using System;
using System.Text.RegularExpressions;
using BlubbFish.IoT.Zway.Events;
using BlubbFish.IoT.Zway.Interfaces;
using BlubbFish.IoT.Zway.lib;
using LitJson;

namespace BlubbFish.IoT.Zway.Devices.CommandClasses.CommandClassSubs {
  class Thermostatsetpointsub : CommandClassSub {
    private Single _level;

    public override event UpdatedValue Update;

    public Single Level {
      get {
        return this._level;
      }
      set {
        if (!this.HasMinMax || (this.HasMinMax && value >= this.TempMin && value <= this.TempMax)) {
          Single t = (Single)Math.Round(value * 2, MidpointRounding.AwayFromZero) / 2;
          this.http.GetVoid("ZWave.zway/Run/devices[" + this.DeviceId + "].instances[" + this.Instance + "].commandClasses[" + this.Commandclass + "].Set(" + this.SensorId + "," + t + ")");
        }
      }
    }
    public String Scale { get; private set; }
    public Single TempMax { get; private set; }
    public Single TempMin { get; private set; }
    public Boolean HasMinMax { get; private set; }
    public String Type { get; private set; }

    public Thermostatsetpointsub(JsonData json, Tuple<Int32, Int32, Int32, Int32> id, HttpConnection http, Boolean polling) : base(json, id, http, polling) {
      InitComplex(json);
    }

    private void InitComplex(JsonData json) {
      if (json.Keys.Contains("modeName") && json["modeName"].Keys.Contains("value") &&
        json.Keys.Contains("val") && json["val"].Keys.Contains("value") &&
        json.Keys.Contains("deviceScaleString") && json["deviceScaleString"].Keys.Contains("value")) {
        this.Type = json["modeName"]["value"].ToString();
        this._level = Single.Parse(json["val"]["value"].ToString());
        this.Scale = json["deviceScaleString"]["value"].ToString();
      }
      if(json.Keys.Contains("min") && json["min"].Keys.Contains("value") &&
        json.Keys.Contains("max") && json["max"].Keys.Contains("value")) {
        this.TempMin = Single.Parse(json["min"]["value"].ToString());
        this.TempMax = Single.Parse(json["max"]["value"].ToString());
        this.HasMinMax = true;
      } else {
        this.HasMinMax = false;
      }
    }

    internal override void SetUpdate(JsonData json, Match match) {
      Boolean ret = false;
      if (json.Keys.Contains("val") && json["val"].Keys.Contains("value") &&
        json.Keys.Contains("deviceScaleString") && json["deviceScaleString"].Keys.Contains("value") &&
        json.Keys.Contains("modeName") && json["modeName"].Keys.Contains("value")) {
        this._level = Single.Parse(json["val"]["value"].ToString());
        this.Scale = json["deviceScaleString"]["value"].ToString();
        this.Type = json["modeName"]["value"].ToString();
        ret = true;
      }
      if (json.Keys.Contains("min") && json["val"].Keys.Contains("value") &&
        json.Keys.Contains("max") && json["max"].Keys.Contains("value")) {
        this.TempMin = Single.Parse(json["min"]["value"].ToString());
        this.TempMax = Single.Parse(json["max"]["value"].ToString());
        this.HasMinMax = true;
        ret = true;
      } else {
        this.HasMinMax = false;
      }
      if (ret && this.CheckSetUpdateTime(json)) {
        this.Update?.Invoke(this, new DeviceUpdateEvent(new Tuple<String, String, Single, Single, Single, Boolean>(this.Type, this.Scale, this.Level, this.TempMin, this.TempMax, this.HasMinMax), this.LastUpdate));
      }
    }

    public override String ToString() {
      return "ThermostatSetPoint " + this.Name + " [" + this.Id + "]: " + this.Type + " " + this.Level + "" + this.Scale + " [" + this.TempMin + "," + this.TempMax + "," + this.HasMinMax + "]";
    }

    internal override void Poll() {
      if (this.Polling) {
        this.http.GetVoid("ZWave.zway/Run/devices[" + this.DeviceId + "].instances[" + this.Instance + "].commandClasses[" + this.Commandclass + "].Get(" + this.SensorId + ")");
      }
    }
  }
}