1 files changed, 24 insertions, 0 deletions
diff --git a/app/assets/javascripts/filtered_search/stores/recent_searches_store.js b/app/assets/javascripts/filtered_search/stores/recent_searches_store.js
new file mode 100644
index 00000000000..35fc15e4c87
--- /dev/null
+++ b/app/assets/javascripts/filtered_search/stores/recent_searches_store.js
@@ -0,0 +1,24 @@
+import _ from 'underscore';
+
+class RecentSearchesStore {
+  constructor(initialState = {}) {
+    this.state = Object.assign({
+      isLocalStorageAvailable: true,
+      recentSearches: [],
+    }, initialState);
+  }
+
+  addRecentSearch(newSearch) {
+    this.setRecentSearches([newSearch].concat(this.state.recentSearches));
+
+    return this.state.recentSearches;
+  }
+
+  setRecentSearches(searches = []) {
+    const trimmedSearches = searches.map(search => search.trim());
+    this.state.recentSearches = _.uniq(trimmedSearches).slice(0, 5);
+    return this.state.recentSearches;
+  }
+}
+
+export default RecentSearchesStore;