83 lines
1.5 KiB
TypeScript
83 lines
1.5 KiB
TypeScript
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import { MMKV } from "react-native-mmkv"
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export const storage = new MMKV()
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/**
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* Loads a string from storage.
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*
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* @param key The key to fetch.
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*/
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export function loadString(key: string): string | null {
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try {
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return storage.getString(key) ?? null
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} catch {
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// not sure why this would fail... even reading the RN docs I'm unclear
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return null
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}
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}
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/**
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* Saves a string to storage.
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*
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* @param key The key to fetch.
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* @param value The value to store.
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*/
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export function saveString(key: string, value: string): boolean {
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try {
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storage.set(key, value)
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return true
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} catch {
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return false
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}
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}
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/**
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* Loads something from storage and runs it thru JSON.parse.
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*
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* @param key The key to fetch.
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*/
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export function load<T>(key: string): T | null {
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let almostThere: string | null = null
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try {
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almostThere = loadString(key)
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return JSON.parse(almostThere ?? "") as T
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} catch {
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return (almostThere as T) ?? null
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}
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}
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/**
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* Saves an object to storage.
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*
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* @param key The key to fetch.
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* @param value The value to store.
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*/
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export function save(key: string, value: unknown): boolean {
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try {
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saveString(key, JSON.stringify(value))
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return true
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} catch {
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return false
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}
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}
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/**
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* Removes something from storage.
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*
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* @param key The key to kill.
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*/
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export function remove(key: string): void {
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try {
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storage.delete(key)
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} catch {}
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}
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/**
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* Burn it all to the ground.
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*/
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export function clear(): void {
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try {
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storage.clearAll()
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} catch {}
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}
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