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import React, { Component } from 'react'
import { connect } from 'react-redux'
import { TransitionGroup, CSSTransition } from 'react-transition-group'
import actions from 'app/actions'
import { clamp, floatInRange, floatLT } from 'app/utils'
import { PERSISTENT_FULLSCREEN_ELEMENTS } from 'app/constants'
import { fullscreenComponents } from './components.fullscreen'
import { makeFullscreenEvent } from '../viewer.actions'
class PlayerFullscreen extends Component {
state = {
elements: [],
video: false,
}
componentDidMount() {
this.setCurrentElements()
}
componentDidUpdate(prevProps) {
const sectionChanged = this.props.currentSection !== prevProps.currentSection
const playTimeChanged = this.props.audio.play_ts !== prevProps.audio.play_ts
const seekTimeChanged = this.props.audio.seek_ts !== prevProps.audio.seek_ts
if (sectionChanged || playTimeChanged || seekTimeChanged) {
this.setCurrentElements()
}
}
setCurrentElements() {
const { audio, timeline, currentSection, media } = this.props
let { play_ts, seek_ts } = audio
play_ts = clamp(play_ts, currentSection.start_ts, currentSection.end_ts)
// get elements at this play position
let elements = timeline.filter(element => (
floatInRange(element.start_ts, play_ts, element.fade_out_start_ts + 0.1)
))
// if the audio is paused, and the first el is a curtain, remove it
if (elements.length && !audio.playing && elements[0].type === 'curtain') {
elements.shift()
}
if (elements.length > 1) {
elements = elements.map((e, i) => [(e.type === 'curtain' ? i + 100 : i), e])
.sort((a,b) => a[0] - b[0])
.map(p => p[1])
}
// if the seek time matches any element, we wanna show that element immediately.
// additionally, if we were still inside another earlier element, dont show it at all.
// did we recently seek to an element?
// console.log(elements)
const justSeeked = Math.abs(seek_ts - play_ts) < 5.0 && (Math.abs(seek_ts - currentSection.start_ts) > 2.0)
const seekedElements = elements.filter(e => (e.start_ts >= seek_ts || e.fade_out_start_ts > seek_ts + 5.0))
// console.log(seekedElements.length, elements.length, play_ts, seek_ts)
// if we did, then we want to use the filtered elements i.e. dont show earlier nodes
// also any elements starting at this point should transition immediately,
// to prevent flash of the underlying content.
if (justSeeked && seekedElements.length) {
// console.log(play_ts, seek_ts, 'seeked', seekedElements)
elements = seekedElements.map(e => {
if (e.start_ts === seek_ts && e.type !== 'curtain') {
return {
...e,
fadeInDuration: 0,
}
}
return e
})
elements.unshift(makeFullscreenEvent(100, {
start_ts: seek_ts,
end_ts: seek_ts + 1.3,
type: 'curtain',
settings: {
color: elements[0].annotation.settings.color,
fade_in_duration: '0:00',
fade_out_duration: '0:00.8',
duration: '0:01.3',
}
}))
}
// console.log(elements)
// set nav style from top-most element
let persist = false;
if (elements.length) {
const lastElement = elements[elements.length - 1]
persist = elements.filter(e => PERSISTENT_FULLSCREEN_ELEMENTS.has(e.type))
if (lastElement.color && lastElement.color.textColor === '#ffffff') {
actions.viewer.setNavStyle('black')
} else {
actions.viewer.setNavStyle('white')
}
if (lastElement.type === 'video') {
const item = media.lookup[lastElement.settings.media_id]
actions.viewer.setMediaTitle(item.title)
} else {
actions.viewer.setMediaTitle(null)
}
} else {
actions.viewer.setNavStyle(currentSection.color)
actions.viewer.setMediaTitle(null)
}
// elements.reverse()
this.setState({ elements, persist })
}
render() {
const { audio, media } = this.props
const { play_ts, playing } = audio
const { elements, persist } = this.state
let className = "viewer-fullscreen";
if (elements.length) {
className += " active"
}
if (persist) {
className += " persist"
}
className += playing ? " playing" : " paused"
return (
<div className={className}>
<TransitionGroup>
{elements.map(element => {
if (!(element.type in fullscreenComponents)) {
return null
}
let {
type, index,
fadeInDuration, fadeOutDuration,
start_ts, end_ts,
fade_in_end_ts, fade_out_start_ts,
} = element
const isEntering = floatInRange(start_ts, play_ts, fade_in_end_ts)
const isLeaving = floatInRange(fade_out_start_ts, play_ts, end_ts)
const FullscreenComponent = fullscreenComponents[type]
fadeInDuration *= 1000
fadeOutDuration *= 1000
if (!isEntering) {
fadeInDuration = 0
}
if (!isLeaving) {
fadeOutDuration = 0
}
const transitionDuration = (isEntering ? fadeInDuration : fadeOutDuration) + 'ms'
// console.log(play_ts, isEntering, isLeaving, fadeInDuration, fadeOutDuration)
return (
<CSSTransition
key={index}
classNames="fade"
timeout={{
enter: fadeInDuration,
exit: fadeOutDuration,
}}
component={FirstChild}
>
<FullscreenComponent
element={element}
media={media}
fadeInDuration={fadeInDuration}
fadeOutDuration={fadeOutDuration}
isEntering={isEntering}
isLeaving={isLeaving}
transitionDuration={transitionDuration}
/>
</CSSTransition>
)
})}
</TransitionGroup>
</div>
)
}
}
const FirstChild = (props) => {
const childrenArray = React.Children.toArray(props.children);
return childrenArray[0] || null;
}
const mapStateToProps = state => ({
currentSection: state.viewer.currentSection,
audio: state.audio,
media: state.media.index,
timeline: state.viewer.currentSection ? state.viewer.currentSection.fullscreenTimeline : [],
})
export default connect(mapStateToProps)(PlayerFullscreen)
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