Kredi Yönetimi ve Tahsilat Veri Şablonunuz

WITH BaseInvoices AS (
    SELECT 
        cj.INVOICEID AS InvoiceNumber,
        cj.INVOICEDATE AS InvoiceDate,
        cj.DUEDATE AS PaymentDueDate,
        cj.INVOICEAMOUNTMST AS InvoiceAmount,
        ct.NAME AS CustomerName,
        ct.CUSTGROUP AS CustomerSegment,
        -- The collector assignment can be complex. This is a common approach.
        -- It assumes the collector is assigned at the customer level in CustTable.
        -- Your configuration may differ, for example using collection pools.
        col.NAME AS CollectorAssigned,
        cj.DATAAREAID
    FROM 
        dbo.CustInvoiceJour cj
    JOIN 
        dbo.CustTable ct ON cj.INVOICECUST = ct.ACCOUNTNUM AND cj.DATAAREAID = ct.DATAAREAID
    LEFT JOIN 
        -- Placeholder for how collector might be identified. You may need to join to a different table.
        dbo.CollectionsAgent col ON ct.COLLECTIONAGENT = col.AGENTID
    WHERE 
        cj.DATAAREAID = '{CompanyCode}'
        AND cj.INVOICEDATE BETWEEN '{StartDate}' AND '{EndDate}'
)

-- 1. Invoice Generated
SELECT 
    bi.InvoiceNumber AS InvoiceNumber,
    'Invoice Generated' AS ActivityName,
    cj.CREATEDDATETIME AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    0 AS DunningLevel, 
    'Generated' AS InvoiceStatus,
    0 AS DaysOverdue
FROM 
    BaseInvoices bi
JOIN
    dbo.CustInvoiceJour cj ON bi.InvoiceNumber = cj.INVOICEID AND bi.DATAAREAID = cj.DATAAREAID

UNION ALL

-- 2. Invoice Posted and Sent
SELECT 
    bi.InvoiceNumber AS InvoiceNumber,
    'Invoice Posted and Sent' AS ActivityName,
    bi.InvoiceDate AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    0 AS DunningLevel,
    'Posted' AS InvoiceStatus,
    0 AS DaysOverdue
FROM 
    BaseInvoices bi

UNION ALL

-- 3. Payment Due Date Passed
SELECT
    bi.InvoiceNumber AS InvoiceNumber,
    'Payment Due Date Passed' AS ActivityName,
    bi.PaymentDueDate AS EventTime, -- The event happens on the due date
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    0 AS DunningLevel,
    'Overdue' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, GETUTCDATE()) AS DaysOverdue
FROM
    BaseInvoices bi
JOIN 
    dbo.CustTrans ct ON bi.InvoiceNumber = ct.INVOICE AND bi.DATAAREAID = ct.DATAAREAID
WHERE
    bi.PaymentDueDate < GETUTCDATE()
    AND ct.CLOSED = '1900-01-01 00:00:00.000' -- Logic to find open/unsettled transactions

UNION ALL

-- 4. Dunning Letter Generated
SELECT 
    clj.INVOICEID AS InvoiceNumber,
    'Dunning Letter Generated' AS ActivityName,
    clj.CREATEDDATETIME AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    clj.COLLECTIONLETTERCODE AS DunningLevel,
    'In Dunning' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, clj.CREATEDDATETIME) AS DaysOverdue
FROM 
    dbo.CustCollectionLetterJour clj
JOIN
    BaseInvoices bi ON clj.INVOICEID = bi.InvoiceNumber AND clj.DATAAREAID = bi.DATAAREAID

UNION ALL

-- 5. Collection Activity Logged
-- This assumes smmActivities are used and linked to the customer.
-- Linking directly to an invoice can be difficult.
SELECT 
    bi.InvoiceNumber AS InvoiceNumber,
    'Collection Activity Logged' AS ActivityName,
    sa.CREATEDDATETIME AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'In Collections' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, sa.CREATEDDATETIME) AS DaysOverdue
FROM 
    dbo.smmActivities sa
JOIN
    dbo.CustTable ct ON sa.PARTY = ct.PARTY
JOIN
    BaseInvoices bi ON ct.ACCOUNTNUM = (SELECT TOP 1 INVOICECUST FROM dbo.CustInvoiceJour WHERE INVOICEID = bi.InvoiceNumber AND DATAAREAID = bi.DATAAREAID) AND ct.DATAAREAID = bi.DATAAREAID
WHERE
    sa.DATAAREAID = '{CompanyCode}' AND sa.CREATEDDATETIME > bi.InvoiceDate

