init?()

in AWSAppSyncTestCommon/AppSyncClientTestConfiguration.swift [90:171]
65 lines of code
1 McCabe index (conditional complexity)

    init?(with bundle: Bundle) {
        guard let credentialsPath = bundle.path(forResource: "appsync_test_credentials", ofType: "json") else {
            return nil
        }

        guard let credentialsData = try? Data.init(contentsOf: URL(fileURLWithPath: credentialsPath)) else {
            return nil
        }

        print("json path: \(credentialsPath)")

        let json = try? JSONSerialization.jsonObject(with: credentialsData, options: JSONSerialization.ReadingOptions.allowFragments)

        guard let jsonObject = json as? JSONObject else {
            return nil
        }

        guard let apiKey = jsonObject[JSONKeys.apiKey] as? String else {
            return nil
        }
        self.apiKey = apiKey

        guard let apiKeyEndpointURLString = jsonObject[JSONKeys.apiKeyEndpointURL] as? String,
            let endpointURL = URL(string: apiKeyEndpointURLString) else {
                return nil
        }
        self.apiKeyEndpointURL = endpointURL

        guard let apiKeyEndpointRegionString = jsonObject[JSONKeys.apiKeyEndpointRegion] as? String else {
            return nil
        }
        self.apiKeyEndpointRegion = apiKeyEndpointRegionString.aws_regionTypeValue()

        guard let cognitoPoolId = jsonObject[JSONKeys.cognitoPoolId] as? String else {
            return nil
        }
        self.cognitoPoolId = cognitoPoolId

        guard let cognitoPoolRegionString = jsonObject[JSONKeys.cognitoPoolRegion] as? String else {
            return nil
        }
        self.cognitoPoolRegion = cognitoPoolRegionString.aws_regionTypeValue()

        guard let cognitoPoolEndpointURLString = jsonObject[JSONKeys.cognitoPoolEndpointURL] as? String,
            let cognitoPoolEndpointURL = URL(string: cognitoPoolEndpointURLString) else {
                return nil
        }
        self.cognitoPoolEndpointURL = cognitoPoolEndpointURL

        guard let cognitoPoolEndpointRegionString = jsonObject[JSONKeys.cognitoPoolEndpointRegion] as? String else {
            return nil
        }
        self.cognitoPoolEndpointRegion = cognitoPoolEndpointRegionString.aws_regionTypeValue()

        guard let apiKeyForCognitoPoolEndpoint = jsonObject[JSONKeys.apiKeyForCognitoPoolEndpoint] as? String else {
            return nil
        }
        self.apiKeyForCognitoPoolEndpoint = apiKeyForCognitoPoolEndpoint

        guard let bucketName = jsonObject[JSONKeys.bucketName] as? String else {
            return nil
        }
        self.bucketName = bucketName

        guard let bucketRegionString = jsonObject[JSONKeys.bucketRegion] as? String else {
            return nil
        }
        self.bucketRegion = bucketRegionString.aws_regionTypeValue()
        self.clientDatabasePrefix = ""
        
        guard let lambdaEndpointRegionString = jsonObject[JSONKeys.lambdaEndpointRegion] as? String else {
            return nil
        }
        self.lambdaEndpointRegion = lambdaEndpointRegionString.aws_regionTypeValue()
        
        guard let lambdaEndpointString = jsonObject[JSONKeys.lambdaEndpointURL] as? String,
              let lambdaEndpoint = URL(string: lambdaEndpointString) else {
            return nil
        }
        self.lambdaEndpointURL = lambdaEndpoint
        
    }