));

			if (DocumentPopulated)
			{
				SetDocumentBody(body.Concat("\n"));
			}
			else
			{
				List<String> html = new List<string>();
				html.Add("<html><head>" + GetMenuStyle() + GetMenuScript() + "</head><body>");
				html.AddRange(body);
				html.Add("</body></html>");

				SetDocumentHtml(html.Concat("\n"));
				DocumentPopulated = true;
			}
		}
		private String BuildMenuOpt (String command, String display, bool panelOption = true)
		{
			// Is this the currently selected option:
			bool currentOption = false;
			if (panelOption)
			{
				if (config.ConfigForm != null) currentOption = GetConfigPanelType(command) == config.ConfigForm.PanelType;
				else if (config.AdmissionListForm != null) currentOption = false; // GetAdmissionsPanelType(command) == config.AdmissionListForm.PanelType;
			}
			// Build the menu option:
			String option = "";
			option += currentOption ? "<b>" : "<a class='Mnu' href='" + AppHrefPrefix + command + "'>";
			option += display;
			option += currentOption ? "</b>" : "</a>";
			option += "<br>";
			return option;
		}
		private String GetMenuStyle ()
		{
			List<String> style = new List<string>();
			style.Add("<style>" + SacsResourceConsole.GetTextResource(SacsResourceConsole.TextResource.SaBaseCss) + "</style>");
			style.Add("<style>");
			style.Add("*{font-size:14px;font-family:'sans-serif';color:#303080;background-color:#A0D0A0;scrollbar-base-color:#A0D0A0;}");
			style.Add("body{padding:4;margin:0;background-color:#A0D0A0;overflow-y:auto;}");
			style.Add("p{font-size:14px;margin-top:15px;margin-bottom:5px;}");
			style.Add("td{font-size:14px;vertical-align:top;}");
			style.Add(".Title{margin:4px 0;padding-left:32px;font-weight:bold;font-size:20px;background-image:url('" + GetImageUri(SpmResourceConsole.GetImageResource(SpmResourceConsole.ImageResource.PatientMgr_Icon_gif), "png") + "');background-position:left top;background-repeat:no-repeat;}");
			style.Add(".Caption{margin-top:5px;margin-bottom:5px;padding:3px;font-size:16px;font-weight:bold;text-align:center;color:#E0E0FF;background-color:#6060E0;}");
			style.Add(".Institution{margin-top:2px;margin-bottom:2px;font-weight:bold;font-size:14px;text-align:center;}");
			style.Add(".SuperScript{font-size:66%;position:relative;top:-5px;}");
			style.Add(".Body{text-align:left;padding-left:5%;}");
			style.Add("A:link,A:visited,A:active{line-height:150%;font-weight:normal;text-decoration:none;padding:3px;}");
			style.Add("A.Mnu:link,A.Mnu:visited,A.Mnu:active{font-size:13px;text-align:center;}");
			style.Add("A:hover,A.Mnu:hover{font-weight:bold;padding-left:0px;padding-right:0px;}");
			style.Add("</style>");
			return style.Concat("\n");
		}
		private String GetMenuScript ()
		{
			List<String> script = new List<string>();
			return script.Concat("\n");
		}

		//-------------------------------------------------------------------
		//                      P a n e l   E v e n t s
		//-------------------------------------------------------------------
		protected override void OnAppAction (string action)
		{
			Logger.Debug("OnAppAction Action: " + action);
			bool optionProcessed = false;
			if (action.EqualsCI(AppCmd_AdmClose))
			{
				if (config.ConfigForm != null) config.ConfigForm.Close();
				else if (config.AdmissionListForm != null) config.AdmissionListForm.Close();
				optionProcessed = true;
			}
			else if (action.EqualsCI(AppCmd_AdmRefresh))
			{
				if (config.ConfigForm != null) config.ConfigForm.RefreshView();
				//else if (config.AdmissionListForm != null) config.AdmissionListForm.RefreshView();
				optionProcessed = true;
			}
			else if (action.EqualsCI(AppCmd_AdmSecurity))
			{
				SaSecurityConsole securityConsole = config.ConfigForm?.SecurityConsole ?? config.AdmissionListForm?.SecurityConsole ?? null;
				SpmSecurityProfile securityProfile = config.ConfigForm?.SecurityProfile ?? config.AdmissionListForm?.SecurityProfile ?? null;
				if (securityConsole == null || securityProfile == null) return;
				securityConsole.ManageSecurity(securityProfile.Admin.CanManageSecurity(), SpmGlobals_Win.UserContext.DbUpdateInfo);
				optionProcessed = true;
			}
			else if (action.EqualsCI(AppCmd_AdmCodeTypes))
			{
				// ToDo Code Types options.
				optionProcessed = true;
			}
			else if (action.EqualsCI(AppCmd_AdmExport))
			{
				// ToDo Export options.
				optionProcessed = true;
			}
			else if (action.EqualsCI(AppCmd_AdmStatistics))
			{
				// ToDo Export options.
				optionProcessed = true;
			}
			else if (action.EqualsCI(AppCmd_AdmDatabase))
			{
				// No longer required - database now SQL rather than Access.
				// Unless SQL database housekeeping could be invoked.
				optionProcessed = true;
			}
			else if (config.ConfigForm != null)
			{
				// Flag to avoid other commands during length processing:
				appCmdInProgress = true;
				SpmForm_Config.ConfigPanelType panelType = GetConfigPanelType (action);
				if (panelType != SpmForm_Config.ConfigPanelType.Unknown)
				{
					config.ConfigForm.PanelType = panelType;
					RefreshPanel();
				}
				optionProcessed = true;
			}
			else if (config.AdmissionListForm != null)
			{
				// Flag to avoid other commands during length processing (eg. multiple deletions):
				appCmdInProgress = true;
				// ToDo Admission List actions.
				/*
				SwmDlgAdmissionLists::eSwmAdmissionsPanel ePanel = SwmPanelMenu::PanelForAdmissionsCmd (sCmd);
				if (ePanel != SwmDlgAdmissionLists::ePanelUnknown)
				{
					pDlgAdmLists->SetAdmissionsPanel(ePanel);
					Refresh();
					optionProcessed = true;
				}
				else
				{
					bOptionProcessed = pDlgAdmLists->DoMenuOption(String(sCmd).AsLong());
					SetFocus();
				}
				*/
				optionProcessed = true;
			}
			appCmdInProgress = false;
			//base.OnAppAction(action);
		}
		private SpmForm_Config.ConfigPanelType GetConfigPanelType (String command)
		{
			if (config.ConfigForm == null) return SpmForm_Config.ConfigPanelType.Unknown;
			if (command.EqualsCI(AppCmd_Departments)) return SpmForm_Config.ConfigPanelType.Departments;
			if (command.EqualsCI(AppCmd_Operations)) return SpmForm_Config.ConfigPanelType.Operations;
			if (command.EqualsCI(AppCmd_Employees)) return SpmForm_Config.ConfigPanelType.Employees;
			if (command.EqualsCI(AppCmd_Patients)) return SpmForm_Config.ConfigPanelType.Patients;
			if (command.EqualsCI(AppCmd_Procedures)) return SpmForm_Config.ConfigPanelType.Procedures;
			if (command.EqualsCI(AppCmd_EmployeeRoles)) return SpmForm_Config.ConfigPanelType.EmployeeRoles;
			if (command.EqualsCI(AppCmd_FacilityTemplates)) return SpmForm_Config.ConfigPanelType.FacilityTemplates;
			return SpmForm_Config.ConfigPanelType.Unknown;
		}

		//-------------------------------------------------------------------
	}
	//=======================================================================
}