api simplication

src/dbTypes.ts

@@ -817,10 +817,6 @@ export interface PurchaseRecord {
    */
   timestamp_refund: number;
 
-  /**
-   * Last session id that we submitted to /pay (if any).
-   */
-  lastSessionSig: string | undefined;
 
   /**
    * Last session signature that we submitted to /pay (if any).

src/wallet.ts

@@ -701,7 +701,6 @@ export class Wallet {
       contractTermsHash: proposal.contractTermsHash,
       finished: false,
       lastSessionId: undefined,
-      lastSessionSig: undefined,
       merchantSig: proposal.merchantSig,
       payReq,
       refundsDone: {},
@@ -1134,25 +1133,6 @@ export class Wallet {
     return { status: "payment-possible", coinSelection: res };
   }
 
-  /**
-   * Retrieve information required to pay for a contract, where the
-   * contract is identified via the fulfillment url.
-   */
-  async queryPaymentByFulfillmentUrl(
-    url: string,
-  ): Promise<PurchaseRecord | undefined> {
-    const t = await this.q().getIndexed(
-      Stores.purchases.fulfillmentUrlIndex,
-      url,
-    );
-
-    if (!t) {
-      console.log("query for payment failed");
-      return undefined;
-    }
-    return t;
-  }
-
   private async sendReserveInfoToBank(reservePub: string) {
     const reserve = await this.q().get<ReserveRecord>(
       Stores.reserves,

src/walletTypes.ts

@@ -261,26 +261,6 @@ export interface HistoryRecord {
   detail: any;
 }
 
-/**
- * Query payment response when the payment was found.
- */
-export interface QueryPaymentNotFound {
-  found: false;
-}
-
-/**
- * Query payment response when the payment wasn't found.
- */
-export interface QueryPaymentFound {
-  found: true;
-  contractTermsHash: string;
-  contractTerms: ContractTerms;
-  lastSessionSig?: string;
-  lastSessionId?: string;
-  payReq: PayReq;
-  proposalId: number;
-}
-
 /**
  * Information about all sender wire details known to the wallet,
  * as well as exchanges that accept these wire types.

src/webex/messages.ts

@@ -73,10 +73,6 @@ export interface MessageMap {
     request: { proposalId: number };
     response: walletTypes.CheckPayResult;
   };
-  "query-payment": {
-    request: {};
-    response: dbTypes.PurchaseRecord;
-  };
   "exchange-info": {
     request: { baseUrl: string };
     response: dbTypes.ExchangeRecord;
@@ -97,10 +93,6 @@ export interface MessageMap {
     request: {};
     response: walletTypes.HistoryRecord[];
   };
-  "get-proposal": {
-    request: { proposalId: number };
-    response: dbTypes.ProposalDownloadRecord | undefined;
-  };
   "get-coins": {
     request: { exchangeBaseUrl: string };
     response: any;
@@ -169,10 +161,6 @@ export interface MessageMap {
     request: { contractTermsHash: string };
     response: dbTypes.PurchaseRecord;
   };
-  "get-full-refund-fees": {
-    request: { refundPermissions: talerTypes.MerchantRefundPermission[] };
-    response: AmountJson;
-  };
   "accept-tip": {
     request: { talerTipUri: string };
     response: void;
@@ -185,10 +173,6 @@ export interface MessageMap {
     request: {};
     response: void;
   };
-  "taler-pay": {
-    request: any;
-    response: void;
-  };
   "download-proposal": {
     request: { url: string };
     response: number;

src/webex/wxApi.ts

@@ -215,13 +215,6 @@ export function payback(coinPub: string): Promise<void> {
   return callBackend("payback-coin", { coinPub });
 }
 
-/**
- * Get a proposal stored in the wallet by its proposal id.
- */
-export function getProposal(proposalId: number): Promise<ProposalDownloadRecord | undefined> {
-  return callBackend("get-proposal", { proposalId });
-}
-
 /**
  * Check if payment is possible or already done.
  */
@@ -257,13 +250,6 @@ export function confirmReserve(reservePub: string): Promise<void> {
   return callBackend("confirm-reserve", { reservePub });
 }
 
-/**
- * Query for a payment by fulfillment URL.
- */
-export function queryPaymentByFulfillmentUrl(url: string): Promise<PurchaseRecord> {
-  return callBackend("query-payment", { url });
-}
-
 /**
  * Check upgrade information
  */
@@ -336,14 +322,6 @@ export function getPurchase(contractTermsHash: string): Promise<PurchaseRecord>
   return callBackend("get-purchase", { contractTermsHash });
 }
 
-/**
- * Get the refund fees for a refund permission, including
- * subsequent refresh and unrefreshable coins.
- */
-export function getFullRefundFees(args: { refundPermissions: MerchantRefundPermission[] }): Promise<AmountJson> {
-  return callBackend("get-full-refund-fees", { refundPermissions: args.refundPermissions });
-}
-
 
