Szablon danych do analizy obsługi faktur w ramach Purchase to Pay

/*
-- This is a conceptual query to be executed in a database or data transformation tool.
-- The tables referenced (e.g., 'VendInvoiceInfoTableEntity') are the CSV files exported from Dynamics 365.
-- Replace '[Your_Source_System_Name]' with the actual source system identifier.
*/

-- 1. Invoice Registered
SELECT
    h.INVOICENUMBER AS "InvoiceNumber",
    'Invoice Registered' AS "ActivityName",
    h.CREATEDDATETIME AS "EventTime",
    h.CREATEDBY AS "User",
    h.INVOICEACCOUNT AS "VendorNumber",
    NULL AS "PurchaseOrderNumber",
    h.INVOICEAMOUNT AS "InvoiceAmount",
    NULL AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    h.CREATEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendInvoiceRegisterHeaderEntity h

UNION ALL

-- 2. Invoice Data Captured
SELECT
    i.INVOICENUMBER AS "InvoiceNumber",
    'Invoice Data Captured' AS "ActivityName",
    i.CREATEDDATETIME AS "EventTime",
    i.CREATEDBY AS "User",
    i.VENDORACCOUNT AS "VendorNumber",
    i.PURCHASEORDERNUMBER AS "PurchaseOrderNumber",
    i.INVOICEAMOUNT AS "InvoiceAmount",
    'Pending' AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    i.CREATEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendInvoiceInfoTableEntity i

UNION ALL

-- 3. Invoice Coded
SELECT
    i.INVOICENUMBER AS "InvoiceNumber",
    'Invoice Coded' AS "ActivityName",
    MIN(a.CREATEDDATETIME) AS "EventTime",
    MIN(a.CREATEDBY) AS "User",
    i.VENDORACCOUNT AS "VendorNumber",
    i.PURCHASEORDERNUMBER AS "PurchaseOrderNumber",
    i.INVOICEAMOUNT AS "InvoiceAmount",
    'Pending' AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    MIN(a.CREATEDDATETIME) AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendInvoiceInfoTableEntity i
JOIN AccountingDistributionEntity a ON i.INVOICENUMBER = a.SOURCEDOCUMENTLINE_INVOICENUMBER
GROUP BY i.INVOICENUMBER, i.VENDORACCOUNT, i.PURCHASEORDERNUMBER, i.INVOICEAMOUNT

UNION ALL

-- 4. Invoice Matched To Purchase Order
SELECT
    i.INVOICENUMBER AS "InvoiceNumber",
    'Invoice Matched To Purchase Order' AS "ActivityName",
    i.MODIFIEDDATETIME AS "EventTime",
    i.MODIFIEDBY AS "User",
    i.VENDORACCOUNT AS "VendorNumber",
    i.PURCHASEORDERNUMBER AS "PurchaseOrderNumber",
    i.INVOICEAMOUNT AS "InvoiceAmount",
    'Matched' AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    i.MODIFIEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendInvoiceInfoTableEntity i
WHERE i.LASTMATCHSTATUS = 'Passed'

UNION ALL

-- 5. Matching Discrepancy Found
SELECT
    i.INVOICENUMBER AS "InvoiceNumber",
    'Matching Discrepancy Found' AS "ActivityName",
    i.MODIFIEDDATETIME AS "EventTime",
    i.MODIFIEDBY AS "User",
    i.VENDORACCOUNT AS "VendorNumber",
    i.PURCHASEORDERNUMBER AS "PurchaseOrderNumber",
    i.INVOICEAMOUNT AS "InvoiceAmount",
    'Discrepancy' AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    i.MODIFIEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendInvoiceInfoTableEntity i
WHERE i.LASTMATCHSTATUS = 'Failed'

UNION ALL

-- 6. Matching Discrepancy Handled (Approximation)
SELECT
    i.INVOICENUMBER AS "InvoiceNumber",
    'Matching Discrepancy Handled' AS "ActivityName",
    i.MODIFIEDDATETIME AS "EventTime",
    i.MODIFIEDBY AS "User",
    i.VENDORACCOUNT AS "VendorNumber",
    i.PURCHASEORDERNUMBER AS "PurchaseOrderNumber",
    i.INVOICEAMOUNT AS "InvoiceAmount",
    'Matched' AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    i.MODIFIEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendInvoiceInfoTableEntity i
WHERE i.LASTMATCHSTATUS = 'Passed' AND i.MODIFIEDDATETIME > i.CREATEDDATETIME

UNION ALL

-- 7. Invoice Sent For Approval, 8. Invoice Approved, 9. Invoice Rejected
SELECT
    w.CONTEXT_INVOICENUMBER AS "InvoiceNumber",
    CASE w.TRACKINGSTATUS
        WHEN 'Submitted' THEN 'Invoice Sent For Approval'
        WHEN 'Completed' THEN 'Invoice Approved'
        WHEN 'Canceled' THEN 'Invoice Rejected'
        ELSE CONCAT('Workflow: ', w.TRACKINGSTATUS)
    END AS "ActivityName",
    w.CREATEDDATETIME AS "EventTime",
    w.USERID AS "User",
    i.VENDORACCOUNT AS "VendorNumber",
    i.PURCHASEORDERNUMBER AS "PurchaseOrderNumber",
    i.INVOICEAMOUNT AS "InvoiceAmount",
    w.TRACKINGSTATUS AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    w.CREATEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM WorkflowTrackingStatusTableEntity w
JOIN VendInvoiceInfoTableEntity i ON w.CONTEXT_RECID = i.RECID AND w.CONTEXT_TABLEID = i.TABLEID
WHERE w.TRACKINGTYPE = 'Approval'

