using System;
using System.Collections.Generic;
using System.Net;
using System.Xml;
using System.Xml.Linq;
using MSXML;
using Newtonsoft.Json;

namespace LINKS
{
    /// Make sure the function called from host is static
    /// params can only be string, convert them in the method
    /// Methods are not case sensitive
    /// Call example from jarvis response:
    /// 

    public static class LWeather
    {
        private static string temperature;
        private static string condition;
        private static string humidity;
        private static string windSpeed;
        private static string town;
        private static string forcastCondition;
        private static string forecastHigh;
        private static string forecastLow;
        private static string temperatureUnit;

        private static YWeather.RootObject weather;

        public static string GetWeather(string place, string tempUnit)
        {
            string retVal = "-1";
            string responseText = "-1";
            tempUnit = tempUnit.ToUpper();
            //Uri request = new Uri("https://developer.yahoo.com/yql/console/?q=select%20*%20from%20weather.forecast%20where%20woeid%20in%20(select%20woeid%20from%20geo.places(1)%20where%20text%3D%22nome%2C%20ak%22)&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys#h=select+*+from+weather.forecast+where+woeid+in+(select+woeid+from+geo.places(1)+where+text%3D%2219136%22)+and+u%3D%22C%22");
            Uri request = new Uri("https://" + "query.yahooapis.com/v1/public/yql?q=select%20*%20from%20weather.forecast%20where%20woeid%20in%20(select%20woeid%20from%20geo.places(1)%20where%20text%3D%22" + place + "%22)%20and%20u%3D%22" + tempUnit + "%22&diagnostics=true&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys");
            //request = new Uri("https://developer.yahoo.com/yql/console/?q=select%20*%20from%20weather.forecast%20where%20woeid%20in%20(select%20woeid%20from%20geo.places(1)%20where%20text%3D%22nome%2C%20ak%22)&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys#h=select+*+from+weather.forecast+where+woeid+in+(select+woeid+from+geo.places(1)+where+text%3D%2219136%22)+and+u%3D%22C%22");
            XMLHTTPRequest HTTPRequest = new XMLHTTPRequest();

            HTTPRequest.open("GET", request.AbsoluteUri, false);
            HTTPRequest.send();
            responseText = HTTPRequest.responseText;

            
            try
            {
                YWeather.RootObject weather = JsonConvert.DeserializeObject<YWeather.RootObject>(responseText);

                weather = new YWeather.RootObject();
                Town = weather.query.results.channel.location.city;
                ForecastHigh = weather.query.results.channel.item.forecast[0].high;
                ForecastLow = weather.query.results.channel.item.forecast[0].low;
                ForcastCondition = weather.query.results.channel.item.forecast[0].text;

                Temperature = weather.query.results.channel.item.condition.temp;
                Condition = weather.query.results.channel.item.condition.code;
                Humidity = weather.query.results.channel.atmosphere.humidity;
                WindSpeed = weather.query.results.channel.wind.speed;

                TemperatureUnit = tempUnit == "C" ? "Celsius" : "Fahrenheit";
                ForcastCondition = ForcastCondition.Replace("-", "minus ");
                ForecastHigh = ForecastHigh.Replace("-", "minus ");
                ForecastLow = ForecastLow.Replace("-", "minus ");
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
            }
            return retVal;
        }

        public static string LoadWeather(string WOEID, string TempUnit)
        {
            
            try
            {
                //string query = string.Format("http://weather.yahooapis.com/forecastrss?w=" + WOEID + "&u=" + TempUnit);
                string q = string.Format("https://query.yahooapis.com/v1/public/yql?q=select * from weather.forecast where woeid=\"{0}\" and u=\"{1}\"&format=xml", WOEID, TempUnit);
                bool WeatherDown = true;

                Uri query = new Uri(q);
                XmlDocument wData = jarvisWPF.PublicClass.GetXML(query);
                XmlNamespaceManager man = new XmlNamespaceManager(wData.NameTable);

                man.AddNamespace("yweather", "http://xml.weather.yahoo.com/ns/rss/1.0");
                XmlNode channel = wData.SelectSingleNode("/query[1]/results[1]/channel[1]");
                XmlNodeList nodes = wData.SelectNodes("/query/results/channel/item/yweather:forecast", man);
                if (nodes.Count != 0)
                {
                    Temperature = channel.SelectSingleNode("item").SelectSingleNode("yweather:condition", man).Attributes["temp"].Value;
                    Condition = channel.SelectSingleNode("item").SelectSingleNode("yweather:condition", man).Attributes["text"].Value;
                    Humidity = channel.SelectSingleNode("yweather:atmosphere", man).Attributes["humidity"].Value;
                    WindSpeed = channel.SelectSingleNode("yweather:wind", man).Attributes["speed"].Value;
                    Town = channel.SelectSingleNode("yweather:location", man).Attributes["city"].Value;
                    ForcastCondition = channel.SelectSingleNode("item").SelectSingleNode("yweather:forecast", man).Attributes["text"].Value;
                    ForecastHigh = channel.SelectSingleNode("item").SelectSingleNode("yweather:forecast", man).Attributes["high"].Value;
                    ForecastLow = channel.SelectSingleNode("item").SelectSingleNode("yweather:forecast", man).Attributes["low"].Value;
                    ForecastHigh = ForecastHigh.Replace("-", "minus ");
                    ForecastLow = ForecastLow.Replace("-", "minus ");
                    WeatherDown = false;
                }
                else
                {
                    WeatherDown = true;
                }

