Reverted immer changes

ee/app/assets/javascripts/design_management/graphql.js

@@ -20,7 +20,6 @@ const defaultClient = createDefaultClient(
         return defaultDataIdFromObject(object);
       },
     },
-    assumeImmutableResults: true,
   },
 );
 

ee/app/assets/javascripts/design_management/utils/cache_update.js

-/* eslint no-param-reassign: ["error", { "props": false }] */
-
-import produce from 'immer';
 import createFlash from '~/flash';
 import { extractCurrentDiscussion, extractDesign } from './design_management_utils';
 import {
@@ -10,20 +7,13 @@ import {
   designDeletionError,
 } from './error_messages';
 
-const designsOf = data => data.project.issue.designCollection.designs;
-
-const isParticipating = (design, username) =>
-  design.issue.participants.edges.some(participant => participant.node.username === username);
-
 const deleteDesignsFromStore = (store, query, selectedDesigns) => {
-  const sourceData = store.readQuery(query);
+  const data = store.readQuery(query);
 
-  const data = produce(sourceData, draftData => {
-    const changedDesigns = designsOf(sourceData).edges.filter(
+  const changedDesigns = data.project.issue.designCollection.designs.edges.filter(
     ({ node }) => !selectedDesigns.includes(node.filename),
   );
-    designsOf(draftData).edges = [...changedDesigns];
-  });
+  data.project.issue.designCollection.designs.edges = [...changedDesigns];
 
   store.writeQuery({
     ...query,
@@ -41,13 +31,13 @@ const deleteDesignsFromStore = (store, query, selectedDesigns) => {
 const addNewVersionToStore = (store, query, version) => {
   if (!version) return;
 
-  const sourceData = store.readQuery(query);
-
-  const newVersion = { node: version, __typename: 'DesignVersionEdge' };
+  const data = store.readQuery(query);
+  const newEdge = { node: version, __typename: 'DesignVersionEdge' };
 
-  const data = produce(sourceData, draftData => {
-    draftData.project.issue.designCollection.versions.edges.unshift(newVersion);
-  });
+  data.project.issue.designCollection.versions.edges = [
+    newEdge,
+    ...data.project.issue.designCollection.versions.edges,
+  ];
 
   store.writeQuery({
     ...query,
@@ -56,48 +46,56 @@ const addNewVersionToStore = (store, query, version) => {
 };
 
 const addDiscussionCommentToStore = (store, createNote, query, queryVariables, discussionId) => {
-  const sourceData = store.readQuery({
+  const data = store.readQuery({
     query,
     variables: queryVariables,
   });
 
-  const newParticipant = {
+  const design = extractDesign(data);
+  const currentDiscussion = extractCurrentDiscussion(design.discussions, discussionId);
+  currentDiscussion.node.notes.edges = [
+    ...currentDiscussion.node.notes.edges,
+    {
+      __typename: 'NoteEdge',
+      node: createNote.note,
+    },
+  ];
+
+  design.notesCount += 1;
+  if (
+    !design.issue.participants.edges.some(
+      participant => participant.node.username === createNote.note.author.username,
+    )
+  ) {
+    design.issue.participants.edges = [
+      ...design.issue.participants.edges,
+      {
         __typename: 'UserEdge',
         node: {
           // eslint-disable-next-line @gitlab/i18n/no-non-i18n-strings
           __typename: 'User',
           ...createNote.note.author,
         },
-  };
-
-  const data = produce(sourceData, draftData => {
-    const design = extractDesign(draftData);
-    const currentDiscussion = extractCurrentDiscussion(design.discussions, discussionId);
-    currentDiscussion.node.notes.edges.push({
-      __typename: 'NoteEdge',
-      node: createNote.note,
-    });
-
-    if (!isParticipating(design, createNote.note.author.username)) {
-      design.issue.participants.edges.push(newParticipant);
+      },
+    ];
   }
-
-    design.notesCount += 1;
-  });
-
   store.writeQuery({
     query,
     variables: queryVariables,
-    data,
+    data: {
+      ...data,
+      design: {
+        ...design,
+      },
+    },
   });
 };
 
 const addImageDiffNoteToStore = (store, createImageDiffNote, query, variables) => {
-  const sourceData = store.readQuery({
+  const data = store.readQuery({
     query,
     variables,
   });
-
   const newDiscussion = {
     __typename: 'DiscussionEdge',
     node: {
@@ -117,38 +115,43 @@ const addImageDiffNoteToStore = (store, createImageDiffNote, query, variables) =
       },
     },
   };
-
-  const newParticipant = {
+  const design = extractDesign(data);
+  const notesCount = design.notesCount + 1;
+  design.discussions.edges = [...design.discussions.edges, newDiscussion];
+  if (
+    !design.issue.participants.edges.some(
+      participant => participant.node.username === createImageDiffNote.note.author.username,
+    )
+  ) {
+    design.issue.participants.edges = [
+      ...design.issue.participants.edges,
+      {
         __typename: 'UserEdge',
         node: {
           // eslint-disable-next-line @gitlab/i18n/no-non-i18n-strings
           __typename: 'User',
           ...createImageDiffNote.note.author,
         },
-  };
-
-  const data = produce(sourceData, draftData => {
-    const design = extractDesign(draftData);
-    design.discussions.edges.push(newDiscussion);
-
-    if (!isParticipating(design, createImageDiffNote.note.author.username)) {
-      design.issue.participants.edges.push(newParticipant);
+      },
+    ];
   }
-
-    design.notesCount += 1;
-  });
-
   store.writeQuery({
     query,
     variables,
-    data,
+    data: {
+      ...data,
+      design: {
+        ...design,
+        notesCount,
+      },
+    },
   });
 };
 
 const addNewDesignToStore = (store, designManagementUpload, query) => {
-  const sourceData = store.readQuery(query);
+  const data = store.readQuery(query);
 
-  const newDesigns = designsOf(sourceData).edges.reduce((acc, design) => {
+  const newDesigns = data.project.issue.designCollection.designs.edges.reduce((acc, design) => {
     if (!acc.find(d => d.filename === design.node.filename)) {
       acc.push(design.node);
     }
@@ -169,7 +172,7 @@ const addNewDesignToStore = (store, designManagementUpload, query) => {
 
   const newVersions = [
     ...(newVersionNode || []),
-    ...sourceData.project.issue.designCollection.versions.edges,
+    ...data.project.issue.designCollection.versions.edges,
   ];
 
   const updatedDesigns = {
@@ -187,9 +190,7 @@ const addNewDesignToStore = (store, designManagementUpload, query) => {
     },
   };
 
-  const data = produce(sourceData, draftData => {
-    draftData.project.issue.designCollection = updatedDesigns;
-  });
+  data.project.issue.designCollection = updatedDesigns;
 
   store.writeQuery({
     ...query,