feat: Labels reordering

Closes #289

server/api/helpers/labels/create-one.js

@@ -3,6 +3,10 @@ const valuesValidator = (value) => {
     return false;
   }
 
+  if (!_.isFinite(value.position)) {
+    return false;
+  }
+
   if (!_.isPlainObject(value.board)) {
     return false;
   }
@@ -25,8 +29,32 @@ module.exports = {
   async fn(inputs) {
     const { values } = inputs;
 
+    const labels = await sails.helpers.boards.getLabels(values.board.id);
+
+    const { position, repositions } = sails.helpers.utils.insertToPositionables(
+      values.position,
+      labels,
+    );
+
+    repositions.forEach(async ({ id, position: nextPosition }) => {
+      await Label.update({
+        id,
+        boardId: values.board.id,
+      }).set({
+        position: nextPosition,
+      });
+
+      sails.sockets.broadcast(`board:${values.board.id}`, 'labelUpdate', {
+        item: {
+          id,
+          position: nextPosition,
+        },
+      });
+    });
+
     const label = await Label.create({
       ...values,
+      position,
       boardId: values.board.id,
     }).fetch();