renaming backend, cellxgene to server, client respectively

client/src/reducers/differential.js

@@ -0,0 +1,42 @@
+// jshint esversion: 6
+const Differential = (
+  state = {
+    diffExp: null,
+    loading: null,
+    error: null,
+    celllist1: null,
+    celllist2: null
+  },
+  action
+) => {
+  switch (action.type) {
+    case "request differential expression started":
+      return Object.assign({}, state, {
+        loading: true,
+        error: null
+      });
+    case "request differential expression success":
+      return Object.assign({}, state, {
+        error: null,
+        loading: false,
+        diffExp: action.data
+      });
+    case "request differential expression error":
+      return Object.assign({}, state, {
+        loading: false,
+        error: action.data
+      });
+    case "store current cell selection as differential set 1":
+      return Object.assign({}, state, {
+        celllist1: action.data
+      });
+    case "store current cell selection as differential set 2":
+      return Object.assign({}, state, {
+        celllist2: action.data
+      });
+    default:
+      return state;
+  }
+};
+
+export default Differential;