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62 lines
1.3 KiB
62 lines
1.3 KiB
import log from 'loglevel'
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const FIXTURE_SERVER_HOST = 'localhost'
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const FIXTURE_SERVER_PORT = 12345
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const FIXTURE_SERVER_URL = `http://${FIXTURE_SERVER_HOST}:${FIXTURE_SERVER_PORT}/state.json`
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/**
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* A read-only network-based storage wrapper
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*/
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class ReadOnlyNetworkStore {
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constructor () {
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this._initialized = false
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this._initializing = this._init()
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this._state = undefined
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}
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/**
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* Declares this store as compatible with the current browser
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*/
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isSupported = true
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/**
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* Initializes by loading state from the network
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*/
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async _init () {
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try {
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const response = await fetch(FIXTURE_SERVER_URL)
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if (response.ok) {
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this._state = await response.json()
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}
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} catch (error) {
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log.debug(`Error loading network state: '${error.message}'`)
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} finally {
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this._initialized = true
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}
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}
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/**
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* Returns state
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* @returns {Promise<object>}
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*/
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async get () {
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if (!this._initialized) {
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await this._initializing
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}
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return this._state
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}
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/**
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* Set state
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* @param {Object} state - The state to set
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* @returns {Promise<void>}
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*/
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async set (state) {
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if (!this._initialized) {
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await this._initializing
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}
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this._state = state
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}
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}
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export default ReadOnlyNetworkStore
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