UNION ALL

-- 10. Payment Block Set
SELECT
    v.INVOICENUMBER AS "InvoiceNumber",
    'Payment Block Set' AS "ActivityName",
    v.MODIFIEDDATETIME AS "EventTime",
    v.MODIFIEDBY AS "User",
    v.ACCOUNTNUM AS "VendorNumber",
    NULL AS "PurchaseOrderNumber",
    v.AMOUNT AS "InvoiceAmount",
    'Blocked' AS "InvoiceStatus",
    v.DUEDATE AS "PaymentDueDate",
    v.MODIFIEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendTrans v
WHERE v.BLOCKED = 'Yes'

UNION ALL

-- 11. Payment Block Released
SELECT
    v.INVOICENUMBER AS "InvoiceNumber",
    'Payment Block Released' AS "ActivityName",
    v.MODIFIEDDATETIME AS "EventTime",
    v.MODIFIEDBY AS "User",
    v.ACCOUNTNUM AS "VendorNumber",
    NULL AS "PurchaseOrderNumber",
    v.AMOUNT AS "InvoiceAmount",
    'Open' AS "InvoiceStatus",
    v.DUEDATE AS "PaymentDueDate",
    v.MODIFIEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendTrans v
WHERE v.BLOCKED = 'No' AND v.MODIFIEDDATETIME > v.CREATEDDATETIME

UNION ALL

-- 12. Invoice Posted
SELECT
    vj.INVOICENUM AS "InvoiceNumber",
    'Invoice Posted' AS "ActivityName",
    vj.POSTINGDATE AS "EventTime",
    vj.CREATEDBY AS "User",
    vj.INVOICEACCOUNT AS "VendorNumber",
    vj.PURCHID AS "PurchaseOrderNumber",
    vj.INVOICEAMOUNT AS "InvoiceAmount",
    'Posted' AS "InvoiceStatus",
    vj.DUEDATE AS "PaymentDueDate",
    vj.POSTINGDATE AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendInvoiceJour vj

UNION ALL

-- 13. Payment Scheduled
SELECT
    l.INVOICENUMBER AS "InvoiceNumber",
    'Payment Scheduled' AS "ActivityName",
    l.CREATEDDATETIME AS "EventTime",
    l.CREATEDBY AS "User",
    l.ACCOUNTDISPLAYVALUE AS "VendorNumber",
    NULL AS "PurchaseOrderNumber",
    l.DEBITAMOUNT + l.CREDITAMOUNT AS "InvoiceAmount",
    'Scheduled for Payment' AS "InvoiceStatus",
    l.DUEDATE AS "PaymentDueDate",
    l.CREATEDDATETIME AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM LedgerJournalTransVendPaymEntity l

UNION ALL

-- 14. Payment Executed
SELECT
    vs.INVOICENUMBER AS "InvoiceNumber",
    'Payment Executed' AS "ActivityName",
    vs.TRANSDATE AS "EventTime",
    vs.CREATEDBY AS "User",
    vs.ACCOUNTNUM AS "VendorNumber",
    NULL AS "PurchaseOrderNumber",
    vs.SETTLEMENTAMOUNT AS "InvoiceAmount",
    'Paid' AS "InvoiceStatus",
    NULL AS "PaymentDueDate",
    vs.TRANSDATE AS "EndTime",
    '[Your_Source_System_Name]' AS "SourceSystem",
    GETUTCDATE() AS "LastDataUpdate"
FROM VendSettlement vs;

DECLARE @StartDate DATETIME = '{StartDate}';
DECLARE @EndDate DATETIME = '{EndDate}';
DECLARE @CompanyCode NVARCHAR(4) = '{CompanyCode}';

WITH BaseInvoices AS (
    SELECT
        h.INVOICEID AS InvoiceNumber,
        h.VENDORACCOUNT AS VendorNumber,
        h.PURCHID AS PurchaseOrderNumber,
        h.INVOICEAMOUNT AS InvoiceAmount,
        p.DUEDATE AS PaymentDueDate,
        h.DOCUMENTSTATUS AS InvoiceStatus,
        h.CREATEDBY AS CreatedByUser,
        h.CREATEDDATETIME AS CreatedDateTime,
        h.MODIFIEDBY AS ModifiedByUser,
        h.MODIFIEDDATETIME AS ModifiedDateTime,
        h.BLOCKED AS IsBlocked,
        h.POSTINGDATE AS PostingDate
    FROM VendInvoiceJour h
    LEFT JOIN VendTrans p ON h.INVOICEID = p.INVOICE AND h.DATAAREAID = p.DATAAREAID AND h.VENDORACCOUNT = p.ACCOUNTNUM
    WHERE h.DATAAREAID = @CompanyCode
      AND h.POSTINGDATE BETWEEN @StartDate AND @EndDate
)
-- 1. Invoice Registered
SELECT
    vpr.JOURNALID AS InvoiceNumber,
    'Invoice Registered' AS ActivityName,
    vpr.CREATEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    vpr.VENDORACCOUNT AS VendorNumber,
    NULL AS PurchaseOrderNumber,
    vpr.INVOICEAMOUNT AS InvoiceAmount,
    vpr.CREATEDBY AS User,
    'Registered' AS InvoiceStatus,
    vpr.DUEDATE AS PaymentDueDate,
    vpr.CREATEDDATETIME AS EndTime
FROM VendInvoiceRegisterHeader vpr
WHERE vpr.DATAAREAID = @CompanyCode AND vpr.CREATEDDATETIME BETWEEN @StartDate AND @EndDate

UNION ALL

-- 2. Invoice Data Captured
SELECT
    viit.NUM AS InvoiceNumber,
    'Invoice Data Captured' AS ActivityName,
    viit.CREATEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    viit.VENDORACCOUNT AS VendorNumber,
    viit.PURCHID AS PurchaseOrderNumber,
    viit.INVOICEAMOUNT AS InvoiceAmount,
    viit.CREATEDBY AS User,
    'Pending' AS InvoiceStatus,
    NULL AS PaymentDueDate,
    viit.CREATEDDATETIME AS EndTime
FROM VendInvoiceInfoTable viit
WHERE viit.DATAAREAID = @CompanyCode AND viit.CREATEDDATETIME BETWEEN @StartDate AND @EndDate

