package zw.qantra.tm.domain.services;

import lombok.Getter;
import lombok.RequiredArgsConstructor;

import java.util.List;
import java.util.UUID;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.stereotype.Service;

import zw.qantra.tm.domain.enums.RequestType;
import zw.qantra.tm.domain.enums.Status;
import zw.qantra.tm.domain.models.AdditionalData;
import zw.qantra.tm.domain.models.Provider;
import zw.qantra.tm.domain.models.Transaction;
import zw.qantra.tm.domain.repositories.TransactionRepository;
import zw.qantra.tm.domain.services.factories.PaymentProcessorFactory;
import zw.qantra.tm.domain.services.processors.TransactionProcessorInterface;
import zw.qantra.tm.domain.services.processors.handlers.CalculateChargesHandler;
import zw.qantra.tm.domain.services.processors.handlers.ConfirmationLabelHandler;
import zw.qantra.tm.domain.services.processors.handlers.ConfirmationLogicHandler;
import zw.qantra.tm.domain.services.processors.handlers.FormattingHandler;
import zw.qantra.tm.domain.services.processors.handlers.LogicPipeline;
import zw.qantra.tm.domain.services.processors.handlers.RecipientsUpdateHandler;
import zw.qantra.tm.domain.services.processors.handlers.ValidationHandler;
import zw.qantra.tm.domain.services.processors.handlers.erp.*;
import zw.qantra.tm.domain.models.TransactionEvent;
import zw.qantra.tm.exceptions.ApiException;
import zw.qantra.tm.utils.Utils;

@Service
@RequiredArgsConstructor
public class TransactionService {
    Logger logger = LoggerFactory.getLogger(TransactionService.class);

    @Getter
    private final TransactionRepository transactionRepository;
    private final AdditionalDataService additionalDataService;


    public Transaction findById(UUID id) {
        Transaction transaction = transactionRepository.findById(id).orElseThrow(() -> new ApiException("Transaction not found for ID: " + id));

        try {
            AdditionalData additionalData = additionalDataService.getAdditionalDataRepository()
                    .findByTransactionIdAndRequestType(id.toString(), RequestType.INTEGRATION).orElseThrow(() ->
                    new ApiException("Additional data not found for transaction ID: " + id + " and request type: " + RequestType.INTEGRATION));
            transaction.setAdditionalData(Utils.fromJson(additionalData.getJsonString(), List.class));
        } catch (ApiException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        return transaction;
    }

    public Page<Transaction> findAll(Specification<Transaction> spec, Pageable pageable) {
        return transactionRepository.findAll(spec, pageable);
    }

    public Transaction save(Transaction transaction){
        return transactionRepository.save(transaction);
    }
}