From f2516a4461aa4f0c679ff99759f9febf9e88f0a5 Mon Sep 17 00:00:00 2001
From: Michael Charles Aubrey <michael@akita-itlabo.com>
Date: Thu, 30 Jul 2020 16:47:47 +0900
Subject: [PATCH] add feature for opening in default browser

---
 CHANGELOG.md             |  4 ++++
 README.md                |  8 ++++++++
 bin/serve.dart           | 16 ++++++++++++++--
 lib/open_in_browser.dart | 25 +++++++++++++++++++++++++
 pubspec.yaml             |  2 +-
 5 files changed, 52 insertions(+), 3 deletions(-)
 create mode 100644 lib/open_in_browser.dart

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fe2ef46..9edc723 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.0.2
+
++ Added `--open` flag to automatically open in browser.
+
 ## 1.0.3
 
 + Respects `index.html`
diff --git a/README.md b/README.md
index 01c546d..d4aa53e 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,14 @@ Use `--base-path` (abbreviated as `-b`) to serve contents with desired base path
 serve -b /myblog
 ```
 
+# Automatically open browser when served
+
+Use `--open` (abbreviated as `-o`) to automatically open your default browser at the location being served.
+
+```bash
+serve -o
+```
+
 # More features to come!
 
 + [ ] Support CORS
diff --git a/bin/serve.dart b/bin/serve.dart
index f393345..ef7719a 100644
--- a/bin/serve.dart
+++ b/bin/serve.dart
@@ -3,6 +3,7 @@ import 'dart:io';
 import 'package:args/args.dart';
 import 'package:jaguar/jaguar.dart';
 import 'package:path/path.dart' as p;
+import 'package:serve/open_in_browser.dart';
 import 'package:serve/serve.dart';
 
 main(List<String> arguments) async {
@@ -21,6 +22,10 @@ main(List<String> arguments) async {
       abbr: 'l',
       help: 'If set, all requests will be logged to the stdout.',
       defaultsTo: true);
+  args.addFlag('open',
+      abbr: 'o',
+      help: 'If set, opens default browser to the location being served.',
+      defaultsTo: false);
   args.addOption('https',
       abbr: 's',
       help: 'Directory where certificate.pem and keys.pem are stored.',
@@ -28,12 +33,12 @@ main(List<String> arguments) async {
       defaultsTo: null);
   args.addMultiOption('base',
       abbr: 'b',
-      help: 'Base path to serve the contents at',
+      help: 'Base path to serve the contents at.',
       valueHelp: '-b /v1/app',
       defaultsTo: ["/"]);
   args.addMultiOption('dir',
       abbr: 'd',
-      help: 'Contents of the directory to serve',
+      help: 'Contents of the directory to serve.',
       valueHelp: '-h /var/local/www/',
       defaultsTo: ["./"]);
 
@@ -90,5 +95,12 @@ main(List<String> arguments) async {
 
   bool log = parsed['log'];
 
+  if (parsed['open']) {
+    openInBrowser((parsed['https'] != null ? 'https://' : 'http://') +
+        parsed['host'] +
+        ":" +
+        port.toString());
+  }
+
   await serve(config, log: log);
 }
diff --git a/lib/open_in_browser.dart b/lib/open_in_browser.dart
new file mode 100644
index 0000000..dd5811c
--- /dev/null
+++ b/lib/open_in_browser.dart
@@ -0,0 +1,25 @@
+import "dart:io";
+
+void openInBrowser(String url) {
+  bool fail = false;
+  switch (Platform.operatingSystem) {
+    case "linux":
+      Process.run("xdg-open", [url]);
+      break;
+    case "macos":
+      Process.run("open", [url]);
+      break;
+    case "windows":
+      Process.run("explorer", [url]);
+      break;
+    default:
+      fail = true;
+      break;
+  }
+
+  if (!fail) {
+    print("Opening default browser to $url");
+  } else {
+    print("Failed to open default browser.");
+  }
+}
diff --git a/pubspec.yaml b/pubspec.yaml
index 6359f3b..d6c5924 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: serve
 description: CLI to serves static files in a directory.
-version: 2.0.1
+version: 2.0.2
 homepage: https://github.com/Jaguar-dart/serve
 author: Ravi Teja Gudapati <tejainece@gmail.com>