UNION ALL

-- 3. Invoice Coded
SELECT
    vil.INVOICEID AS InvoiceNumber,
    'Invoice Coded' AS ActivityName,
    MAX(ad.CREATEDDATETIME) AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    bij.VendorNumber,
    bij.PurchaseOrderNumber,
    bij.InvoiceAmount,
    MAX(ad.CREATEDBY) AS User,
    bij.InvoiceStatus,
    bij.PaymentDueDate,
    MAX(ad.CREATEDDATETIME) AS EndTime
FROM AccountingDistribution ad
JOIN VendInvoiceInfoLine vil ON ad.SOURCEDOCUMENTLINE = vil.RECID
JOIN BaseInvoices bij ON vil.INVOICEID = bij.InvoiceNumber
WHERE ad.DATAAREAID = @CompanyCode
GROUP BY vil.INVOICEID, bij.VendorNumber, bij.PurchaseOrderNumber, bij.InvoiceAmount, bij.InvoiceStatus, bij.PaymentDueDate

UNION ALL

-- 4. Invoice Matched To Purchase Order
SELECT
    viit.NUM AS InvoiceNumber,
    'Invoice Matched To Purchase Order' AS ActivityName,
    viit.MODIFIEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    viit.VENDORACCOUNT AS VendorNumber,
    viit.PURCHID AS PurchaseOrderNumber,
    viit.INVOICEAMOUNT AS InvoiceAmount,
    viit.MODIFIEDBY AS User,
    'Matched' AS InvoiceStatus,
    NULL AS PaymentDueDate,
    viit.MODIFIEDDATETIME AS EndTime
FROM VendInvoiceInfoTable viit
WHERE viit.DATAAREAID = @CompanyCode AND viit.PURCHMATCHINGPOLICY > 0 AND viit.LASTMATCHINGSTATUS = 1 -- Enum for Passed
  AND viit.MODIFIEDDATETIME BETWEEN @StartDate AND @EndDate

UNION ALL

-- 5. Matching Discrepancy Found
SELECT
    viit.NUM AS InvoiceNumber,
    'Matching Discrepancy Found' AS ActivityName,
    viit.MODIFIEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    viit.VENDORACCOUNT AS VendorNumber,
    viit.PURCHID AS PurchaseOrderNumber,
    viit.INVOICEAMOUNT AS InvoiceAmount,
    viit.MODIFIEDBY AS User,
    'Matching Failed' AS InvoiceStatus,
    NULL AS PaymentDueDate,
    viit.MODIFIEDDATETIME AS EndTime
FROM VendInvoiceInfoTable viit
WHERE viit.DATAAREAID = @CompanyCode AND viit.PURCHMATCHINGPOLICY > 0 AND viit.LASTMATCHINGSTATUS = 2 -- Enum for Failed
  AND viit.MODIFIEDDATETIME BETWEEN @StartDate AND @EndDate

UNION ALL

-- 6. Matching Discrepancy Handled (Inferred by successful match after a failure)
-- This is an approximation. A true 'handled' event is difficult to capture without change tracking.
-- This query assumes the modification time of the 'Passed' status represents the handling time.
SELECT
    viit.NUM AS InvoiceNumber,
    'Matching Discrepancy Handled' AS ActivityName,
    viit.MODIFIEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    viit.VENDORACCOUNT AS VendorNumber,
    viit.PURCHID AS PurchaseOrderNumber,
    viit.INVOICEAMOUNT AS InvoiceAmount,
    viit.MODIFIEDBY AS User,
    'Matched' AS InvoiceStatus,
    NULL AS PaymentDueDate,
    viit.MODIFIEDDATETIME AS EndTime
FROM VendInvoiceInfoTable viit
WHERE viit.DATAAREAID = @CompanyCode AND viit.PURCHMATCHINGPOLICY > 0 AND viit.LASTMATCHINGSTATUS = 1 -- Enum for Passed
  AND viit.DISCREPANCYSTATE > 0 -- Indicates there was a discrepancy at some point
  AND viit.MODIFIEDDATETIME BETWEEN @StartDate AND @EndDate

UNION ALL

-- 7, 8, 9. Workflow Events (Submitted, Approved, Rejected)
SELECT
    bij.InvoiceNumber,
    CASE wts.TRACKINGTYPE
        WHEN 1 THEN 'Invoice Sent For Approval' -- Submitted
        WHEN 5 THEN 'Invoice Approved' -- Completed/Approved
        WHEN 4 THEN 'Invoice Rejected' -- Rejection
    END AS ActivityName,
    wts.CREATEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    bij.VendorNumber,
    bij.PurchaseOrderNumber,
    bij.InvoiceAmount,
    wts.USERID AS User,
    bij.InvoiceStatus,
    bij.PaymentDueDate,
    wts.CREATEDDATETIME AS EndTime
FROM WorkflowTrackingStatusTable wts
JOIN VendInvoiceInfoTable viit ON wts.CONTEXTRECID = viit.RECID
JOIN BaseInvoices bij ON viit.NUM = bij.InvoiceNumber
WHERE wts.DATAAREAID = @CompanyCode AND wts.TRACKINGTYPE IN (1, 4, 5)

UNION ALL

-- 10. Payment Block Set
SELECT
    bij.InvoiceNumber,
    'Payment Block Set' AS ActivityName,
    bij.ModifiedDateTime AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    bij.VendorNumber,
    bij.PurchaseOrderNumber,
    bij.InvoiceAmount,
    bij.ModifiedByUser AS User,
    'Blocked' AS InvoiceStatus,
    bij.PaymentDueDate,
    bij.ModifiedDateTime AS EndTime
FROM BaseInvoices bij
WHERE bij.IsBlocked = 1 -- Enum for Yes

