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import React, {useState, forwardRef, useImperativeHandle} from 'react'
import {observer} from 'mobx-react-lite'
import {KeyboardAvoidingView, StyleSheet, TextInput, View} from 'react-native'
// @ts-ignore no type definition -prf
import ProgressCircle from 'react-native-progress/Circle'
import {useStores} from '../../../state'
import {s} from '../../lib/styles'
import * as apilib from '../../../state/lib/api'
const MAX_TEXT_LENGTH = 256
const WARNING_TEXT_LENGTH = 200
const DANGER_TEXT_LENGTH = 255
export const Composer = observer(
forwardRef(function Composer(
{
replyTo,
}: {
replyTo: string | undefined
},
ref,
) {
const store = useStores()
const [text, setText] = useState('')
const onChangeText = (newText: string) => {
if (newText.length > MAX_TEXT_LENGTH) {
setText(newText.slice(0, MAX_TEXT_LENGTH))
} else {
setText(newText)
}
}
useImperativeHandle(ref, () => ({
async publish() {
if (text.trim().length === 0) {
return false
}
await apilib.post(store.api, 'alice.com', text, replyTo)
return true
},
}))
const progressColor =
text.length > DANGER_TEXT_LENGTH
? '#e60000'
: text.length > WARNING_TEXT_LENGTH
? '#f7c600'
: undefined
return (
<KeyboardAvoidingView style={styles.outer} behavior="padding">
<TextInput
multiline
scrollEnabled
onChangeText={text => onChangeText(text)}
value={text}
placeholder={
replyTo ? 'Write your reply' : "What's new in the scene?"
}
style={styles.textInput}
/>
<View style={[s.flexRow, s.pt10, s.pb10, s.pr5]}>
<View style={s.flex1} />
<View>
<ProgressCircle
color={progressColor}
progress={text.length / MAX_TEXT_LENGTH}
/>
</View>
</View>
</KeyboardAvoidingView>
)
}),
)
const styles = StyleSheet.create({
outer: {
flexDirection: 'column',
backgroundColor: '#fff',
padding: 10,
height: '100%',
},
textInput: {
flex: 1,
padding: 10,
},
})
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