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import React from 'react'
import * as persisted from '#/state/persisted'
import {track} from '#/lib/analytics/analytics'
type StateContext = persisted.Schema['mutedThreads']
type ToggleContext = (uri: string) => boolean
const stateContext = React.createContext<StateContext>(
persisted.defaults.mutedThreads,
)
const toggleContext = React.createContext<ToggleContext>((_: string) => false)
export function Provider({children}: React.PropsWithChildren<{}>) {
const [state, setState] = React.useState(persisted.get('mutedThreads'))
const toggleThreadMute = React.useCallback(
(uri: string) => {
let muted = false
setState((arr: string[]) => {
if (arr.includes(uri)) {
arr = arr.filter(v => v !== uri)
muted = false
track('Post:ThreadUnmute')
} else {
arr = arr.concat([uri])
muted = true
track('Post:ThreadMute')
}
persisted.write('mutedThreads', arr)
return arr
})
return muted
},
[setState],
)
React.useEffect(() => {
return persisted.onUpdate(() => {
setState(persisted.get('mutedThreads'))
})
}, [setState])
return (
<stateContext.Provider value={state}>
<toggleContext.Provider value={toggleThreadMute}>
{children}
</toggleContext.Provider>
</stateContext.Provider>
)
}
export function useMutedThreads() {
return React.useContext(stateContext)
}
export function useToggleThreadMute() {
return React.useContext(toggleContext)
}
export function isThreadMuted(uri: string) {
return persisted.get('mutedThreads').includes(uri)
}
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