Add challenge map service

common/models/block.js

@@ -0,0 +1,12 @@
+import { Observable } from 'rx';
+
+export default function(Block) {
+  Block.on('dataSourceAttached', () => {
+    Block.findOne$ =
+      Observable.fromNodeCallback(Block.findOne, Block);
+    Block.findById$ =
+      Observable.fromNodeCallback(Block.findById, Block);
+    Block.find$ =
+      Observable.fromNodeCallback(Block.find, Block);
+  });
+}

common/models/block.json

@@ -0,0 +1,49 @@
+{
+  "name": "block",
+  "base": "PersistedModel",
+  "idInjection": true,
+  "options": {
+    "validateUpsert": true
+  },
+  "properties": {
+    "superBlock": {
+      "type": "string",
+      "required": true,
+      "description": "The super block that this block belongs too"
+    },
+    "order": {
+      "type": "number",
+      "required": true,
+      "description": "the order in which this block appears"
+    },
+    "name": {
+      "type": "string",
+      "required": true,
+      "description": "The name of this block derived from the title, suitable for regex search"
+    },
+    "superOrder": {
+      "type": "number",
+      "required": true
+    },
+    "dashedName": {
+      "type": "string",
+      "required": true,
+      "description": "Generated from the title to be URL friendly"
+    },
+    "title": {
+      "type": "string",
+      "required": true,
+      "description": "The title of this block, suitable for display"
+    }
+  },
+  "validations": [],
+  "relations": {
+    "challenges": {
+      "type": "hasMany",
+      "model": "challenge",
+      "foreignKey": "blockId"
+    }
+  },
+  "acls": [],
+  "methods": {}
+}