From ff6348a2335708e88adfd3de6a458eeea0c779d1 Mon Sep 17 00:00:00 2001
From: Javier <javier@bitpay.com>
Date: Thu, 7 Jul 2016 16:55:04 -0300
Subject: [PATCH] calculator

---
 public/views/send2.html     | 47 ++++++++++++++++++++++
 src/css/ionic-migration.css | 28 +++++++++++++
 src/js/controllers/send2.js | 80 +++++++++++++++++++++++++++++++++++++
 src/sass/main.scss          |  8 ++++
 4 files changed, 163 insertions(+)
 create mode 100644 public/views/send2.html
 create mode 100644 src/js/controllers/send2.js

diff --git a/public/views/send2.html b/public/views/send2.html
new file mode 100644
index 000000000..bb51d26e4
--- /dev/null
+++ b/public/views/send2.html
@@ -0,0 +1,47 @@
+<ion-content ng-controller="send2Controller">
+  <ion-header-bar align-title="center" class="tab-bar" ng-style="{'background-color':index.backgroundColor}">
+    <div class="left-small">
+      <a class="p10" ng-click="close()"><span class="text-close" translate>Close</span></a>
+    </div>
+    <h1 class="title ellipsis" translate>Enter amount</h1>
+    <div class="right-small m5r">
+      <a class="postfix" ng-show="showAlternative" ng-click="toggleAlternative()">{{alternativeIsoCode}}</a>
+      <a class="postfix" ng-show="!showAlternative" ng-click="toggleAlternative()">{{unitName}}</a>
+    </div>
+  </ion-header-bar>
+
+  <div class="send-amount row" ng-style="{'background-color':index.backgroundColor}">
+    <div class="size-48">${{amount}}</div>
+    <div class="size-21 text-light">= ${{result}}</div>
+  </div>
+
+  <div class="button-content ext-center df">
+    <button class="button expand button-stable" ng-click="pushOperator('*')">*</button>
+    <button class="button expand button-stable" ng-click="pushOperator('/')">/</button>
+    <button class="button expand button-stable" ng-click="pushOperator('+')">+</button>
+    <button class="button expand button-stable" ng-click="pushOperator('-')">-</button>
+  </div>
+
+  <div class="m10b">
+    <div class="button-content text-center df">
+      <button class="button expand button-light" ng-click="pushDigit('1')">1</button>
+      <button class="button expand button-light" ng-click="pushDigit('2')">2</button>
+      <button class="button expand button-light" ng-click="pushDigit('3')">3</button>
+    </div>
+    <div class="button-content text-center df">
+      <button class="button expand button-light" ng-click="pushDigit('4')">4</button>
+      <button class="button expand button-light" ng-click="pushDigit('5')">5</button>
+      <button class="button expand button-light" ng-click="pushDigit('6')">6</button>
+    </div>
+    <div class="button-content text-center df">
+      <button class="button expand button-light" ng-click="pushDigit('7')">7</button>
+      <button class="button expand button-light" ng-click="pushDigit('8')">8</button>
+      <button class="button expand button-light" ng-click="pushDigit('9')">9</button>
+    </div>
+    <div class="button-content text-center df">
+      <button class="button expand button-light" ng-click="pushDigit('.')">.</button>
+      <button class="button expand button-light" ng-click="pushDigit('0')">0</button>
+      <button class="button expand button-light" ng-click="removeDigit()"><</button>
+    </div>
+  </div>
+</ion-content>
\ No newline at end of file
diff --git a/src/css/ionic-migration.css b/src/css/ionic-migration.css
index bd311bb26..f853b59c8 100644
--- a/src/css/ionic-migration.css
+++ b/src/css/ionic-migration.css
@@ -16,6 +16,14 @@
 	display: inherit;
 }
 
+.df {
+	display: flex;
+}
+
+.button-content {
+	margin-bottom: -20px;
+}
+
 .behind {
 	z-index: -1;
 }
@@ -79,6 +87,26 @@
 	font-size: 14px;
 }
 
+.button.button-light:hover {
+	background-color: #fff;
+	border: 1px solid #E9E9EC;
+}
+
+.button.button-light:active {
+	background-color: #ababab;
+	border: 1px solid #E9E9EC;
+}
+
+.button.button-stable:hover {
+	background-color: transparent;
+	border: 1px solid #E9E9EC;
+}
+
+.button.button-stable:active {
+	background-color: #ababab;
+	border: 1px solid #E9E9EC;
+}
+
 button, .button {
 	min-width: inherit;
   min-height: inherit;
diff --git a/src/js/controllers/send2.js b/src/js/controllers/send2.js
new file mode 100644
index 000000000..1fbfc7746
--- /dev/null
+++ b/src/js/controllers/send2.js
@@ -0,0 +1,80 @@
+'use strict';
+
+angular.module('copayApp.controllers').controller('send2Controller',
+  function($scope, lodash, configService, go) {
+    var config = configService.getSync().wallet.settings;
+    $scope.unitName = config.unitName;
+    $scope.alternativeIsoCode = config.alternativeIsoCode;
+    $scope.amount = $scope.result = 0;
+    $scope.showAlternative = false;
+
+    $scope.toggleAlternative = function() {
+      $scope.showAlternative = !$scope.showAlternative;
+    };
+
+    $scope.close = function() {
+      go.walletHome();
+    };
+
+    $scope.pushDigit = function(digit) {
+      if ($scope.amount.length >= 10) return;
+      var amount;
+      if ($scope.amount == 0 && digit == 0) return;
+      amount = $scope.amount ? $scope.amount + digit : digit;
+      evaluate(amount);
+    };
+
+    $scope.pushOperator = function(operator) {
+      if (!$scope.amount || $scope.amount.length == 0) return;
+      if (!isOperator(lodash.last($scope.amount))) {
+        $scope.amount = $scope.amount + operator;
+      } else
+        $scope.amount = $scope.amount.slice(0, -1) + operator;
+    };
+
+    $scope.removeDigit = function() {
+      if (!$scope.amount || $scope.amount.length == 0) {
+        resetAmount();
+        return;
+      }
+
+      var amount;
+      $scope.amount = amount = $scope.amount.slice(0, -1);
+      evaluate(amount);
+    };
+
+    function isOperator(val) {
+      var regex = /[\/\-\+\*]/;
+      var match = regex.exec(val);
+      if (match) return true;
+      return false;
+    };
+
+    function resetAmount() {
+      $scope.amount = $scope.result = 0;
+    };
+
+    function evaluate(val) {
+      if (!val) {
+        resetAmount();
+        return;
+      }
+
+      if ($scope.amount == 0 && val == '.') {
+        $scope.amount += val;
+        return;
+      }
+
+      var result;
+      try {
+        result = eval(val);
+      } catch (e) {
+        return;
+      }
+
+      if (lodash.isNumber(result)) {
+        $scope.result = result;
+        $scope.amount = val;
+      }
+    };
+  });
diff --git a/src/sass/main.scss b/src/sass/main.scss
index 41f1a7904..fdab2fa47 100644
--- a/src/sass/main.scss
+++ b/src/sass/main.scss
@@ -1572,6 +1572,14 @@ input.ng-invalid-match {
   margin-bottom: 25px;
 }
 
+.send-amount {
+  width: 100%;
+  text-align: center;
+  padding-top: 10px;
+  color: #fff;
+  height: 150px;
+}
+
 .alternative-amount {
   height: 25px;
   text-align: center;