UNION ALL

-- 11. Payment Block Released (Inferred by modification of a previously blocked invoice)
SELECT
    bij.InvoiceNumber,
    'Payment Block Released' AS ActivityName,
    bij.ModifiedDateTime AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    bij.VendorNumber,
    bij.PurchaseOrderNumber,
    bij.InvoiceAmount,
    bij.ModifiedByUser AS User,
    bij.InvoiceStatus,
    bij.PaymentDueDate,
    bij.ModifiedDateTime AS EndTime
FROM BaseInvoices bij
-- This logic assumes modification date reflects the unblocking action.
-- It requires a more sophisticated change log for true accuracy.
WHERE bij.IsBlocked = 0 AND bij.ModifiedDateTime > bij.CreatedDateTime

UNION ALL

-- 12. Invoice Posted
SELECT
    bij.InvoiceNumber,
    'Invoice Posted' AS ActivityName,
    bij.PostingDate AS EventTime, -- Or CreatedDateTime depending on business process
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    bij.VendorNumber,
    bij.PurchaseOrderNumber,
    bij.InvoiceAmount,
    bij.CreatedByUser AS User,
    'Posted' AS InvoiceStatus,
    bij.PaymentDueDate,
    bij.PostingDate AS EndTime
FROM BaseInvoices bij

UNION ALL

-- 13. Payment Scheduled
SELECT
    ljt.INVOICE AS InvoiceNumber,
    'Payment Scheduled' AS ActivityName,
    ljt.CREATEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    bij.VendorNumber,
    bij.PurchaseOrderNumber,
    bij.InvoiceAmount,
    ljt.CREATEDBY AS User,
    'Payment Scheduled' AS InvoiceStatus,
    bij.PaymentDueDate,
    ljt.CREATEDDATETIME AS EndTime
FROM LedgerJournalTrans ljt
JOIN BaseInvoices bij ON ljt.INVOICE = bij.InvoiceNumber
WHERE ljt.DATAAREAID = @CompanyCode AND ljt.ACCOUNTPLUSTYPE = 2 -- Vendor type
  AND ljt.CREATEDDATETIME BETWEEN @StartDate AND @EndDate

UNION ALL

-- 14. Payment Executed
SELECT
    vs.INVOICEID AS InvoiceNumber,
    'Payment Executed' AS ActivityName,
    vs.CREATEDDATETIME AS EventTime,
    'D365 F&O' AS SourceSystem,
    GETUTCDATE() AS LastDataUpdate,
    vs.VENDORACCOUNT AS VendorNumber,
    bij.PurchaseOrderNumber,
    bij.InvoiceAmount,
    vs.CREATEDBY AS User,
    'Paid' AS InvoiceStatus,
    bij.PaymentDueDate,
    vs.CREATEDDATETIME AS EndTime
FROM VendSettlement vs
JOIN BaseInvoices bij ON vs.INVOICEID = bij.InvoiceNumber
WHERE vs.DATAAREAID = @CompanyCode AND vs.CREATEDDATETIME BETWEEN @StartDate AND @EndDate;

import os
import pandas as pd
import requests
import msal
import datetime
import time

class=class="hl-string">"hl-comment"># --- Configuration: Update these values --- #
D365_URL = class="hl-string">"https://[your-d365-environment].operations.dynamics.com"
TENANT_ID = class="hl-string">"[your-tenant-id]"
CLIENT_ID = class="hl-string">"[your-client-id]"
CLIENT_SECRET = class="hl-string">"[your-client-secret]"
COMPANY_ID = class="hl-string">"[your-company-id]" class=class="hl-string">"hl-comment"># e.g., class="hl-string">'USMF'
START_DATE = class="hl-string">"2023-01-01T00:00:00Z"
END_DATE = class="hl-string">"2023-12-31T23:59:59Z"

class=class="hl-string">"hl-comment"># --- End Configuration --- #

RESOURCE = fclass="hl-string">"{D365_URL}/"
AUTHORITY = fclass="hl-string">"https://login.microsoftonline.com/{TENANT_ID}"
API_BASE_URL = fclass="hl-string">"{D365_URL}/data"

LAST_DATA_UPDATE = datetime.datetime.now(datetime.timezone.utc).isoformat()
SOURCE_SYSTEM = class="hl-string">"Microsoft Dynamics 365"

def get_access_token():
    class="hl-string">"""Acquires an access token from Azure AD."""
    app = msal.ConfidentialClientApplication(
        CLIENT_ID,
        authority=AUTHORITY,
        client_credential=CLIENT_SECRET
    )
    result = app.acquire_token_for_client(scopes=[fclass="hl-string">"{RESOURCE}/.default"])
    if class="hl-string">"access_token" in result:
        return result[class="hl-string">'access_token']
    else:
        print(class="hl-string">"Error acquiring token:", result.get(class="hl-string">"error_description"))
        return None

def fetch_all_data(access_token, entity_url):
    class="hl-string">"""Fetches all pages of data from a given D365 OData entity URL."""
    all_data = []
    headers = {
        class="hl-string">'Authorization': fclass="hl-string">'Bearer {access_token}',
        class="hl-string">'Content-Type': class="hl-string">'application/json',
        class="hl-string">'OData-MaxVersion': class="hl-string">'4.0',
        class="hl-string">'OData-Version': class="hl-string">'4.0',
        class="hl-string">'Prefer': class="hl-string">'odata.include-annotations="*"'
    }
    
