Hide link when model file does not exist

extensions/ql-vscode/src/data-extensions-editor/data-extensions-editor-view.ts

@@ -35,7 +35,7 @@ import { readQueryResults, runQuery } from "./external-api-usage-query";
 import { createDataExtensionYaml, loadDataExtensionYaml } from "./yaml";
 import { ExternalApiUsage } from "./external-api-usage";
 import { ModeledMethod } from "./modeled-method";
-import { ExtensionPackModelFile } from "./extension-pack-picker";
+import { ExtensionPackModelFile } from "./shared/extension-pack";
 
 function getQlSubmoduleFolder(): WorkspaceFolder | undefined {
   const workspaceFolder = workspace.workspaceFolders?.find(
@@ -118,7 +118,7 @@ export class DataExtensionsEditorView extends AbstractWebview<
           msg.externalApiUsages,
           msg.modeledMethods,
         );
-        await this.loadExternalApiUsages();
+        await Promise.all([this.setViewState(), this.loadExternalApiUsages()]);
 
         break;
       case "generateExternalApi":
@@ -134,16 +134,22 @@ export class DataExtensionsEditorView extends AbstractWebview<
     super.onWebViewLoaded();
 
     await Promise.all([
-      this.postMessage({
-        t: "setDataExtensionEditorInitialData",
-        extensionPackName: this.modelFile.extensionPack.name,
-        modelFilename: this.modelFile.filename,
-      }),
+      this.setViewState(),
       this.loadExternalApiUsages(),
       this.loadExistingModeledMethods(),
     ]);
   }
 
+  private async setViewState(): Promise<void> {
+    await this.postMessage({
+      t: "setDataExtensionEditorViewState",
+      viewState: {
+        extensionPackModelFile: this.modelFile,
+        modelFileExists: await pathExists(this.modelFile.filename),
+      },
+    });
+  }
+
   protected async jumpToUsage(
     location: ResolvableLocationValue,
   ): Promise<void> {

extensions/ql-vscode/src/data-extensions-editor/extension-pack-picker.ts

@@ -13,6 +13,7 @@ import { ProgressCallback } from "../progress";
 import { DatabaseItem } from "../local-databases";
 import { getQlPackPath, QLPACK_FILENAMES } from "../pure/ql";
 import { getErrorMessage } from "../pure/helpers-pure";
+import { ExtensionPack, ExtensionPackModelFile } from "./shared/extension-pack";
 
 const maxStep = 3;
 
@@ -22,22 +23,6 @@ const packNameRegex = new RegExp(
 );
 const packNameLength = 128;
 
-export interface ExtensionPack {
-  path: string;
-  yamlPath: string;
-
-  name: string;
-  version: string;
-
-  extensionTargets: Record<string, string>;
-  dataExtensions: string[];
-}
-
-export interface ExtensionPackModelFile {
-  filename: string;
-  extensionPack: ExtensionPack;
-}
-
 export async function pickExtensionPackModelFile(
   cliServer: Pick<CodeQLCliServer, "resolveQlpacks" | "resolveExtensions">,
   databaseItem: Pick<DatabaseItem, "name" | "language">,

extensions/ql-vscode/src/data-extensions-editor/shared/extension-pack.ts

@@ -0,0 +1,15 @@
+export interface ExtensionPack {
+  path: string;
+  yamlPath: string;
+
+  name: string;
+  version: string;
+
+  extensionTargets: Record<string, string>;
+  dataExtensions: string[];
+}
+
+export interface ExtensionPackModelFile {
+  filename: string;
+  extensionPack: ExtensionPack;
+}

extensions/ql-vscode/src/data-extensions-editor/shared/view-state.ts

@@ -0,0 +1,6 @@
+import { ExtensionPackModelFile } from "./extension-pack";
+
+export interface DataExtensionEditorViewState {
+  extensionPackModelFile: ExtensionPackModelFile;
+  modelFileExists: boolean;
+}

extensions/ql-vscode/src/pure/interface-types.ts

@@ -16,6 +16,7 @@ import { ErrorLike } from "./errors";
 import { DataFlowPaths } from "../variant-analysis/shared/data-flow-paths";
 import { ExternalApiUsage } from "../data-extensions-editor/external-api-usage";
 import { ModeledMethod } from "../data-extensions-editor/modeled-method";
+import { DataExtensionEditorViewState } from "../data-extensions-editor/shared/view-state";
 
