Add a duplicate, editable template to the template collection

lib/collections/schemas/templates.js

@@ -3,8 +3,12 @@ import { Audience } from "./layouts";
 
 export const Templates = new SimpleSchema({
   name: {
-    type: String,
-    index: true
+    type: String
+  },
+  isOriginalTemplate: {
+    type: Boolean,
+    optional: true,
+    defaultValue: false
   },
   priority: {
     type: Number,

server/api/core/import.js

@@ -262,6 +262,7 @@ Import.template = function (templateInfo, shopId) {
 
   const key = {
     name: templateInfo.name,
+    isOriginalTemplate: templateInfo.isOriginalTemplate,
     shopId: shopId
   };
 

server/api/core/templates.js

@@ -50,7 +50,25 @@ export function registerTemplateForDatabase(templateInfo, shopId, insertImmediat
   // and should not stored in the database
   const templateInfoForDatabase = processTemplateInfoForDatabase(templateInfo);
 
-  Import.template(templateInfoForDatabase, shopId);
+  // Import the template, but marke it as original so it sould not be edited
+  // This way, the shop admins will always be able to revert to default,
+  // and it makes logic in the front end a little easier
+  Import.template({
+    ...templateInfoForDatabase,
+    isOriginalTemplate: true
+  }, shopId);
+
+  const foundTemplate = Templates.findOne({
+    name: templateInfoForDatabase.name,
+    isOriginalTemplate: false,
+    shopId: shopId
+  });
+
+  // Import a duplicate that is meant to be user editable, but only once if it
+  // does't exist.
+  if (!foundTemplate) {
+    Import.template(templateInfoForDatabase, shopId);
+  }
 
   if (insertImmediately) {
     Import.flush();
@@ -69,6 +87,16 @@ export function getTemplateByName(templateName, shopId) {
 
   const templateInfo = Templates.findOne({
     name: templateName,
+    $or: [
+      // Attemt to find user editable / edited templated first
+      {
+        isOriginalTemplate: false
+      },
+      // Fallback to the original templates
+      {
+        isOriginalTemplate: true
+      }
+    ],
     shopId
   });