var React = require('react/addons');
var ReactRouter = require('react-router');
var ControlGroup = require('../../../components/form/ControlGroup');
var TextControl = require('../../../components/form/TextControl');
var Button = require('../../../components/form/Button');
var Spinner = require('../../../components/form/Spinner');
var Actions = require('../Actions');
var ResetStore = require('../stores/Reset');


var LinkedState = React.addons.LinkedStateMixin;
var Link = ReactRouter.Link;


var Component = React.createClass({
  mixins: [LinkedState],
  contextTypes: {
    router: React.PropTypes.func
  },
  getInitialState: function () {

    ResetStore.reset();
    return ResetStore.getState();
  },
  componentDidMount: function () {

    ResetStore.addChangeListener(this.onStoreChange);
    this.refs.password.refs.inputField.getDOMNode().focus();
  },
  componentWillUnmount: function () {

    ResetStore.removeChangeListener(this.onStoreChange);
  },
  onStoreChange: function () {

    this.setState(ResetStore.getState());
  },
  handleSubmit: function (event) {

    event.preventDefault();
    event.stopPropagation();

    Actions.reset({
      email: this.context.router.getCurrentParams().email,
      key: this.context.router.getCurrentParams().key,
      password: this.state.password
    });
  },
  render: function () {

    var alerts = [];
    if (this.state.success) {
      alerts.push(<div key="success">
        <div className="alert alert-success">
          你的密码已被重置，请重新登陆确认。
        </div>
        <Link to="home" className="btn btn-link">返回登陆</Link>
      </div>);
    }
    else if (this.state.error) {
      alerts.push(<div key="danger" className="alert alert-danger">
        {this.state.error}
      </div>);
    }

    var formElements;
    if (!this.state.success) {
      formElements = <fieldset>
        <TextControl
          name="password"
          label="新密码"
          type="password"
          ref="password"
          hasError={this.state.hasError.password}
          valueLink={this.linkState('password')}
          help={this.state.help.password}
          disabled={this.state.loading}
        />
        <TextControl
          name="_key"
          label="密码"
          hasError={this.state.hasError.key}
          value={this.context.router.getCurrentParams().key}
          help={this.state.help.key}
          disabled={true}
        />
        <TextControl
          name="_email"
          label="Email"
          hasError={this.state.hasError.email}
          value={this.context.router.getCurrentParams().email}
          help={this.state.help.email}
          disabled={true}
        />
        <ControlGroup hideLabel={true} hideHelp={true}>
          <Button
            type="submit"
            inputClasses={{'btn-primary': true}}
            disabled={this.state.loading}>

            重设密码
            <Spinner space="left" show={this.state.loading}/>
          </Button>
          <Link to="home" className="btn btn-link">返回登录</Link>
        </ControlGroup>
      </fieldset>;
    }

    return (
      <section>
        <h1 className="page-header">Reset your password</h1>
        <form onSubmit={this.handleSubmit}>
          {alerts}
          {formElements}
        </form>
      </section>
    );
  }
});


module.exports = Component;