    next_link = entity_url
    while next_link:
        try:
            response = requests.get(next_link, headers=headers)
            response.raise_for_status()
            data = response.json()
            all_data.extend(data[class="hl-string">'value'])
            next_link = data.get(class="hl-string">'@odata.nextLink')
            time.sleep(0.1) class=class="hl-string">"hl-comment"># Small delay to respect API limits
        except requests.exceptions.RequestException as e:
            print(fclass="hl-string">"An error occurred: {e}")
            print(fclass="hl-string">"Response body: {response.text}")
            next_link = None
    return all_data

def main():
    token = get_access_token()
    if not token:
        return

    all_events = []
    cross_company_filter = fclass="hl-string">"cross-company=true&$filter=dataAreaId eq '{COMPANY_ID}'"

    print(class="hl-string">"Fetching 'Invoice Registered' events...")
    entity_url = fclass="hl-string">"{API_BASE_URL}/VendorInvoiceRegisterJournalsV2?{cross_company_filter} and CreatedDateTime ge {START_DATE} and CreatedDateTime le {END_DATE}&$select=JournalNumber,CreatedDateTime,InvoiceNumber,VendorAccount,CreatedBy,JournalTotalCredit"
    data = fetch_all_data(token, entity_url)
    for item in data:
        all_events.append({
            class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'),
            class="hl-string">'ActivityName': class="hl-string">'Invoice Registered',
            class="hl-string">'EventTime': item.get(class="hl-string">'CreatedDateTime'),
            class="hl-string">'User': item.get(class="hl-string">'CreatedBy'),
            class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'),
            class="hl-string">'InvoiceAmount': item.get(class="hl-string">'JournalTotalCredit'),
            class="hl-string">'PurchaseOrderNumber': None, class="hl-string">'InvoiceStatus': None, class="hl-string">'PaymentDueDate': None
        })

    print(class="hl-string">"Fetching invoice header events...")
    entity_url = fclass="hl-string">"{API_BASE_URL}/VendorInvoiceHeaders?{cross_company_filter} and CreatedDateTime ge {START_DATE} and CreatedDateTime le {END_DATE}&$select=InvoiceNumber,CreatedDateTime,ModifiedDateTime,VendorAccount,PurchaseOrderNumber,InvoiceAmount,InvoiceMatchingStatus,LastMatchingValidationDate,InvoiceLastActionDate,Worker,InvoiceLastAction,DueDate,VendorInvoiceHeaderStatus"
    data = fetch_all_data(token, entity_url)
    for item in data:
        class=class="hl-string">"hl-comment"># Invoice Data Captured (approximated by creation of the header)
        all_events.append({
            class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Invoice Data Captured', class="hl-string">'EventTime': item.get(class="hl-string">'CreatedDateTime'), class="hl-string">'User': item.get(class="hl-string">'Worker'),
            class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'InvoiceAmount'), class="hl-string">'PurchaseOrderNumber': item.get(class="hl-string">'PurchaseOrderNumber'),
            class="hl-string">'InvoiceStatus': item.get(class="hl-string">'VendorInvoiceHeaderStatus'), class="hl-string">'PaymentDueDate': item.get(class="hl-string">'DueDate')
        })
        class=class="hl-string">"hl-comment"># Invoice Coded (inferred by modification after creation)
        if item.get(class="hl-string">'ModifiedDateTime') != item.get(class="hl-string">'CreatedDateTime'):
            all_events.append({
                class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Invoice Coded', class="hl-string">'EventTime': item.get(class="hl-string">'ModifiedDateTime'), class="hl-string">'User': item.get(class="hl-string">'Worker'),
                class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'InvoiceAmount'), class="hl-string">'PurchaseOrderNumber': item.get(class="hl-string">'PurchaseOrderNumber'),
                class="hl-string">'InvoiceStatus': item.get(class="hl-string">'VendorInvoiceHeaderStatus'), class="hl-string">'PaymentDueDate': item.get(class="hl-string">'DueDate')
            })
        class=class="hl-string">"hl-comment"># Matching activities
        if item.get(class="hl-string">'InvoiceMatchingStatus') == class="hl-string">'Passed' and item.get(class="hl-string">'LastMatchingValidationDate'):
            all_events.append({
                class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Invoice Matched To Purchase Order', class="hl-string">'EventTime': item.get(class="hl-string">'LastMatchingValidationDate'), class="hl-string">'User': item.get(class="hl-string">'Worker'),
                class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'InvoiceAmount'), class="hl-string">'PurchaseOrderNumber': item.get(class="hl-string">'PurchaseOrderNumber'),
                class="hl-string">'InvoiceStatus': item.get(class="hl-string">'VendorInvoiceHeaderStatus'), class="hl-string">'PaymentDueDate': item.get(class="hl-string">'DueDate')
            })
        if item.get(class="hl-string">'InvoiceMatchingStatus') == class="hl-string">'Failed' and item.get(class="hl-string">'LastMatchingValidationDate'):
            all_events.append({
                class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Matching Discrepancy Found', class="hl-string">'EventTime': item.get(class="hl-string">'LastMatchingValidationDate'), class="hl-string">'User': item.get(class="hl-string">'Worker'),
                class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'InvoiceAmount'), class="hl-string">'PurchaseOrderNumber': item.get(class="hl-string">'PurchaseOrderNumber'),
                class="hl-string">'InvoiceStatus': item.get(class="hl-string">'VendorInvoiceHeaderStatus'), class="hl-string">'PaymentDueDate': item.get(class="hl-string">'DueDate')
            })
            class=class="hl-string">"hl-comment"># Matching Discrepancy Handled (inferred if invoice is now matched or posted after a discrepancy)
            if item.get(class="hl-string">'VendorInvoiceHeaderStatus') in [class="hl-string">'Matched', class="hl-string">'Posted'] and item.get(class="hl-string">'ModifiedDateTime') > item.get(class="hl-string">'LastMatchingValidationDate'):
                all_events.append({
                    class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Matching Discrepancy Handled', class="hl-string">'EventTime': item.get(class="hl-string">'ModifiedDateTime'), class="hl-string">'User': item.get(class="hl-string">'Worker'),
                    class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'InvoiceAmount'), class="hl-string">'PurchaseOrderNumber': item.get(class="hl-string">'PurchaseOrderNumber'),
                    class="hl-string">'InvoiceStatus': item.get(class="hl-string">'VendorInvoiceHeaderStatus'), class="hl-string">'PaymentDueDate': item.get(class="hl-string">'DueDate')
                })

