var _ = require('underscore');
var $ = require('jquery');
var React = require('react/addons');
var exec = require('exec');
var path =  require('path');
var metrics = require('./Metrics');
var ContainerStore = require('./ContainerStore');
var ContainerUtil = require('./ContainerUtil');
var boot2docker = require('./Boot2Docker');
var RetinaImage = require('react-retina-image');
var Router = require('react-router');
var webPorts = require('./Util').webPorts;

var ContainerDetailsSubheader = React.createClass({
  mixins: [Router.State, Router.Navigation],
  getInitialState: function () {
    return {
      defaultPort: null
    };
  },
  componentWillReceiveProps: function () {
    this.init();
  },
  componentDidMount: function () {
    this.init();
  },
  init: function () {
    this.setState({
      currentRoute: _.last(this.getRoutes()).name
    });
    var container = ContainerStore.container(this.getParams().name);
    if (!container) {
      return;
    }
    var ports = ContainerUtil.ports(container);
    this.setState({
      ports: ports,
      defaultPort: _.find(_.keys(ports), function (port) {
        return webPorts.indexOf(port) !== -1;
      })
    });
  },
  disableRun: function () {
    if (!this.props.container) {
      return false;
    }
    return (!this.props.container.State.Running || !this.state.defaultPort);
  },
  disableRestart: function () {
    if (!this.props.container) {
      return false;
    }
    return (this.props.container.State.Downloading || this.props.container.State.Restarting);
  },
  disableTerminal: function () {
    if (!this.props.container) {
      return false;
    }
    return (!this.props.container.State.Running);
  },
  disableTab: function () {
    if (!this.props.container) {
      return false;
    }
    return (this.props.container.State.Downloading);
  },
  showHome: function () {
    if (!this.disableTab()) {
      metrics.track('Viewed Home');
      this.transitionTo('containerHome', {name: this.getParams().name});
    }
  },
  showLogs: function () {
    if (!this.disableTab()) {
      metrics.track('Viewed Logs');
      this.transitionTo('containerLogs', {name: this.getParams().name});
    }
  },
  showSettings: function () {
    if (!this.disableTab()) {
      metrics.track('Viewed Settings');
      this.transitionTo('containerSettings', {name: this.getParams().name});
    }
  },
  handleRun: function () {
    if (this.state.defaultPort && !this.disableRun()) {
      metrics.track('Opened In Browser', {
        from: 'header'
      });
      exec(['open', this.state.ports[this.state.defaultPort].url], function (err) {
        if (err) { throw err; }
      });
    }
  },
  handleRestart: function () {
    if (!this.disableRestart()) {
      metrics.track('Restarted Container');
      ContainerStore.restart(this.props.container.Name, function (err) {
        console.log(err);
      });
    }
  },
  handleTerminal: function () {
    if (!this.disableTerminal()) {
      metrics.track('Terminaled Into Container');
      var container = this.props.container;
      var terminal = path.join(process.cwd(), 'resources', 'terminal');
      var cmd = [terminal, boot2docker.command().replace(/ /g, '\\\\\\\\ ').replace(/\(/g, '\\\\\\\\(').replace(/\)/g, '\\\\\\\\)'), 'ssh', '-t', 'sudo', 'docker', 'exec', '-i', '-t', container.Name, 'sh'];
      exec(cmd, function (stderr, stdout, code) {
        if (code) {
          console.log(stderr);
        }
      });
    }
  },
  handleItemMouseEnterView: function () {
    var $action = $(this.getDOMNode()).find('.action .view');
    $action.css("visibility", "visible");
  },
  handleItemMouseLeaveView: function () {
    var $action = $(this.getDOMNode()).find('.action .view');
    $action.css("visibility", "hidden");
  },
  handleItemMouseEnterRestart: function () {
    var $action = $(this.getDOMNode()).find('.action .restart');
    $action.css("visibility", "visible");
  },
  handleItemMouseLeaveRestart: function () {
    var $action = $(this.getDOMNode()).find('.action .restart');
    $action.css("visibility", "hidden");
  },
  handleItemMouseEnterTerminal: function () {
    var $action = $(this.getDOMNode()).find('.action .terminal');
    $action.css("visibility", "visible");
  },
  handleItemMouseLeaveTerminal: function () {
    var $action = $(this.getDOMNode()).find('.action .terminal');
    $action.css("visibility", "hidden");
  },
  render: function () {
    var runActionClass = React.addons.classSet({
      action: true,
      disabled: this.disableRun()
    });
    var restartActionClass = React.addons.classSet({
      action: true,
      disabled: this.disableRestart()
    });
    var terminalActionClass = React.addons.classSet({
      action: true,
      disabled: this.disableTerminal()
    });
    var tabHomeClasses = React.addons.classSet({
      'tab': true,
      'active': this.state.currentRoute === 'containerHome',
      disabled: this.disableTab()
    });
    var tabLogsClasses = React.addons.classSet({
      'tab': true,
      'active': this.state.currentRoute === 'containerLogs',
      disabled: this.disableTab()
    });
    var tabSettingsClasses = React.addons.classSet({
      'tab': true,
      'active': this.state.currentRoute && (this.state.currentRoute.indexOf('containerSettings') >= 0),
      disabled: this.disableTab()
    });
    return (
      <div className="details-subheader">
        <div className="details-header-actions">
          <div className={runActionClass} onMouseEnter={this.handleItemMouseEnterView} onMouseLeave={this.handleItemMouseLeaveView}>
            <span className="action-icon" onClick={this.handleRun}><RetinaImage src="button-view.png"/></span>
            <span className="btn-label view">View</span>
          </div>
          <div className={restartActionClass} onMouseEnter={this.handleItemMouseEnterRestart} onMouseLeave={this.handleItemMouseLeaveRestart}>
            <span className="action-icon" onClick={this.handleRestart}><RetinaImage src="button-restart.png"/></span>
            <span className="btn-label restart">Restart</span>
          </div>
          <div className={terminalActionClass} onMouseEnter={this.handleItemMouseEnterTerminal} onMouseLeave={this.handleItemMouseLeaveTerminal}>
            <span className="action-icon" onClick={this.handleTerminal}><RetinaImage src="button-terminal.png"/></span>
            <span className="btn-label terminal">Terminal</span>
          </div>
        </div>
        <div className="details-subheader-tabs">
          <span className={tabHomeClasses} onClick={this.showHome}>Home</span>
          <span className={tabLogsClasses} onClick={this.showLogs}>Logs</span>
          <span className={tabSettingsClasses} onClick={this.showSettings}>Settings</span>
        </div>
      </div>
    );
  }
});

module.exports = ContainerDetailsSubheader;