 /**
  * This module contains types and code that are shared between
@@ -481,10 +482,9 @@ export type ToDataFlowPathsMessage = SetDataFlowPathsMessage;
 
 export type FromDataFlowPathsMessage = CommonFromViewMessages;
 
-export interface SetDataExtensionEditorInitialDataMessage {
-  t: "setDataExtensionEditorInitialData";
-  extensionPackName: string;
-  modelFilename: string;
+export interface SetExtensionPackStateMessage {
+  t: "setDataExtensionEditorViewState";
+  viewState: DataExtensionEditorViewState;
 }
 
 export interface SetExternalApiUsagesMessage {
@@ -536,7 +536,7 @@ export interface GenerateExternalApiMessage {
 }
 
 export type ToDataExtensionsEditorMessage =
-  | SetDataExtensionEditorInitialDataMessage
+  | SetExtensionPackStateMessage
   | SetExternalApiUsagesMessage
   | ShowProgressMessage
   | AddModeledMethodsMessage;

extensions/ql-vscode/src/stories/data-extensions-editor/DataExtensionsEditor.stories.tsx

@@ -15,9 +15,22 @@ const Template: ComponentStory<typeof DataExtensionsEditorComponent> = (
 
 export const DataExtensionsEditor = Template.bind({});
 DataExtensionsEditor.args = {
-  initialExtensionPackName: "codeql/sql2o-models",
-  initialModelFilename:
-    "/home/user/vscode-codeql-starter/codeql-custom-queries-java/sql2o/models/sql2o.yml",
+  initialViewState: {
+    extensionPackModelFile: {
+      extensionPack: {
+        path: "/home/user/vscode-codeql-starter/codeql-custom-queries-java/sql2o",
+        yamlPath:
+          "/home/user/vscode-codeql-starter/codeql-custom-queries-java/sql2o/codeql-pack.yml",
+        name: "codeql/sql2o-models",
+        version: "0.0.0",
+        extensionTargets: {},
+        dataExtensions: [],
+      },
+      filename:
+        "/home/user/vscode-codeql-starter/codeql-custom-queries-java/sql2o/models/sql2o.yml",
+    },
+    modelFileExists: true,
+  },
   initialExternalApiUsages: [
     {
       signature: "org.sql2o.Connection#createQuery(String)",

extensions/ql-vscode/src/view/data-extensions-editor/DataExtensionsEditor.tsx

@@ -20,6 +20,7 @@ import { calculateModeledPercentage } from "./modeled";
 import { LinkIconButton } from "../variant-analysis/LinkIconButton";
 import { basename } from "../common/path";
 import { ViewTitle } from "../common";
+import { DataExtensionEditorViewState } from "../../data-extensions-editor/shared/view-state";
 
 const DataExtensionsEditorContainer = styled.div`
   margin-top: 1rem;
@@ -31,6 +32,12 @@ const DetailsContainer = styled.div`
   align-items: center;
 `;
 
