initial import for Open Source 🎉

static/js/services/image-metadata-service.js

@@ -0,0 +1,31 @@
+/**
+ * Helper service for returning information extracted from repository image metadata.
+ */
+angular.module('quay').factory('ImageMetadataService', [function() {
+  var metadataService = {};
+
+  metadataService.getImageCommand = function(image, imageId) {
+    if (!image) {
+      return null;
+    }
+
+    if (!image.__imageMap) {
+      image.__imageMap = {};
+      image.__imageMap[image.id] = image;
+
+      for (var i = 0; i < image.history.length; ++i) {
+        var cimage = image.history[i];
+        image.__imageMap[cimage.id] = cimage;
+      }
+    }
+
+    var found = image.__imageMap[imageId];
+    if (!found) {
+      return null;
+    }
+
+    return found.command;
+  };
+
+  return metadataService;
+}]);