import React, { Component } from 'react';
import classnames from 'classnames';
import moment from 'moment';

export default class WeatherTile extends Component {
  constructor(props) {
    super(props);
    this.state = {
      latlng: '',
      manualEntry: false,
      error: false
    };
    let api = window.api;
  }
  // geolocation and manual input functions
  locationSubmit() {
    navigator.geolocation.getCurrentPosition((res) => {
      let latlng = `${res.coords.latitude},${res.coords.longitude}`;
      this.setState({
        latlng
      }, (err) => {
        console.log(err);
      }, { maximumAge: Infinity, timeout: 10000 });
      api.action("clock", "json", latlng);
      api.action('weather', 'json', latlng);
    });
  }

  manualLocationSubmit() {
    event.preventDefault();
    let gpsInput = document.getElementById('gps');
    let latlngNoSpace = gpsInput.value.replace(/\s+/g, '');
    let latlngParse = /-?[0-9]+(?:\.[0-9]*)?,-?[0-9]+(?:\.[0-9]*)?/g;
    if (latlngParse.test(latlngNoSpace)) {
      let latlng = latlngNoSpace;
      this.setState({latlng}, (err) => {console.log(err)}, {maximumAge: Infinity, timeout: 10000});
      api.action("clock", "json", latlng);
      api.action('weather', 'json', latlng);
      this.setState({manualEntry: !this.state.manualEntry});
    }
    else {
      this.setState({error: true});
      return false;
    }
  }
  // set appearance based on weather
  setColors(data) {
    let weatherStyle = {
      gradient1: "",
      gradient2: "",
      text: ""
    };

    switch (data.daily.icon) {
      case "clear-day":
        weatherStyle = {
          gradient1: "#A5CEF0", gradient2: "#FEF4E0", text: "black"
        }
        break;
      case "clear-night":
        weatherStyle = {
          gradient1: "#56668e", gradient2: "#000080", text: "white"
        }
        break;
      case "rain":
        weatherStyle = {
          gradient1: "#b1b2b3", gradient2: "#b0c7ff", text: "black"
        };
        break;
      case "snow":
        weatherStyle = {
          gradient1: "#eee", gradient2: "#f9f9f9", text: "black"
        };
        break;
      case "sleet":
        weatherStyle = {
          gradient1: "#eee", gradient2: "#f9f9f9", text: "black"
        };
        break;
      case "wind":
        weatherStyle = {
          gradient1: "#eee", gradient2: "#fff", text: "black"
        };
        break;
      case "fog":
        weatherStyle = {
          gradient1: "#eee", gradient2: "#fff", text: "black"
        };
        break;
      case "cloudy":
        weatherStyle = {
          gradient1: "#eee", gradient2: "#b1b2b3", text: "black"
        };
        break;
      case "partly-cloudy-day":
        weatherStyle = {
          gradient1: "#fcc440", gradient2: "#b1b2b3", text: "black"
        };
        break;
      case "partly-cloudy-night":
        weatherStyle = {
          gradient1: "#7f7f7f", gradient2: "#56668e", text: "white"
        };
        break;
      default:
        weatherStyle = {
          gradient1: "white", gradient2: "white", text: "black"
        };
    }
    return weatherStyle;
  }
  // all tile views
  renderWrapper(child,
    weatherStyle = { gradient1: "white", gradient2: "white", text: "black" }
    ) {
    return (
      <div
        className={"relative " + weatherStyle.text}
        style={{
          width: 126,
          height: 126,
          background: `linear-gradient(135deg, ${weatherStyle.gradient1} 0%,` +
          `${weatherStyle.gradient2} 45%, ${weatherStyle.gradient2} 65%,` +
          `${weatherStyle.gradient1} 100%)`
        }}>
        {child}
      </div>
    );
  }

  renderManualEntry() {
    let secureCheck;
    let error;
    if (this.state.error === true) {
      error = <p
          className="f9 red2 pt1">Please try again.
        </p>
    }
    if (location.protocol === "https:") {
      secureCheck = <a
        className="black white-d f9 absolute pointer"
        style={{right: 8, top: 8}}
        onClick={() => this.locationSubmit()}>Detect -></a>
    }
    return this.renderWrapper(
      <div className={"pa2 w-100 h-100 bg-white bg-gray0-d black white-d " +
      "b--black b--gray1-d ba"}>
        <a
          className="f9 black white-d pointer"
          onClick={() =>
            this.setState({ manualEntry: !this.state.manualEntry })
          }>
          &lt;&#45;
        </a>
        {secureCheck}
        <p className="f9 pt2">
          Please enter your{" "}
          <a
            className="black white-d"
            href="https://latitudeandlongitude.org/"
            target="_blank">
            latitude and longitude
          </a>
          .
        </p>
        {error}
        <div className="absolute" style={{left: 8, bottom: 8}}>
          <form className="flex" style={{marginBlockEnd: 0 }}>
            <input
              id="gps"
              className="w-100 black white-d bg-transparent bn f9"
              type="text"
              placeholder="29.558107, -95.089023"
              onKeyDown={(e) => {
                if (e.key === "Enter") {
                  e.preventDefault();
                  this.manualLocationSubmit(e.target.value);
                }}
              }/>
            <input
              className={"bg-transparent black white-d bn pointer " +
              "f9 flex-shrink-0"}
              type="submit"
              onClick={() => this.manualLocationSubmit()}
              value="->"/>
          </form>
        </div>
      </div>
    );
  }

  renderNoData() {
    return this.renderWrapper((
      <div
        className={"pa2 w-100 h-100 b--black b--gray1-d ba " +
        "bg-white bg-gray0-d black white-d"}
      onClick={() => this.setState({manualEntry: !this.state.manualEntry})}>
          <p className="f9 absolute"
            style={{left: 8, top: 8}}>
            Weather
          </p>
        <p className="absolute w-100 flex-col f9"
        style={{verticalAlign: "bottom", bottom: 8, left: 8, cursor: "pointer"}}>
        -> Set location
        </p>
      </div>
    ));
  }

  renderWithData(data, weatherStyle) {
    let c = data.currently;
    let d = data.daily.data[0];

    let da = moment.unix(d.sunsetTime).format('h:mm a') || '';

    return this.renderWrapper(
      <div className="w-100 h-100 b--black b--gray1-d ba"
      style={{backdropFilter: "blur(80px)"}}>
        <p className="f9 absolute" style={{ left: 8, top: 8 }}>
          Weather
        </p>
        <a
          className="f9 absolute pointer"
          style={{ right: 8, top: 8 }}
          onClick={() =>
            this.setState({ manualEntry: !this.state.manualEntry })
          }>
          ->
        </a>
        <div className="w-100 absolute" style={{ left: 8, bottom: 8 }}>
          <p className="f9">{c.summary}</p>
          <p className="f9 pt1">{Math.round(c.temperature)}°</p>
          <p className="f9 pt1">Sunset at {da}</p>
        </div>
      </div>
    , weatherStyle);
  }

  render() {
    let data = !!this.props.data ? this.props.data : {};

    if (this.state.manualEntry === true) {
      return this.renderManualEntry();
    }

    if ('currently' in data && 'daily' in data) {
      let weatherStyle = this.setColors(data);
      return this.renderWithData(data, weatherStyle);
    }

    return this.renderNoData();
  }

}

window.weatherTile = WeatherTile;