detectTextInIdCard: async function()

in amplify/backend/function/idvworkflowfn/src/idvfunctions.js [663:695]

• 27 lines of code
• 4 McCabe index (conditional complexity)

    detectTextInIdCard: async function (imageDataBase64) {

        const rek = new Rekognition();

        var response = {
            Success: false,
            Message: '',
            DetectedText: []
        };

        var buf = Buffer.from(imageDataBase64, 'base64');

        var params = {
            Image: {
                Bytes: buf
            }
        };
        const detectTextResponse = await rek.detectText(params).promise();
        if (detectTextResponse &&
            detectTextResponse["TextDetections"]) {
            var textDetections = detectTextResponse["TextDetections"];
            for (var i = 0; i < textDetections.length; i++) {
                response.DetectedText.push(textDetections[i].DetectedText);
            }

            response.Success = true;
        } else {
            response.Success = false;
            response.Message = "Unable to extract text"
        }
        
        return response;
    }