internal static async Task <Dictionary <string, IEnumerable <T> > > GetObjectCollectionBatchedAsync <T>(HttpClient httpClient, string accessToken, string[] lookupData, string urlTemplate)
{
Dictionary <string, IEnumerable <T> > returnValue = new Dictionary <string, IEnumerable <T> >();
Dictionary <string, string> requests = new Dictionary <string, string>();
var batch = new GraphBatch();
int id = 0;
foreach (var item in lookupData)
{
id++;
var url = string.Format(urlTemplate, item);
batch.Requests.Add(new GraphBatchRequest()
{
Id = id.ToString(), Method = "GET", Url = $"{url}"
});
requests.Add(id.ToString(), item);
}
var stringContent = new StringContent(JsonSerializer.Serialize(batch));
stringContent.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json");
var result = await GraphHelper.PostAsync <GraphBatchResponse>(httpClient, "v1.0/$batch", stringContent, accessToken);
if (result.Responses != null && result.Responses.Any())
{
var options = new JsonSerializerOptions()
{
PropertyNamingPolicy = JsonNamingPolicy.CamelCase
};
foreach (var response in result.Responses)
{
var itemId = requests.First(r => r.Key == response.Id).Value;
if (response.Body.TryGetValue("value", out object resultObject))
{
var objectElement = (JsonElement)resultObject;
returnValue.Add(itemId, JsonSerializer.Deserialize <T[]>(objectElement.ToString(), options));
}
}
}
return(returnValue);
}
internal static async Task <Dictionary <string, string> > GetPropertyBatchedAsync(HttpClient httpClient, string accessToken, string[] lookupData, string urlTemplate, string property)
{
Dictionary <string, string> returnValue = new Dictionary <string, string>();
Dictionary <string, string> requests = new Dictionary <string, string>();
var batch = new GraphBatch();
int id = 0;
foreach (var item in lookupData)
{
id++;
var url = string.Format(urlTemplate, item);
batch.Requests.Add(new GraphBatchRequest()
{
Id = id.ToString(), Method = "GET", Url = $"{url}?$select={property}"
});
requests.Add(id.ToString(), item);
}
var stringContent = new StringContent(JsonSerializer.Serialize(batch));
stringContent.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json");
var result = await GraphHelper.PostAsync <GraphBatchResponse>(httpClient, "v1.0/$batch", stringContent, accessToken);
if (result.Responses != null && result.Responses.Any())
{
foreach (var response in result.Responses)
{
var userId = requests.First(r => r.Key == response.Id).Value;
if (response.Body.TryGetValue(property, out object webUrlObject))
{
var element = (JsonElement)webUrlObject;
returnValue.Add(userId, element.GetString());
}
}
}
return(returnValue);
}