                return "";
            }
            catch (Exception error)
            {
                return error.Message;
            }
        }

        public static string Temperature
        {
            get
            {
                return temperature;
            }

            set
            {
                temperature = value;
            }
        }

        public static string Condition
        {
            get
            {
                return condition;
            }

            set
            {
                condition = value;
            }
        }

        public static string Humidity
        {
            get
            {
                return humidity;
            }

            set
            {
                humidity = value;
            }
        }

        public static string WindSpeed
        {
            get
            {
                return windSpeed;
            }

            set
            {
                windSpeed = value;
            }
        }

        public static string Town
        {
            get
            {
                return town;
            }

            set
            {
                town = value;
            }
        }

        public static string ForcastCondition
        {
            get
            {
                return forcastCondition;
            }

            set
            {
                forcastCondition = value;
            }
        }

        public static string ForecastHigh
        {
            get
            {
                return forecastHigh;
            }

            set
            {
                forecastHigh = value;
            }
        }

        public static string ForecastLow
        {
            get
            {
                return forecastLow;
            }

            set
            {
                forecastLow = value;
            }
        }

        public static string TemperatureUnit
        {
            get
            {
                return temperatureUnit;
            }

            set
            {
                temperatureUnit = value;
            }
        }

        public static XmlDocument GetXML(string url)
        {
            var webClient = new WebClient();

            string result = webClient.DownloadString(url);

            XDocument document = XDocument.Parse(result);
            document.DescendantNodes();
            XmlReader r = document.CreateReader();
            r.Read();
            var x = new XmlDocument();
            x.LoadXml(r.ReadOuterXml());

            return x;
        }
    }

    public class YWeather
    {
        public class Url
        {
            public string __invalid_name__execution_start_time { get; set; }
            public string __invalid_name__execution_stop_time { get; set; }
            public string __invalid_name__execution_time { get; set; }
            public string content { get; set; }
        }

        public class Javascript
        {
            public string __invalid_name__execution_start_time { get; set; }
            public string __invalid_name__execution_stop_time { get; set; }
            public string __invalid_name__execution_time { get; set; }
            public string __invalid_name__instructions_used { get; set; }
            public string __invalid_name__table_name { get; set; }
        }

        public class Diagnostics
        {
            public string publiclyCallable { get; set; }
            public List<Url> url { get; set; }
            public Javascript javascript { get; set; }
            public string __invalid_name__user_time { get; set; }
            public string __invalid_name__service_time { get; set; }
            public string __invalid_name__build_version { get; set; }
        }

        public class Units
        {
            public string distance { get; set; }
            public string pressure { get; set; }
            public string speed { get; set; }
            public string temperature { get; set; }
        }

        public class Location
        {
            public string city { get; set; }
            public string country { get; set; }
            public string region { get; set; }
        }

        public class Wind
        {
            public string chill { get; set; }
            public string direction { get; set; }
            public string speed { get; set; }
        }

        public class Atmosphere
        {
            public string humidity { get; set; }
            public string pressure { get; set; }
            public string rising { get; set; }
            public string visibility { get; set; }
        }

        public class Astronomy
        {
            public string sunrise { get; set; }
            public string sunset { get; set; }
        }

        public class Image
        {
            public string title { get; set; }
            public string width { get; set; }
            public string height { get; set; }
            public string link { get; set; }
            public string url { get; set; }
        }

        public class Condition
        {
            public string code { get; set; }
            public string date { get; set; }
            public string temp { get; set; }
            public string text { get; set; }
        }

        public class Forecast
        {
            public string code { get; set; }
            public string date { get; set; }
            public string day { get; set; }
            public string high { get; set; }
            public string low { get; set; }
            public string text { get; set; }
        }

        public class Guid
        {
            public string isPermaLink { get; set; }
        }

        public class Item
        {
            public string title { get; set; }
            public string lat { get; set; }
            public string @long { get; set; }
            public string link { get; set; }
            public string pubDate { get; set; }
            public Condition condition { get; set; }
            public List<Forecast> forecast { get; set; }
            public string description { get; set; }
            public Guid guid { get; set; }
        }

        public class Channel
        {
            public Units units { get; set; }
            public string title { get; set; }
            public string link { get; set; }
            public string description { get; set; }
            public string language { get; set; }
            public string lastBuildDate { get; set; }
            public string ttl { get; set; }
            public Location location { get; set; }
            public Wind wind { get; set; }
            public Atmosphere atmosphere { get; set; }
            public Astronomy astronomy { get; set; }
            public Image image { get; set; }
            public Item item { get; set; }
        }

        public class Results
        {
            public Channel channel { get; set; }
        }

        public class Query
        {
            public int count { get; set; }
            public string created { get; set; }
            public string lang { get; set; }
            public Diagnostics diagnostics { get; set; }
            public Results results { get; set; }
        }

        public class RootObject
        {
            public Query query { get; set; }

        }
    }

}