/// <summary>
/// Retrieves list of user photos by album id.
/// </summary>
/// <param name="albumId">Albums Id for photos.</param>
/// <param name="pageSize">Number of records to retrieve per page.</param>
/// <param name="maxPages">Upper limit of pages to return.</param>
/// <param name="fields">Custom list of Photo fields to retrieve.</param>
/// <returns>List of User Photos.</returns>
public async Task <IncrementalLoadingCollection <FacebookRequestSource <FacebookPhoto>, FacebookPhoto> > GetUserPhotosByAlbumIdAsync(string albumId, int pageSize, int maxPages, string fields = null)
{
fields = fields ?? FacebookPhoto.Fields;
var config = new FacebookDataConfig {
Query = $"/{albumId}/photos"
};
return(await RequestAsync <FacebookPhoto>(config, pageSize, maxPages, fields));
}
/// <summary>
/// Retrieves list of user photo albums.
/// </summary>
/// <param name="pageSize">Number of records to retrieve per page.</param>
/// <param name="maxPages">Upper limit of pages to return.</param>
/// <param name="fields">Custom list of Album fields to retrieve.</param>
/// <returns>List of User Photo Albums.</returns>
public async Task <IncrementalLoadingCollection <FacebookRequestSource <FacebookAlbum>, FacebookAlbum> > GetUserAlbumsAsync(int pageSize, int maxPages, string fields = null)
{
fields = fields ?? FacebookAlbum.Fields;
var config = new FacebookDataConfig {
Query = "/me/albums"
};
return(await RequestAsync <FacebookAlbum>(config, pageSize, maxPages, fields));
}
/// <summary>
/// Retrieves list of user photos by album id.
/// </summary>
/// <param name="albumId">Albums Id for photos.</param>
/// <param name="maxRecords">Upper limit of records to return</param>
/// <param name="fields">Custom list of Photo fields to retrieve.</param>
/// <returns>List of User Photos.</returns>
public async Task <List <FacebookPhoto> > GetUserPhotosByAlbumIdAsync(string albumId, int maxRecords = 20, string fields = null)
{
fields = fields ?? FacebookPhoto.Fields;
var config = new FacebookDataConfig {
Query = $"/{albumId}/photos"
};
return(await RequestAsync <FacebookPhoto>(config, maxRecords, fields));
}
/// <summary>
/// Retrieves list of user photo albums.
/// </summary>
/// <param name="maxRecords">Upper limit of records to return.</param>
/// <param name="fields">Custom list of Album fields to retrieve.</param>
/// <returns>List of User Photo Albums.</returns>
public async Task <List <FacebookAlbum> > GetUserAlbumsAsync(int maxRecords = 20, string fields = null)
{
fields = fields ?? FacebookAlbum.Fields;
var config = new FacebookDataConfig {
Query = "/me/albums"
};
return(await RequestAsync <FacebookAlbum>(config, maxRecords, fields));
}
/// <summary>
/// Initializes a new instance of the <see cref="FacebookRequestSource{T}"/> class.
/// </summary>
/// <param name="config">Config containing query information.</param>
/// <param name="fields">Comma-separated list of properties expected in the JSON response. Accompanying properties must be found on the strong-typed T.</param>
/// <param name="limit">A string representation of the number of records for page - i.e. pageSize.</param>
/// <param name="maxPages">Upper limit of pages to return.</param>
public FacebookRequestSource(FacebookDataConfig config, string fields, string limit, int maxPages)
{
_config = config;
_fields = fields;
_limit = limit;
_maxPages = maxPages;
_propertySet = new PropertySet {
{ "fields", _fields }, { "limit", _limit }
};
_factory = new FBJsonClassFactory(s => JsonConvert.DeserializeObject(s, typeof(T)));
// FBPaginatedArray does not allow us to set page size per request so we must go with first supplied - see https://github.com/Microsoft/winsdkfb/issues/221
_paginatedArray = new FBPaginatedArray(_config.Query, _propertySet, _factory);
}
/// <summary>
/// Request list data from service provider based upon a given config / query.
/// </summary>
/// <typeparam name="T">Strong type of model.</typeparam>
/// <param name="config">FacebookDataConfig instance.</param>
/// <param name="maxRecords">Upper limit of records to return.</param>
/// <param name="fields">A comma separated string of required fields, which will have strongly typed representation in the model passed in.</param>
/// <returns>Strongly typed list of data returned from the service.</returns>
public async Task <List <T> > RequestAsync <T>(FacebookDataConfig config, int maxRecords = 20, string fields = "id,message,from,created_time,link,full_picture")
{
if (Provider.LoggedIn)
{
var requestSource = new FacebookRequestSource <T>(config, fields, maxRecords.ToString(), 1);
var list = await requestSource.GetPagedItemsAsync(0, maxRecords);
return(new List <T>(list));
}
var isLoggedIn = await LoginAsync();
if (isLoggedIn)
{
return(await RequestAsync <T>(config, maxRecords, fields));
}
return(null);
}
/// <summary>
/// Request generic list data from service provider based upon a given config / query.
