From 6b51e3e48f7e0d9bc0ef7b3d64ae7176bd8ce9b4 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Tue, 18 Oct 2016 02:07:38 +0200
Subject: [PATCH] generate db from schema

---
 lib/wallet/db.ts     | 40 ++++++++++++++++++----------------------
 lib/wallet/query.ts  |  7 +++++--
 lib/wallet/wallet.ts | 38 +++++++++++++++++++++++---------------
 3 files changed, 46 insertions(+), 39 deletions(-)

diff --git a/lib/wallet/db.ts b/lib/wallet/db.ts
index a78abc26a..d4ae1cd48 100644
--- a/lib/wallet/db.ts
+++ b/lib/wallet/db.ts
@@ -28,6 +28,12 @@ import {IExchangeInfo} from "./types";
 const DB_NAME = "taler";
 const DB_VERSION = 10;
 
+import {Stores} from "./wallet";
+import {Store, Index} from "./query";
+
+
+
+
 
 /**
  * Return a promise that resolves
@@ -47,29 +53,19 @@ export function openTalerDb(): Promise<IDBDatabase> {
       console.log("DB: upgrade needed: oldVersion = " + e.oldVersion);
       switch (e.oldVersion) {
         case 0: // DB does not exist yet
-          const exchanges = db.createObjectStore("exchanges",
-                                                 {keyPath: "baseUrl"});
-          exchanges.createIndex("pubKey", "masterPublicKey");
-          db.createObjectStore("reserves", {keyPath: "reserve_pub"});
-          const coins = db.createObjectStore("coins", {keyPath: "coinPub"});
-          coins.createIndex("exchangeBaseUrl", "exchangeBaseUrl");
-          const transactions = db.createObjectStore("transactions",
-                                                    {keyPath: "contractHash"});
-          transactions.createIndex("repurchase",
-                                   [
-                                     "contract.merchant_pub",
-                                     "contract.repurchase_correlation_id"
-                                   ]);
 
-          db.createObjectStore("precoins", {keyPath: "coinPub"});
-          const history = db.createObjectStore("history",
-                                               {
-                                                 keyPath: "id",
-                                                 autoIncrement: true
-                                               });
-          history.createIndex("timestamp", "timestamp");
-          db.createObjectStore("refresh",
-                               {keyPath: "meltCoinPub"});
+          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) {
diff --git a/lib/wallet/query.ts b/lib/wallet/query.ts
index ddd22b4cf..6255ffb94 100644
--- a/lib/wallet/query.ts
+++ b/lib/wallet/query.ts
@@ -27,18 +27,21 @@
 export class Store<T> {
   name: string;
   validator?: (v: T) => T;
+  storeParams: IDBObjectStoreParameters;
 
-  constructor(name: string, validator?: (v: T) => T) {
+  constructor(name: string, storeParams: IDBObjectStoreParameters, validator?: (v: T) => T) {
     this.name = name;
     this.validator = validator;
+    this.storeParams = storeParams;
   }
 }
 
 export class Index<S extends IDBValidKey,T> {
   indexName: string;
   storeName: string;
+  keyPath: string | string[];
 
-  constructor(s: Store<T>, indexName: string) {
+  constructor(s: Store<T>, indexName: string, keyPath: string | string[]) {
     this.storeName = s.name;
     this.indexName = indexName;
   }
diff --git a/lib/wallet/wallet.ts b/lib/wallet/wallet.ts
index f55ba2170..e39b492ed 100644
--- a/lib/wallet/wallet.ts
+++ b/lib/wallet/wallet.ts
@@ -305,46 +305,52 @@ function getWithdrawDenomList(amountAvailable: AmountJson,
 }
 
 
-namespace Stores {
+export namespace Stores {
   class ExchangeStore extends Store<IExchangeInfo> {
     constructor() {
-      super("exchanges");
+      super("exchanges", {keyPath: "baseUrl"});
     }
-    pubKeyIndex = new Index<string,IExchangeInfo>(this, "pubKey");
+
+    pubKeyIndex = new Index<string,IExchangeInfo>(this, "pubKey", "masterPublicKey");
   }
 
   class CoinsStore extends Store<Coin> {
     constructor() {
-      super("coins");
+      super("coins", {keyPath: "coinPub"});
     }
 
-    exchangeBaseUrlIndex = new Index<string,Coin>(this, "exchangeBaseUrl");
+    exchangeBaseUrlIndex = new Index<string,Coin>(this, "exchangeBaseUrl", "exchageBaseUrl");
   }
 
   class HistoryStore extends Store<HistoryRecord> {
     constructor() {
-      super("history");
+      super("history", {
+        keyPath: "id",
+        autoIncrement: true
+      });
     }
 
-    timestampIndex = new Index<number,HistoryRecord>(this, "timestamp");
+    timestampIndex = new Index<number,HistoryRecord>(this, "timestamp", "timestamp");
   }
 
   class TransactionsStore extends Store<Transaction> {
     constructor() {
-      super("transactions");
+      super("transactions", {keyPath: "contractHash"});
     }
 
-    repurchaseIndex = new Index<[string,string],Transaction>(this, "repurchase");
+    repurchaseIndex = new Index<[string,string],Transaction>(this, "repurchase", [
+      "contract.merchant_pub",
+      "contract.repurchase_correlation_id"
+    ]);
   }
 
-
   export let exchanges: ExchangeStore = new ExchangeStore();
   export let transactions: TransactionsStore = new TransactionsStore();
-  export let reserves: Store<ReserveRecord> = new Store<ReserveRecord>("reserves");
+  export let reserves: Store<ReserveRecord> = new Store<ReserveRecord>("reserves", {keyPath: "reserve_pub"});
   export let coins: CoinsStore = new CoinsStore();
-  export let refresh: Store<RefreshSession> = new Store<RefreshSession>("refresh");
+  export let refresh: Store<RefreshSession> = new Store<RefreshSession>("refresh", {keyPath: "meltCoinPub"});
   export let history: HistoryStore = new HistoryStore();
-  export let precoins: Store<PreCoin> = new Store<PreCoin>("precoins");
+  export let precoins: Store<PreCoin> = new Store<PreCoin>("precoins", {keyPath: "coinPub"});
 }
 
 
@@ -1270,7 +1276,8 @@ export class Wallet {
       return;
     }
 
-    let coin = await this.q().get<Coin>(Stores.coins, refreshSession.meltCoinPub);
+    let coin = await this.q().get<Coin>(Stores.coins,
+                                        refreshSession.meltCoinPub);
     if (!coin) {
       console.error("can't melt coin, it does not exist");
       return;
@@ -1475,7 +1482,8 @@ export class Wallet {
 
   async paymentSucceeded(contractHash: string): Promise<any> {
     const doPaymentSucceeded = async() => {
-      let t = await this.q().get<Transaction>(Stores.transactions, contractHash);
+      let t = await this.q().get<Transaction>(Stores.transactions,
+                                              contractHash);
       if (!t) {
         console.error("contract not found");
         return;