UNION ALL

-- 6. Payment Promise Created
SELECT 
    bi.InvoiceNumber,
    'Payment Promise Created' AS ActivityName,
    cpp.CREATEDDATETIME AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'Payment Promised' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, cpp.CREATEDDATETIME) AS DaysOverdue
FROM 
    dbo.CustPromisedPayment cpp
JOIN 
    dbo.CustTrans ct ON cpp.TRANSACTIONREFRECID = ct.RECID AND cpp.DATAAREAID = ct.DATAAREAID
JOIN
    BaseInvoices bi ON ct.INVOICE = bi.InvoiceNumber AND ct.DATAAREAID = bi.DATAAREAID

UNION ALL

-- 7. Dispute Registered
SELECT 
    bi.InvoiceNumber,
    'Dispute Registered' AS ActivityName,
    cd.CREATEDDATETIME AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'Disputed' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, cd.CREATEDDATETIME) AS DaysOverdue
FROM 
    dbo.CustDispute cd
JOIN 
    dbo.CustTrans ct ON cd.CUSTTRANSRECID = ct.RECID AND cd.DATAAREAID = ct.DATAAREAID
JOIN
    BaseInvoices bi ON ct.INVOICE = bi.InvoiceNumber AND ct.DATAAREAID = bi.DATAAREAID
WHERE
    cd.STATUS = 1 -- Assuming 1 means opened/registered

UNION ALL

-- 8. Dispute Resolved
SELECT 
    bi.InvoiceNumber,
    'Dispute Resolved' AS ActivityName,
    cd.MODIFIEDDATETIME AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'Posted' AS InvoiceStatus, -- Status returns to normal after resolution
    DATEDIFF(day, bi.PaymentDueDate, cd.MODIFIEDDATETIME) AS DaysOverdue
FROM 
    dbo.CustDispute cd
JOIN 
    dbo.CustTrans ct ON cd.CUSTTRANSRECID = ct.RECID AND cd.DATAAREAID = ct.DATAAREAID
JOIN
    BaseInvoices bi ON ct.INVOICE = bi.InvoiceNumber AND ct.DATAAREAID = bi.DATAAREAID
WHERE
    cd.STATUS = 2 -- Assuming 2 means closed/resolved

UNION ALL

-- 9. Payment Received (Journal Created, not yet posted)
-- This can be difficult to capture accurately and link to a specific invoice before settlement.
-- This is an approximation based on journal creation.
SELECT 
    bi.InvoiceNumber,
    'Payment Received' AS ActivityName,
    cpjl.CREATEDDATETIME AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'Payment Pending' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, cpjl.CREATEDDATETIME) AS DaysOverdue
FROM 
    dbo.CustomerPaymentJournalLineEntity cpjl
JOIN
    BaseInvoices bi ON cpjl.AccountDisplayValue = (SELECT TOP 1 INVOICECUST FROM dbo.CustInvoiceJour WHERE INVOICEID = bi.InvoiceNumber AND DATAAREAID = bi.DATAAREAID) AND cpjl.Company = bi.DATAAREAID
WHERE
    cpjl.CREATEDDATETIME >= bi.InvoiceDate

UNION ALL

-- 10. Payment Posted (Settlement Transaction)
-- Captures each partial or full payment application
SELECT 
    bi.InvoiceNumber,
    'Payment Posted' AS ActivityName,
    cs.TRANSDATE AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'Partially Paid' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, cs.TRANSDATE) AS DaysOverdue
FROM 
    dbo.CustSettlement cs
JOIN 
    dbo.CustTrans ct ON cs.TRANSRECID = ct.RECID AND cs.DATAAREAID = ct.DATAAREAID
JOIN
    BaseInvoices bi ON ct.INVOICE = bi.InvoiceNumber AND ct.DATAAREAID = bi.DATAAREAID
WHERE 
    cs.SETTLEAMOUNTCUR > 0

