From 1279b3de29ce69c53518691c4e2206d150118db1 Mon Sep 17 00:00:00 2001
From: Clement Bouvet <clement.bouvet@ledger.fr>
Date: Mon, 21 Nov 2022 10:01:40 +0100
Subject: [PATCH] stax eip712

---
 src_nbgl/ui_settings.c | 20 ++++++++++---
 src_nbgl/ui_sign_712.c | 65 ++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 78 insertions(+), 7 deletions(-)

diff --git a/src_nbgl/ui_settings.c b/src_nbgl/ui_settings.c
index a6ef4941..c6f8f70a 100644
--- a/src_nbgl/ui_settings.c
+++ b/src_nbgl/ui_settings.c
@@ -8,16 +8,17 @@ static const char* const infoContents[] = {APPVERSION, "(c) 2022 Ledger"};
 enum {
   BLIND_SIGNING_TOKEN = FIRST_USER_TOKEN,
   DEBUG_TOKEN,
-  NONCE_TOKEN
+  NONCE_TOKEN,
+  EIP712_VERBOSE_TOKEN
 };
 
-static nbgl_layoutSwitch_t switches[3];
+static nbgl_layoutSwitch_t switches[4];
 
 static bool navCallback(uint8_t page, nbgl_pageContent_t* content) {
   switches[0] = (nbgl_layoutSwitch_t) {
       .initState = N_storage.dataAllowed ? ON_STATE : OFF_STATE,
       .text = "Blind signing",
-      .subText = "Enable transaction blind\nsigning",
+      .subText = "Enable transaction blind signing",
       .token = BLIND_SIGNING_TOKEN,
       .tuneId = TUNE_TAP_CASUAL
   };
@@ -35,12 +36,19 @@ static bool navCallback(uint8_t page, nbgl_pageContent_t* content) {
       .token = NONCE_TOKEN,
       .tuneId = TUNE_TAP_CASUAL
   };
+  switches[3] = (nbgl_layoutSwitch_t) {
+      .initState = N_storage.verbose_eip712 ? ON_STATE : OFF_STATE,
+      .text = "Verbose EIP712",
+      .subText = "Ignore filtering and\ndisplay raw content",
+      .token = EIP712_VERBOSE_TOKEN,
+      .tuneId = TUNE_TAP_CASUAL
+  };
 
   switch (page)
   {
     case 0:
       content->type = SWITCHES_LIST;
-      content->switchesList.nbSwitches = 3;
+      content->switchesList.nbSwitches = 4;
       content->switchesList.switches = (nbgl_layoutSwitch_t*)switches;
       break;
 
@@ -75,6 +83,10 @@ static void controlsCallback(int token, uint8_t index) {
       value = (N_storage.displayNonce ? 0 : 1);
       nvm_write((void*) &N_storage.displayNonce, (void*) &value, sizeof(uint8_t));
       break;
+    case EIP712_VERBOSE_TOKEN:
+      value = (N_storage.verbose_eip712 ? 0 : 1);
+      nvm_write((void*) &N_storage.verbose_eip712, (void*) &value, sizeof(uint8_t));
+      break;
   }
 }
 
diff --git a/src_nbgl/ui_sign_712.c b/src_nbgl/ui_sign_712.c
index 8cce4270..066320ef 100644
--- a/src_nbgl/ui_sign_712.c
+++ b/src_nbgl/ui_sign_712.c
@@ -1,6 +1,65 @@
 #include "common_ui.h"
 #include "ui_nbgl.h"
+#include "ui_logic.h"
+#include "common_712.h"
+#include "nbgl_use_case.h"
 
-void ui_712_start(void) {}
-void ui_712_switch_to_message(void) {}
-void ui_712_switch_to_sign(void) {}
+// 4 pairs of tag/value to display
+static nbgl_layoutTagValue_t tlv;
+
+static void reject_message(void) {
+  ui_712_reject(NULL);
+}
+
+static void sign_message() {
+  ui_712_approve(NULL);
+}
+
+static void reviewChoice(bool confirm) {
+  if (confirm) {
+    sign_message();
+  } else {
+    reject_message();
+  }
+}
+static bool displaySignPage(uint8_t page, nbgl_pageContent_t *content) {
+  content->type = INFO_LONG_PRESS,
+  content->infoLongPress.icon = &C_badge_transaction_56;
+  content->infoLongPress.text = "Sign typed message";
+  content->infoLongPress.longPressText = "Hold to confirm";
+  return true;
+}
+
+static bool displayTransactionPage(uint8_t page, nbgl_pageContent_t *content) {
+  if (page == 0) {
+    tlv.item = strings.tmp.tmp2;
+    tlv.value = strings.tmp.tmp;
+    content->type = TAG_VALUE_LIST;
+    content->tagValueList.nbPairs = 1;
+    content->tagValueList.pairs = &tlv;
+    return true;
+  } else {
+    switch (ui_712_next_field()) {
+        case EIP712_NO_MORE_FIELD:
+            return displaySignPage(page, content);
+            break;
+        case EIP712_FIELD_INCOMING:
+        case EIP712_FIELD_LATER:
+        default:
+            break;
+    }
+    return false;
+  }
+}
+
+void ui_712_switch_to_sign(void) {
+  nbgl_useCaseRegularReview(0, 0, "Reject", NULL, displaySignPage, reviewChoice);
+}
+
+void ui_712_start(void) {
+  nbgl_useCaseRegularReview(0, 0, "Reject", NULL, displayTransactionPage, reviewChoice);
+}
+
+void ui_712_switch_to_message(void) {
+  nbgl_useCaseRegularReview(0, 0, "Reject", NULL, displayTransactionPage, reviewChoice);
+}