DetailFragment.cs

using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using System.Net;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Text;
using Android.Util;
using Android.Views;
using Android.Widget;
using Newtonsoft.Json.Linq;

namespace PariwisataApp
{
    public class DetailFragment : Android.Support.V4.App.Fragment
    {
        string pId;
        string gambar;

        public override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);

        }

        public override View OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
        {
            View view = inflater.Inflate(Resource.Layout.detailLayout, container, false);
            TextView NamaDetail = view.FindViewById<TextView>(Resource.Id.namaDetail);
            TextView HargaDetail = view.FindViewById<TextView>(Resource.Id.hargaDetail);
            TextView AlamatDetail = view.FindViewById<TextView>(Resource.Id.alamatDetail);
            ImageView FotoDetail = view.FindViewById<ImageView>(Resource.Id.fotoDetail);
            ImageButton btnMaps = view.FindViewById<ImageButton>(Resource.Id.btnMaps);
            ImageButton btnWhatsapp = view.FindViewById<ImageButton>(Resource.Id.btnWhatsapp);
            ImageButton btnFacebook = view.FindViewById<ImageButton>(Resource.Id.btnFacebook);
            ImageButton btnInstagram = view.FindViewById<ImageButton>(Resource.Id.btnInstagram);
            Button btnHotel = view.FindViewById<Button>(Resource.Id.btnHotel);
            Button btnKuliner = view.FindViewById<Button>(Resource.Id.btnKuliner);
            TextView txtKeterangan = view.FindViewById<TextView>(Resource.Id.txtKeterangan);

            string id = Arguments.GetString("idx");
            pId = id;

            WebClient client = new WebClient();
            var jsonstring = client.DownloadString("https://banyu.center/pariwisataapp/api/getWisataDetail/" + pId);
            JObject o = JObject.Parse(jsonstring);
            var ab = o.GetValue("detail_wisata").ToString();
            JArray arr = JArray.Parse(ab);
            //idnya.Text = arr[0]["id"].ToString();
            NamaDetail.Text = arr[0]["nama_wisata"].ToString();
            txtKeterangan.Text = arr[0]["keterangan"].ToString();
            HargaDetail.Text = arr[0]["harga_tiket"].ToString();
            AlamatDetail.Text = arr[0]["alamat"].ToString();
            gambar = arr[0]["foto"].ToString();

            Koush.UrlImageViewHelper.SetUrlDrawable(FotoDetail, gambar);

            string smsto = "smsto:";
            string locate = "geo:0,0?q=";
            string geo = arr[0]["nama_wisata"].ToString();
            string whatsapp = arr[0]["no_wa"].ToString();
            string facebook = arr[0]["facebook"].ToString();
            string instagram = arr[0]["instagram"].ToString();

            btnWhatsapp.Click += delegate {
                var sendings = Android.Net.Uri.Parse(smsto + whatsapp);
                var waIntent = new Intent(Intent.ActionSendto, sendings);
                waIntent.SetPackage("com.whatsapp");
                StartActivity(Intent.CreateChooser(waIntent, ""));
            };

            btnFacebook.Click += delegate {
                var uri = Android.Net.Uri.Parse("https://www.facebook.com/" + facebook);
                var goFacebook = new Intent(Intent.ActionView, uri);
                StartActivity(goFacebook);
            };

            btnInstagram.Click += delegate {
                var ins = Android.Net.Uri.Parse("https://www.instagram.com/" + instagram);
                var goInstagram = new Intent(Intent.ActionView, ins);
                StartActivity(goInstagram);
            };


            btnMaps.Click += delegate
            {
                var geoUri = Android.Net.Uri.Parse(locate + geo);
                var mapIntent = new Intent(Intent.ActionView, geoUri);
                StartActivity(mapIntent);
            };

            btnHotel.Click += delegate {
            string idkab = Arguments.GetString("idkab");
            var transaction = this.FragmentManager.BeginTransaction();
            Bundle bundle = new Bundle();
            //Kirimkan argument untuk id
            bundle.PutString("idkabupaten", idkab);

            HotelFragment hotelList = new HotelFragment();
            hotelList.Arguments = bundle;
            transaction.Replace(Resource.Id.HomeFrameLayout, hotelList);
            transaction.AddToBackStack(null);
            transaction.Commit();

            };

            btnKuliner.Click += delegate {
            string idkab = Arguments.GetString("idkab");
            var transaction = this.FragmentManager.BeginTransaction();
            Bundle bundle = new Bundle();
            //Kirimkan argument untuk id
            bundle.PutString("idkabupaten", idkab);

            KulinerFragment kulinerList = new KulinerFragment();
            kulinerList.Arguments = bundle;
            transaction.Replace(Resource.Id.HomeFrameLayout, kulinerList);
            transaction.AddToBackStack(null);
            transaction.Commit();

            };

            return view;

        }

    }
}