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-rw-r--r--src/wallet.ts183
1 files changed, 158 insertions, 25 deletions
diff --git a/src/wallet.ts b/src/wallet.ts
index 703c7b4aa..14c614e6c 100644
--- a/src/wallet.ts
+++ b/src/wallet.ts
@@ -81,6 +81,10 @@ import {
ReserveRecord,
ReturnCoinsRequest,
SenderWireInfos,
+ TipPlanchetDetail,
+ TipRecord,
+ TipResponse,
+ TipStatus,
WalletBalance,
WalletBalanceEntry,
WireFee,
@@ -324,7 +328,7 @@ export const WALLET_PROTOCOL_VERSION = "0:0:0";
* In the future we might consider adding migration functions for
* each version increment.
*/
-export const WALLET_DB_VERSION = 20;
+export const WALLET_DB_VERSION = 21;
const builtinCurrencies: CurrencyRecord[] = [
{
@@ -506,7 +510,7 @@ export namespace Stores {
super("exchanges", {keyPath: "baseUrl"});
}
- pubKeyIndex = new Index<string, ExchangeRecord>(this, "pubKey", "masterPublicKey");
+ pubKeyIndex = new Index<string, ExchangeRecord>(this, "pubKeyIndex", "masterPublicKey");
}
class NonceStore extends Store<NonceRecord> {
@@ -521,7 +525,7 @@ export namespace Stores {
}
exchangeBaseUrlIndex = new Index<string, CoinRecord>(this, "exchangeBaseUrl", "exchangeBaseUrl");
- denomPubIndex = new Index<string, CoinRecord>(this, "denomPub", "denomPub");
+ denomPubIndex = new Index<string, CoinRecord>(this, "denomPubIndex", "denomPub");
}
class ProposalsStore extends Store<ProposalRecord> {
@@ -531,7 +535,7 @@ export namespace Stores {
keyPath: "id",
});
}
- timestampIndex = new Index<string, ProposalRecord>(this, "timestamp", "timestamp");
+ timestampIndex = new Index<string, ProposalRecord>(this, "timestampIndex", "timestamp");
}
class PurchasesStore extends Store<PurchaseRecord> {
@@ -539,9 +543,9 @@ export namespace Stores {
super("purchases", {keyPath: "contractTermsHash"});
}
- fulfillmentUrlIndex = new Index<string, PurchaseRecord>(this, "fulfillment_url", "contractTerms.fulfillment_url");
- orderIdIndex = new Index<string, PurchaseRecord>(this, "order_id", "contractTerms.order_id");
- timestampIndex = new Index<string, PurchaseRecord>(this, "timestamp", "timestamp");
+ fulfillmentUrlIndex = new Index<string, PurchaseRecord>(this, "fulfillmentUrlIndex", "contractTerms.fulfillment_url");
+ orderIdIndex = new Index<string, PurchaseRecord>(this, "orderIdIndex", "contractTerms.order_id");
+ timestampIndex = new Index<string, PurchaseRecord>(this, "timestampIndex", "timestamp");
}
class DenominationsStore extends Store<DenominationRecord> {
@@ -551,9 +555,9 @@ export namespace Stores {
{keyPath: ["exchangeBaseUrl", "denomPub"] as any as IDBKeyPath});
}
- denomPubHashIndex = new Index<string, DenominationRecord>(this, "denomPubHash", "denomPubHash");
- exchangeBaseUrlIndex = new Index<string, DenominationRecord>(this, "exchangeBaseUrl", "exchangeBaseUrl");
- denomPubIndex = new Index<string, DenominationRecord>(this, "denomPub", "denomPub");
+ denomPubHashIndex = new Index<string, DenominationRecord>(this, "denomPubHashIndex", "denomPubHash");
+ exchangeBaseUrlIndex = new Index<string, DenominationRecord>(this, "exchangeBaseUrlIndex", "exchangeBaseUrl");
+ denomPubIndex = new Index<string, DenominationRecord>(this, "denomPubIndex", "denomPub");
}
class CurrenciesStore extends Store<CurrencyRecord> {
@@ -578,9 +582,16 @@ export namespace Stores {
constructor() {
super("reserves", {keyPath: "reserve_pub"});
}
- timestampCreatedIndex = new Index<string, ReserveRecord>(this, "timestampCreated", "created");
- timestampConfirmedIndex = new Index<string, ReserveRecord>(this, "timestampConfirmed", "timestamp_confirmed");
