Fixing URI handler

Author: lostintangent

CHANGELOG.md

@@ -4,6 +4,10 @@
 - Automatically set the "pattern" record mode when you create a new tour, and select `None` for the git ref
 - Added support for opening a `*.tour` file in the VS Code notebook editor (Insiders only)
 
+## v0.0.55
+
+- The URI handler now allows specifying _just_ a step number, in order to index into a repo within only a single tour
+
 ## v0.0.54
 
 - Added a URI handler, with support for launching a specific tour and step

package.json

@@ -3,7 +3,7 @@
   "displayName": "CodeTour",
   "description": "VS Code extension that allows you to record and playback guided tours of codebases, directly within the editor",
   "publisher": "vsls-contrib",
-  "version": "0.0.54",
+  "version": "0.0.55",
   "author": {
     "name": "Microsoft Corporation"
   },

src/extension.ts

@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-import { URLSearchParams } from "url";
 import * as vscode from "vscode";
 import { initializeApi } from "./api";
 import { initializeGitApi } from "./git";
@@ -26,49 +25,64 @@ function discoverTours(): Promise<void> {
   return cachedDiscoverTours ?? (cachedDiscoverTours = _discoverTours());
 }
 
+function startTour(params: URLSearchParams) {
+  let tourPath = params.get("tour");
+  const step = params.get("step");
+
+  console.log("CT Tour: ", tourPath);
+  console.log("CT Step: ", step);
+
+  let stepNumber;
+  if (step) {
+    stepNumber = Number(step);
+  }
+
+  if (tourPath) {
+    if (!tourPath.endsWith(".tour")) {
+      tourPath = `${tourPath}.tour`;
+    }
+
+    console.log("CT Tour Path: ", tourPath);
+
+    console.log("CT Tours: ", store.tours);
+
+    const tour = store.tours.find(tour => tour.id.endsWith(tourPath as string));
+
+    console.log("CT Tour: ", tour);
+
+    if (tour) {
+      startCodeTour(tour, stepNumber);
+    }
+  } else {
+    startDefaultTour(undefined, undefined, stepNumber);
+  }
+}
+
 class URIHandler implements vscode.UriHandler {
   private _didStartDefaultTour = false;
   get didStartDefaultTour(): boolean {
     return this._didStartDefaultTour;
   }
 
   async handleUri(uri: vscode.Uri): Promise<void> {
-    if (uri.path === "/startDefaultTour") {
-      this._didStartDefaultTour = true;
-
-      await discoverTours();
+    this._didStartDefaultTour = true;
+    await discoverTours();
 
-      let tourPath: string | null | undefined, stepNumber;
+    if (uri.path === "/startDefaultTour") {
       if (uri.query) {
-        const origin = vscode.Uri.parse(uri.query);
-        if (origin.query) {
-          const params = new URLSearchParams(origin.query);
-          tourPath = params.get("tour");
-
-          const step = params.get("step");
-          if (step) {
-            stepNumber = Number(step);
+        console.log("CT Query: ", uri.query);
+        try {
+          const origin = vscode.Uri.parse(uri.query);
+          if (origin.query) {
+            const params = new URLSearchParams(origin.query);
+            startTour(params);
           }
-        }
-      }
-
-      if (tourPath) {
-        if (!tourPath.endsWith(".tour")) {
-          tourPath = `${tourPath}.tour`;
-        }
-
-        const tour = store.tours.find(tour =>
-          tour.id.endsWith(tourPath as string)
-        );
-        if (tour) {
-          startCodeTour(tour, stepNumber);
-        }
-      } else {
-        startDefaultTour(undefined, undefined, stepNumber);
+        } catch {}
       }
+    } else if (uri.path === "/starTour") {
+      const params = new URLSearchParams(uri.query);
+      startTour(params);
     }
-
-    return;
   }
 }
 

src/store/actions.ts

@@ -78,7 +78,8 @@ export function startCodeTour(
 
 export async function selectTour(
   tours: CodeTour[],
-  workspaceRoot?: Uri
+  workspaceRoot?: Uri,
+  step: number = 0
 ): Promise<boolean> {
   const items: any[] = tours.map(tour => ({
     label: tour.title!,
@@ -87,7 +88,7 @@ export async function selectTour(
   }));
 
   if (items.length === 1) {
-    startCodeTour(items[0].tour, 0, workspaceRoot, false, true, tours);
+    startCodeTour(items[0].tour, step, workspaceRoot, false, true, tours);
     return true;
   }
 
@@ -195,7 +196,7 @@ export async function startDefaultTour(
     startCodeTour(primaryTour, step, workspaceRoot, false, undefined, tours);
     return true;
   } else {
-    return selectTour(tours, workspaceRoot);
+    return selectTour(tours, workspaceRoot, step);
   }
 }