using NUnit.Framework;
using Strata.Stratasphere.Biz.Standards;
using Strata.Stratasphere.Biz.Standards.Commands;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using FluentAssertions;
using System.Collections;
using Microsoft.EntityFrameworkCore.Query.SqlExpressions;

namespace Strata.Stratasphere.Biz.UnitTests.Standards
{
    [TestFixture]
    public class HACQueryDefinitionUnitTests
    {
        private static IEnumerable<TestCaseData> GetHacTestCases(string testName)
        {
            yield return new TestCaseData("HAC01", true, false).SetName($"{testName}.HAC01, IsDX = true, IsPx = false");
            yield return new TestCaseData("HAC02", true, false).SetName($"{testName}.HAC02, IsDX = true, IsPx = false");
            yield return new TestCaseData("HAC03", true, false).SetName($"{testName}.HAC03, IsDX = true, IsPx = false");
            yield return new TestCaseData("HAC04", true, false).SetName($"{testName}.HAC04, IsDX = true, IsPx = false");
            yield return new TestCaseData("HAC05", true, false).SetName($"{testName}.HAC05, IsDX = true, IsPx =  false)");
            yield return new TestCaseData("HAC06", true, false).SetName($"{testName}.HAC06, IsDX = true, IsPx = false");
            yield return new TestCaseData("HAC07", true, false).SetName($"{testName}.HAC07, IsDX = true, IsPx = false");
            yield return new TestCaseData("HAC08", true, true).SetName($"{testName}.HAC08, IsDX = true, IsPx = true");
            yield return new TestCaseData("HAC09", true, false).SetName($"{testName}.HAC09, IsDX = true, IsPx = false");
            yield return new TestCaseData("HAC10", true, true).SetName($"{testName}.HAC10, IsDX = true, IsPx = true");
            yield return new TestCaseData("HAC11", true, true).SetName($"{testName}.HAC11, IsDX = true, IsPx = true");
            yield return new TestCaseData("HAC12", true, true).SetName($"{testName}.HAC12, IsDX = true, IsPx = true");
            yield return new TestCaseData("HAC13", true, true).SetName($"{testName}.HAC13, IsDX = true, IsPx = true");
            yield return new TestCaseData("HAC14", true, true).SetName($"{testName}.HAC14, IsDX = true, IsPx = true");
        }

        [Test, TestCaseSource("GetHacTestCases", new object[] { "Full Refresh" })]
        public void Test(string hacCmd, bool isDx, bool isPx)
        {
            //Creates an instance of the type from the name of the hac command
            var cmd = Activator.CreateInstance("Strata.Stratasphere.Biz", $"Strata.Stratasphere.Biz.Standards.Commands.{hacCmd}Command").Unwrap() as HACsBaseCommand;
            cmd.Query.Should().Contain("DSSPES")
                .And.Contain($@"INSERT INTO SPH.ENCOUNTERHACS (ENCOUNTERID, HAC)
SELECT DISTINCT DSSPES.ENCOUNTERID, '{hacCmd}'
FROM CLIENTDSS.FACTPATIENTENCOUNTERSUMMARY DSSPES
INNER JOIN SPH.ENCOUNTERPATIENTTYPE PT ON PT.ENCOUNTERID = DSSPES.ENCOUNTERID");
            if (isDx)
            {

                cmd.Query.Should().Contain(@"INNER JOIN DSS.FACTPATIENTICD10DIAGNOSTICDETAIL PATICD10DX ON PATICD10DX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10DX ICD10DX ON PATICD10DX.ICD10DXID = ICD10DX.ICD10DXID
INNER JOIN CLIENTDSS.DIMPRESENTONADMISSION PRESENTONADMISSION ON PATICD10DX.PRESENTONADMISSIONID = PRESENTONADMISSION.PRESENTONADMISSIONID
INNER JOIN DSS.DIMSPHPRESENTONADMISSIONROLLUP SPHPOA ON SPHPOA.SPHPRESENTONADMISSIONROLLUPID = PRESENTONADMISSION.SPHPRESENTONADMISSIONROLLUPID").
            And.Contain(@"PATICD10DX.SEQUENCENUMBERID <> 1 
    AND 
SPHPOA.SPHPRESENTONADMISSIONROLLUPCODE IN ('1', 'N', 'U', 'W')
    AND ICD10DX.ICD10DXCODENODECIMAL IN ");
            }
            else
            {
                cmd.Query.Should().NotContain(@"INNER JOIN DSS.FACTPATIENTICD10DIAGNOSTICDETAIL PATICD10DX ON PATICD10DX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10DX ICD10DX ON PATICD10DX.ICD10DXID = ICD10DX.ICD10DXID
INNER JOIN CLIENTDSS.DIMPRESENTONADMISSION PRESENTONADMISSION ON PATICD10DX.PRESENTONADMISSIONID = PRESENTONADMISSION.PRESENTONADMISSIONID
INNER JOIN DSS.DIMSPHPRESENTONADMISSIONROLLUP SPHPOA ON SPHPOA.SPHPRESENTONADMISSIONROLLUPID = PRESENTONADMISSION.SPHPRESENTONADMISSIONROLLUPID").
                And.NotContain(@"    PATICD10DX.SEQUENCENUMBERID <> 1
    AND 
SPHPOA.SPHPRESENTONADMISSIONROLLUPCODE IN ('1', 'N', 'U', 'W')
    AND ICD10DX.ICD10DXCODENODECIMAL IN ");
            }
            if (isPx)
            {
                cmd.Query.Should().Contain(@"INNER JOIN DSS.FACTPATIENTICD10PROCEDURALDETAIL PATICD10PX ON PATICD10PX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10PX ICD10PX ON PATICD10PX.ICD10PXID = ICD10PX.ICD10PXID").
                And.Contain(@"    AND ICD10PX.ICD10PXCODENODECIMAL IN ");
            }
            else
            {
                cmd.Query.Should().NotContain(@"INNER JOIN DSS.FACTPATIENTICD10PROCEDURALDETAIL PATICD10PX ON PATICD10PX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10PX ICD10PX ON PATICD10PX.ICD10PXID = ICD10PX.ICD10PXID").
                And.NotContain(@"    AND ICD10PX.ICD10PXCODENODECIMAL IN ");
            }
        }


