import { type StockItemInventory } from '../../core/api/types/stockItem/StockItemInventory';
import { type StockOperationDTO } from '../../core/api/types/stockOperation/StockOperationDTO';
import { type StockOperationItemCost } from '../../core/api/types/stockOperation/StockOperationItemCost';
import { type StockOperationItemDTO } from '../../core/api/types/stockOperation/StockOperationItemDTO';
import { HEALTH_CENTER_NAME } from '../../constants';
import { OperationType } from '../../core/api/types/stockOperation/StockOperationType';

export interface StockOperationPrintData {
  operationNumber?: string;
  organizationName?: string;
  location?: string;
  operationDate?: Date;
  orderedBy?: string;
  responsiblePerson?: string;
  authorizedBy?: string;
  items?: StockOperationItemData[];
  issueDate?: Date;
  receiptDate?: Date;
  receiverName?: string;
  issuerName?: string;
  documentTitle?: string;
  source?: string;
  destination?: string;
  remarks?: string;
}

export interface StockOperationItemData {
  itemCode?: string;
  itemDescription?: string;
  batchNumber?: string;
  expiryDate?: Date;
  balanceOnHand?: number;
  balanceOnHandUoM?: string;
  quantityRequired?: number;
  quantityRequiredUoM?: string;
  quantityIssued?: number;
  quantityIssuedUoM?: string;
  unitCost?: number;
  unitCostUoM?: string;
  totalCost?: number;
  purchasePrice?: number;
}

export const BuildStockOperationData = async (
  currentOperation: StockOperationDTO,
  stockOperationItems: StockOperationItemDTO[],
  parentOperation?: StockOperationDTO,
  operationItemsCost?: StockOperationItemCost[] | null,
  inventory?: StockItemInventory[] | null,
): Promise<StockOperationPrintData | null> => {
  const data: StockOperationPrintData = {};
  if (OperationType.REQUISITION_OPERATION_TYPE !== currentOperation.operationType) {
    data.authorizedBy = currentOperation?.dispatchedDate
      ? `${currentOperation.dispatchedByFamilyName ?? ''} ${currentOperation.dispatchedByGivenName ?? ''}`
      : currentOperation?.completedDate
      ? `${currentOperation.completedByFamilyName ?? ''} ${currentOperation.completedByGivenName ?? ''}`
      : '';
  }
  data.remarks = currentOperation.remarks;
  data.operationNumber = currentOperation?.operationNumber;
  data.operationDate = parentOperation?.operationDate ?? currentOperation?.operationDate;
  data.location = parentOperation?.atLocationName ?? currentOperation?.atLocationName;
  data.source = currentOperation?.sourceName;
  data.destination = currentOperation?.destinationName;
  data.responsiblePerson = data.orderedBy = parentOperation?.responsiblePersonFamilyName
    ? `${parentOperation.responsiblePersonFamilyName ?? ''} ${parentOperation?.responsiblePersonGivenName ?? ''}`
    : `${currentOperation.responsiblePersonFamilyName ?? ''} ${currentOperation.responsiblePersonGivenName ?? ''}`;
  data.organizationName = HEALTH_CENTER_NAME;
  data.documentTitle = `${currentOperation.operationTypeName} ${currentOperation?.operationNumber}${
    parentOperation ? ` of ${parentOperation.operationTypeName} ${parentOperation?.operationNumber}` : ''
  }`;
  data.items = stockOperationItems.map((p) => {
    const item: StockOperationItemData = {};
    item.itemCode = p?.acronym;
    item.itemDescription = p?.stockItemName;
    item.purchasePrice = p?.purchasePrice;
    item.batchNumber = p?.batchNo;
    item.expiryDate = p?.expiration;
    if (parentOperation) {
      item.quantityRequired = p?.quantityRequested;
      item.quantityRequiredUoM = p?.quantityRequestedPackagingUOMName;
      item.quantityIssued = p?.quantity;
      item.quantityIssuedUoM = p?.stockItemPackagingUOMName;
    } else if (OperationType.STOCK_ISSUE_OPERATION_TYPE === currentOperation.operationType) {
      item.quantityIssued = p?.quantity;
      item.quantityIssuedUoM = p?.stockItemPackagingUOMName;
    } else {
      item.quantityRequired = p?.quantity;
      item.quantityRequiredUoM = p?.stockItemPackagingUOMName;
    }
    if (operationItemsCost) {
      const operationItemCost = operationItemsCost.find((x) => x.uuid === p.uuid);
      if (operationItemCost) {
        item.unitCost = operationItemCost.unitCost;
        item.unitCostUoM = operationItemCost.unitCostUOMName;
        item.totalCost = operationItemCost.totalCost;
      }
    }
    if (inventory) {
      const itemInventory = inventory.find((x) => x.stockItemUuid === p.stockItemUuid);
      if (itemInventory) {
        item.balanceOnHand = itemInventory.quantity;
        item.balanceOnHandUoM = itemInventory.quantityUoM;
      }
    }
    return item;
  });
  return data;
};