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#define REACTIVE
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Json;
using System.Net;
using System.Reactive;
using System.Reactive.Linq;
using Android.App;
using Android.Content;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Android.OS;
namespace GithubApiClientSample
{
[Activity (Label = "GithubApiClientSample", MainLauncher = true)]
public class MainActivity : ListActivity
{
protected override void OnCreate (Bundle bundle)
{
base.OnCreate (bundle);
var baseDir = Path.Combine (Application.ApplicationInfo.DataDir, "image_cache");
if (!Directory.Exists (baseDir))
Directory.CreateDirectory (baseDir);
var data = new List<IDictionary<string,object>> ();
var urls = new Dictionary<Uri,List<string>> ();
var getUrl = new Uri ("https://api.github.com/users/mono/repos");
var hr = new HttpWebRequest (getUrl);
var req = Observable.FromAsyncPattern<WebResponse> (hr.BeginGetResponse, hr.EndGetResponse);
Observable.Defer (req).Subscribe (v => {
var json = (IEnumerable<JsonValue>) JsonValue.Load (v.GetResponseStream ());
json.Cast<JsonObject> ().ToList ().ForEach (item => {
var uri = new Uri ((string) ((JsonObject) item ["owner"])["avatar_url"]);
var file = Path.Combine (baseDir, ((int) item ["id"]) + new FileInfo (uri.LocalPath).Extension);
if (!urls.ContainsKey (uri))
urls.Add (uri, new List<string> () {file});
else
urls [uri].Add (file);
data.Add (new JavaDictionary<string,object> () { {"Text", item ["description"]}, {"Name", item ["name"]}, {"Icon", Path.Combine (baseDir, file) }});
urls.ToList ().ForEach (p => {
var iwc = new WebClient ();
iwc.DownloadDataCompleted += (isender, ie) => p.Value.ForEach (s => {
if (ie.Result != null)
using (var fs = File.Create (s))
fs.Write (ie.Result, 0, ie.Result.Length);
});
iwc.DownloadDataAsync (p.Key);
});
});
var from = new string [] {"Text", "Name", "Icon"};
var to = new int [] { Resource.Id.textMessage, Resource.Id.textName, Resource.Id.iconView};
this.RunOnUiThread (() => {
ListAdapter = new SimpleAdapter (this, data, Resource.Layout.ListItem, from, to);
});
});
}
}
}
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