Add file attachments

server/api/helpers/create-attachment.js

@@ -0,0 +1,33 @@
+module.exports = {
+  inputs: {
+    card: {
+      type: 'ref',
+      required: true,
+    },
+    values: {
+      type: 'json',
+      required: true,
+    },
+    request: {
+      type: 'ref',
+    },
+  },
+
+  async fn(inputs, exits) {
+    const attachment = await Attachment.create({
+      ...inputs.values,
+      cardId: inputs.card.id,
+    }).fetch();
+
+    sails.sockets.broadcast(
+      `board:${inputs.card.boardId}`,
+      'attachmentCreate',
+      {
+        item: attachment,
+      },
+      inputs.request,
+    );
+
+    return exits.success(attachment);
+  },
+};