[Refactor] Cleanup agent store and actions (#373)

* Cleanup agent store and actions

* Move set/create/update/destroy to helpers

* Update mutation specs

* Add specs for API helper

* Fix edit/delete action visibility

* Add actions specs

* Remove unused API helpers

* Remove duplicates

* Remove duplicates

* Fix duplicate

app/javascript/dashboard/store/modules/specs/agents/mutations.spec.js

@@ -0,0 +1,63 @@
+import * as types from '../../../mutation-types';
+import { mutations } from '../../agents';
+
+describe('#mutations', () => {
+  describe('#SET_AGENTS', () => {
+    it('set agent records', () => {
+      const state = { records: [] };
+      mutations[types.default.SET_AGENTS](state, [
+        { id: 1, name: 'Agent1', email: 'agent1@chatwoot.com' },
+      ]);
+      expect(state.records).toEqual([
+        {
+          id: 1,
+          name: 'Agent1',
+          email: 'agent1@chatwoot.com',
+        },
+      ]);
+    });
+  });
+
+  describe('#ADD_AGENT', () => {
+    it('push newly created agent data to the store', () => {
+      const state = {
+        records: [{ id: 1, name: 'Agent1', email: 'agent1@chatwoot.com' }],
+      };
+      mutations[types.default.ADD_AGENT](state, {
+        id: 2,
+        name: 'Agent2',
+        email: 'agent2@chatwoot.com',
+      });
+      expect(state.records).toEqual([
+        { id: 1, name: 'Agent1', email: 'agent1@chatwoot.com' },
+        { id: 2, name: 'Agent2', email: 'agent2@chatwoot.com' },
+      ]);
+    });
+  });
+
+  describe('#EDIT_AGENT', () => {
+    it('sets allMessagesLoaded flag if payload is empty', () => {
+      const state = {
+        records: [{ id: 1, name: 'Agent1', email: 'agent1@chatwoot.com' }],
+      };
+      mutations[types.default.EDIT_AGENT](state, {
+        id: 1,
+        name: 'Agent2',
+        email: 'agent2@chatwoot.com',
+      });
+      expect(state.records).toEqual([
+        { id: 1, name: 'Agent2', email: 'agent2@chatwoot.com' },
+      ]);
+    });
+  });
+
+  describe('#DELETE_AGENT', () => {
+    it('sets allMessagesLoaded flag if payload is empty', () => {
+      const state = {
+        records: [{ id: 1, name: 'Agent1', email: 'agent1@chatwoot.com' }],
+      };
+      mutations[types.default.DELETE_AGENT](state, 1);
+      expect(state.records).toEqual([]);
+    });
+  });
+});