organize code

Author: rwieruch

src/App.js

@@ -13,7 +13,11 @@ const axiosGitHubGraphQL = axios.create({
 const title = 'React GraphQL GitHub Client';
 
 const issuesOfRepositoryQuery = `
-  query ($organization: String!, $repository: String!, $cursor: String) {
+  query (
+    $organization: String!,
+    $repository: String!,
+    $cursor: String
+  ) {
     organization(login: $organization) {
       name
       url
@@ -81,6 +85,20 @@ const getIssuesOfRepository = (path, cursor) => {
   });
 };
 
+const addStarToRepository = repositoryId => {
+  return axiosGitHubGraphQL.post('', {
+    query: addStarToRepositoryMutation,
+    variables: { repositoryId },
+  });
+};
+
+const removeStarFromRepository = repositoryId => {
+  return axiosGitHubGraphQL.post('', {
+    query: removeStarToRepositoryMutation,
+    variables: { repositoryId },
+  });
+};
+
 const resolveIssuesQuery = queryResult => state => {
   const oldIssues = state.organization
     ? state.organization.repository.issues.edges
@@ -90,35 +108,23 @@ const resolveIssuesQuery = queryResult => state => {
     edges: newIssues,
   } = queryResult.data.data.organization.repository.issues;
 
+  const updatedIssues = [...oldIssues, ...newIssues];
+
   return {
     organization: {
       ...queryResult.data.data.organization,
       repository: {
         ...queryResult.data.data.organization.repository,
         issues: {
           ...queryResult.data.data.organization.repository.issues,
-          edges: [...oldIssues, ...newIssues],
+          edges: updatedIssues,
         },
       },
     },
     errors: queryResult.data.errors,
   };
 };
 
-const addStarToRepository = repositoryId => {
-  return axiosGitHubGraphQL.post('', {
-    query: addStarToRepositoryMutation,
-    variables: { repositoryId },
-  });
-};
-
-const removeStarFromRepository = repositoryId => {
-  return axiosGitHubGraphQL.post('', {
-    query: removeStarToRepositoryMutation,
-    variables: { repositoryId },
-  });
-};
-
 const resolveAddStarMutation = mutationResult => state => {
   const {
     viewerHasStarred,