    print(class="hl-string">"Fetching workflow events...")
    class=class="hl-string">"hl-comment"># This is a simplified workflow extraction. A real scenario might need to query WorkflowTrackingWorkItem and join.
    entity_url = fclass="hl-string">"{API_BASE_URL}/WorkflowTrackingStatusTables?{cross_company_filter} and CreatedDateTime ge {START_DATE} and CreatedDateTime le {END_DATE}&$filter=contains(Context,'VendInvoice')&$select=ContextRecId,CreatedDateTime,TrackingStatus,User,Context"
    class=class="hl-string">"hl-comment"># Note: Linking ContextRecId back to an InvoiceNumber requires another lookup, which is complex. 
    class=class="hl-string">"hl-comment"># A placeholder is used here. For a real implementation, you must resolve this link.
    class=class="hl-string">"hl-comment"># For this script, we will not generate workflow events to avoid complexity.

    print(class="hl-string">"Fetching posted invoice events...")
    entity_url = fclass="hl-string">"{API_BASE_URL}/VendorPostedInvoices?{cross_company_filter} and PostedDateTime ge {START_DATE} and PostedDateTime le {END_DATE}&$select=InvoiceNumber,PostedDateTime,VendorAccount,PurchaseOrderNumber,InvoiceAmount,DueDate,Block,ModifiedDateTime,ModifiedBy"
    data = fetch_all_data(token, entity_url)
    for item in data:
        all_events.append({
            class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Invoice Posted', class="hl-string">'EventTime': item.get(class="hl-string">'PostedDateTime'), class="hl-string">'User': item.get(class="hl-string">'ModifiedBy'),
            class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'InvoiceAmount'), class="hl-string">'PurchaseOrderNumber': item.get(class="hl-string">'PurchaseOrderNumber'),
            class="hl-string">'InvoiceStatus': class="hl-string">'Posted', class="hl-string">'PaymentDueDate': item.get(class="hl-string">'DueDate')
        })
        if item.get(class="hl-string">'Block') not in [None, class="hl-string">'No', class="hl-string">'Free']:
            all_events.append({
                class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Payment Block Set', class="hl-string">'EventTime': item.get(class="hl-string">'ModifiedDateTime'), class="hl-string">'User': item.get(class="hl-string">'ModifiedBy'),
                class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccount'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'InvoiceAmount'), class="hl-string">'PurchaseOrderNumber': item.get(class="hl-string">'PurchaseOrderNumber'),
                class="hl-string">'InvoiceStatus': class="hl-string">'Posted (Blocked)', class="hl-string">'PaymentDueDate': item.get(class="hl-string">'DueDate')
            })
        class=class="hl-string">"hl-comment"># Payment Block Released is difficult to capture without audit logs. This is an approximation.

    print(class="hl-string">"Fetching payment schedule events...")
    entity_url = fclass="hl-string">"{API_BASE_URL}/VendorPaymentJournalLines?{cross_company_filter} and CreatedDateTime ge {START_DATE} and CreatedDateTime le {END_DATE}&$select=InvoiceNumber,CreatedDateTime,CreatedBy,JournalBatchNumber,VendorAccountNumber,Amount"
    data = fetch_all_data(token, entity_url)
    for item in data:
        all_events.append({
            class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Payment Scheduled', class="hl-string">'EventTime': item.get(class="hl-string">'CreatedDateTime'), class="hl-string">'User': item.get(class="hl-string">'CreatedBy'),
            class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccountNumber'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'Amount'), class="hl-string">'PurchaseOrderNumber': None,
            class="hl-string">'InvoiceStatus': class="hl-string">'Payment Scheduled', class="hl-string">'PaymentDueDate': None
        })

    print(class="hl-string">"Fetching payment execution events...")
    entity_url = fclass="hl-string">"{API_BASE_URL}/VendSettlements?{cross_company_filter} and SettlementDate ge {START_DATE} and SettlementDate le {END_DATE}&$select=InvoiceNumber,SettlementDate,VendorAccountNumber,SettlementAmount"
    data = fetch_all_data(token, entity_url)
    for item in data:
        all_events.append({
            class="hl-string">'InvoiceNumber': item.get(class="hl-string">'InvoiceNumber'), class="hl-string">'ActivityName': class="hl-string">'Payment Executed', class="hl-string">'EventTime': item.get(class="hl-string">'SettlementDate'), class="hl-string">'User': None, class=class="hl-string">"hl-comment"># User not available in this entity
            class="hl-string">'VendorNumber': item.get(class="hl-string">'VendorAccountNumber'), class="hl-string">'InvoiceAmount': item.get(class="hl-string">'SettlementAmount'), class="hl-string">'PurchaseOrderNumber': None,
            class="hl-string">'InvoiceStatus': class="hl-string">'Paid', class="hl-string">'PaymentDueDate': None
        })

    if not all_events:
        print(class="hl-string">"No events found for the specified criteria.")
        return

    print(class="hl-string">"Processing and saving data...")
    df = pd.DataFrame(all_events)
    df[class="hl-string">'SourceSystem'] = SOURCE_SYSTEM
    df[class="hl-string">'LastDataUpdate'] = LAST_DATA_UPDATE
    df[class="hl-string">'EndTime'] = df[class="hl-string">'EventTime']
    df.dropna(subset=[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime'], inplace=True)
    df.sort_values(by=[class="hl-string">'InvoiceNumber', class="hl-string">'EventTime'], inplace=True)

