From 356a2eb01a792e4e5ef1887ef02ad2d7c1613ca3 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Tue, 6 Sep 2016 14:39:45 +0200
Subject: refactor shop api event handling

---
 content_scripts/notify.ts | 110 +++-------------------------------------------
 1 file changed, 5 insertions(+), 105 deletions(-)

(limited to 'content_scripts')

diff --git a/content_scripts/notify.ts b/content_scripts/notify.ts
index 54d7b6acb..f5c3fb575 100644
--- a/content_scripts/notify.ts
+++ b/content_scripts/notify.ts
@@ -27,18 +27,14 @@
 
 "use strict";
 
+import {createReserve, confirmContract, executeContract} from "../lib/shopApi";
+
 // Make sure we don't pollute the namespace too much.
 namespace TalerNotify {
   const PROTOCOL_VERSION = 1;
 
   console.log("Taler injected", chrome.runtime.id);
 
-  function subst(url: string, H_contract) {
-    url = url.replace("${H_contract}", H_contract);
-    url = url.replace("${$}", "$");
-    return url;
-  }
-
   const handlers = [];
 
   function init() {
@@ -65,8 +61,6 @@ namespace TalerNotify {
   init();
 
   function registerHandlers() {
-    const $ = (x) => document.getElementById(x);
-
     function addHandler(type, listener) {
       document.addEventListener(type, listener);
       handlers.push({type, listener});
@@ -91,16 +85,7 @@ namespace TalerNotify {
     });
 
     addHandler("taler-create-reserve", function(e: CustomEvent) {
-      console.log("taler-create-reserve with " + JSON.stringify(e.detail));
-      let params = {
-        amount: JSON.stringify(e.detail.amount),
-        callback_url: URI(e.detail.callback_url)
-          .absoluteTo(document.location.href),
-        bank_url: document.location.href,
-        wt_types: JSON.stringify(e.detail.wt_types),
-      };
-      let uri = URI(chrome.extension.getURL("pages/confirm-create-reserve.html"));
-      document.location.href = uri.query(params).href();
+      createReserve(e.detail.amount, e.detail.callback_url, e.detail.wt_types);
     });
 
     addHandler("taler-confirm-reserve", function(e: CustomEvent) {
@@ -116,53 +101,8 @@ namespace TalerNotify {
       });
     });
 
-
     addHandler("taler-confirm-contract", function(e: CustomEvent) {
-      if (!e.detail.contract_wrapper) {
-        console.error("contract wrapper missing");
-        return;
-      }
-
-      const offer = e.detail.contract_wrapper;
-
-      if (!offer.contract) {
-        console.error("contract field missing");
-        return;
-      }
-
-      const msg = {
-        type: "check-repurchase",
-        detail: {
-          contract: offer.contract
-        },
-      };
-
-      chrome.runtime.sendMessage(msg, (resp) => {
-        if (resp.error) {
-          console.error("wallet backend error", resp);
-          return;
-        }
-        if (resp.isRepurchase) {
-          console.log("doing repurchase");
-          console.assert(resp.existingFulfillmentUrl);
-          console.assert(resp.existingContractHash);
-          window.location.href = subst(resp.existingFulfillmentUrl,
-                                       resp.existingContractHash);
-
-        } else {
-          const uri = URI(chrome.extension.getURL("pages/confirm-contract.html"));
-          const params = {
-            offer: JSON.stringify(offer),
-            merchantPageUrl: document.location.href,
-          };
-          const target = uri.query(params).href();
-          if (e.detail.replace_navigation === true) {
-            document.location.replace(target);
-          } else {
-            document.location.href = target;
-          }
-        }
-      });
+      confirmContract(e.detail.contract_wrapper, e.detail.replace_navigation);
     });
 
     addHandler("taler-payment-failed", (e: CustomEvent) => {
@@ -178,48 +118,8 @@ namespace TalerNotify {
       });
     });
 
-    // Should be: taler-request-payment, taler-result-payment
-
     addHandler("taler-execute-contract", (e: CustomEvent) => {
-      console.log("got taler-execute-contract in content page");
-      const msg = {
-        type: "execute-payment",
-        detail: {
-          H_contract: e.detail.H_contract,
-        },
-      };
-
-      chrome.runtime.sendMessage(msg, (resp) => {
-        console.log("got resp");
-        console.dir(resp);
-        if (!resp.success) {
-          console.log("got event detial:");
-          console.dir(e.detail);
-          if (e.detail.offering_url) {
-            console.log("offering url", e.detail.offering_url);
-            window.location.href = e.detail.offering_url;
-          } else {
-            console.error("execute-payment failed");
-          }
-          return;
-        }
-        let contract = resp.contract;
-        if (!contract) {
-          throw Error("contract missing");
-        }
-
-        // We have the details for then payment, the merchant page
-        // is responsible to give it to the merchant.
-
-        let evt = new CustomEvent("taler-notify-payment", {
-          detail: {
-            H_contract: e.detail.H_contract,
-            contract: resp.contract,
-            payment: resp.payReq,
-          }
-        });
-        document.dispatchEvent(evt);
-      });
+      executeContract(e.detail.H_contract, e.detail.offering_url);
     });
   }
 }
\ No newline at end of file
-- 
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