/// <summary>
/// Returns the list of employees from all the partitions. In our sample we have only 1 partition
/// Also, we are making use of proxy to determine the right partition to connect to.
/// Please refer this link for more details. https://docs.microsoft.com/en-us/azure/service-fabric/service-fabric-reverseproxy
/// </summary>
/// <returns></returns>
public async Task <List <Employee> > GetEmployees()
{
Uri serviceName = EmployeeWeb.GetEmployeeDataServiceName(_context);
Uri proxyAddress = this.GetProxyAddress(serviceName);
ServicePartitionList partitions = await _fabricClient.QueryManager.GetPartitionListAsync(serviceName);
List <Employee> employees = new List <Employee>();
foreach (Partition partition in partitions)
{
string proxyUrl =
$"{proxyAddress}/api/Employee?PartitionKey={((Int64RangePartitionInformation)partition.PartitionInformation).LowKey}&PartitionKind=Int64Range";
using (HttpResponseMessage response = await _httpClient.GetAsync(proxyUrl))
{
if (response.StatusCode != System.Net.HttpStatusCode.OK)
{
continue;
}
employees.AddRange(JsonConvert.DeserializeObject <List <Employee> >(await response.Content.ReadAsStringAsync()));
}
}
return(employees);
}
/// <summary>
/// Deletes an Employee
/// </summary>
/// <param name="employee"></param>
/// <returns></returns>
public async Task DeleteEmployee(long employeeId)
{
Uri serviceName = EmployeeWeb.GetEmployeeDataServiceName(_context);
Uri proxyAddress = this.GetProxyAddress(serviceName);
long partitionKey = employeeId;
string proxyUrl = $"{proxyAddress}/api/Employee/{employeeId}?PartitionKey={partitionKey}&PartitionKind=Int64Range";
await this._httpClient.DeleteAsync(proxyUrl);
}
/// <summary>
/// Creates an Employee
/// </summary>
/// <param name="employee"></param>
/// <returns></returns>
public async Task CreateEmployee(Employee employee)
{
Uri serviceName = EmployeeWeb.GetEmployeeDataServiceName(_context);
Uri proxyAddress = this.GetProxyAddress(serviceName);
long partitionKey = employee.Id;
string proxyUrl = $"{proxyAddress}/api/Employee?PartitionKey={partitionKey}&PartitionKind=Int64Range";
await this._httpClient.PostAsJsonAsync <Employee>(proxyUrl, employee);
}
