feat: diagnostics additional info and dbt install checks (#1307)

* feat: showing allow list folders

* feat: printing all python paths

* feat: added python 3 check

* Update src/dbt_client/index.ts

---------

Co-authored-by: anandgupta42 <93243293+anandgupta42@users.noreply.github.com>
Co-authored-by: Michiel De Smet <mdesmet@gmail.com>

src/commands/index.ts

@@ -413,6 +413,16 @@ export class VSCodeCommands implements Disposable {
           );
           this.dbtTerminal.logNewLine();
 
+          // Printing env vars
+          this.dbtTerminal.logBlockWithHeader(
+            [
+              "Printing all python paths...",
+              "* Please remove any sensitive information before sending it to us",
+            ],
+            this.pythonEnvironment.allPythonPaths.map(({ path }) => path),
+          );
+          this.dbtTerminal.logNewLine();
+
           // Printing extension settings
           const dbtSettings = workspace.getConfiguration().inspect("dbt");
           const globalValue: any = dbtSettings?.globalValue || {};
@@ -452,6 +462,9 @@ export class VSCodeCommands implements Disposable {
           const dbtIntegrationMode = workspace
             .getConfiguration("dbt")
             .get<string>("dbtIntegration", "core");
+          const allowListFolders = workspace
+            .getConfiguration("dbt")
+            .get<string[]>("allowListFolders", []);
           this.dbtTerminal.logBlock([
             `Python Path=${this.pythonEnvironment.pythonPath}`,
             `VSCode version=${version}`,
@@ -461,6 +474,7 @@ export class VSCodeCommands implements Disposable {
             }`,
             `DBT integration mode=${dbtIntegrationMode}`,
             `First workspace path=${getFirstWorkspacePath()}`,
+            `AllowList Folders=${allowListFolders}`,
           ]);
           this.dbtTerminal.logNewLine();
 

src/dbt_client/index.ts

@@ -112,6 +112,16 @@ export class DBTClient implements Disposable {
       }
       return false;
     }
+    if (!this.pythonEnvironment.isPython3) {
+      const answer = await window.showErrorMessage(
+        "Only Python 3 is supported by dbt, please select a Python 3 interpreter",
+        PythonInterpreterPromptAnswer.SELECT,
+      );
+      if (answer === PythonInterpreterPromptAnswer.SELECT) {
+        commands.executeCommand("python.setInterpreter");
+      }
+      return false;
+    }
     return this.showErrorIfDbtIsNotInstalled();
   }
 

src/manifest/pythonEnvironment.ts

@@ -17,6 +17,8 @@ export class PythonEnvironment implements Disposable {
   private executionDetails?: PythonExecutionDetails;
   private disposables: Disposable[] = [];
   private environmentVariableSource: Record<string, EnvFrom> = {};
+  public allPythonPaths: { path: string; pathType: string }[] = [];
+  public isPython3: boolean = true;
   constructor(
     private telemetry: TelemetryService,
     private commandProcessExecutionFactory: CommandProcessExecutionFactory,
@@ -117,6 +119,11 @@ export class PythonEnvironment implements Disposable {
     await extension.exports.ready;
 
     const api = extension.exports;
+    this.allPythonPaths = await api.environment.getEnvironmentPaths();
+    const pythonPath = api.settings.getExecutionDetails(workspace.workspaceFile)
+      .execCommand[0];
+    const envDetails = await api.environment.getEnvironmentDetails(pythonPath);
+    this.isPython3 = envDetails.version[0] === "3";
 
     const dbtInstalledPythonPath: string[] = [];
     // TODO: support multiple workspacefolders for python detection