private async Task <TwinServiceListModel> GetTwins(string tenantId, string collectionId)
{
var sql = CosmosOperations.GetDocumentsByCollectionId("CollectionId", collectionId);
FeedOptions queryOptions = new FeedOptions
{
EnableCrossPartitionQuery = true,
EnableScanInQuery = true,
};
List <Document> docs = new List <Document>();
try
{
CosmosOperations storageClient = await CosmosOperations.GetClientAsync();
docs = await storageClient.QueryAllDocumentsAsync(
"pcs-storage",
$"pcs-{tenantId}",
queryOptions,
sql);
var result = docs == null ?
new List <TwinServiceModel>() :
docs
.Select(doc => new ValueServiceModel(doc)).Select(x => JsonConvert.DeserializeObject <TwinServiceModel>(x.Data))
.ToList();
return(new TwinServiceListModel(result, null));
}
catch (ResourceNotFoundException e)
{
throw new ResourceNotFoundException($"No records exist in CosmosDb. The CollectionId {collectionId} does not exist.", e);
}
}
private async Task SaveDeviceStatuses(IDictionary <string, DeploymentStatus> deviceStatuses, string deploymentId, string tenantId)
{
CosmosOperations storageClient = await CosmosOperations.GetClientAsync();
var sql = CosmosOperations.GetDocumentsByCollectionId("CollectionId", string.Format(DeviceStatusesCollection, deploymentId));
var existingDeviceStatuses = await storageClient.QueryAllDocumentsAsync(
"pcs-storage",
$"pcs-{tenantId}",
this.DefaultQueryOptions,
sql);
if (existingDeviceStatuses != null && existingDeviceStatuses.Count > 0)
{
foreach (var item in existingDeviceStatuses)
{
await storageClient.DeleteDocumentAsync(item.Id, this.GenerateCollectionLink(tenantId));
}
}
if (deviceStatuses != null)
{
for (int i = 0; i < deviceStatuses.Count; i = i + DeviceStatusLength)
{
var items = deviceStatuses.Skip(i).Take(DeviceStatusLength).ToDictionary(p => p.Key, p => p.Value);
var value = JsonConvert.SerializeObject(
new DeviceStatusServiceModel
{
DeviceStatuses = items,
DeploymentId = deploymentId,
},
Formatting.Indented,
new JsonSerializerSettings
{
NullValueHandling = NullValueHandling.Ignore,
});
await storageClient.SaveDocumentAsync(string.Format(DeviceStatusesCollection, deploymentId), Guid.NewGuid().ToString(), new ValueServiceModel()
{
Data = value
}, this.GenerateCollectionLink(tenantId));
}
}
}
private async Task <IDictionary <string, DeploymentStatus> > FetchDeviceStatuses(string tenantId, string deploymentId)
{
CosmosOperations storageClient = await CosmosOperations.GetClientAsync();
var sql = CosmosOperations.GetDocumentsByCollectionId("CollectionId", string.Format(DeviceStatusesCollection, deploymentId));
var statuses = new Dictionary <string, DeploymentStatus>();
var existingDeviceStatuses = await storageClient.QueryAllDocumentsAsync(
"pcs-storage",
$"pcs-{tenantId}",
this.DefaultQueryOptions,
sql);
if (existingDeviceStatuses != null && existingDeviceStatuses.Count > 0)
{
foreach (var item in existingDeviceStatuses.Select(doc => new ValueServiceModel(doc)))
{
statuses = statuses.Union(JsonConvert.DeserializeObject <DeviceStatusServiceModel>(item.Data).DeviceStatuses).ToDictionary(k => k.Key, v => v.Value);
}
}
return(statuses);
}
