{
  "isSuccess":  true,
  "statusCode": 200,
  "message":    null,
  "data": {
    "580": "{\"Date\":\"01-Apr-2025\",\"Remarks\":\"AY2025-26\",\"Declarations\":[{\"EmployeeID\":\"EMP001\",\"FiscalYear\":\"2025\",\"FromDate\":\"01-Apr-2024\",\"ToDate\":\"31-Mar-2025\",\"PreviousSalary\":250000,\"PreviousPerquisites\":0,\"PreviousProfitinLieu\":0,\"PreviousExemptions\":0,\"PreviousPTAX\":2500,\"PreviousPF\":18000,\"PreviousIncomeTax\":15000}]}",

    "581": "{\"Date\":\"01-Apr-2025\",\"Remarks\":\"AY2025-26\",\"Declarations\":[{\"EmployeeID\":\"EMP001\",\"FiscalYear\":\"2025\",\"Particulars\":\"House Rent Mumbai\",\"From\":\"01-Apr-2024\",\"To\":\"31-Mar-2025\",\"Type\":\"Metro\",\"Declared\":180000,\"Approved\":180000,\"Remarks\":\"Paid to landlord\",\"LandLordName\":\"Rajesh Kumar\",\"LandLordPAN\":\"ABCPK1234D\",\"LandLordTAN\":\"\",\"LandLordAddress1\":\"12, MG Road\",\"LandLordAddress2\":\"Andheri West\",\"LandLordAddress3\":\"Mumbai\",\"LandLordAddress4\":\"Maharashtra\",\"LandLordAddress5\":\"400053\"}]}",

    "582": "{\"Date\":\"01-Apr-2025\",\"Remarks\":\"AY2025-26\",\"Declarations\":[{\"EmployeeID\":\"EMP001\",\"FiscalYear\":\"2025\",\"CalculationMethod\":\"old\",\"NOOFEDUCATION\":1,\"NOOFHOSTEL\":0}]}",

    "583": "{\"Date\":\"01-Apr-2025\",\"Remarks\":\"AY2025-26\",\"Declarations\":[{\"EmployeeID\":\"EMP001\",\"FiscalYear\":\"2025\",\"BusinessProfit\":0,\"LongTermCapitalGains\":0,\"ShortTermCapitalGains\":0,\"DividendIncome\":5000,\"InterestIncome\":12000,\"DigitalIncome\":0,\"OnlineIncome\":0,\"WinningIncome\":0}]}",

    "584": "{\"Date\":\"01-Apr-2025\",\"Remarks\":\"AY2025-26\",\"Declarations\":[{\"EmployeeID\":\"EMP001\",\"FiscalYear\":\"2025\",\"Type\":\"Self Occupied\",\"Particulars1\":\"\",\"AnnualRentalIncome\":0,\"LocalTaxPaid\":0,\"NetAnnualValue\":0,\"StandardDeduction\":0,\"InterestOnBorrowal\":150000,\"TotalDeduction\":150000,\"NetIncome\":-150000,\"EligibleFor80EEA\":true,\"PossesionObtained\":true,\"Remarks1\":\"\",\"Particulars2\":\"Home Loan - SBI\",\"PrinciplePaid\":85000,\"InterestPaid\":150000,\"Remarks2\":\"\",\"LenderName\":\"State Bank of India\",\"LenderPAN\":\"SBILN0001A\",\"LenderTAN\":\"\",\"LenderAddress1\":\"SBI Branch\",\"LenderAddress2\":\"Fort\",\"LenderAddress3\":\"Mumbai\",\"LenderAddress4\":\"Maharashtra\",\"LenderAddress5\":\"400001\"}]}",

    "585": "{\"Date\":\"01-Apr-2025\",\"Remarks\":\"AY2025-26\",\"Declarations\":[{\"EmployeeID\":\"EMP001\",\"FiscalYear\":\"2025\",\"ConsiderActual\":\"Yes\",\"Section\":\"80D\",\"Particulars\":\"Medical Insurance Premium\",\"Declared\":25000,\"Approved\":25000,\"Remarks\":\"\"}]}",

    "586": "{\"Date\":\"01-Apr-2025\",\"Remarks\":\"AY2025-26\",\"Declarations\":[{\"EmployeeID\":\"EMP001\",\"FiscalYear\":\"2025\",\"ConsiderActual\":\"Yes\",\"Section\":\"80C\",\"Particulars\":\"LIC Premium\",\"Declared\":50000,\"Approved\":50000,\"Remarks\":\"\"}]}"
  }
}

{
  "isSuccess":  false,
  "statusCode": 400,
  "message":    "At least one of DeclarationId, EmployeeId, or PeriodId must be provided.",
  "data":       null
}

// Response headers
Content-Type:        application/json
Content-Disposition: attachment; filename="ITDeclaration_Infotype581_20250401.json"

