<cfsetting showdebugoutput="false">
<cfsetting enablecfoutputonly="true">
<cfcontent type="application/json; charset=utf-8" reset="true">

<cfscript>
/**
 * Read-only worker earnings/payout ledger.
 */

response = { "OK": false };

try {
    requestData = deserializeJSON(toString(getHttpRequestData().content));
    userID = val(requestData.UserID ?: 0);

    if (userID == 0 && structKeyExists(request, "UserID")) {
        userID = val(request.UserID);
    }

    if (userID == 0) {
        response["ERROR"] = "missing_params";
        response["MESSAGE"] = "UserID is required.";
        writeOutput(serializeJSON(response));
        abort;
    }

    // Get ledger entries (most recent first)
    qLedger = queryTimed("
        SELECT ID, TaskID, GrossEarningsCents, ActivationWithheldCents,
               NetTransferCents, Status, CreatedAt
        FROM WorkPayoutLedgers
        WHERE UserID = :userID
        ORDER BY CreatedAt DESC
        LIMIT 100
    ", { userID: userID }, { datasource: "payfrit" });

    // Get totals
    qTotals = queryTimed("
        SELECT
            COALESCE(SUM(GrossEarningsCents), 0) AS TotalGrossCents,
            COALESCE(SUM(ActivationWithheldCents), 0) AS TotalWithheldCents,
            COALESCE(SUM(CASE WHEN Status = 'transferred' THEN NetTransferCents ELSE 0 END), 0) AS TotalTransferredCents
        FROM WorkPayoutLedgers
        WHERE UserID = :userID
    ", { userID: userID }, { datasource: "payfrit" });

    ledgerEntries = [];
    for (row in qLedger) {
        arrayAppend(ledgerEntries, {
            "ID": row.ID,
            "TaskID": row.TaskID,
            "GrossEarningsCents": row.GrossEarningsCents,
            "ActivationWithheldCents": row.ActivationWithheldCents,
            "NetTransferCents": row.NetTransferCents,
            "Status": row.Status,
            "CreatedAt": dateTimeFormat(row.CreatedAt, "yyyy-MM-dd'T'HH:nn:ss") & "Z"
        });
    }

    response["OK"] = true;
    response["LEDGER"] = ledgerEntries;
    response["TOTALS"] = {
        "TotalGrossCents": val(qTotals.TotalGrossCents),
        "TotalWithheldCents": val(qTotals.TotalWithheldCents),
        "TotalTransferredCents": val(qTotals.TotalTransferredCents)
    };

} catch (any e) {
    response["ERROR"] = e.message;
}

writeOutput(serializeJSON(response));
</cfscript>