import { h, Component } from 'preact'
import { connect } from 'react-redux'
import { bindActionCreators } from 'redux'
import * as liveActions from '../live/actions'

class Select extends Component {
  constructor(props){
    super(props)
    this.handleChange = this.handleChange.bind(this)
  }
  handleChange(e){
    clearTimeout(this.timeout)
    let new_value = e.target.value
    this.props.actions.set_param(this.props.name, new_value)
  }
  render() {
    const value = this.props.opt[this.props.name]
    const options = this.props.options.map((key,i) => {
      return (
        <option value={key} key={i}>
          {capitalize(key)}
        </option>
      )
    })
    return (
      <div className='select param'>
        <label>
          <span>{this.props.title}</span>
          <select
            onChange={this.handleChange}
            value={value}
          >
            {options}
          </select>
        </label>
        {this.props.children}
      </div>
    )
  }
}

function capitalize(s){
  return (s || "").replace(/(?:^|\s)\S/g, function(a) { return a.toUpperCase(); });
}

const mapStateToProps = state => ({
  opt: state.live.opt,
})

const mapDispatchToProps = (dispatch, ownProps) => ({
  actions: bindActionCreators(liveActions, dispatch)
})

export default connect(mapStateToProps, mapDispatchToProps)(Select)