Page 378 Bank Account Balance Lines, source in 29

// ------------------------------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See License.txt in the project root for license information.
// ------------------------------------------------------------------------------------------------
namespace Microsoft.Bank.BankAccount;

using Microsoft.Bank.Ledger;
using Microsoft.Foundation.Enums;
using Microsoft.Foundation.Period;
using System.Utilities;

/// <summary>
/// List part for displaying bank account balance data organized by time periods.
/// Shows detailed balance information for period-based analysis and reporting.
/// </summary>
/// <remarks>
/// Source Table: Bank Account Balance Buffer (929). Used as part of Bank Account Balance page.
/// Displays calculated balance data with drill-down capabilities to ledger entries.
/// </remarks>
page 378 "Bank Account Balance Lines"
{
    Caption = 'Lines';
    LinksAllowed = false;
    PageType = ListPart;
    SourceTable = "Bank Account Balance Buffer";
    SourceTableTemporary = true;

    layout
    {
        area(content)
        {
            repeater(Control1)
            {
                Editable = false;
                ShowCaption = false;
                field("Period Start"; Rec."Period Start")
                {
                    ApplicationArea = Basic, Suite;
                    Caption = 'Period Start';
                }
                field("Period Name"; Rec."Period Name")
                {
                    ApplicationArea = Basic, Suite;
                    Caption = 'Period Name';
                }
                field(NetChange; Rec."Net Change")
                {
                    ApplicationArea = Basic, Suite;
                    AutoFormatExpression = BankAcc."Currency Code";
                    AutoFormatType = 1;
                    Caption = 'Net Change';
                    DrillDown = true;

                    trigger OnDrillDown()
                    begin
                        ShowBankAccEntries();
                    end;
                }
#pragma warning disable AA0100
                field("BankAcc.""Net Change (LCY)"""; Rec."Net Change (LCY)")
#pragma warning restore AA0100
                {
                    ApplicationArea = Basic, Suite;
                    AutoFormatType = 1;
                    Caption = 'Net Change (LCY)';
                    DrillDown = true;
                    ToolTip = 'Specifies the net value of entries in LCY for the period shown in the left column.';

                    trigger OnDrillDown()
                    begin
                        ShowBankAccEntries();
                    end;
                }
            }
        }
    }

    actions
    {
    }

    trigger OnAfterGetRecord()
    begin
        CalcLine();
    end;

    trigger OnFindRecord(Which: Text) FoundDate: Boolean
    var
        VariantRec: Variant;
    begin
        VariantRec := Rec;
        FoundDate := PeriodFormLinesMgt.FindDate(VariantRec, DateRec, Which, PeriodType.AsInteger());
        Rec := VariantRec;
    end;

    trigger OnNextRecord(Steps: Integer) ResultSteps: Integer
    var
        VariantRec: Variant;
    begin
        VariantRec := Rec;
        ResultSteps := PeriodFormLinesMgt.NextDate(VariantRec, DateRec, Steps, PeriodType.AsInteger());
        Rec := VariantRec;
    end;

    trigger OnOpenPage()
    begin
        Rec.Reset();
    end;

    var
        BankAccLedgEntry: Record "Bank Account Ledger Entry";
        DateRec: Record Date;
        PeriodFormLinesMgt: Codeunit "Period Form Lines Mgt.";
        PeriodType: Enum "Analysis Period Type";
        AmountType: Enum "Analysis Amount Type";

    protected var
        BankAcc: Record "Bank Account";

    /// <summary>
    /// Initializes the balance lines with bank account data and analysis parameters.
    /// </summary>
    /// <param name="NewBankAcc">Bank account record to analyze</param>
    /// <param name="NewPeriodType">Period type for analysis grouping</param>
    /// <param name="NewAmountType">Amount type for analysis calculations</param>
    procedure SetLines(var NewBankAcc: Record "Bank Account"; NewPeriodType: Enum "Analysis Period Type"; NewAmountType: Enum "Analysis Amount Type")
    begin
        BankAcc.Copy(NewBankAcc);

        Rec.DeleteAll();
        Clear(Rec);
        Rec.Init();

        PeriodType := NewPeriodType;
        AmountType := NewAmountType;
        CurrPage.Update(false);
    end;

    local procedure ShowBankAccEntries()
    begin
        SetDateFilter();
        BankAccLedgEntry.Reset();
        BankAccLedgEntry.SetCurrentKey("Bank Account No.", "Posting Date");
        BankAccLedgEntry.SetRange("Bank Account No.", BankAcc."No.");
        BankAccLedgEntry.SetFilter("Posting Date", BankAcc.GetFilter("Date Filter"));
        BankAccLedgEntry.SetFilter("Global Dimension 1 Code", BankAcc.GetFilter("Global Dimension 1 Filter"));
        BankAccLedgEntry.SetFilter("Global Dimension 2 Code", BankAcc.GetFilter("Global Dimension 2 Filter"));
        PAGE.Run(0, BankAccLedgEntry);
    end;

    /// <summary>
    /// Sets date filter on bank account based on current period and amount type.
    /// </summary>
    procedure SetDateFilter()
    begin
        if AmountType = AmountType::"Net Change" then
            BankAcc.SetRange("Date Filter", Rec."Period Start", Rec."Period End")
        else
            BankAcc.SetRange("Date Filter", 0D, Rec."Period End");
    end;

    local procedure CalcLine()
    begin
        SetDateFilter();
        BankAcc.CalcFields("Net Change", "Net Change (LCY)");
        Rec."Net Change" := BankAcc."Net Change";
        Rec."Net Change (LCY)" := BankAcc."Net Change (LCY)";

        OnAfterCalcLine(BankAcc, Rec);
    end;

    /// <summary>
    /// Integration event raised after calculating balance line data for bank account balance display.
    /// Enables custom field updates or additional calculations for balance buffer records.
    /// </summary>
    /// <param name="BankAccount">Source bank account record</param>
    /// <param name="BankAccountBalanceBuffer">Balance buffer record being populated</param>
    /// <remarks>
    /// Raised from CalcLine procedure after populating standard balance fields.
    /// </remarks>
    [IntegrationEvent(false, false)]
    local procedure OnAfterCalcLine(var BankAccount: Record "Bank Account"; var BankAccountBalanceBuffer: Record "Bank Account Balance Buffer")
    begin
    end;
}