    output_filename = class="hl-string">'d365_invoice_event_log.csv'
    df.to_csv(output_filename, index=False, date_format=class="hl-string">'%Y-%m-%dT%H:%M:%SZ')
    print(fclass="hl-string">"Event log successfully created: {output_filename}")

if __name__ == class="hl-string">"__main__":
    main()

let
    StartDate = #datetime(2025, 1, 1, 0, 0, 0),
    EndDate = #datetime(2025, 7, 1, 0, 0, 0),
    CompanyFilter = "[Your company or legal entity filter]",
    SourceSystemValue = "Microsoft Dynamics 365",
    RefreshTime = DateTimeZone.RemoveZone(DateTimeZone.UtcNow()),

    InvoiceRegister = Table.SelectRows(#"[Your invoice register table]", each [Company] = CompanyFilter and [CreatedDateTime] >= StartDate and [CreatedDateTime] < EndDate),
    InvoiceHeader = Table.SelectRows(#"[Your invoice header table]", each [Company] = CompanyFilter),
    InvoiceLines = Table.SelectRows(#"[Your invoice line table]", each [Company] = CompanyFilter),
    LedgerDistributions = Table.SelectRows(#"[Your ledger distribution table]", each [Company] = CompanyFilter and [CreatedDateTime] >= StartDate and [CreatedDateTime] < EndDate),
    MatchingResults = Table.SelectRows(#"[Your invoice matching result table]", each [Company] = CompanyFilter and [EventDateTime] >= StartDate and [EventDateTime] < EndDate),
    WorkflowEvents = Table.SelectRows(#"[Your workflow event table]", each [Company] = CompanyFilter and [EventDateTime] >= StartDate and [EventDateTime] < EndDate),
    PaymentHoldHistory = Table.SelectRows(#"[Your payment hold history table]", each [Company] = CompanyFilter and [EventDateTime] >= StartDate and [EventDateTime] < EndDate),
    PostingEvents = Table.SelectRows(#"[Your invoice posting table]", each [Company] = CompanyFilter and [EventDateTime] >= StartDate and [EventDateTime] < EndDate),
    PaymentScheduleEvents = Table.SelectRows(#"[Your payment proposal or payment journal line table]", each [Company] = CompanyFilter and [EventDateTime] >= StartDate and [EventDateTime] < EndDate),
    PaymentExecutionEvents = Table.SelectRows(#"[Your payment settlement table]", each [Company] = CompanyFilter and [EventDateTime] >= StartDate and [EventDateTime] < EndDate),

    HeaderColumns = Table.SelectColumns(InvoiceHeader, {"InvoiceNumber", "VendorNumber", "PurchaseOrderNumber", "InvoiceAmount", "InvoiceStatus", "PaymentDueDate"}),
    HeaderDistinct = Table.Distinct(HeaderColumns, {"InvoiceNumber"}),

    RegisterEvents = Table.RenameColumns(Table.SelectColumns(InvoiceRegister, {"InvoiceNumber", "CreatedDateTime", "User"}), {{"CreatedDateTime", "EventTime"}}),
    RegisterWithActivity = Table.AddColumn(RegisterEvents, "ActivityName", each "Invoice Registered", type text),

    DataCapturedBase = Table.SelectRows(InvoiceHeader, each ([PreviousStatus] = "new" or [PreviousStatus] = "registered") and [InvoiceStatus] = "ready for processing"),
    DataCapturedEvents = Table.RenameColumns(Table.SelectColumns(DataCapturedBase, {"InvoiceNumber", "StatusChangedDateTime", "User"}), {{"StatusChangedDateTime", "EventTime"}}),
    DataCapturedWithActivity = Table.AddColumn(DataCapturedEvents, "ActivityName", each "Invoice Data Captured", type text),

    CodedBase = Table.SelectRows(LedgerDistributions, each [DistributionStatus] = "Finalized" or [DistributionStatus] = "Created"),
    CodedEvents = Table.RenameColumns(Table.SelectColumns(CodedBase, {"InvoiceNumber", "EventDateTime", "User"}), {}),
    CodedWithActivity = Table.AddColumn(CodedEvents, "ActivityName", each "Invoice Coded", type text),

    MatchedBase = Table.SelectRows(MatchingResults, each [MatchingStatus] = "Passed"),
    MatchedEvents = Table.SelectColumns(MatchedBase, {"InvoiceNumber", "EventDateTime", "User"}),
    MatchedWithActivity = Table.AddColumn(MatchedEvents, "ActivityName", each "Invoice Matched To Purchase Order", type text),

    DiscrepancyBase = Table.SelectRows(MatchingResults, each [MatchingStatus] = "Failed" or [MatchingStatus] = "Discrepancy"),
    DiscrepancyEvents = Table.SelectColumns(DiscrepancyBase, {"InvoiceNumber", "EventDateTime", "User"}),
    DiscrepancyWithActivity = Table.AddColumn(DiscrepancyEvents, "ActivityName", each "Matching Discrepancy Found", type text),

    HandledBase = Table.SelectRows(MatchingResults, each ([MatchingStatus] = "Passed" and ([PreviousMatchingStatus] = "Failed" or [PreviousMatchingStatus] = "Discrepancy")) or [ManualOverride] = true),
    HandledEvents = Table.SelectColumns(HandledBase, {"InvoiceNumber", "EventDateTime", "User"}),
    HandledWithActivity = Table.AddColumn(HandledEvents, "ActivityName", each "Matching Discrepancy Handled", type text),