        [Test, TestCaseSource("GetHacTestCases", new object[] { "Encounter List" })]
        public void TestMasterEncounterList(string hacCmd, bool isDx, bool isPx)
        {
            var sessionId = Guid.NewGuid().ToString("N");
            var mel = new MasterEncounterListDto()
            {
                ClientDbGuid = Guid.NewGuid(),
                MasterEncounterListTableName = $"DSS.MASTERENCOUNTERLIST_{sessionId}",
                SessionId = sessionId
            };
            var cmd = Activator.CreateInstance("Strata.Stratasphere.Biz", $"Strata.Stratasphere.Biz.Standards.Commands.{hacCmd}Command", false, System.Reflection.BindingFlags.Default, null, new object[]{ mel.MasterEncounterListTableName }, null, null).Unwrap() as HACsBaseCommand;

            cmd.Query.Should().Contain("DSSPES").
                And.Contain($@"INSERT INTO SPH.ENCOUNTERHACS (ENCOUNTERID, HAC)")
.And.Contain($"SELECT DISTINCT DSSPES.ENCOUNTERID, '{hacCmd}'")
.And.Contain($"FROM CLIENTDSS.FACTPATIENTENCOUNTERSUMMARY DSSPES")
.And.Contain($"INNER JOIN SPH.ENCOUNTERPATIENTTYPE PT ON PT.ENCOUNTERID = DSSPES.ENCOUNTERID")
.And.Contain($"INNER JOIN {mel.MasterEncounterListTableName} MEL ON MEL.ENCOUNTERID = DSSPES.ENCOUNTERID");
            if (isDx)
            {
                cmd.Query.Should().Contain(@"INNER JOIN DSS.FACTPATIENTICD10DIAGNOSTICDETAIL PATICD10DX ON PATICD10DX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10DX ICD10DX ON PATICD10DX.ICD10DXID = ICD10DX.ICD10DXID
INNER JOIN CLIENTDSS.DIMPRESENTONADMISSION PRESENTONADMISSION ON PATICD10DX.PRESENTONADMISSIONID = PRESENTONADMISSION.PRESENTONADMISSIONID
INNER JOIN DSS.DIMSPHPRESENTONADMISSIONROLLUP SPHPOA ON SPHPOA.SPHPRESENTONADMISSIONROLLUPID = PRESENTONADMISSION.SPHPRESENTONADMISSIONROLLUPID").
                And.Contain(@"PATICD10DX.SEQUENCENUMBERID <> 1 
    AND 
SPHPOA.SPHPRESENTONADMISSIONROLLUPCODE IN ('1', 'N', 'U', 'W')
    AND ICD10DX.ICD10DXCODENODECIMAL IN ");
            }
            else
            {
                cmd.Query.Should().NotContain(@"INNER JOIN DSS.FACTPATIENTICD10DIAGNOSTICDETAIL PATICD10DX ON PATICD10DX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10DX ICD10DX ON PATICD10DX.ICD10DXID = ICD10DX.ICD10DXID
INNER JOIN CLIENTDSS.DIMPRESENTONADMISSION PRESENTONADMISSION ON PATICD10DX.PRESENTONADMISSIONID = PRESENTONADMISSION.PRESENTONADMISSIONID
INNER JOIN DSS.DIMSPHPRESENTONADMISSIONROLLUP SPHPOA ON SPHPOA.SPHPRESENTONADMISSIONROLLUPID = PRESENTONADMISSION.SPHPRESENTONADMISSIONROLLUPID").
                And.NotContain(@"    PATICD10DX.SEQUENCENUMBERID <> 1 
    AND
    AND ICD10DX.ICD10DXCODENODECIMAL IN ");
            }
            if (isPx)
            {
                cmd.Query.Should().Contain(@"INNER JOIN DSS.FACTPATIENTICD10DIAGNOSTICDETAIL PATICD10DX ON PATICD10DX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10DX ICD10DX ON PATICD10DX.ICD10DXID = ICD10DX.ICD10DXID").
                    And.Contain(@"    AND ICD10PX.ICD10PXCODENODECIMAL IN ");
            }
            else
            {
                cmd.Query.Should().NotContain(@"INNER JOIN DSS.FACTPATIENTICD10PROCEDURALDETAIL PATICD10PX ON PATICD10PX.ENCOUNTERID = DSSPES.ENCOUNTERID
INNER JOIN DSS.DIMICD10PX ICD10PX ON PATICD10PX.ICD10PXID = ICD10PX.ICD10PXID").
                    And.NotContain(@"    AND ICD10PX.ICD10PXCODENODECIMAL IN ");
            }
        }

        [Test]
        public void TestSpecialCaseForHAC11()
        {
            var hac11 = new HAC11Command();
            hac11.Query.Should().Contain("INNER JOIN DSS.DIMICD10DX PRIMARYDX ON PRIMARYDX.ICD10DXID = DSSPES.ICD10DXPRIMARYDIAGID");
        }



  
    }
}