feat: different status for image being built vs waiting for build

orchestrator/packages/api/src/controllers/docker-image-controller.ts

@@ -3,7 +3,7 @@ import { errorResponse } from "./utils";
 import {
   validations,
 } from "@codegrade-orca/common";
-import { GradingQueueOperationException, enqueueImageBuild, imageIsBeingBuilt } from "@codegrade-orca/db";
+import { GradingQueueOperationException, enqueueImageBuild, imageIsAwaitingBuild, imageIsBeingBuilt } from "@codegrade-orca/db";
 import { graderImageExists } from "../utils/grader-images";
 
 export const createGraderImage = async (req: Request, res: Response) => {
@@ -33,6 +33,8 @@ export const getImageBuildStatus = async (req: Request, res: Response) => {
     res.json(`Image ${dockerfileSHA} is ready to be used for gradng.`);
   } else if (await imageIsBeingBuilt(dockerfileSHA)) {
     res.json(`Image ${dockerfileSHA} is in the process of being built.`);
+  } else if (await imageIsAwaitingBuild(dockerfileSHA)) {
+    res.json(`Image ${dockerfileSHA} is waiting to be built.`);
   } else {
     res.json(`No image ${dockerfileSHA} exists on the server.`);
   }

orchestrator/packages/db/src/image-builder-operations/image-build-status.ts

@@ -0,0 +1,7 @@
+import prismaInstance from "../prisma-instance"
+
+export const imageIsBeingBuilt = async (dockerfileSHA: string): Promise<boolean> =>
+  await (prismaInstance.imageBuildInfo.count({ where: { dockerfileSHA, inProgress: true }})) > 0
+
+export const imageIsAwaitingBuild = async (dockerfileSHA: string): Promise<boolean> =>
+  await (prismaInstance.imageBuildInfo.count({ where: { dockerfileSHA, inProgress: false }})) > 0

orchestrator/packages/db/src/image-builder-operations/index.ts

@@ -1,7 +1,6 @@
 import getNextImageBuild from "./get-next-image-build";
 import handleCompletedImageBuild from "./handle-completed-image-build";
-import imageIsBeingBuilt from "./image-being-built";
 
 export { getNextImageBuild };
 export { handleCompletedImageBuild  };
-export { imageIsBeingBuilt };
+export * from "./image-build-status";