From 2cf33705c8ef95e04144b2a77cd4a79189136199 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Sun, 4 Jun 2017 20:16:09 +0200
Subject: warn about incompatible versions on withdraw

---
 src/webex/pages/confirm-create-reserve.tsx | 34 +++++++++++++++++++++++++++++-
 src/webex/style/wallet.css                 | 19 +++++++++++++++++
 src/webex/wxBackend.ts                     |  2 +-
 3 files changed, 53 insertions(+), 2 deletions(-)

(limited to 'src/webex')

diff --git a/src/webex/pages/confirm-create-reserve.tsx b/src/webex/pages/confirm-create-reserve.tsx
index ca8517a25..f8f53510c 100644
--- a/src/webex/pages/confirm-create-reserve.tsx
+++ b/src/webex/pages/confirm-create-reserve.tsx
@@ -414,10 +414,41 @@ class ExchangeSelection extends ImplicitStateComponent<ExchangeSelectionProps> {
     );
   }
 
+  renderUpdateStatus() {
+    const rci = this.reserveCreationInfo();
+    if (!rci) {
+      return null;
+    }
+    if (!rci.versionMatch) {
+      return null;
+    }
+    if (rci.versionMatch.compatible) {
+      return null;
+    }
+    if (rci.versionMatch.currentCmp == -1) {
+      return (
+        <p className="errorbox">
+          Your wallet might be outdated.  The exchange has a higher, incompatible
+          protocol version.
+        </p>
+      );
+    }
+    if (rci.versionMatch.currentCmp == 1) {
+      return (
+        <p className="errorbox">
+          The chosen exchange might be outdated.  The exchange has a lower, incompatible
+          protocol version.
+        </p>
+      );
+    }
+    throw Error("not reached");
+  }
+
   renderConfirm() {
     return (
       <div>
         {this.renderFeeStatus()}
+        <p>
         <button className="pure-button button-success"
                 disabled={this.reserveCreationInfo() === null}
                 onClick={() => this.confirmReserve()}>
@@ -428,7 +459,8 @@ class ExchangeSelection extends ImplicitStateComponent<ExchangeSelectionProps> {
                 onClick={() => this.selectingExchange(true)}>
           {i18n.str`Change Exchange Provider`}
         </button>
-        <br/>
+        </p>
+        {this.renderUpdateStatus()}
         <Collapsible initiallyCollapsed={true} title="Fee and Spending Details">
           {renderReserveCreationDetails(this.reserveCreationInfo())}
         </Collapsible>
diff --git a/src/webex/style/wallet.css b/src/webex/style/wallet.css
index 752fc6d75..7bfb99e6c 100644
--- a/src/webex/style/wallet.css
+++ b/src/webex/style/wallet.css
@@ -220,3 +220,22 @@ span.spacer {
 a.actionLink {
   color: black;
 }
+
+
+.errorbox {
+  border: 1px solid;
+  display: inline-block;
+  margin: 1em;
+  padding: 1em;
+  font-weight: bold;
+  background: #FF8A8A;
+}
+
+.okaybox {
+  border: 1px solid;
+  display: inline-block;
+  margin: 1em;
+  padding: 1em;
+  font-weight: bold;
+  background: #00FA9A;
+}
diff --git a/src/webex/wxBackend.ts b/src/webex/wxBackend.ts
index 6ea9a3cf4..b4e24e09c 100644
--- a/src/webex/wxBackend.ts
+++ b/src/webex/wxBackend.ts
@@ -58,7 +58,7 @@ const DB_NAME = "taler";
  * In the future we might consider adding migration functions for
  * each version increment.
  */
-const DB_VERSION = 17;
+const DB_VERSION = 18;
 
 function handleMessage(db: IDBDatabase,
                        wallet: Wallet,
-- 
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