/// <summary>
/// This implementation uses Wintellect Azure Table library to overcome the limitation of 32KB for string attributes.
/// The ARM template data is now stored as bytes and Wintellect library is used to automatically split and join the byte array based on pre-defined number of splits.
/// Refer <see cref="TemplateEntity"/> for implementation details
/// </summary>
public async Task <TemplateViewModel> GetTemplate(string templateName)
{
var table = await TableUtil.GetTableReference(Tables.Products);
var azTable = new AzureTable(table);
var dynamicTemplateEntity = await TemplateEntity.FindAsync(azTable, partitionKey, templateName);
var templateViewModel = new TemplateEntity(azTable, dynamicTemplateEntity);
return(TemplateEntity.MapToViewModel(templateViewModel));
}
/// <summary>
/// This implementation uses Wintellect Azure Table library to overcome the limitation of 32KB for string attributes.
/// The ARM template data is now stored as bytes and Wintellect library is used to automatically split and join the byte array based on pre-defined number of splits.
/// Refer <see cref="TemplateEntity"/> for implementation details
/// </summary>
public async Task DeleteTemplate(string rowKey)
{
var table = await TableUtil.GetTableReference(Tables.Products);
var azTable = new AzureTable(table);
var templateEntity = new TemplateEntity(azTable);
templateEntity.RowKey = rowKey;
templateEntity.PartitionKey = partitionKey;
templateEntity.ETag = "*";
await templateEntity.DeleteAsync();
}
public static TemplateEntity MapFromViewModel(TemplateViewModel template, AzureTable azTable)
{
var templateEntity = new TemplateEntity(azTable);
templateEntity.PartitionKey = template.PartitionKey;
templateEntity.RowKey = template.RowKey;
templateEntity.TemplateData = string.Empty;
templateEntity.Name = template.Name;
templateEntity.Description = template.Description;
templateEntity.ProductImagePath = template.ProductImagePath;
templateEntity.ProductPrice = template.ProductPrice;
templateEntity.IsPublished = template.IsPublished;
templateEntity.TemplateDataBytes = GetTemplateBytes(template.TemplateData);
return(templateEntity);
}
/// <summary>
/// This implementation uses Wintellect Azure Table library to overcome the limitation of 32KB for string attributes.
/// The ARM template data is now stored as bytes and Wintellect library is used to automatically split and join the byte array based on pre-defined number of splits.
/// Refer <see cref="TemplateEntity"/> for implementation details
/// </summary>
public async Task <TemplateViewModel> SaveTemplate(TemplateViewModel template)
{
template.PartitionKey = partitionKey;
template.ProductImagePath = await SaveProductImageAsBlob(template.ProductImage);
template.ProductImage = null; //Null out the base64 data
var table = await TableUtil.GetTableReference(Tables.Products);
var azTable = new AzureTable(table);
var templateEntity = TemplateEntity.MapFromViewModel(template, azTable);
var tableResult = await templateEntity.InsertOrReplaceAsync();
var templateViewModel = TemplateEntity.MapToViewModel((TemplateEntity)tableResult.Result);
return(templateViewModel);
}
/// <summary>
/// This implementation uses Wintellect Azure Table library to overcome the limitation of 32KB for string attributes.
/// The ARM template data is now stored as bytes and Wintellect library is used to automatically split and join the byte array based on pre-defined number of splits.
/// Refer <see cref="TemplateEntity"/> for implementation details
/// </summary>
public async Task <List <TemplateViewModel> > GetTemplates()
{
var query = new TableQuery();
query.FilterString = new TableFilterBuilder <TemplateEntity>()
.And(te => te.PartitionKey, CompareOp.EQ, partitionKey);
var table = await TableUtil.GetTableReference(Tables.Products);
var azTable = new AzureTable(table);
var dynamicTemplateEntities = table.ExecuteQuery(query);
var templateList = new List <TemplateViewModel>();
foreach (var entity in dynamicTemplateEntities)
{
var templateEntity = new TemplateEntity(azTable, entity);
templateList.Add(TemplateEntity.MapToViewModel(templateEntity));
}
return(templateList);
}
public static TemplateViewModel MapToViewModel(TemplateEntity template)
{
var templateEntity = new TemplateViewModel();
templateEntity.PartitionKey = template.PartitionKey;
templateEntity.RowKey = template.RowKey;
templateEntity.Name = template.Name;
templateEntity.Description = template.Description;
templateEntity.ProductImagePath = template.ProductImagePath;
templateEntity.ProductPrice = template.ProductPrice;
templateEntity.IsPublished = template.IsPublished;
templateEntity.TemplateData = GetTemplateDataString(template.TemplateDataBytes);
//Code from backward compatility. In new approach, template data is stored as bytes.
//But there might be old templates, where templatedata is still stored as string.
if (string.IsNullOrEmpty(templateEntity.TemplateData))
{
templateEntity.TemplateData = template.TemplateData;
}
return(templateEntity);
}