    SubmittedBase = Table.SelectRows(WorkflowEvents, each [WorkflowEventType] = "Submitted"),
    SubmittedEvents = Table.SelectColumns(SubmittedBase, {"InvoiceNumber", "EventDateTime", "User"}),
    SubmittedWithActivity = Table.AddColumn(SubmittedEvents, "ActivityName", each "Invoice Sent For Approval", type text),

    ApprovedBase = Table.SelectRows(WorkflowEvents, each [WorkflowEventType] = "Approved"),
    ApprovedEvents = Table.SelectColumns(ApprovedBase, {"InvoiceNumber", "EventDateTime", "User"}),
    ApprovedWithActivity = Table.AddColumn(ApprovedEvents, "ActivityName", each "Invoice Approved", type text),

    RejectedBase = Table.SelectRows(WorkflowEvents, each [WorkflowEventType] = "Rejected"),
    RejectedEvents = Table.SelectColumns(RejectedBase, {"InvoiceNumber", "EventDateTime", "User"}),
    RejectedWithActivity = Table.AddColumn(RejectedEvents, "ActivityName", each "Invoice Rejected", type text),

    BlockSetBase = Table.SelectRows(PaymentHoldHistory, each [HoldStatus] = "Blocked" and ([PreviousHoldStatus] <> "Blocked" or [PreviousHoldStatus] = null)),
    BlockSetEvents = Table.SelectColumns(BlockSetBase, {"InvoiceNumber", "EventDateTime", "User"}),
    BlockSetWithActivity = Table.AddColumn(BlockSetEvents, "ActivityName", each "Payment Block Set", type text),

    BlockReleasedBase = Table.SelectRows(PaymentHoldHistory, each ([HoldStatus] = "Unblocked" or [HoldStatus] = "") and [PreviousHoldStatus] = "Blocked"),
    BlockReleasedEvents = Table.SelectColumns(BlockReleasedBase, {"InvoiceNumber", "EventDateTime", "User"}),
    BlockReleasedWithActivity = Table.AddColumn(BlockReleasedEvents, "ActivityName", each "Payment Block Released", type text),

    PostedBase = Table.SelectRows(PostingEvents, each [PostingStatus] = "Posted"),
    PostedEvents = Table.SelectColumns(PostedBase, {"InvoiceNumber", "EventDateTime", "User"}),
    PostedWithActivity = Table.AddColumn(PostedEvents, "ActivityName", each "Invoice Posted", type text),

    ScheduledBase = Table.SelectRows(PaymentScheduleEvents, each [PaymentJournalLineStatus] = "Created" or [PaymentJournalLineStatus] = "Included"),
    ScheduledEvents = Table.SelectColumns(ScheduledBase, {"InvoiceNumber", "EventDateTime", "User"}),
    ScheduledWithActivity = Table.AddColumn(ScheduledEvents, "ActivityName", each "Payment Scheduled", type text),

    ExecutedBase = Table.SelectRows(PaymentExecutionEvents, each [SettlementStatus] = "Posted" or [PaymentStatus] = "Executed"),
    ExecutedEvents = Table.SelectColumns(ExecutedBase, {"InvoiceNumber", "EventDateTime", "User"}),
    ExecutedWithActivity = Table.AddColumn(ExecutedEvents, "ActivityName", each "Payment Executed", type text),

    AllEvents = Table.Combine({RegisterWithActivity, DataCapturedWithActivity, CodedWithActivity, MatchedWithActivity, DiscrepancyWithActivity, HandledWithActivity, SubmittedWithActivity, ApprovedWithActivity, RejectedWithActivity, BlockSetWithActivity, BlockReleasedWithActivity, PostedWithActivity, ScheduledWithActivity, ExecutedWithActivity}),
    EventsWithHeader = Table.NestedJoin(AllEvents, {"InvoiceNumber"}, HeaderDistinct, {"InvoiceNumber"}, "Header", JoinKind.LeftOuter),
    ExpandedHeader = Table.ExpandTableColumn(EventsWithHeader, "Header", {"VendorNumber", "PurchaseOrderNumber", "InvoiceAmount", "InvoiceStatus", "PaymentDueDate"}, {"VendorNumber", "PurchaseOrderNumber", "InvoiceAmount", "InvoiceStatus", "PaymentDueDate"}),
    WithSourceSystem = Table.AddColumn(ExpandedHeader, "SourceSystem", each SourceSystemValue, type text),
    WithLastDataUpdate = Table.AddColumn(WithSourceSystem, "LastDataUpdate", each RefreshTime, type datetime),
    WithEndTime = Table.AddColumn(WithLastDataUpdate, "EndTime", each [EventTime], type datetime),
    SelectedColumns = Table.SelectColumns(WithEndTime, {"InvoiceNumber", "ActivityName", "EventTime", "SourceSystem", "LastDataUpdate", "VendorNumber", "PurchaseOrderNumber", "InvoiceAmount", "User", "InvoiceStatus", "PaymentDueDate", "EndTime"}),
    TypedColumns = Table.TransformColumnTypes(SelectedColumns, {{"InvoiceNumber", type text}, {"ActivityName", type text}, {"EventTime", type datetime}, {"SourceSystem", type text}, {"LastDataUpdate", type datetime}, {"VendorNumber", type text}, {"PurchaseOrderNumber", type text}, {"InvoiceAmount", type number}, {"User", type text}, {"InvoiceStatus", type text}, {"PaymentDueDate", type date}, {"EndTime", type datetime}}),
    ValidEvents = Table.SelectRows(TypedColumns, each [InvoiceNumber] <> null and [InvoiceNumber] <> "" and [EventTime] <> null),
    SortedEvents = Table.Sort(ValidEvents, {{"InvoiceNumber", Order.Ascending}, {"EventTime", Order.Ascending}, {"ActivityName", Order.Ascending}})
in
    SortedEvents