using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Collections.Generic;

namespace MatrixDotNetLib
{
    public class MatrixSyncRooms
    {
        // once the JSON from "join" is parsed, this is set to its contents as an object
        public Dictionary<string,MatrixSyncRoom> Joined { get; private set;}

        public Dictionary<string, MatrixSyncRoom> Invited { get; private set; }

        public Dictionary<string, MatrixSyncRoom> Left { get; private set; }

        public JObject Join
        {
            get { return null; }
            set
            {
                // takes JSON children and parses them into objects
                // we have to do this bc the entity names under "join" are dynamic
                // each entity holds a well-defined object though
                
                // create dict for Joined
                Joined = new Dictionary<string, MatrixSyncRoom>();

                // these AREN'T an array
                ParseRooms(value, "Joined");
            }
        }

        public JObject Invite
        {
            get { return null; }
            set
            {
                // create dict for Joined
                Invited = new Dictionary<string, MatrixSyncRoom>();

                // these AREN'T an array
                ParseRooms(value, "Invited");
            }
        }

        public JObject Leave
        {
            get { return null; }
            set
            {
                // create dict for Joined
                Left = new Dictionary<string, MatrixSyncRoom>();

                // these AREN'T an array
                ParseRooms(value, "Left");
            }
        }
        
        public void ParseRooms(JObject roomsJson, string valType)
        {
            // get the children of this object
            JEnumerable<JToken> kids = roomsJson.Children();

            Dictionary<string,MatrixSyncRoom> roomList = new Dictionary<string,MatrixSyncRoom>();
            
            foreach (JProperty kid in kids)
            {
                MatrixSyncRoom msr = JsonConvert.DeserializeObject<MatrixSyncRoom>(kid.Value.ToString());

                roomList.Add(kid.Name, msr);
            }
            
            // get the target
            this.GetType().GetProperty(valType).SetValue(this,roomList);
        }
    }
}



//// simplest implementation
//// might not work for UWP
//// sauce: https://stackoverflow.com/questions/5527316/how-to-set-the-content-of-an-httpwebrequest-in-c
//HttpContent requestContent = new StringContent(requestJson, Encoding.UTF8, "application/json");

//HttpClient client = new HttpClient();
//client.BaseAddress = new Uri(loginUrl);
//client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));

//HttpResponseMessage responseMessage = client.PostAsync(loginUrl, requestContent).Result;
//string responseString = responseMessage.Content.ReadAsStringAsync().Result;

//if(responseString.Contains("errcode"))
//{
//    // deserialize into error object
//    MatrixError error = JsonConvert.DeserializeObject<MatrixError>(responseString);

//    // convert error object to a string
//    string errMsg = error.ErrorCode + ": " + error.ErrorMessage;

//    // throw exception (can be caught and handled gracefully)
//    throw new Exception(errMsg);
//}
//else
//{
//    MatrixLoginResponse response = JsonConvert.DeserializeObject<MatrixLoginResponse>(responseString);

//    return response;
//}