ctucx.git: trainsearch

dataSorage.js: remove localStorage backend

diff --git a/src/dataStorage.js b/src/dataStorage.js
@@ -1,60 +1,9 @@
 import { openDB, deleteDB } from 'idb';
 
 export const devMode = false;
-const dbName = devMode ? 'trainsearch_dev' : 'trainsearch';
-
 export let db;
 
-class LocalStorage {
-	constructor() {
-		this.settings = JSON.parse(localStorage.getItem('settings') || "null");
-		this.journey = JSON.parse(localStorage.getItem('journey') || "{}");
-		this.journeysHistory = JSON.parse(localStorage.getItem('journeysHistory') || "[]");
-		this.journeysOverview = JSON.parse(localStorage.getItem('journeysOverview') || "{}");
-	}
-
-	async addJourneys(journeyEntries, overviewEntry, historyEntry) {
-		for (let j of journeyEntries) {
-			this.journey[j.refreshToken] = j;
-		}
-		localStorage.setItem('journey', JSON.stringify(this.journey));
-		this.journeysOverview[overviewEntry.slug] = overviewEntry;
-		localStorage.setItem('journeysOverview', JSON.stringify(this.journeysOverview));
-		this.addHistoryEntry(historyEntry);
-	}
-
-	async getJourneysHistory() {
-		return this.journeysHistory;
-	}
-
-	async addHistoryEntry(newEntry) {
-		this.journeysHistory.push(newEntry);
-		localStorage.setItem('journeysHistory', JSON.stringify(this.journeysHistory));
-	}
-
-	async getSettings() {
-		return this.settings;
-	}
-
-	async modifySettings(prevSettings, callback) {
-		const newSettings = callback(prevSettings);
-		localStorage.setItem('settings', JSON.stringify(newSettings));
-		return newSettings;
-	}
-
-	async getJourneysOverview(slug) {
-		return this.journeysOverview[slug];
-	}
-
-	async getJourney(refreshToken) {
-		return this.journey[refreshToken];
-	}
-
-	async updateJourney(data) {
-		this.journey[data.refreshToken] = data;
-		localStorage.setItem('journey', JSON.stringify(this.journey));
-	}
-}
+const dbName = devMode ? 'trainsearch_dev' : 'trainsearch';
 
 class IDBStorage {
 	constructor(idb) {

@@ -165,16 +114,11 @@ export const initDataStorage = async () => {
 	try {
 		db = await IDBStorage.open();
 	} catch(e) {
-		console.log("indexeddb initialization failed: ", e);
-		console.log("falling back to localstorage");
-		db = new LocalStorage();
+		console.log("IndexedDB initialization failed: ", e);
+		alert("IndexedDB initialization failed!");
 	}
 };
 
 export const clearDataStorage = () => {
-	localStorage.removeItem('settings')
-	localStorage.removeItem('journey')
-	localStorage.removeItem('journeysHistory')
-	localStorage.removeItem('journeysOverview');
 	deleteDB(dbName);
 }