diff options
author | Florian Dold <florian.dold@gmail.com> | 2016-11-13 23:30:18 +0100 |
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committer | Florian Dold <florian.dold@gmail.com> | 2016-11-13 23:31:17 +0100 |
commit | f3fb8be7db6de87dae40d41bd5597a735c800ca1 (patch) | |
tree | 1a061db04de8f5bb5a6b697fa56a9948f67fac2f /lib/wallet/db.ts | |
parent | 200d83c3886149ebb3f018530302079e12a81f6b (diff) | |
download | wallet-core-f3fb8be7db6de87dae40d41bd5597a735c800ca1.tar.xz |
restructuring
Diffstat (limited to 'lib/wallet/db.ts')
-rw-r--r-- | lib/wallet/db.ts | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/lib/wallet/db.ts b/lib/wallet/db.ts deleted file mode 100644 index 9cffc164c..000000000 --- a/lib/wallet/db.ts +++ /dev/null @@ -1,117 +0,0 @@ -/* - This file is part of TALER - (C) 2016 GNUnet e.V. - - TALER is free software; you can redistribute it and/or modify it under the - terms of the GNU General Public License as published by the Free Software - Foundation; either version 3, or (at your option) any later version. - - TALER is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along with - TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> - */ - -"use strict"; -import {IExchangeInfo} from "./types"; - -/** - * Declarations and helpers for - * things that are stored in the wallet's - * database. - * @module Db - * @author Florian Dold - */ - -const DB_NAME = "taler"; -const DB_VERSION = 11; - -import {Stores} from "./wallet"; -import {Store, Index} from "./query"; - - - - - -/** - * Return a promise that resolves - * to the taler wallet db. - */ -export function openTalerDb(): Promise<IDBDatabase> { - return new Promise((resolve, reject) => { - const req = indexedDB.open(DB_NAME, DB_VERSION); - req.onerror = (e) => { - reject(e); - }; - req.onsuccess = (e) => { - resolve(req.result); - }; - req.onupgradeneeded = (e) => { - const db = req.result; - console.log("DB: upgrade needed: oldVersion = " + e.oldVersion); - switch (e.oldVersion) { - case 0: // DB does not exist yet - - for (let n in Stores) { - if ((Stores as any)[n] instanceof Store) { - let si: Store<any> = (Stores as any)[n]; - const s = db.createObjectStore(si.name, si.storeParams); - for (let indexName in (si as any)) { - if ((si as any)[indexName] instanceof Index) { - let ii: Index<any,any> = (si as any)[indexName]; - s.createIndex(ii.indexName, ii.keyPath); - } - } - } - } - break; - default: - if (e.oldVersion != DB_VERSION) { - window.alert("Incompatible wallet dababase version, please reset" + - " db."); - chrome.browserAction.setBadgeText({text: "err"}); - chrome.browserAction.setBadgeBackgroundColor({color: "#F00"}); - throw Error("incompatible DB"); - } - break; - } - }; - }); -} - - -export function exportDb(db: IDBDatabase): Promise<any> { - let dump = { - name: db.name, - version: db.version, - stores: {} as {[s: string]: any}, - }; - - return new Promise((resolve, reject) => { - - let tx = db.transaction(Array.from(db.objectStoreNames)); - tx.addEventListener("complete", () => { - resolve(dump); - }); - for (let i = 0; i < db.objectStoreNames.length; i++) { - let name = db.objectStoreNames[i]; - let storeDump = {} as {[s: string]: any}; - dump.stores[name] = storeDump; - let store = tx.objectStore(name) - .openCursor() - .addEventListener("success", (e: Event) => { - let cursor = (e.target as any).result; - if (cursor) { - storeDump[cursor.key] = cursor.value; - cursor.continue(); - } - }); - } - }); -} - -export function deleteDb() { - indexedDB.deleteDatabase(DB_NAME); -} |