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authorFlorian Dold <florian.dold@gmail.com>2016-01-10 20:07:42 +0100
committerFlorian Dold <florian.dold@gmail.com>2016-01-10 20:07:42 +0100
commit473503a246aa7a23539a349710c5549d1d87c147 (patch)
tree2b1ee9b420df72a0d861759d1fbcd2226e489086 /extension/background/db.ts
parentdd19e0ecbe114ebd71122ff57ea56eabb6258b75 (diff)
The great modularization.
Use ES6 module syntax and SystemJS modules for everything. Some testing stubs were added as well.
Diffstat (limited to 'extension/background/db.ts')
-rw-r--r--extension/background/db.ts138
1 files changed, 0 insertions, 138 deletions
diff --git a/extension/background/db.ts b/extension/background/db.ts
deleted file mode 100644
index 2807eb185..000000000
--- a/extension/background/db.ts
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- This file is part of TALER
- (C) 2015 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, If not, see <http://www.gnu.org/licenses/>
- */
-
-"use strict";
-
-/**
- * Declarations and helpers for
- * things that are stored in the wallet's
- * database.
- * @module Db
- * @author Florian Dold
- */
-
-
-namespace Db {
- export interface Mint {
- baseUrl: string;
- keys: Keys
- }
-
- export interface CoinWithDenom {
- coin: Coin;
- denom: Denomination;
- }
-
- export interface Keys {
- denoms: Denomination[];
- }
-
- export interface Denomination {
- value: AmountJson_interface;
- denom_pub: string;
- fee_withdraw: AmountJson_interface;
- fee_deposit: AmountJson_interface;
- }
-
- export interface PreCoin {
- coinPub: string;
- coinPriv: string;
- reservePub: string;
- denomPub: string;
- blindingKey: string;
- withdrawSig: string;
- coinEv: string;
- mintBaseUrl: string;
- coinValue: AmountJson_interface;
- }
-
- export interface Coin {
- coinPub: string;
- coinPriv: string;
- denomPub: string;
- denomSig: string;
- currentAmount: AmountJson_interface;
- mintBaseUrl: string;
- }
-}
-
-const DB_NAME = "taler";
-const DB_VERSION = 1;
-
-/**
- * Return a promise that resolves
- * to the taler wallet db.
- */
-function openTalerDb(): Promise<IDBDatabase> {
- return new Promise((resolve, reject) => {
- let req = indexedDB.open(DB_NAME, DB_VERSION);
- req.onerror = (e) => {
- reject(e);
- };
- req.onsuccess = (e) => {
- resolve(req.result);
- };
- req.onupgradeneeded = (e) => {
- let db = req.result;
- console.log("DB: upgrade needed: oldVersion = " + e.oldVersion);
- switch (e.oldVersion) {
- case 0: // DB does not exist yet
- let mints = db.createObjectStore("mints", {keyPath: "baseUrl"});
- mints.createIndex("pubKey", "keys.master_public_key");
- db.createObjectStore("reserves", {keyPath: "reserve_pub"});
- db.createObjectStore("denoms", {keyPath: "denomPub"});
- let coins = db.createObjectStore("coins", {keyPath: "coinPub"});
- coins.createIndex("mintBaseUrl", "mintBaseUrl");
- db.createObjectStore("transactions", {keyPath: "contractHash"});
- db.createObjectStore("precoins",
- {keyPath: "coinPub", autoIncrement: true});
- db.createObjectStore("history", {keyPath: "id", autoIncrement: true});
- break;
- }
- };
- });
-}
-
-
-function exportDb(db): Promise<any> {
- let dump = {
- name: db.name,
- version: db.version,
- stores: {}
- };
-
- return new Promise((resolve, reject) => {
-
- let tx = db.transaction(db.objectStoreNames);
- tx.addEventListener("complete", (e) => {
- resolve(dump);
- });
- for (let i = 0; i < db.objectStoreNames.length; i++) {
- let name = db.objectStoreNames[i];
- let storeDump = {};
- dump.stores[name] = storeDump;
- let store = tx.objectStore(name)
- .openCursor()
- .addEventListener("success", (e) => {
- let cursor = e.target.result;
- if (cursor) {
- storeDump[cursor.key] = cursor.value;
- cursor.continue();
- }
- });
- }
- });
-}