Open web links

lib/inventree/model.dart

@@ -23,8 +23,31 @@ class InvenTreeModel {
   // Override the endpoint URL for each subclass
   String URL = "";
 
+  // Override the web URL for each subclass
+  // Note: If the WEB_URL is the same (except for /api/) as URL then just leave blank
+  String WEB_URL = "";
+
   String NAME = "Model";
 
+  String get webUrl {
+
+    if (api.isConnected()) {
+      String web = InvenTreeAPI().baseUrl;
+
+      web += WEB_URL.isNotEmpty ? WEB_URL : URL;
+
+      web += "/${pk}/";
+
+      web = web.replaceAll("//", "/");
+
+      return web;
+
+    } else {
+      return "";
+    }
+
+  }
+
   // JSON data which defines this object
   Map<String, dynamic> jsondata = {};
 
@@ -58,6 +81,15 @@ class InvenTreeModel {
   // Legacy API provided external link as "URL", while newer API uses "link"
   String get link => jsondata['link'] ?? jsondata['URL'] ?? '';
 
+  void goToInvenTreePage() async {
+
+    if (await canLaunch(webUrl)) {
+      await launch(webUrl);
+    } else {
+      // TODO
+    }
+  }
+
   void openLink() async {
 
     if (link.isNotEmpty) {

lib/widget/part_detail.dart

@@ -42,6 +42,10 @@ class _PartDisplayState extends RefreshableState<PartDetailWidget> {
   @override
   List<Widget> getAppBarActions(BuildContext context) {
     return <Widget>[
+      IconButton(
+        icon: FaIcon(FontAwesomeIcons.globe),
+        onPressed: _openInvenTreePage,
+      ),
       // TODO: Hide the 'edit' button if the user does not have permission!!
       IconButton(
         icon: FaIcon(FontAwesomeIcons.edit),
@@ -55,6 +59,10 @@ class _PartDisplayState extends RefreshableState<PartDetailWidget> {
     // TODO
   }
 
+  Future<void> _openInvenTreePage() async {
+    part.goToInvenTreePage();
+  }
+
   InvenTreePart part;
 
   @override
@@ -291,7 +299,7 @@ class _PartDisplayState extends RefreshableState<PartDetailWidget> {
         ListTile(
             title: Text("${part.link}"),
             leading: FaIcon(FontAwesomeIcons.link),
-            trailing: Text(""),
+            trailing: FaIcon(FontAwesomeIcons.externalLinkAlt),
             onTap: () {
               part.openLink();
             },

lib/widget/stock_detail.dart

@@ -55,6 +55,28 @@ class _StockItemDisplayState extends RefreshableState<StockDetailWidget> {
   _StockItemDisplayState(this.item) {
   }
 
+  @override
+  List<Widget> getAppBarActions(BuildContext context) {
+    return <Widget>[
+      IconButton(
+        icon: FaIcon(FontAwesomeIcons.globe),
+        onPressed: _openInvenTreePage,
+      ),
+      // TODO: Hide the 'edit' button if the user does not have permission!!
+      /*
+      IconButton(
+        icon: FaIcon(FontAwesomeIcons.edit),
+        tooltip: I18N.of(context).edit,
+        onPressed: _editPartDialog,
+      )
+       */
+    ];
+  }
+
+  Future<void> _openInvenTreePage() async {
+    item.goToInvenTreePage();
+  }
+
   // StockItem object
   final InvenTreeStockItem item;