UNION ALL

-- 11. Invoice Settled
SELECT 
    bi.InvoiceNumber,
    'Invoice Settled' AS ActivityName,
    ct.CLOSEDDATE AS EventTime,
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'Settled' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, ct.CLOSEDDATE) AS DaysOverdue
FROM 
    dbo.CustTrans ct
JOIN
    BaseInvoices bi ON ct.INVOICE = bi.InvoiceNumber AND ct.DATAAREAID = bi.DATAAREAID
WHERE 
    ct.CLOSEDDATE <> '1900-01-01 00:00:00.000'
    AND ct.TRANSTYPE = 11 -- Enum for Sales Invoice

UNION ALL

-- 12. Invoice Written Off
SELECT
    bi.InvoiceNumber,
    'Invoice Written Off' AS ActivityName,
    ct.TRANSDATE AS EventTime, -- The date of the write-off transaction
    bi.CollectorAssigned,
    bi.InvoiceAmount,
    bi.CustomerName,
    bi.CustomerSegment,
    bi.PaymentDueDate,
    NULL AS DunningLevel,
    'Written Off' AS InvoiceStatus,
    DATEDIFF(day, bi.PaymentDueDate, ct.TRANSDATE) AS DaysOverdue
FROM
    dbo.CustTrans ct
JOIN
    BaseInvoices bi ON ct.INVOICE = bi.InvoiceNumber AND ct.DATAAREAID = bi.DATAAREAID
WHERE 
    ct.TRANSTYPE = 19; -- Enum for Write-off. This may vary based on configuration.

import requests
import pandas as pd
import msal
import json
from datetime import datetime, timedelta

class=class="hl-string">"hl-comment"># --- Configuration --- 
D365_HOST = class="hl-string">"https://[your-d365-environment-url].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]"

class=class="hl-string">"hl-comment"># Date range for the extraction
start_date = class="hl-string">"2023-01-01"
end_date = class="hl-string">"2023-06-30"
default_company = class="hl-string">"[Your Company ID, e.g., USMF]"

class=class="hl-string">"hl-comment"># MSAL configuration
authority = fclass="hl-string">"https://login.microsoftonline.com/{TENANT_ID}"
scope = [fclass="hl-string">"{D365_HOST}/.default"]

class=class="hl-string">"hl-comment"># --- Authentication --- 
app = msal.ConfidentialClientApplication(CLIENT_ID, authority=authority, client_credential=CLIENT_SECRET)
result = app.acquire_token_silent(scope, account=None)

if not result:
    result = app.acquire_token_for_client(scopes=scope)

if class="hl-string">"access_token" not in result:
    raise Exception(class="hl-string">"Could not obtain access token: " + result.get(class="hl-string">"error_description"))

access_token = result[class="hl-string">'access_token']
headers = {
    class="hl-string">'Authorization': class="hl-string">'Bearer ' + access_token,
    class="hl-string">'Content-Type': class="hl-string">'application/json',
    class="hl-string">'Accept': class="hl-string">'application/json'
}

class=class="hl-string">"hl-comment"># --- Data Fetching Function --- 
def get_odata_data(entity_url):
    all_records = []
    url = entity_url
    while url:
        try:
            response = requests.get(url, headers=headers, params={class="hl-string">'cross-company': class="hl-string">'true'})
            response.raise_for_status() class=class="hl-string">"hl-comment"># Raises an HTTPError for bad responses (4xx or 5xx)
            data = response.json()
            all_records.extend(data.get(class="hl-string">'value', []))
            url = data.get(class="hl-string">'@odata.nextLink')
        except requests.exceptions.HTTPError as err:
            print(fclass="hl-string">"HTTP Error fetching data: {err}")
            print(fclass="hl-string">"Response content: {err.response.text}")
            break
        except json.JSONDecodeError:
            print(fclass="hl-string">"Failed to decode JSON from response: {response.text}")
            break
    return all_records

class=class="hl-string">"hl-comment"># --- Main Extraction Logic --- 
all_events = []

