Add file attachments

client/src/api/attachments.js

@@ -0,0 +1,51 @@
+import http from './http';
+import socket from './socket';
+
+/* Transformers */
+
+export const transformAttachment = (attachment) => ({
+  ...attachment,
+  createdAt: new Date(attachment.createdAt),
+});
+
+/* Actions */
+
+const createAttachment = (cardId, data, headers) =>
+  http.post(`/cards/${cardId}/attachments`, data, headers).then((body) => ({
+    ...body,
+    item: transformAttachment(body.item),
+  }));
+
+const updateAttachment = (id, data, headers) =>
+  socket.patch(`/attachments/${id}`, data, headers).then((body) => ({
+    ...body,
+    item: transformAttachment(body.item),
+  }));
+
+const deleteAttachment = (id, headers) =>
+  socket.delete(`/attachments/${id}`, undefined, headers).then((body) => ({
+    ...body,
+    item: transformAttachment(body.item),
+  }));
+
+/* Event handlers */
+
+const makeHandleAttachmentCreate = (next) => (body) => {
+  next({
+    ...body,
+    item: transformAttachment(body.item),
+  });
+};
+
+const makeHandleAttachmentUpdate = makeHandleAttachmentCreate;
+
+const makeHandleAttachmentDelete = makeHandleAttachmentCreate;
+
+export default {
+  createAttachment,
+  updateAttachment,
+  deleteAttachment,
+  makeHandleAttachmentCreate,
+  makeHandleAttachmentUpdate,
+  makeHandleAttachmentDelete,
+};