what is this

A persistent store for svelte, based on svelte custom store with localforage (indexeddb,websql,localstorage)

example

https://stroblp.github.io/svelte-persistent-store/

Svelte writable data is written into the choosen persisten store. In the example, counter value is restored after page reload.

install

npm i @stroblp/svelte-persistent-writable

Usage..

<script>
    import persistentStore from "svelte-writable-persistent-store"
    let countIndexedDB = presistentStore(storeKey:"counter-value",initVal:0,            {
        driver : "INDEXEDDB",
        storeName : "default-store",
        dbName : "svelte-presistent-db" });
</script>

<button on:click={() => ($countIndexedDB -= 1)}>-</button>
<span>{$countIndexedDB}</span>
<button on:click={() => ($countIndexedDB += 1)}>+</button>
<button on:click={() => ($countIndexedDB =0)}>Clear</button>

parameters

• storeKey - key value for the persistent db

• initVal - intial value to be stored in persistent db

options

• driver - INDEXEDDB (default) | WEBSQL | LOCALSTORAGE

• storeName - store name: default value is set to "default-store"

• dbName - DB name: default value is set to "svelte-presistent-db"

if driver initialization process has failed store will return undefined