Ongoing rewrite work

src/backend/models/stream.js

@@ -0,0 +1,48 @@
+// Objection Docs:
+// http://vincit.github.io/objection.js/
+
+'use strict';
+
+const db    = require('../db');
+const Model = require('objection').Model;
+const User  = require('./user');
+
+Model.knex(db);
+
+class Stream extends Model {
+    $beforeInsert () {
+        this.created_on  = Model.raw('NOW()');
+        this.modified_on = Model.raw('NOW()');
+    }
+
+    $beforeUpdate () {
+        this.modified_on = Model.raw('NOW()');
+    }
+
+    static get name () {
+        return 'Stream';
+    }
+
+    static get tableName () {
+        return 'stream';
+    }
+
+    static get relationMappings () {
+        return {
+            owner: {
+                relation:   Model.HasOneRelation,
+                modelClass: User,
+                join:       {
+                    from: 'stream.owner_user_id',
+                    to:   'user.id'
+                },
+                modify:     function (qb) {
+                    qb.where('user.is_deleted', 0);
+                    qb.omit(['created_on', 'modified_on', 'is_deleted', 'email', 'roles']);
+                }
+            }
+        };
+    }
+}
+
+module.exports = Stream;