- timestampDepletedIndex = new Index<string, ReserveRecord>(this, "timestampDepleted", "timestamp_depleted");
+ timestampCreatedIndex = new Index<string, ReserveRecord>(this, "timestampCreatedIndex", "created");
+ timestampConfirmedIndex = new Index<string, ReserveRecord>(this, "timestampConfirmedIndex", "timestamp_confirmed");
+ timestampDepletedIndex = new Index<string, ReserveRecord>(this, "timestampDepletedIndex", "timestamp_depleted");
+ }
+
+ class TipsStore extends Store<TipRecord> {
+ constructor() {
+ super("tips", {keyPath: ["tipId", "merchantDomain"] as any as IDBKeyPath});
+ }
+ coinPubIndex = new Index<string, TipRecord>(this, "coinPubIndex", "coinPubs", { multiEntry: true });
}
export const coins = new CoinsStore();
@@ -596,6 +607,7 @@ export namespace Stores {
export const refresh = new Store<RefreshSessionRecord>("refresh", {keyPath: "id", autoIncrement: true});
export const reserves = new ReservesStore();
export const purchases = new PurchasesStore();
+ export const tips = new TipsStore();
}
/* tslint:enable:completed-docs */
@@ -1126,7 +1138,7 @@ export class Wallet {
() => this.processPreCoin(preCoin, Math.min(retryDelayMs * 2, 5 * 60 * 1000)));
return;
}
- console.log("executing processPreCoin");
+ console.log("executing processPreCoin", preCoin);
this.processPreCoinConcurrent++;
try {
const exchange = await this.q().get(Stores.exchanges,
@@ -1143,6 +1155,7 @@ export class Wallet {
}
const coin = await this.withdrawExecute(preCoin);
+ console.log("processPreCoin: got coin", coin);
const mutateReserve = (r: ReserveRecord) => {
@@ -1160,10 +1173,28 @@ export class Wallet {
await this.q()
.mutate(Stores.reserves, preCoin.reservePub, mutateReserve)
- .delete("precoins", coin.coinPub)
+ .delete(Stores.precoins, coin.coinPub)
.add(Stores.coins, coin)
.finish();
+ if (coin.status === CoinStatus.TainedByTip) {
+ let tip = await this.q().getIndexed(Stores.tips.coinPubIndex, coin.coinPub);
+ if (!tip) {
+ throw Error(`inconsistent DB: tip for coin pub ${coin.coinPub} not found.`);
+ }
+
+ if (tip.accepted) {
+ // Transactionall set coin to fresh.
+ const mutateCoin = (c: CoinRecord) => {
+ if (c.status === CoinStatus.TainedByTip) {
+ c.status = CoinStatus.Fresh;
+ }
+ return c;
+ }
+ await this.q().mutate(Stores.coins, coin.coinPub, mutateCoin)
+ }
+ }
+
this.notifier.notify();
} catch (e) {
console.error("Failed to withdraw coin from precoin, retrying in",
@@ -1266,19 +1297,12 @@ export class Wallet {
private async withdrawExecute(pc: PreCoinRecord): Promise<CoinRecord> {
- const reserve = await this.q().get<ReserveRecord>(Stores.reserves,
- pc.reservePub);
-
- if (!reserve) {
- throw Error("db inconsistent");
- }
-
const wd: any = {};
wd.denom_pub = pc.denomPub;
wd.reserve_pub = pc.reservePub;
wd.reserve_sig = pc.withdrawSig;
wd.coin_ev = pc.coinEv;
- const reqUrl = (new URI("reserve/withdraw")).absoluteTo(reserve.exchange_base_url);
+ const reqUrl = (new URI("reserve/withdraw")).absoluteTo(pc.exchangeBaseUrl);
const resp = await this.http.postJson(reqUrl.href(), wd);
if (resp.status !== 200) {
@@ -1289,8 +1313,8 @@ export class Wallet {
}
const r = JSON.parse(resp.responseText);
const denomSig = await this.cryptoApi.rsaUnblind(r.ev_sig,
- pc.blindingKey,
- pc.denomPub);
+ pc.blindingKey,
+ pc.denomPub);
const coin: CoinRecord = {
blindingKey: pc.blindingKey,
coinPriv: pc.coinPriv,
@@ -2809,4 +2833,113 @@ export class Wallet {
}
return feeAcc;
}
+
+ /**
+ * Get planchets for a tip. Creates new planchets if they don't exist already
+ * for this tip. The tip is uniquely identified by the merchant's domain and the tip id.
