/// <summary>
/// Synchronizes the contacts.
/// </summary>
/// <param name="configuration">The configuration of the synchronization process.</param>
private static async Task SynchronizeContactsAsync(Configuration configuration)
{
try
{
System.Console.WriteLine($"Synchronizing contacts started...");
System.Console.WriteLine();
// Reads the content of the file
string contactSyncStatesFile = null;
if (File.Exists(configuration.ContactSyncStatesFileName))
{
System.Console.WriteLine($"Loading contact sync states from file \"{configuration.ContactSyncStatesFileName}\"...");
contactSyncStatesFile = File.ReadAllText(configuration.ContactSyncStatesFileName);
System.Console.WriteLine($"Contact sync states loaded.");
System.Console.WriteLine();
}
// Returns the parsed file
IEnumerable <ContactSyncState> contactSyncStates = string.IsNullOrWhiteSpace(contactSyncStatesFile) ? new List <ContactSyncState>() : JsonConvert.DeserializeObject <IEnumerable <ContactSyncState> >(contactSyncStatesFile);
// Creates the services for synchronization
using (SevDeskService sevDeskService = new SevDeskService(configuration.SevDeskApiToken))
{
using (ExchangeService exchangeService = new ExchangeService(configuration.AzureActiveDirectoryTenant, configuration.AzureClientId, configuration.AzureClientSecret))
{
// Configures progress reporting
Progress <string> progress = new Progress <string>(status => System.Console.WriteLine(status));
// Synchronizes the contacts
SyncService syncService = new SyncService(sevDeskService, exchangeService);
contactSyncStates = await syncService.SynchronizeContactsAsnyc(contactSyncStates, configuration.SevDeskContactCategories, configuration.AzureActiveDirectoryUsers, progress);
}
}
// Saves the file
System.Console.WriteLine();
System.Console.WriteLine($"Saving contact sync states to file \"{configuration.ContactSyncStatesFileName}\"...");
File.WriteAllText(configuration.ContactSyncStatesFileName, JsonConvert.SerializeObject(contactSyncStates));
System.Console.WriteLine($"Contact sync states saved.");
System.Console.WriteLine();
System.Console.WriteLine($"Synchronizing contacts finished.");
System.Console.WriteLine();
System.Console.WriteLine();
}
catch (Exception e)
{
System.Console.WriteLine();
throw new InvalidOperationException($"Could not synchronize contacts: {e.Message}", e);
}
}
/// <summary>
/// Asks the user for the API token for sevDesk.
/// </summary>
/// <param name="configuration">The configuration of the synchronization process.</param>
private static async Task AskForSevDeskApiTokenAsync(Configuration configuration)
{
System.Console.WriteLine("1. sevDesk - API Token");
System.Console.WriteLine("You can get the API token for sevDesk in the user management. Simply click on a user and scroll down to the \"Token\" text field.");
System.Console.WriteLine();
// Gets the token from the user
string sevDeskApiToken = null;
do
{
System.Console.Write("sevDESK API token: ");
sevDeskApiToken = System.Console.ReadLine();
// Validates the input
try
{
System.Console.WriteLine("Validating API token...");
using (SevDeskService sevDeskService = new SevDeskService(sevDeskApiToken))
{
await sevDeskService.GetUsersAsync();
}
System.Console.WriteLine("API token is valid.");
}
catch (Exception e)
{
System.Console.WriteLine($"The sevDESK API token is invalid: {e.Message}");
System.Console.WriteLine("Please try a different API token.");
System.Console.WriteLine();
}
}while (string.IsNullOrWhiteSpace(sevDeskApiToken));
// Stores the API token
configuration.SevDeskApiToken = sevDeskApiToken;
System.Console.WriteLine();
System.Console.WriteLine();
}
/// <summary>
/// Initializes a new <see cref="SyncService" /> instance.
/// </summary>
public SyncService(SevDeskService sevDeskService, ExchangeService exchangeService)
{
// Stores the services for further use
this.SevDeskService = sevDeskService;
this.ExchangeService = exchangeService;
}
/// <summary>
/// Asks the user for the contact categories that should be synchronized.
/// </summary>
/// <param name="configuration">The configuration of the synchronization process.</param>
private static async Task AskForSevDeskContactCategoriesAsync(Configuration configuration)
{
System.Console.WriteLine("2. sevDesk - Select Categories for Contacts");
System.Console.WriteLine("Please select the categories of the contacts that should be synchronized with the Exchange Online accounts. Leave the input blank if contacts of all categories should be synchronized; otherwise, provide the numbers of the selection separated by commas.");
System.Console.WriteLine();
// Gets the categories from the sevDesk API
List <string> categoryIds = new List <string>();
try
{
// Downloads all categories
System.Console.WriteLine("Getting categories from sevDesk...");
using (SevDeskService sevDeskService = new SevDeskService(configuration.SevDeskApiToken))
{
List <Category> categories = new List <Category>();
CategoryList categoryList = null;
do
{
categoryList = await sevDeskService.GetCategoriesAsync(categories.Count);
categories.AddRange(categoryList);
}while (categoryList.Count > categories.Count);
// Sorts out the categories
List <ContactCategory> contactCategories = categories.OfType <ContactCategory>().ToList();
// Prints out the categories
System.Console.WriteLine();
for (int i = 1; i <= contactCategories.Count; i++)
{
System.Console.WriteLine($"[{i}]\t{contactCategories[i - 1].Name}");
}
// Gets the list of categories
System.Console.WriteLine();
do
{
System.Console.Write("Categories: ");
string categoriesString = System.Console.ReadLine();
// Checks whether nothing has been provided
if (string.IsNullOrWhiteSpace(categoriesString))
{
categoryIds = null;
break;
}
// Cycles through the numbers
foreach (string categoryString in categoriesString.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries).ToList())
{
if (!int.TryParse(categoryString, out int number) || number < 1 || number > contactCategories.Count())
{
System.Console.WriteLine("Please provide a valid list of categories.");
System.Console.WriteLine();
continue;
}
// Adds the ID of the category
categoryIds.Add(contactCategories[number - 1].Id);
}
}while (categoryIds != null && !categoryIds.Any());
}
}
catch (Exception e)
{
System.Console.WriteLine($"Categories could not be retrieved: {e.Message}");
System.Console.WriteLine("Please try a different API token.");
System.Console.WriteLine();
System.Console.WriteLine();
// Redirects the user to the first step
configuration.SevDeskApiToken = null;
await Program.AskForSevDeskApiTokenAsync(configuration);
await Program.AskForSevDeskContactCategoriesAsync(configuration);
return;
}
// Stores the category IDs
configuration.SevDeskContactCategories = categoryIds;
System.Console.WriteLine();
System.Console.WriteLine();
}