import { ISequelizeMapper, SequelizeMapper } from "@/contexts/common/infrastructure";
import { Description, Quantity, UniqueID, UnitPrice } from "@shared/contexts";
import { Invoice } from "../../domain";
import { IInvoiceSimpleItemProps, InvoiceItem, InvoiceSimpleItem } from "../../domain/entities";
import { IInvoicingContext } from "../InvoicingContext";
import { InvoiceItem_Model, InvoiceModel, TCreationInvoiceItem_Model } from "../sequelize";

export interface IInvoiceItemMapper
  extends ISequelizeMapper<InvoiceItem_Model, TCreationInvoiceItem_Model, InvoiceItem> {}

export const createInvoiceItemMapper = (context: IInvoicingContext): IInvoiceItemMapper =>
  new InvoiceItemMapper({ context });

class InvoiceItemMapper
  extends SequelizeMapper<InvoiceItem_Model, TCreationInvoiceItem_Model, InvoiceItem>
  implements IInvoiceItemMapper
{
  protected toDomainMappingImpl(
    source: InvoiceItem_Model,
    params: { sourceParent: InvoiceModel }
  ): InvoiceItem {
    const { sourceParent } = params;
    const id = this.mapsValue(source, "item_id", UniqueID.create);

    const props: IInvoiceSimpleItemProps = {
      description: this.mapsValue(source, "description", Description.create),
      quantity: this.mapsValue(source, "quantity", Quantity.create),
      unitPrice: this.mapsValue(source, "unit_price", (unit_price) =>
        UnitPrice.create({
          amount: unit_price,
          currencyCode: sourceParent.invoice_currency,
          precision: 4,
        })
      ),
    };

    const invoiceItemOrError = InvoiceSimpleItem.create(props, id);

    if (invoiceItemOrError.isFailure) {
      throw invoiceItemOrError.error;
    }

    return invoiceItemOrError.object;
  }

  protected toPersistenceMappingImpl(
    source: InvoiceItem,
    params: { index: number; sourceParent: Invoice }
  ): TCreationInvoiceItem_Model {
    const { index, sourceParent } = params;

    const lineData = {
      parent_id: undefined,
      invoice_id: sourceParent.id.toPrimitive(),
      item_type: "simple",
      position: index,

      item_id: source.id.toPrimitive(),
      description: source.description.toPrimitive(),
      quantity: source.quantity.toPrimitive(),
      unit_price: source.unitPrice.toPrimitive(),
      subtotal: source.calculateSubtotal().toPrimitive(),
      total: source.calculateTotal().toPrimitive(),
    };
    return lineData;
  }
}