feat: Update the slack integration-flow to allow users to select the channel (#7637)

app/javascript/dashboard/api/integrations.js

@@ -8,11 +8,19 @@ class IntegrationsAPI extends ApiClient {
   }
 
   connectSlack(code) {
-    return axios.post(`${this.baseUrl()}/integrations/slack`, {
-      code: code,
+    return axios.post(`${this.baseUrl()}/integrations/slack`, { code });
+  }
+
+  updateSlack({ referenceId }) {
+    return axios.patch(`${this.baseUrl()}/integrations/slack`, {
+      reference_id: referenceId,
     });
   }
 
+  listAllSlackChannels() {
+    return axios.get(`${this.baseUrl()}/integrations/slack/list_all_channels`);
+  }
+
   delete(integrationId) {
     return axios.delete(`${this.baseUrl()}/integrations/${integrationId}`);
   }

app/javascript/dashboard/api/specs/integrations.spec.js

@@ -11,7 +11,9 @@ describe('#integrationAPI', () => {
     expect(integrationAPI).toHaveProperty('update');
     expect(integrationAPI).toHaveProperty('delete');
     expect(integrationAPI).toHaveProperty('connectSlack');
-    expect(integrationAPI).toHaveProperty('createHook');
+    expect(integrationAPI).toHaveProperty('updateSlack');
+    expect(integrationAPI).toHaveProperty('updateSlack');
+    expect(integrationAPI).toHaveProperty('listAllSlackChannels');
     expect(integrationAPI).toHaveProperty('deleteHook');
   });
   describeWithAPIMock('API calls', context => {
@@ -26,6 +28,24 @@ describe('#integrationAPI', () => {
       );
     });
 
+    it('#updateSlack', () => {
+      const updateObj = { referenceId: 'SDFSDGSVE' };
+      integrationAPI.updateSlack(updateObj);
+      expect(context.axiosMock.patch).toHaveBeenCalledWith(
+        '/api/v1/integrations/slack',
+        {
+          reference_id: updateObj.referenceId,
+        }
+      );
+    });
+
+    it('#listAllSlackChannels', () => {
+      integrationAPI.listAllSlackChannels();
+      expect(context.axiosMock.get).toHaveBeenCalledWith(
+        '/api/v1/integrations/slack/list_all_channels'
+      );
+    });
+
     it('#delete', () => {
       integrationAPI.delete(2);
       expect(context.axiosMock.delete).toHaveBeenCalledWith(