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import React, { Component } from 'react'
import { Route } from 'react-router-dom'
import { bindActionCreators } from 'redux'
import { connect } from 'react-redux'
import actions from '../../../actions'
import { ParagraphElementLookup } from '../components/paragraph.types'
const floatLT = (a,b) => ((a*10|0) < (b*10|0))
const floatLTE = (a,b) => ((a*10|0) === (b*10|0) || floatLT(a,b))
class ParagraphList extends Component {
state = {
paragraphs: [],
currentParagraph: -1,
currentAnnotation: -1,
}
constructor(props) {
super(props)
this.onAnnotationClick = this.onAnnotationClick.bind(this)
this.onParagraphDoubleClick = this.onParagraphDoubleClick.bind(this)
}
componentDidMount() {
this.build()
}
componentDidUpdate(prevProps) {
if (this.props.audio.play_ts === prevProps.audio.play_ts) return
this.setCurrentParagraph()
}
setCurrentParagraph() {
const { play_ts } = this.props.audio
const insideParagraph = this.state.paragraphs.some(paragraph => {
if (floatLTE(paragraph.start_ts, play_ts) && floatLT(play_ts, paragraph.end_ts)) {
this.setCurrentAnnotation(paragraph, play_ts)
return true
}
return false
})
if (!insideParagraph) {
this.setState({
currentParagraph: -1,
currentAnnotation: -1,
})
}
}
setCurrentAnnotation(paragraph, play_ts) {
const { id: currentParagraph, annotations } = paragraph
let currentAnnotation
let annotation
let i = 0
let len = annotations.length
for (let i = 0; i < len - 1; i++) {
if (floatLT(play_ts, annotations[i+1].start_ts)) {
currentAnnotation = annotations[i].id
break
}
}
if (!currentAnnotation) {
currentAnnotation = annotations[len-1].id
}
this.setState({ currentParagraph, currentAnnotation })
}
build() {
const { order: annotationOrder, lookup: annotationLookup } = this.props.annotation
const { lookup: paragraphLookup } = this.props.paragraph
let currentParagraph = {}
const paragraphs = []
annotationOrder.forEach((annotation_id, i) => {
const annotation = annotationLookup[annotation_id]
const paragraph = paragraphLookup[annotation.paragraph_id]
if (annotation.paragraph_id !== currentParagraph.id) {
const paragraph_type = getParagraphType(annotation, paragraph)
currentParagraph = {
id: annotation.paragraph_id || ('index_' + i),
type: paragraph_type,
start_ts: annotation.start_ts,
end_ts: 0,
annotations: [],
}
paragraphs.push(currentParagraph)
}
if (annotation.type === 'paragraph_end') {
currentParagraph.end_ts = annotation.start_ts
} else {
currentParagraph.annotations.push(annotation)
}
})
for (let i = 0; i < (paragraphs.length - 1); i++) {
console.log(paragraphs[i].end_ts)
if (!paragraphs[i].end_ts) {
paragraphs[i].end_ts = paragraphs[i+1].start_ts - 0.1
}
}
console.log(paragraphs)
this.setState({ paragraphs })
}
onAnnotationClick(e, paragraph, annotation){
actions.audio.seek(annotation.start_ts)
}
onParagraphDoubleClick(e, paragraph) {
//
}
render() {
const { paragraphs, currentParagraph, currentAnnotation } = this.state
return (
<div className='paragraphs'>
<div className='content'>
{paragraphs.map(paragraph => {
if (paragraph.type in ParagraphElementLookup) {
const ParagraphElement = ParagraphElementLookup[paragraph.type]
return (
<ParagraphElement
key={paragraph.id}
paragraph={paragraph}
selectedParagraph={paragraph.id === currentParagraph}
selectedAnnotation={paragraph.id === currentParagraph && currentAnnotation}
onAnnotationClick={this.onAnnotationClick}
onDoubleClick={this.onParagraphDoubleClick}
/>
)
} else {
return <div key={paragraph.id}>{'(empty)'}</div>
}
})}
</div>
</div>
)
}
}
const getParagraphType = (annotation, paragraph) => {
if (!paragraph) {
return annotation.type
}
return paragraph.type
}
const mapStateToProps = state => ({
paragraph: state.paragraph.index,
annotation: state.annotation.index,
audio: state.audio,
})
const mapDispatchToProps = dispatch => ({
})
export default connect(mapStateToProps, mapDispatchToProps)(ParagraphList)
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