feat: Sort cards within list (#717)

Closes #390

client/src/api/lists.js

@@ -1,4 +1,5 @@
 import socket from './socket';
+import { transformCard } from './cards';
 
 /* Actions */
 
@@ -7,10 +8,33 @@ const createList = (boardId, data, headers) =>
 
 const updateList = (id, data, headers) => socket.patch(`/lists/${id}`, data, headers);
 
+const sortList = (id, data, headers) =>
+  socket.post(`/lists/${id}/sort`, data, headers).then((body) => ({
+    ...body,
+    included: {
+      ...body.included,
+      cards: body.included.cards.map(transformCard),
+    },
+  }));
+
 const deleteList = (id, headers) => socket.delete(`/lists/${id}`, undefined, headers);
 
+/* Event handlers */
+
+const makeHandleListSort = (next) => (body) => {
+  next({
+    ...body,
+    included: {
+      ...body.included,
+      cards: body.included.cards.map(transformCard),
+    },
+  });
+};
+
 export default {
   createList,
   updateList,
+  sortList,
   deleteList,
+  makeHandleListSort,
 };