import { StreamSink } from 'sodiumjs'

const s1 = new StreamSink<string>()
const s2 = new StreamSink<string>()

const d1 = s1.orElse(s2).hold('init1')

d1.listen(v => console.log(`*** d1 = ${v}`))

s1.send('s1-1')

s2.send('s2-1')

s1.send('s1-2')

s1.send('s1-3')

s2.send('s2-2')

interface Message {
	type: string
	body: string
}

import { StreamSink } from 'sodiumjs'

const src = new StreamSink<Message>()

const category = src.filter(d => d.type == 'category').map(m => m.body)
category.listen(c => console.log(`category = ${c}`))

const value = src.filter(d => d.type == 'value').map(m => m.body)
value.listen(v => console.log(`value = ${v}`))

value.snapshot(category.hold(''), (v, c) => [c, v])
	.listen(d => console.log(`*** ${d}`))

src.send({type: 'category', body: 'type1'})

src.send({type: 'value', body: '1'})

src.send({type: 'category', body: 'type2'})

src.send({type: 'value', body: '2'})

src.send({type: 'invalid', body: 'test'})

src.send({type: 'value', body: '3'})

Transaction.run<void>(() => {
	s1.send(10)
	s2.send(9)
})