+const NonExistingModelFileContainer = styled.div`
+  display: flex;
+  gap: 0.2em;
+  align-items: center;
+`;
+
 const EditorContainer = styled.div`
   margin-top: 1rem;
 `;
@@ -47,24 +54,19 @@ const ProgressBar = styled.div<ProgressBarProps>`
 `;
 
 type Props = {
-  initialExtensionPackName?: string;
-  initialModelFilename?: string;
+  initialViewState?: DataExtensionEditorViewState;
   initialExternalApiUsages?: ExternalApiUsage[];
   initialModeledMethods?: Record<string, ModeledMethod>;
 };
 
 export function DataExtensionsEditor({
-  initialExtensionPackName,
-  initialModelFilename,
+  initialViewState,
   initialExternalApiUsages = [],
   initialModeledMethods = {},
 }: Props): JSX.Element {
-  const [extensionPackName, setExtensionPackName] = useState<
-    string | undefined
-  >(initialExtensionPackName);
-  const [modelFilename, setModelFilename] = useState<string | undefined>(
-    initialModelFilename,
-  );
+  const [viewState, setViewState] = useState<
+    DataExtensionEditorViewState | undefined
+  >(initialViewState);
 
   const [externalApiUsages, setExternalApiUsages] = useState<
     ExternalApiUsage[]
@@ -83,9 +85,8 @@ export function DataExtensionsEditor({
       if (evt.origin === window.origin) {
         const msg: ToDataExtensionsEditorMessage = evt.data;
         switch (msg.t) {
-          case "setDataExtensionEditorInitialData":
-            setExtensionPackName(msg.extensionPackName);
-            setModelFilename(msg.modelFilename);
+          case "setDataExtensionEditorViewState":
+            setViewState(msg.viewState);
             break;
           case "setExternalApiUsages":
             setExternalApiUsages(msg.externalApiUsages);
@@ -181,17 +182,27 @@ export function DataExtensionsEditor({
         <>
           <ViewTitle>Data extensions editor</ViewTitle>
           <DetailsContainer>
-            {extensionPackName && (
-              <LinkIconButton onClick={onOpenExtensionPackClick}>
-                <span slot="start" className="codicon codicon-package"></span>
-                {extensionPackName}
-              </LinkIconButton>
-            )}
-            {modelFilename && (
-              <LinkIconButton onClick={onOpenModelFileClick}>
-                <span slot="start" className="codicon codicon-file-code"></span>
-                {basename(modelFilename)}
-              </LinkIconButton>
+            {viewState?.extensionPackModelFile && (
+              <>
+                <LinkIconButton onClick={onOpenExtensionPackClick}>
+                  <span slot="start" className="codicon codicon-package"></span>
+                  {viewState.extensionPackModelFile.extensionPack.name}
+                </LinkIconButton>
+                {viewState.modelFileExists ? (
+                  <LinkIconButton onClick={onOpenModelFileClick}>
+                    <span
+                      slot="start"
+                      className="codicon codicon-file-code"
+                    ></span>
+                    {basename(viewState.extensionPackModelFile.filename)}
+                  </LinkIconButton>
+                ) : (
+                  <NonExistingModelFileContainer>
+                    <span className="codicon codicon-file-code"></span>
+                    {basename(viewState.extensionPackModelFile.filename)}
+                  </NonExistingModelFileContainer>
+                )}
+              </>
             )}
             <div>{modeledPercentage.toFixed(2)}% modeled</div>
             <div>{unModeledPercentage.toFixed(2)}% unmodeled</div>

extensions/ql-vscode/test/vscode-tests/no-workspace/data-extensions-editor/extension-pack-picker.test.ts

@@ -6,10 +6,8 @@ import { dir } from "tmp-promise";
 import { QlpacksInfo, ResolveExtensionsResult } from "../../../../src/cli";
 import * as helpers from "../../../../src/helpers";
 
-import {
-  ExtensionPack,
-  pickExtensionPackModelFile,
-} from "../../../../src/data-extensions-editor/extension-pack-picker";
+import { pickExtensionPackModelFile } from "../../../../src/data-extensions-editor/extension-pack-picker";
+import { ExtensionPack } from "../../../../src/data-extensions-editor/shared/extension-pack";
 
 describe("pickExtensionPackModelFile", () => {
   let tmpDir: string;