-- Draft p1790621868706_fb5f7cf3 - SuperValu invoice 907260825592619
-- 2 of 3: InvoiceHeader + InvoiceDetail, the rows SaveService would write for this draft.
-- Vendor 1 = SuperValu (the draft has no vendor selected).
-- PO: next 10-digit number across InvoiceHeader and POHeader, same as the app.
USE posinv;
GO

SET XACT_ABORT ON;
BEGIN TRAN;

DECLARE @vendor int = 1,
        @inv varchar(100) = '907260825592619',
        @date datetime = '20260825',
        @receiver int = 1,  -- your emp_no from posbdat..Employees
        @po varchar(12);

IF EXISTS (SELECT 1 FROM dbo.InvoiceHeader WITH (UPDLOCK, HOLDLOCK) WHERE InvoiceNumber = @inv AND Vendor = @vendor)
BEGIN
    ROLLBACK;
    RAISERROR('Invoice 907260825592619 already exists for vendor 1', 16, 1);
    RETURN;
END

SELECT @po = RIGHT(REPLICATE('0', 10) + CAST(CASE WHEN InvoiceMax > POMax THEN InvoiceMax ELSE POMax END + 1 AS varchar(20)), 10)
FROM (SELECT
    ISNULL((SELECT MAX(TRY_CONVERT(bigint, LTRIM(RTRIM(PONumber)))) FROM dbo.InvoiceHeader WITH (UPDLOCK, HOLDLOCK)
            WHERE LTRIM(RTRIM(PONumber)) NOT LIKE '%[^0-9]%'), 0) AS InvoiceMax,
    ISNULL((SELECT MAX(TRY_CONVERT(bigint, LTRIM(RTRIM(PONumber)))) FROM dbo.POHeader WITH (UPDLOCK, HOLDLOCK)
            WHERE LTRIM(RTRIM(PONumber)) NOT LIKE '%[^0-9]%'), 0) AS POMax) AS M;

-- TotalCost = sum of line Totals (21.00 + 20.53)
-- TotalPrice = sum of Price * Pack * QuantityCase (only the qty-1 rotini line: 1.39 * 1 * 1)
-- Price_Cost_Change = 1 because script 3 creates a batch
INSERT INTO dbo.InvoiceHeader
    (PONumber, PODate, InvoiceDate, Vendor, InvoiceNumber, VendorTotal, ReceivedInvoice, Price_Cost_Change,
     TotalCost, TotalPrice, InvoiceQuantity, Salesman, Receiver, Deliverer)
VALUES
    (@po, @date, @date, @vendor, @inv, 480.11, 1, 1,
     41.53, 1.39, 1, '', @receiver, '');

-- Cost = case cost / pack, CaseCost = invoice cost, Price = unit retail
INSERT INTO dbo.InvoiceDetail
    (PONumber, UPC, Cert_code, Description, Cost, Price, Total, Pack, CaseCost, QuantityCase, Size, UnitOfMeasure, PurchaseType)
VALUES
    (@po, '0002680000550', 'F 645479', 'AMER/BEAUTY ROTINI',        0,     1.39, 21.00, 1,   0,     0, '16',   'OZ', 0),
    (@po, '0088810925309', '3491452',  'HST GLAZED HNY BUN',        0,     2.49, 0,     184, 0,     0, NULL,   'OZ', 0),
    (@po, '0019269900079', '4178665',  'SMYNG BLDK ROSE BG BWL 3.', 0,     3.29, 0,     824, 0,     0, '0.65', 'OZ', 0),
    (@po, '0002680000550', '645479',   'AMER/BEAUTY ROTINI',        20.53, 1.39, 20.53, 1,   20.53, 1, '16',   'OZ', 0);

SELECT @po AS PONumber;
COMMIT;
GO