print(class="hl-string">"1. Extracting 'Invoice Generated' and 'Invoice Posted'...")
invoice_entity_url = fclass="hl-string">"{D365_HOST}/data/CustInvoiceJours?$filter=dataAreaId eq '{default_company}' and InvoiceDate ge {start_date}T00:00:00Z and InvoiceDate le {end_date}T23:59:59Z&$select=InvoiceNumber,InvoiceDate,createdDateTime,DueDate,InvoiceAmount,SalesOrderNumber,InvoiceCustomerAccountNumber,CustomerName,dataAreaId"
invoices = get_odata_data(invoice_entity_url)
if invoices:
    df_invoices = pd.DataFrame(invoices)
    df_invoices[class="hl-string">'ActivityName'] = class="hl-string">'Invoice Generated'
    df_invoices[class="hl-string">'EventTime'] = pd.to_datetime(df_invoices[class="hl-string">'createdDateTime']).dt.tz_localize(None)
    df_invoices.rename(columns={class="hl-string">'InvoiceNumber': class="hl-string">'InvoiceNumber', class="hl-string">'InvoiceAmount': class="hl-string">'InvoiceAmount', class="hl-string">'CustomerName': class="hl-string">'CustomerName', class="hl-string">'DueDate': class="hl-string">'PaymentDueDate'}, inplace=True)
    all_events.append(df_invoices[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime', class="hl-string">'InvoiceAmount', class="hl-string">'CustomerName', class="hl-string">'PaymentDueDate']])

    df_posted = df_invoices.copy()
    df_posted[class="hl-string">'ActivityName'] = class="hl-string">'Invoice Posted and Sent'
    df_posted[class="hl-string">'EventTime'] = pd.to_datetime(df_posted[class="hl-string">'InvoiceDate']).dt.tz_localize(None)
    all_events.append(df_posted[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime', class="hl-string">'InvoiceAmount', class="hl-string">'CustomerName', class="hl-string">'PaymentDueDate']])

    print(class="hl-string">"2. Calculating 'Payment Due Date Passed'...")
    df_due_passed = df_invoices[pd.to_datetime(df_invoices[class="hl-string">'PaymentDueDate']).dt.date < datetime.now().date()].copy()
    df_due_passed[class="hl-string">'ActivityName'] = class="hl-string">'Payment Due Date Passed'
    df_due_passed[class="hl-string">'EventTime'] = pd.to_datetime(df_due_passed[class="hl-string">'PaymentDueDate']) + timedelta(days=1)
    all_events.append(df_due_passed[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime', class="hl-string">'InvoiceAmount', class="hl-string">'CustomerName', class="hl-string">'PaymentDueDate']])

print(class="hl-string">"3. Extracting 'Dunning Letter Generated'...")
dunning_entity_url = fclass="hl-string">"{D365_HOST}/data/CustCollectionLetterJours?$filter=dataAreaId eq '{default_company}' and CollectionLetterDate ge {start_date}T00:00:00Z and CollectionLetterDate le {end_date}T23:59:59Z&$select=InvoiceNumber,CollectionLetterCode,CollectionLetterDate"
dunning_letters = get_odata_data(dunning_entity_url)
if dunning_letters:
    df_dunning = pd.DataFrame(dunning_letters)
    df_dunning[class="hl-string">'ActivityName'] = class="hl-string">'Dunning Letter Generated'
    df_dunning[class="hl-string">'EventTime'] = pd.to_datetime(df_dunning[class="hl-string">'CollectionLetterDate']).dt.tz_localize(None)
    df_dunning.rename(columns={class="hl-string">'InvoiceNumber': class="hl-string">'InvoiceNumber', class="hl-string">'CollectionLetterCode': class="hl-string">'DunningLevel'}, inplace=True)
    all_events.append(df_dunning[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime', class="hl-string">'DunningLevel']])

