implement payback (with rudimentary UI)

1 files changed, 27 insertions, 0 deletions

diff --git a/src/emscriptif.ts b/src/emscriptif.ts
index 347ee54a0..caa0fb8cc 100644
--- a/src/emscriptif.ts
+++ b/src/emscriptif.ts
@@ -208,6 +208,7 @@ export enum SignaturePurpose {
   TEST = 4242,
   MERCHANT_PAYMENT_OK = 1104,
   MASTER_WIRE_FEES = 1028,
+  WALLET_COIN_PAYBACK = 1203,
 }
 
 
@@ -966,6 +967,32 @@ export class WithdrawRequestPS extends SignatureStruct {
 }
 
 
+export interface PaybackRequestPS_args {
+  coin_pub: EddsaPublicKey;
+  h_denom_pub: HashCode;
+  coin_blind: RsaBlindingKeySecret;
+}
+
+
+export class PaybackRequestPS extends SignatureStruct {
+  constructor(w: PaybackRequestPS_args) {
+    super(w);
+  }
+
+  purpose() {
+    return SignaturePurpose.WALLET_COIN_PAYBACK;
+  }
+
+  fieldTypes() {
+    return [
+      ["coin_pub", EddsaPublicKey],
+      ["h_denom_pub", HashCode],
+      ["coin_blind", RsaBlindingKeySecret],
+    ];
+  }
+}
+
+
 interface RefreshMeltCoinAffirmationPS_Args {
   session_hash: HashCode;
   amount_with_fee: AmountNbo;