feat: slack channel suggestions

backend/src/server/routes/v1/project-router.ts

@@ -576,16 +576,18 @@ export const registerProjectRouter = async (server: FastifyZodProvider) => {
         projectId: req.params.workspaceId
       });
 
-      await server.services.auditLog.createAuditLog({
-        ...req.auditLogInfo,
-        projectId: req.params.workspaceId,
-        event: {
-          type: EventType.GET_PROJECT_SLACK_CONFIG,
-          metadata: {
-            id: slackConfig.id
+      if (slackConfig) {
+        await server.services.auditLog.createAuditLog({
+          ...req.auditLogInfo,
+          projectId: req.params.workspaceId,
+          event: {
+            type: EventType.GET_PROJECT_SLACK_CONFIG,
+            metadata: {
+              id: slackConfig.id
+            }
           }
-        }
-      });
+        });
+      }
 
       return slackConfig;
     }

backend/src/server/routes/v1/slack-router.ts

@@ -232,6 +232,44 @@ export const registerSlackRouter = async (server: FastifyZodProvider) => {
     }
   });
 
+  server.route({
+    method: "GET",
+    url: "/:slackIntegrationId/channels",
+    config: {
+      rateLimit: readLimit
+    },
+    schema: {
+      security: [
+        {
+          bearerAuth: []
+        }
+      ],
+      params: z.object({
+        slackIntegrationId: z.string()
+      }),
+      response: {
+        200: z
+          .object({
+            name: z.string(),
+            id: z.string()
+          })
+          .array()
+      }
+    },
+    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
+    handler: async (req) => {
+      const slackChannels = await server.services.slack.getSlackIntegrationChannels({
+        actor: req.permission.type,
+        actorId: req.permission.id,
+        actorAuthMethod: req.permission.authMethod,
+        actorOrgId: req.permission.orgId,
+        id: req.params.slackIntegrationId
+      });
+
+      return slackChannels;
+    }
+  });
+
   server.route({
     method: "PATCH",
     url: "/:slackIntegrationId",