from flask import request, jsonify
from marshmallow import ValidationError
from app.utils.logger import logger
from app.api.helpers.response_helper import ResponseHelper
from app.api.schemas.transaction_verify import (
    TransactionVerifySchema,
    TransactionVerifyResponseSchema
)


class TransactionVerifyService:
    @staticmethod
    def process_request(data):
        """
        Process the TransactionVerify request.

        Args:
            data (dict): The request data.

        Returns:
            dict: A standardized response.
        """
        try:
            logger.info("Processing TransactionVerify request")

            # Validate input data using TransactionVerifySchema
            schema = TransactionVerifySchema()
            validated_data = schema.load(data)  # Raises ValidationError if invalid

            # Simulated processing logic
            response_data = {
                "responseCode": "00",
                "responseDescr": "Success",
                "fullDescription": "Collect Status retrieved successfully.",
                "customerId": validated_data.get("customerId"),
                "accountId": validated_data.get("accountId"),
                "providedAmount": 0.0,
                "collectedAmount": 7.50,
                "transactionId": validated_data.get("transactionId"),
                "transactionType": validated_data.get("transactionType")
            }

            # Validate and serialize response with TransactionVerifyResponseSchema
            response_schema = TransactionVerifyResponseSchema()
            serialized_response = response_schema.dump(response_data)

            return jsonify(serialized_response), 200

        except ValidationError as err:
            logger.error(f"Validation Error: {err.messages}")
            return jsonify({
                "message": "Validation exception",
                "errors": err.messages
            }), 422

        except Exception as e:
            logger.error(f"An error occurred: {str(e)}", exc_info=True)
            return jsonify({
                "message": "Internal Server Error"
            }), 500