print(class="hl-string">"4. Extracting 'Payment Received' and 'Payment Posted'...")
settlements_entity_url = f"{D365_HOST}/data/CustSettlements?$filter=dataAreaId eq class="hl-string">'{default_company}' and TransDate ge {start_date}T00:00:00Z and TransDate le {end_date}T23:59:59Z&$select=OffsetRecId,TransDate,createdDateTime,SettlementAmountCur
&expand=CustInvoiceJour($select=InvoiceNumber)"
settlements = get_odata_data(settlements_entity_url)
if settlements:
    class=class="hl-string">"hl-comment"># Flatten the expanded data
    flat_settlements = []
    for s in settlements:
        if s.get(class="hl-string">'CustInvoiceJour'):
            s[class="hl-string">'InvoiceNumber'] = s[class="hl-string">'CustInvoiceJour'][class="hl-string">'InvoiceNumber']
            flat_settlements.append(s)

    df_settlements = pd.DataFrame(flat_settlements)
    df_received = df_settlements.copy()
    df_received[class="hl-string">'ActivityName'] = class="hl-string">'Payment Received'
    df_received[class="hl-string">'EventTime'] = pd.to_datetime(df_received[class="hl-string">'createdDateTime']).dt.tz_localize(None)
    all_events.append(df_received[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime']])
    
    df_posted_payment = df_settlements.copy()
    df_posted_payment[class="hl-string">'ActivityName'] = class="hl-string">'Payment Posted'
    df_posted_payment[class="hl-string">'EventTime'] = pd.to_datetime(df_posted_payment[class="hl-string">'TransDate']).dt.tz_localize(None)
    all_events.append(df_posted_payment[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime']])

class=class="hl-string">"hl-comment"># Note: Other activities like Disputes, Promises, Write-offs often involve custom entities or status fields.
class=class="hl-string">"hl-comment"># The following are conceptual examples assuming certain fields exist.
class=class="hl-string">"hl-comment"># You MUST adapt these to your specific D365 configuration.

print(class="hl-string">"5. Extracting 'Dispute Registered' and 'Dispute Resolved' (Conceptual)... ")
class=class="hl-string">"hl-comment"># Assuming a status field class="hl-string">'CollectionStatus' on the invoice indicates a dispute.
class=class="hl-string">"hl-comment"># This would ideally be sourced from an audit trail if available. This example assumes a snapshot.
dispute_entity_url = fclass="hl-string">"{D365_HOST}/data/CustInvoiceJours?$filter=dataAreaId eq '{default_company}' and (CollectionStatus eq 'Disputed' or CollectionStatus eq 'Resolved') and modifiedDateTime ge {start_date}T00:00:00Z&$select=InvoiceNumber,CollectionStatus,modifiedDateTime"
disputes = get_odata_data(dispute_entity_url)
if disputes:
    df_disputes = pd.DataFrame(disputes)
    df_disputes[class="hl-string">'ActivityName'] = df_disputes[class="hl-string">'CollectionStatus'].apply(lambda x: class="hl-string">'Dispute Registered' if x == class="hl-string">'Disputed' else class="hl-string">'Dispute Resolved')
    df_disputes[class="hl-string">'EventTime'] = pd.to_datetime(df_disputes[class="hl-string">'modifiedDateTime']).dt.tz_localize(None)
    all_events.append(df_disputes[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime']])

print(class="hl-string">"6. Extracting 'Payment Promise Created' (Conceptual)... ")
promise_entity_url = fclass="hl-string">"{D365_HOST}/data/CustPromisedPayments?$filter=dataAreaId eq '{default_company}' and createdDateTime ge {start_date}T00:00:00Z&$select=Invoice,createdDateTime,PromisedDate,PromisedAmount&$expand=CustInvoiceJour($select=InvoiceNumber)"
promises = get_odata_data(promise_entity_url)
if promises:
    flat_promises = []
    for p in promises:
        if p.get(class="hl-string">'CustInvoiceJour'):
            p[class="hl-string">'InvoiceNumber'] = p[class="hl-string">'CustInvoiceJour'][class="hl-string">'InvoiceNumber']
            flat_promises.append(p)
    df_promises = pd.DataFrame(flat_promises)
    df_promises[class="hl-string">'ActivityName'] = class="hl-string">'Payment Promise Created'
    df_promises[class="hl-string">'EventTime'] = pd.to_datetime(df_promises[class="hl-string">'createdDateTime']).dt.tz_localize(None)
    all_events.append(df_promises[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime']])
    
