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const ObservableStore = require('obs-store')
const extend = require('xtend')
class AppStateController {
/**
* @constructor
* @param opts
*/
constructor (opts = {}) {
const {initState, onInactiveTimeout, preferencesStore} = opts
const {preferences} = preferencesStore.getState()
this.onInactiveTimeout = onInactiveTimeout || (() => {})
this.store = new ObservableStore(extend({
timeoutMinutes: 0,
}, initState))
this.timer = null
preferencesStore.subscribe(state => {
this._setInactiveTimeout(state.preferences.autoLogoutTimeLimit)
})
this._setInactiveTimeout(preferences.autoLogoutTimeLimit)
}
/**
* Sets the last active time to the current time
* @return {void}
*/
setLastActiveTime () {
this._resetTimer()
}
/**
* Sets the inactive timeout for the app
* @param {number} timeoutMinutes the inactive timeout in minutes
* @return {void}
* @private
*/
_setInactiveTimeout (timeoutMinutes) {
this.store.putState({
timeoutMinutes,
})
this._resetTimer()
}
/**
* Resets the internal inactive timer
*
* If the {@code timeoutMinutes} state is falsy (i.e., zero) then a new
* timer will not be created.
*
* @return {void}
* @private
*/
_resetTimer () {
const {timeoutMinutes} = this.store.getState()
if (this.timer) {
clearTimeout(this.timer)
}
if (!timeoutMinutes) {
return
}
this.timer = setTimeout(() => this.onInactiveTimeout(), timeoutMinutes * 60 * 1000)
}
}
module.exports = AppStateController
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