 /**
  * Get the status of processing a tip.
@@ -367,12 +345,6 @@ export function clearNotification(): Promise<void> {
   return callBackend("clear-notification", { });
 }
 
-/**
- * Trigger taler payment processing (for payment, tipping and refunds).
- */
-export function talerPay(msg: any): Promise<void> {
-  return callBackend("taler-pay", msg);
-}
 
 /**
  * Download a contract.

src/webex/wxBackend.ts

@@ -139,21 +139,6 @@ function handleMessage(
       }
       return needsWallet().checkPay(detail.proposalId);
     }
-    case "query-payment": {
-      if (sender.tab && sender.tab.id) {
-        rateLimitCache[sender.tab.id]++;
-        if (rateLimitCache[sender.tab.id] > 10) {
-          console.warn("rate limit for query-payment exceeded");
-          const msg = {
-            error: "rate limit exceeded for query-payment",
-            hint: "Check for redirect loops",
-            rateLimitExceeded: true,
-          };
-          return Promise.resolve(msg);
-        }
-      }
-      return needsWallet().queryPaymentByFulfillmentUrl(detail.url);
-    }
     case "exchange-info": {
       if (!detail.baseUrl) {
         return Promise.resolve({ error: "bad url" });
@@ -187,9 +172,6 @@ function handleMessage(
       // TODO: limit history length
       return needsWallet().getHistory();
     }
-    case "get-proposal": {
-      return needsWallet().getProposal(detail.proposalId);
-    }
     case "get-exchanges": {
       return needsWallet().getExchanges();
     }
@@ -289,8 +271,6 @@ function handleMessage(
       }
       return needsWallet().getPurchase(contractTermsHash);
     }
-    case "get-full-refund-fees":
-      return needsWallet().getFullRefundFees(detail.refundPermissions);
     case "accept-refund":
       return needsWallet().applyRefund(detail.refundUrl);
     case "get-tip-status": {
@@ -311,25 +291,6 @@ function handleMessage(
       }
       return needsWallet().abortFailedPayment(detail.contractTermsHash);
     }
-    case "taler-pay": {
-      const senderUrl = sender.url;
-      if (!senderUrl) {
-        console.log("can't trigger payment, no sender URL");
-        return;
-      }
-      const tab = sender.tab;
-      if (!tab) {
-        console.log("can't trigger payment, no sender tab");
-        return;
-      }
-      const tabId = tab.id;
-      if (typeof tabId !== "string") {
-        console.log("can't trigger payment, no sender tab id");
-        return;
-      }
-      talerPay(detail, senderUrl, tabId);
-      return;
-    }
     case "benchmark-crypto": {
       if (!detail.repetitions) {
         throw Error("repetitions not given");
@@ -418,66 +379,6 @@ class ChromeNotifier implements Notifier {
   }
 }
 
-async function talerPay(
-  fields: any,
-  url: string,
-  tabId: number,
-): Promise<string | undefined> {
-  if (!currentWallet) {
-    console.log("can't handle payment, no wallet");
-    return undefined;
-  }
-
-  const w = currentWallet;
-
-  const goToPayment = (p: PurchaseRecord): string => {
-    const nextUrl = new URI(p.contractTerms.fulfillment_url);
-    nextUrl.addSearch("order_id", p.contractTerms.order_id);
-    if (p.lastSessionSig) {
-      nextUrl.addSearch("session_sig", p.lastSessionSig);
-    }
-    return nextUrl.href();
-  };
-
-  if (fields.resource_url) {
-    const p = await w.queryPaymentByFulfillmentUrl(fields.resource_url);
-    console.log("query for resource url", fields.resource_url, "result", p);
-    if (
-      p &&
-      (fields.session_id === undefined || fields.session_id === p.lastSessionId)
-    ) {
-      return goToPayment(p);
-    }
-  }
-  if (fields.contract_url) {
-    const proposalId = await w.downloadProposal(fields.contract_url);
-    const uri = new URI(
-      chrome.extension.getURL("/src/webex/pages/confirm-contract.html"),
-    );
-    if (fields.session_id) {
-      uri.addSearch("sessionId", fields.session_id);
-    }
-    uri.addSearch("proposalId", proposalId);
-    const redirectUrl = uri.href();
-    return redirectUrl;
-  }
-  if (fields.offer_url) {
-    return fields.offer_url;
-  }
-  if (fields.refund_url) {
-    console.log("processing refund");
-    const uri = new URI(
-      chrome.extension.getURL("/src/webex/pages/refund.html"),
-    );
-    return uri.query({ refundUrl: fields.refund_url }).href();
-  }
-  if (fields.tip) {
-    const uri = new URI(chrome.extension.getURL("/src/webex/pages/tip.html"));
-    return uri.query({ tip_token: fields.tip }).href();
-  }
-  return undefined;
-}
-
 function getTab(tabId: number): Promise<chrome.tabs.Tab> {
   return new Promise((resolve, reject) => {
     chrome.tabs.get(tabId, (tab: chrome.tabs.Tab) => resolve(tab));