Julia Friesel
54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
import { AsyncStorage } from 'react-native'
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import Observable from 'obv'
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import config from '../config'
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export const scaleObservable = Observable()
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setObvWithInitValue('tempScale', scaleObservable, {
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min: config.temperatureScale.defaultLow,
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max: config.temperatureScale.defaultHigh
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})
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export const unitObservable = Observable()
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unitObservable.set(config.temperatureScale.units)
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scaleObservable((scale) => {
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const scaleRange = scale.max - scale.min
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if (scaleRange <= 3) {
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unitObservable.set(0.1)
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} else {
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unitObservable.set(0.5)
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}
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})
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export async function saveTempScale(scale) {
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await AsyncStorage.setItem('tempScale', JSON.stringify(scale))
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scaleObservable.set(scale)
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}
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export const tempReminderObservable = Observable()
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setObvWithInitValue('tempReminder', tempReminderObservable, {
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enabled: false
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})
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export async function saveTempReminder(reminder) {
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await AsyncStorage.setItem('tempReminder', JSON.stringify(reminder))
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tempReminderObservable.set(reminder)
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}
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export const hasEncryptionObservable = Observable()
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setObvWithInitValue('hasEncryption', hasEncryptionObservable, false)
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export async function saveEncryptionFlag(bool) {
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await AsyncStorage.setItem('hasEncryption', JSON.stringify(bool))
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hasEncryptionObservable.set(bool)
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}
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async function setObvWithInitValue(key, obv, defaultValue) {
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const result = await AsyncStorage.getItem(key)
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let value
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if (result) {
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value = JSON.parse(result)
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} else {
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value = defaultValue
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}
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obv.set(value)
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} |