namespace MMDAL.DTO.MMHead
{
    public class LoadMMHeadDTO
    {
        // ─── Header (driven by the first source document) ────────────────────────
        public int     SourceDocumentId             { get; set; }
        public int     PartyId                      { get; set; }
        public int     PartyBranchId                { get; set; }
        public int     StoreId                      { get; set; }
        public int     CurrencyId                   { get; set; }
        public int     OUId                         { get; set; }
        public int     CompanyId                    { get; set; }
        public decimal ExchangeRate                 { get; set; }
        public int     SourceBizTransactionTypeId   { get; set; }
        public int     BizTransactionClassId        { get; set; }
        public int     AllocationId                 { get; set; }

        // ─── Charge config change detection ──────────────────────────────────────
        // ChargeConfigChanged = true signals the FE to show a diff dialog before loading.
        // The Charges list always reflects the CURRENT active config;
        // InputValues are sourced from the source document where formula codes match.
        public bool    ChargeConfigChanged          { get; set; }
        public int?    SourceConfigVersionId        { get; set; }
        public int?    CurrentConfigVersionId       { get; set; }

        // ─── Rich detail collections ──────────────────────────────────────────────
        public List<LoadMMDetailDTO>      Details     { get; set; } = [];
        public List<LoadMMChargesDTO>     Charges     { get; set; } = [];
        public List<LoadMMPackDetailDTO>  PackDetails { get; set; } = [];
        public List<LoadMMBatchDTO>       Batches     { get; set; } = [];
        public List<LoadMMAttachmentDTO>  Attachments { get; set; } = [];
    }

    public class LoadMMDetailDTO
    {
        public int     SourceDocumentId             { get; set; }
        public int     SourceDetailId               { get; set; }
        public int     ItemId                       { get; set; }
        public string  ItemCode                     { get; set; } = string.Empty;
        public string  ItemName                     { get; set; } = string.Empty;
        public int     SKUId                        { get; set; }
        public string  SKUCode                      { get; set; } = string.Empty;
        public string  SKUName                      { get; set; } = string.Empty;
        public decimal Quantity                     { get; set; }
        // All pending quantity types from TPENDINGALLOCATION:
        public decimal PendingQuantity              { get; set; }
        public decimal PendingRejectedQuantity      { get; set; }
        public decimal PendingReworkQuantity        { get; set; }
        public decimal PendingOtherQuantity         { get; set; }
        public int     UOMId                        { get; set; }
        public string  UOMCode                      { get; set; } = string.Empty;
        public string  UOMName                      { get; set; } = string.Empty;
        public decimal Rate                         { get; set; }
        public int     StoreId                      { get; set; }
        // INDENT source populates these to allow header construction without a separate header query
        public int     PartyId                      { get; set; }
        public int     PartyBranchId                { get; set; }
        public int     OUId                         { get; set; }
        public int     CompanyId                    { get; set; }
        public int     AllocationId                 { get; set; }
        public int     AllotedBizTransactionClassId { get; set; }
        public decimal GrossWeight                  { get; set; }
        public decimal NetWeight                    { get; set; }
        public int     PackId                       { get; set; }
        public decimal PackQuantity                 { get; set; }
    }

    // Sparse-aware: InputValue carries the rate/% from the source document.
    // CalculatedValue is intentionally omitted — it is recomputed on new document save.
    // IsFromCurrentConfig / IsFromSourceConfig enable the FE diff display when config changed.
    public class LoadMMChargesDTO
    {
        public int     SourceDetailId       { get; set; }   // -1 = header-level charge
        public int     ChargeDetailId       { get; set; }
        public int     FormulaId            { get; set; }
        public string  FormulaCode          { get; set; } = string.Empty;
        public string  FormulaName          { get; set; } = string.Empty;
        public byte    OperationType        { get; set; }
        public byte    InputType            { get; set; }
        public int     SlNo                 { get; set; }
        public decimal InputValue           { get; set; }
        public bool    IsFromCurrentConfig  { get; set; }
        public bool    IsFromSourceConfig   { get; set; }
    }

    public class LoadMMPackDetailDTO
    {
        public int     SourceDetailId       { get; set; }
        public int     PackNumberId         { get; set; }
        public decimal GoodQuantity         { get; set; }
        public decimal RejectedQuantity     { get; set; }
        public decimal GrossWeight          { get; set; }
        public decimal NetWeight            { get; set; }
    }

    public class LoadMMBatchDTO
    {
        public int      SourceDetailId      { get; set; }
        public int      LotId               { get; set; }
        public string   LotNumber           { get; set; } = string.Empty;
        public DateTime LotDate             { get; set; }
        public int      ItemId              { get; set; }
        public int      SKUId               { get; set; }
    }

    public class LoadMMAttachmentDTO
    {
        public int    ItemId        { get; set; }
        public int    AttachmentId  { get; set; }
        public string FileName      { get; set; } = string.Empty;   // maps to GET_MM_DOCUMENT_ITEM_IMAGES.FileName
        public string LinkUrl       { get; set; } = string.Empty;
    }
}