// File body (pretty-printed SAP payload)
{
  "Date":         "01-Apr-2025",
  "Remarks":      "AY2025-26",
  "Declarations": [
    {
      "EmployeeID":      "EMP001",
      "FiscalYear":      "2025",
      "Particulars":     "House Rent Mumbai",
      "From":            "01-Apr-2024",
      "To":              "31-Mar-2025",
      "Type":            "Metro",
      "Declared":        180000,
      "Approved":        180000,
      "Remarks":         "Paid to landlord",
      "LandLordName":    "Rajesh Kumar",
      "LandLordPAN":     "ABCPK1234D",
      "LandLordTAN":     "",
      "LandLordAddress1":"12, MG Road",
      "LandLordAddress2":"Andheri West",
      "LandLordAddress3":"Mumbai",
      "LandLordAddress4":"Maharashtra",
      "LandLordAddress5":"400053"
    }
  ]
}

async function downloadSapJson(declarationId, infotype) {
  const params = new URLSearchParams({
    DeclarationId: declarationId,
    EmployeeId:    0,
    PeriodId:      0,
    Infotype:      infotype,   // must be 580–586, NOT 0
    Date:          '01-Apr-2025',
    Remarks:       'AY2025-26'
  });

  const response = await fetch(
    `/SAP/DownloadITDeclarationJson?${params}`,
    { headers: { Login: loginHeader } }
  );

  if (!response.ok) {
    throw new Error(`Download failed: ${response.status}`);
  }

  const blob     = await response.blob();
  const url      = URL.createObjectURL(blob);
  const anchor   = document.createElement('a');
  anchor.href     = url;
  anchor.download = `ITDeclaration_Infotype${infotype}.json`;
  anchor.click();
  URL.revokeObjectURL(url);
}

{
  "isSuccess":  true,
  "statusCode": 200,
  "message":    null,
  "data": [
    {
      "infotype":    580,
      "endpointPath": "/sap/data/HR/ITDeclarationService/Previous",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\",\"message\":\"Record created\"}"
    },
    {
      "infotype":    581,
      "endpointPath": "/sap/data/HR/ITDeclarationService/HRA",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\",\"message\":\"Record created\"}"
    },
    {
      "infotype":    582,
      "endpointPath": "/sap/data/HR/ITDeclarationService/Family",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\",\"message\":\"Record created\"}"
    },
    {
      "infotype":    583,
      "endpointPath": "/sap/data/HR/ITDeclarationService/OtherIncome",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\",\"message\":\"Record created\"}"
    },
    {
      "infotype":    584,
      "endpointPath": "/sap/data/HR/ITDeclarationService/HouseProperty",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\",\"message\":\"Record created\"}"
    },
    {
      "infotype":    585,
      "endpointPath": "/sap/data/HR/ITDeclarationService/Deduction",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\",\"message\":\"Record created\"}"
    },
    {
      "infotype":    586,
      "endpointPath": "/sap/data/HR/ITDeclarationService/Contribution",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\",\"message\":\"Record created\"}"
    }
  ]
}

{
  "isSuccess":  true,   // ← wrapper is still true — check each item!
  "statusCode": 200,
  "message":    null,
  "data": [
    {
      "infotype":    580,
      "endpointPath": "/sap/data/HR/ITDeclarationService/Previous",
      "isSuccess":  true,
      "httpStatus": 200,
      "responseBody": "{\"status\":\"success\"}"
    },
    {
      "infotype":    583,
      "endpointPath": "/sap/data/HR/ITDeclarationService/OtherIncome",
      "isSuccess":  false,  // ← failure here
      "httpStatus": 400,
      "responseBody": "{\"error\":\"No other income records found\"}"
    },
    {
      "infotype":    581,
      "endpointPath": "/sap/data/HR/ITDeclarationService/HRA",
      "isSuccess":  false,  // ← SAP unreachable
      "httpStatus": 0,
      "responseBody": "Request to SAP failed: Connection refused"
    }
  ]
}

async function pushToSap(declarationId) {
  const params = new URLSearchParams({
    DeclarationId: declarationId,
    EmployeeId:    0,
    PeriodId:      0,
    Infotype:      0,    // push all infotypes
    Date:          '01-Apr-2025',
    Remarks:       'AY2025-26'
  });

  const response = await fetch(
    `/SAP/PushITDeclarationToSap?${params}`,
    { method: 'POST', headers: { Login: loginHeader } }
  );

  const result = await response.json();

  // Always loop items — top-level isSuccess can be true even with failures
  const pushResults = result.data;
  const succeeded   = pushResults.filter(r => r.isSuccess);
  const failed      = pushResults.filter(r => !r.isSuccess);

  console.log(`Pushed: ${succeeded.length} succeeded, ${failed.length} failed`);

  failed.forEach(f => {
    console.error(
      `Infotype ${f.infotype} FAILED`,
      `HTTP ${f.httpStatus}`,
      f.responseBody
    );
  });

  return { succeeded, failed };
}