import React, { Component } from 'react'
import { Trans, translate } from 'react-i18next'
import { connect } from 'react-redux'
import { rules, findRuleByName } from 'Engine/rules'
import {
	reject,
	propEq,
	curry,
	pipe,
	equals,
	filter,
	contains,
	length
} from 'ramda'
import { Link } from 'react-router-dom'
import './TargetSelection.css'
import BlueButton from './BlueButton'
import { Field, reduxForm, formValueSelector } from 'redux-form'
import { connect } from 'react-redux'
import { RuleValue } from './rule/RuleValueVignette'

export let salaries = ['salaire net', 'salaire de base', 'salaire total']
let popularTargetNames = [...salaries, 'aides employeur']

@translate()
@reduxForm({
	form: 'conversation'
})
@connect(
	state => ({
		getTargetValue: dottedName =>
			formValueSelector('conversation')(state, dottedName),
		targets: state.analysis ? state.analysis.targets : [],
		flatRules: state.flatRules
	}),
	dispatch => ({
		startConversation: (targetNames, fromScratch = false) =>
			dispatch({ type: 'START_CONVERSATION', targetNames, fromScratch })
	})
)
export default class TargetSelection extends Component {
	state = {
		targets: [],
		activeInput: null
	}

	componentWillMount() {
		this.props.startConversation(popularTargetNames)
	}
	render() {
		let { targets } = this.state,
			ready = targets.length > 0

		console.log('yayayay', this.props.targets)

		if (this.props.targets.length == 0) return null

		return (
			<section id="targetSelection">
				<h1>Entrez un salaire mensuel</h1>
				{this.renderOutputList()}

				{false && (
					<div id="action">
						<p style={{ color: this.props.colours.textColourOnWhite }}>
							Vous pouvez faire plusieurs choix
						</p>
						<Link to={'/simu/' + targets.join('+')}>
							<BlueButton disabled={!ready}>Valider</BlueButton>
						</Link>
					</div>
				)}
			</section>
		)
	}

	renderOutputList() {
		let popularTargets = popularTargetNames.map(
				curry(findRuleByName)(flatRules)
			),
			{ targets } = this.state,
			textColourOnWhite = this.props.colours.textColourOnWhite,
			// You can't select 3 salaries, as one must be an input in the next step
			optionDisabled = name =>
				contains('salaire', name) &&
				pipe(
					reject(equals(name)),
					filter(contains('salaire')),
					length,
					equals(2)
				)(targets),
			optionIsChecked = s => targets.includes(s.name)

		return (
			<div>
				<div id="targets">
					{popularTargets.map(s => (
						<div key={s.name}>
							<div className="main">
								<input
									id={s.name}
									type="checkbox"
									disabled={optionDisabled(s.name)}
									checked={optionIsChecked(s)}
									onChange={() =>
										this.setState({
											targets: targets.find(t => t === s.name)
												? reject(t => t === s.name, targets)
												: [...targets, s.name]
										})
									}
								/>
								<label
									htmlFor={s.name}
									key={s.name}
									style={
										optionIsChecked(s)
											? {
													color: textColourOnWhite
											  }
											: {}
									}>
									{optionIsChecked(s) ? (
										<i
											className="fa fa-check-square-o fa-2x"
											style={{ color: textColourOnWhite }}
										/>
									) : (
										<i
											className="fa fa-square-o fa-2x"
											style={{ color: '#4b4b66' }}
										/>
									)}
									<span className="optionTitle">{s.title || s.name}</span>
								</label>
								<span className="targetInputOrValue">
									{s.name.includes('salaire') &&
									this.state.activeInput === s.dottedName ? (
										<Field
											name={s.dottedName}
											component="input"
											type="text"
											placeholder="mon salaire"
											autoFocus
										/>
									) : (
										<span
											className="targetValue"
											style={{ width: '6em' }}
											onClick={() =>
												this.setState({ activeInput: s.dottedName })
											}>
											{do {
												let rule = this.props.targets.find(
														propEq('dottedName', s.dottedName)
													),
													value = rule && rule.nodeValue
												;<RuleValue value={value} />
											}}
										</span>
									)}
								</span>
							</div>
							<p
								style={
									optionIsChecked(s)
										? { color: textColourOnWhite }
										: { color: '#4b4b66' }
								}>
								{s['résumé']}
							</p>
						</div>
					))}
				</div>
			</div>
		)
	}
}