+ */
+ async getTipPlanchets(merchantDomain: string, tipId: string, amount: AmountJson, deadline: number, exchangeUrl: string): Promise<TipPlanchetDetail[]> {
+ let tipRecord = await this.q().get(Stores.tips, [tipId, merchantDomain]);
+ if (!tipRecord) {
+ await this.updateExchangeFromUrl(exchangeUrl);
+ const denomsForWithdraw = await this.getVerifiedWithdrawDenomList(exchangeUrl, amount);
+ const planchets = await Promise.all(denomsForWithdraw.map(d => this.cryptoApi.createTipPlanchet(d)));
+ const coinPubs: string[] = planchets.map(x => x.coinPub);
+ tipRecord = {
+ accepted: false,
+ amount,
+ coinPubs,
+ deadline,
+ exchangeUrl,
+ merchantDomain,
+ planchets,
+ tipId,
+ };
+ await this.q().put(Stores.tips, tipRecord).finish();
+ }
+ // Planchets in the form that the merchant expects
+ const planchetDetail: TipPlanchetDetail[]= tipRecord.planchets.map((p) => ({
+ denom_pub_hash: p.denomPubHash,
+ coin_ev: p.coinEv,
+ }));
+ return planchetDetail;
+ }
+
+ /**
+ * Accept a merchant's response to a tip pickup and start withdrawing the coins.
+ * These coins will not appear in the wallet yet.
+ */
+ async processTipResponse(merchantDomain: string, tipId: string, response: TipResponse): Promise<void> {
+ let tipRecord = await this.q().get(Stores.tips, [tipId, merchantDomain]);
+ if (!tipRecord) {
+ throw Error("tip not found");
+ }
+ console.log("processing tip response", response);
+ if (response.reserve_sigs.length !== tipRecord.planchets.length) {
+ throw Error("number of tip responses does not match requested planchets");
+ }
+
+ for (let i = 0; i < tipRecord.planchets.length; i++) {
+ let planchet = tipRecord.planchets[i];
+ let preCoin = {
+ coinPub: planchet.coinPub,
+ coinPriv: planchet.coinPriv,
+ coinEv: planchet.coinEv,
+ coinValue: planchet.coinValue,
+ reservePub: response.reserve_pub,
+ denomPub: planchet.denomPub,
+ blindingKey: planchet.blindingKey,
+ withdrawSig: response.reserve_sigs[i].reserve_sig,
+ exchangeBaseUrl: tipRecord.exchangeUrl,
+ isFromTip: true,
+ };
+ await this.q().put(Stores.precoins, preCoin);
+ this.processPreCoin(preCoin);
+ }
+ }
+
+ /**
+ * Start using the coins from a tip.
+ */
+ async acceptTip(merchantDomain: string, tipId: string): Promise<void> {
+ const tipRecord = await this.q().get(Stores.tips, [tipId, merchantDomain]);
+ if (!tipRecord) {
+ throw Error("tip not found");
+ }
+ tipRecord.accepted = true;
+
+ // Create one transactional query, within this transaction
+ // both the tip will be marked as accepted and coins
+ // already withdrawn will be untainted.
+ const q = this.q();
+
+ q.put(Stores.tips, tipRecord);
+
+ const updateCoin = (c: CoinRecord) => {
+ if (c.status === CoinStatus.TainedByTip) {
+ c.status = CoinStatus.Fresh;
+ }
+ return c;
+ };
+
+ for (const coinPub of tipRecord.coinPubs) {
+ q.mutate(Stores.coins, coinPub, updateCoin);
+ }
+
+ await q.finish();
+ this.notifier.notify();
+ }
+
+ async getTipStatus(merchantDomain: string, tipId: string): Promise<TipStatus> {
+ const tipRecord = await this.q().get(Stores.tips, [tipId, merchantDomain]);
+ if (!tipRecord) {
+ throw Error("tip not found");
+ }
+ const rci = await this.getReserveCreationInfo(tipRecord.exchangeUrl, tipRecord.amount);
+ const tipStatus: TipStatus = {
+ rci,
+ tip: tipRecord,
+ };
+ return tipStatus;
+ }
}
generated by cgit v1.2.3 (git 2.26.2) at 2024-07-07 15:01:41 +0000