public int Insert(string textFromImage)
{
#region TextProcessing
var recognizedLines = _textProcessing.SplitToLines(textFromImage);
var goodRecognizedLines = _textProcessing.CleanIrrelevantLines(recognizedLines);
var storeName = _textProcessing.RecognizeStore(recognizedLines);
var timestamp = _textProcessing.RecognizeDate(recognizedLines);
var namesAndPrices = _textProcessing.GetNamesAndPricesFromLines(goodRecognizedLines);
var namesInDb = namesAndPrices.Select(x => x.Key).ToList();
var prices = namesAndPrices.Select(x => x.Value).ToList();
var recognizedProductNames = _textProcessing.GetClosestProductsNames(namesInDb);
#endregion
var namesInDbAndPrices = new List <KeyValuePair <string, decimal> >();
var status = true;
for (int i = 0; i < namesAndPrices.Count; i++)
{
namesInDbAndPrices.Add(new KeyValuePair <string, decimal>(recognizedProductNames[i], prices[i]));
}
var distinctProducts = _textProcessing.GetDistinctProducts(namesInDbAndPrices);
using (_dataContext)
{
foreach (var item in distinctProducts)
{
var storeId = _dataContext.Stores.FirstOrDefault(y => y.Name == storeName).Id;
var productId = _dataContext.Products.FirstOrDefault(y => y.Name == item.Key).Id;
if (storeId == default(short) || productId == default(int))
{
status = false;
continue;
}
var x = new Record
{
Price = item.Value.Item1,
Quantity = item.Value.Item2,
TimeStamp = timestamp,
StoreId = storeId,
ProductId = productId
};
_dataContext.Records.Add(x);
}
_dataContext.SaveChanges();
return(status ? 0 : 1);
}
}
/// <summary>
/// Main method of converting image to
/// Receipt instance that holds:
/// list of products;
/// timestamp;
/// store name.
/// </summary>
/// <param name="textProcessing"></param>
/// <param name="image"></param>
/// <returns>Receipt instance.</returns>
public Receipt ConvertImageToReceipt(byte[] imageArgs)
{
var ti = new TaskInit(_updater);
var imageProcessing = new ImageProcessing();
// var image = (Bitmap)Image.FromStream(new MemoryStream(Convert.FromBase64String(imageArgs)));
var image = new Bitmap("filename"); //TBD; depends on deserialization.
var textFromImage = imageProcessing.GetTextFromImage(image);
var recognizedLines = _textProcessing.SplitString(textFromImage.Result);
var storeName = _textProcessing.RecognizeStore(recognizedLines);
var timestamp = _textProcessing.RecognizeDate(recognizedLines);
var goodRecognizedLines = _textProcessing.CleanIrrelevantLines(recognizedLines);
var listOfProductDetails = _textProcessing.GetListOfNamesAndPrices(goodRecognizedLines);
var listOfProducts = GetProducts(listOfProductDetails);
ListInitialized += ti.OnListInitialized;
ti.Receipt = new Receipt(listOfProducts, storeName, timestamp);
OnListInitialized();
return(ti.Receipt);
}
