PatientMgr-CSharp/SaPatMgrWinDbas/Win/Dbas/Bus/SpmFacility_Dbas.cs

using System;
using System.Collections.Generic;
using Sarand.Core.Bus;
using Sarand.PatientMgr.Core.App;
using Sarand.PatientMgr.Core.Bus;
using Sarand.Core.Interfaces;
using Sarand.Core.Dbas.Base;
using Sarand.PatientMgr.Core.Mgr;
using Sarand.Core.Base;
using Sarand.Win.Dbas.Data;
using Sarand.Win.Dbas.Base;

namespace Sarand.PatientMgr.Win.Dbas.Bus
{
	//=======================================================================
	class SpmFacility_Dbas : SpmFacility
	{
		//-------------------------------------------------------------------
		// Data members.
		private readonly SpmUserContext userContext;

		//-------------------------------------------------------------------
		// Construction.
		public SpmFacility_Dbas(SpmUserContext userContext, SysId facilityId, SysId departmentId, Spm.FacilityType facilityType, ushort flags) :
			base(facilityId, departmentId, facilityType)
		{
			this.userContext = userContext;
			Flags = flags;
		}
		protected override void Dispose(bool disposing)
		{
			if (disposing)
			{
			}
			base.Dispose(disposing);
		}

		//-------------------------------------------------------------------
		// Properties.

		//-------------------------------------------------------------------
		//          A s s o c i a t e d   D a t a   E l e m e n t s
		//-------------------------------------------------------------------
		public override bool HasTemplates()
		{
			ClearErrorState();
			if (SysId.IsValid(Id)) return false;
			ISacsDatabase db = SpmGlobals.Application.GetDatabase(userContext.SessionContext);
			if (db == null) SetErrorState("database unavailable");
			List<String> filters = new List<String>();
			filters.Add(SpmDbDfn.GetColumnName(SpmDbDfn.ColumnIdx.SwmFacilityTemplate_FacilityId) + "=" + Id.ToString());
			return db.GetRowCount(SpmDbDfn.GetTableName(SpmDbDfn.TableIdx.SwmFacilityTemplate), filters.Concat(" AND ", "(", ")")) > 0;
		}
		public override bool HasSessions()
		{
			DateTime? earliest = null, latest = null;
			return HasSessions(DateTime.MinValue, DateTime.MinValue, ref earliest, ref latest);
		}
		public override bool HasSessionsBefore(DateTime target, ref DateTime? earliest, ref DateTime? latest)
		{
			return HasSessions(DateTime.MinValue, DateTime.MinValue, ref earliest, ref latest);
		}
		public override bool HasSessionsAfter(DateTime target, ref DateTime? earliest, ref DateTime? latest)
		{
			return HasSessions(DateTime.MinValue, DateTime.MinValue, ref earliest, ref latest);
		}
		public override bool HasSessions(DateTime before, DateTime after, ref DateTime? earliest, ref DateTime? latest)
		{
			ClearErrorState();
			if (SysId.IsValid(Id)) return false;
			SacsDatabase db = SpmGlobals.Application.GetDatabase(userContext.SessionContext) as SacsDatabase;
			if (db == null) SetErrorState("database unavailable");
			long countSession = 0;

			// Filter to identify matching Sessions:
			//     FacilitySession.FacilityTemplateId = Template belonging to this facility (via sub query).
			//     FacilitySession.Session            >  Before date if specified.
			//     FacilitySession.Session            >  After date if specified.
			List<String> filters = new List<String>();
			DbQuery query = new DbQuery(db != null ? db.DbmsType : DbmsType.General);
			query.Tables.Add(SpmDbDfn.GetTableName(SpmDbDfn.TableIdx.SwmFacilityTemplate));
			query.Columns.Add(SpmDbDfn.GetColumnName(SpmDbDfn.ColumnIdx.SwmFacilityTemplate_Id));
			query.Filters.Add(SpmDbDfn.GetColumnName(SpmDbDfn.ColumnIdx.SwmFacilityTemplate_FacilityId) + "=" + Id.ToString());
			filters.Add(SpmDbDfn.GetColumnName(SpmDbDfn.ColumnIdx.SwmFacilitySession_FacilityTemplateId) + " IN (" + query.BuildQuery() + ")");
			if (DateUtil.IsValid(before))
				filters.Add(SpmDbDfn.GetColumnName(SpmDbDfn.ColumnIdx.SwmFacilitySession_Session) + "<" + DbQuery.FormatDateForCondition(before));
			if (DateUtil.IsValid(after))
				filters.Add(SpmDbDfn.GetColumnName(SpmDbDfn.ColumnIdx.SwmFacilitySession_Session) + ">" + DbQuery.FormatDateForCondition(after));
			return db.GetRowCount(SpmDbDfn.GetTableName(SpmDbDfn.TableIdx.SwmFacilitySession), filters.Concat(" AND ", "(", ")")) > 0;
		}
		public override bool HasAdmissions(Spm.AdmissionCancelType cancelType)
		{
			DateTime? earliest = null, latest = null;
			return HasAdmissions(DateTime.MinValue, DateTime.MinValue, cancelType, ref earliest, ref latest);
		}
		public override bool HasAdmissionsBefore(DateTime target, Spm.AdmissionCancelType cancelType, ref DateTime? earliest, ref DateTime? latest)
		{
			return HasAdmissions(DateTime.MinValue, DateTime.MinValue, cancelType, ref earliest, ref latest);
		}
		public override bool HasAdmissionsAfter(DateTime target, Spm.AdmissionCancelType cancelType, ref DateTime? earliest, ref DateTime? latest)
		{
			return HasAdmissions(DateTime.MinValue, DateTime.MinValue, cancelType, ref earliest, ref latest);
		}
		public override bool HasAdmissions(DateTime before, DateTime after, Spm.AdmissionCancelType cancelType, ref DateTime? earliest, ref DateTime? latest)
		{
			ClearErrorState();
			if (SysId.IsValid(Id)) return false;
			SacsDatabase db = SpmGlobals.Application.GetDatabase(userContext.SessionContext) as SacsDatabase;
			if (db == null) SetErrorState("database unavailable");
			DbQuery query = new DbQuery(db.DbmsType);

			// Filter to identify matching Admissions.
			SpmAdmission.Params prmAdm = new SpmAdmission.Params();
			prmAdm.FacilityTemplateId = Id;
			prmAdm.AdmissionFrom = after.AddDays(1);
			prmAdm.AdmissionTo = before.AddDays(-1);
			SpmAdmissionMgr admissionMgr = SpmGlobals.System.CreateAdmissionMgr(userContext);
			List<String> filters = new List<String>(admissionMgr.GetAdmissionQueryFilter(prmAdm));
			return db.GetRowCount(SpmDbDfn.GetTableName(SpmDbDfn.TableIdx.SwmAdmission), filters.Concat(" AND ", "(", ")")) > 0;
		}

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