print(class="hl-string">"7. Extracting 'Collection Activity Logged' (Conceptual)... ")
class=class="hl-string">"hl-comment"># Linking activities to invoices can be indirect, often through the customer account.
activity_entity_url = fclass="hl-string">"{D365_HOST}/data/smmActivities?$filter=dataAreaId eq '{default_company}' and StartDateTime ge {start_date}T00:00:00Z and Purpose eq '[Your Collection Activity Purpose]'&$select=ActivityNumber,ParentRecordEntityName,ParentRecordRecId,StartDateTime,ResponsibleWorkerName&$expand=CustTable($select=AccountNumber)"
activities = get_odata_data(activity_entity_url)
class=class="hl-string">"hl-comment"># This section requires custom logic to map customer-level activities to open invoices at that time.
class=class="hl-string">"hl-comment"># A simplified approach is omitted here due to its complexity.

print(class="hl-string">"8. Identifying 'Invoice Settled' (Conceptual)... ")
settled_entity_url = fclass="hl-string">"{D365_HOST}/data/CustInvoiceJours?$filter=dataAreaId eq '{default_company}' and Status eq 'Paid' and LastSettlementDate ge {start_date}T00:00:00Z&$select=InvoiceNumber,LastSettlementDate"
settled_invoices = get_odata_data(settled_entity_url)
if settled_invoices:
    df_settled = pd.DataFrame(settled_invoices)
    df_settled[class="hl-string">'ActivityName'] = class="hl-string">'Invoice Settled'
    df_settled[class="hl-string">'EventTime'] = pd.to_datetime(df_settled[class="hl-string">'LastSettlementDate']).dt.tz_localize(None)
    all_events.append(df_settled[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime']])

print(class="hl-string">"9. Identifying 'Invoice Written Off' (Conceptual)... ")
class=class="hl-string">"hl-comment"># This is identified by a specific type of transaction in CustTrans.
writeoff_entity_url = fclass="hl-string">"{D365_HOST}/data/CustTrans?$filter=dataAreaId eq '{default_company}' and TransType eq 'WriteOff' and TransDate ge {start_date}T00:00:00Z&$select=Invoice,TransDate,Txt"
writeoffs = get_odata_data(writeoff_entity_url)
if writeoffs:
    df_writeoffs = pd.DataFrame(writeoffs)
    df_writeoffs.rename(columns={class="hl-string">'Invoice': class="hl-string">'InvoiceNumber'}, inplace=True)
    df_writeoffs[class="hl-string">'ActivityName'] = class="hl-string">'Invoice Written Off'
    df_writeoffs[class="hl-string">'EventTime'] = pd.to_datetime(df_writeoffs[class="hl-string">'TransDate']).dt.tz_localize(None)
    all_events.append(df_writeoffs[[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime']])

class=class="hl-string">"hl-comment"># --- Final Processing --- 
if all_events:
    print(class="hl-string">"Combining all events...")
    final_df = pd.concat(all_events, ignore_index=True)
    final_df.sort_values(by=[class="hl-string">'InvoiceNumber', class="hl-string">'EventTime'], inplace=True)
    
    class=class="hl-string">"hl-comment"># Fill forward attributes for a complete log
    attributes_to_fill = [class="hl-string">'InvoiceAmount', class="hl-string">'CustomerName', class="hl-string">'PaymentDueDate', class="hl-string">'DunningLevel']
    for attr in attributes_to_fill:
        if attr not in final_df.columns:
            final_df[attr] = None
    
    final_df[attributes_to_fill] = final_df.groupby(class="hl-string">'InvoiceNumber')[attributes_to_fill].fillna(method=class="hl-string">'ffill').fillna(method=class="hl-string">'bfill')
    
    final_df = final_df.dropna(subset=[class="hl-string">'InvoiceNumber', class="hl-string">'ActivityName', class="hl-string">'EventTime'])
    
    output_filename = class="hl-string">'d365_collections_event_log.csv'
    final_df.to_csv(output_filename, index=False, date_format=class="hl-string">'%Y-%m-%dT%H:%M:%S.%f')
    print(fclass="hl-string">"Event log successfully created: {output_filename}")
else:
    print(class="hl-string">"No events were extracted. Please check your configuration and date range.")