public static PictureData GetPictureData(Stream jsonBlob, ILogger log)
{
PictureData result = new PictureData();
var serializer = new JsonSerializer();
using (StreamReader reader = new StreamReader(jsonBlob))
{
using (var jsonTextReader = new JsonTextReader(reader))
{
result = serializer.Deserialize <PictureData>(jsonTextReader);
}
}
log.LogInformation($"Successfully parsed JSON blob");
return(result);
}
public static async Task Run([BlobTrigger("takmil/{blobName}",
Connection = "AzureWebJobsStorage")] Stream inputBlob, string blobName,
[Table("TakmilTable")] ICollector <ConnectionLog> outputTable,
ILogger log)
{
log.LogInformation($"C# Blob trigger function Processed blob\n Name:{blobName}\n Size: {inputBlob.Length} Bytes");
blobName = Path.GetFileNameWithoutExtension(blobName);
string[] nameParts = blobName.Split(new char[] { '_' });
if (nameParts.Length != 5)
{
log.LogError("File name is in invalid format, expected A_B_C_D_E.json");
return;
}
string schoolName = nameParts[0];
string uploadTimeStr = nameParts[1] + "T" + nameParts[2];
string orgName = nameParts[4];
PictureData picture = GetPictureData(inputBlob, log);
Tuple <int, int, int> t = ProcessPicture(picture.PictureURL, log);
DateTime uploadTime = DateTime.UtcNow;
DateTime createTime = DateTime.ParseExact(picture.PictureTimestamp, "yyyy-MM-dd HH:mm:ss", System.Globalization.CultureInfo.InvariantCulture);
ConnectionLog record = new ConnectionLog
{
PartitionKey = schoolName,
RowKey = orgName + "-" + schoolName + "-" + uploadTimeStr,
Location = picture.Location,
LatLong = picture.LatLong,
SchoolName = picture.SchoolName,
ClassName = picture.ClassName,
TeacherName = picture.TeacherName,
NoOfBoys = t.Item1,
NoOfGirls = t.Item2,
NoOfStudents = t.Item3,
PictureLocationURL = picture.PictureURL,
CreationTimestamp = createTime,
UploadTimestamp = uploadTime
};
outputTable.Add(record);
}