/// </summary>
/// <typeparam name="T">Strong type of model.</typeparam>
/// <param name="config">FacebookDataConfig instance.</param>
/// <param name="maxRecords">Upper limit of records to return.</param>
/// <param name="fields">A comma seperated string of required fields, which will have strongly typed representation in the model passed in.</param>
/// <returns>Strongly typed list of data returned from the service.</returns>
public async Task <List <T> > RequestAsync <T>(FacebookDataConfig config, int maxRecords = 20, string fields = "id,message,from,created_time,link,full_picture")
{
if (Provider.LoggedIn)
{
var processedResults = new List <T>();
PropertySet propertySet = new PropertySet {
{ "fields", fields }
};
var factory = new FBJsonClassFactory(s => JsonConvert.DeserializeObject(s, typeof(T)));
paginatedArray = new FBPaginatedArray(config.Query, propertySet, factory);
var result = await paginatedArray.FirstAsync();
if (result.Succeeded)
{
IReadOnlyList <object> results = (IReadOnlyList <object>)result.Object;
await ProcessResultsAsync(results, maxRecords, processedResults);
return(processedResults);
}
throw new Exception(result.ErrorInfo?.Message);
}
var isLoggedIn = await LoginAsync();
if (isLoggedIn)
{
return(await RequestAsync <T>(config, maxRecords, fields));
}
return(null);
}
/// <summary>
/// Request generic list data from service provider based upon a given config / query.
/// </summary>
/// <typeparam name="T">Strong type of model.</typeparam>
/// <param name="config">FacebookDataConfig instance.</param>
/// <param name="pageSize">Upper limit of records to return.</param>
/// <param name="maxPages">Upper limit of pages to return.</param>
/// <param name="fields">A comma separated string of required fields, which will have strongly typed representation in the model passed in.</param>
/// <returns>Strongly typed list of data returned from the service.</returns>
public async Task <IncrementalLoadingCollection <FacebookRequestSource <T>, T> > RequestAsync <T>(FacebookDataConfig config, int pageSize, int maxPages, string fields = "id,message,from,created_time,link,full_picture")
{
if (Provider.LoggedIn)
{
var requestSource = new FacebookRequestSource <T>(config, fields, pageSize.ToString(), maxPages);
return(new IncrementalLoadingCollection <FacebookRequestSource <T>, T>(requestSource));
}
var isLoggedIn = await LoginAsync();
if (isLoggedIn)
{
return(await RequestAsync <T>(config, pageSize, maxPages, fields));
}
return(null);
}
/// <summary>
/// Request list data from service provider based upon a given config / query.
/// </summary>
/// <param name="config">FacebookDataConfig instance.</param>
/// <param name="pageSize">Upper limit of records to return.</param>
/// <param name="maxPages">Upper limit of pages to return.</param>
/// <returns>Strongly typed list of data returned from the service.</returns>
public Task <IncrementalLoadingCollection <FacebookRequestSource <FacebookPost>, FacebookPost> > RequestAsync(FacebookDataConfig config, int pageSize, int maxPages)
{
return(RequestAsync <FacebookPost>(config, pageSize, maxPages, FacebookPost.Fields));
}
/// <summary>
/// Request list data from service provider based upon a given config / query.
/// </summary>
/// <param name="config">FacebookDataConfig instance.</param>
/// <param name="maxRecords">Upper limit of records to return.</param>
/// <returns>Strongly typed list of data returned from the service.</returns>
public Task <List <FacebookPost> > RequestAsync(FacebookDataConfig config, int maxRecords = 20)
{
return(RequestAsync <FacebookPost>(config, maxRecords, FacebookPost.Fields));
}
/// <summary>
/// Request list data from service provider based upon a given config / query.
/// </summary>
/// <param name="config">FacebookDataConfig instance.</param>
/// <param name="maxRecords">Upper limit of records to return.</param>
/// <returns>Strongly typed list of data returned from the service.</returns>
public async Task <List <FacebookPost> > RequestAsync(FacebookDataConfig config, int maxRecords = 20)
{
return(await RequestAsync <FacebookPost>(config, maxRecords));
}