New script utils for global static functions

src/scripts/utils.js

@@ -0,0 +1,68 @@
+
+registryUI.bytesToSize = function (bytes) {
+  const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
+  if (bytes == undefined || isNaN(bytes)) {
+    return '?';
+  } else if (bytes == 0) {
+    return '0 Byte';
+  }
+  const i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)));
+  return Math.ceil(bytes / Math.pow(1024, i)) + ' ' + sizes[i];
+};
+
+registryUI.dateFormat = function(date) {
+  if (date === undefined) {
+    return '';
+  }
+  const labels = ['a second', 'seconds', 'a minute', 'minutes', 'an hour', 'hours', 'a day', 'days', 'a month', 'months', 'a year', 'years'];
+  const maxSeconds = [1, 60, 3600, 86400, 2592000, 31104000, Infinity];
+  const diff = (new Date() - date) / 1000;
+  for (var i = 0; i < maxSeconds.length - 1; i++) {
+    if (maxSeconds[i] * 2 >= diff) {
+      return labels[i * 2];
+    } else if (maxSeconds[i + 1] > diff) {
+      return Math.floor(diff / maxSeconds[i]) + ' ' + labels[i * 2 + 1];
+    }
+  }
+};
+
+
+registryUI.getHistoryIcon = function(attribute) {
+  switch (attribute) {
+    case 'architecture':
+      return 'memory';
+    case 'created':
+      return 'event';
+    case 'docker_version':
+      return '';
+    case 'os':
+      return 'developer_board';
+    case 'Cmd':
+      return 'launch';
+    case 'Entrypoint':
+      return 'input';
+    case 'Env':
+      return 'notes';
+    case 'Labels':
+      return 'label';
+    case 'User':
+      return 'face';
+    case 'Volumes':
+      return 'storage';
+    case 'WorkingDir':
+      return 'home';
+    case 'author':
+      return 'account_circle';
+    case 'id':
+    case 'digest':
+      return 'settings_ethernet';
+    case 'created_by':
+      return 'build';
+    case 'size':
+      return 'get_app';
+    case 'ExposedPorts':
+      return 'router';
+    default:
+      ''
+  }
+}