Part display

Much improve - so wow!

lib/widget/part_display.dart

@@ -1,10 +1,13 @@
 
 import 'package:InvenTree/inventree/part.dart';
+import 'package:InvenTree/widget/category_display.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 
+import 'package:InvenTree/api.dart';
 import 'package:InvenTree/widget/drawer.dart';
+import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 
 class PartDisplayWidget extends StatefulWidget {
 
@@ -24,29 +27,133 @@ class _PartDisplayState extends State<PartDisplayWidget> {
     // TODO
   }
 
-  final InvenTreePart part;
+  InvenTreePart part;
 
-  String get _title {
-    if (part == null) {
-      return "Part";
-    } else {
-      return "Part '${part.name}'";
+  /*
+   * Construct a list of detail elements about this part.
+   * Not all elements are set for each part, so only add the ones that are important.
+   */
+  List<Widget> partDetails() {
+    List<Widget> widgets = [
+
+      // Image / name / description
+      ListTile(
+        title: Text("${part.fullname}"),
+        subtitle: Text("${part.description}"),
+        leading: Image(
+            image: InvenTreeAPI().getImage(part.image)
+        ),
+        trailing: IconButton(
+          icon:  FaIcon(FontAwesomeIcons.edit),
+          onPressed: null,
+        ),
+      )
+    ];
+
+    return widgets;
+  }
+
+  /*
+   * Build a list of tiles to display under the part description
+   */
+  List<Widget> partTiles() {
+
+    List<Widget> tiles = [
+      Card(
+          child: Column(
+            mainAxisSize: MainAxisSize.max,
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: partDetails(),
+          )
+      ),
+    ];
+
+    // Category information
+    if (part.categoryName.isNotEmpty) {
+      tiles.add(
+        Card(
+          child: ListTile(
+            title: Text("${part.categoryName}"),
+            leading: FaIcon(FontAwesomeIcons.stream),
+            onTap: () {
+              InvenTreePartCategory().get(part.categoryId).then((var cat) {
+                Navigator.push(context, MaterialPageRoute(builder: (context) => CategoryDisplayWidget(cat)));
+              });
+            },
+          )
+        )
+      );
     }
+
+    // External link?
+    if (part.link.isNotEmpty) {
+      tiles.add(
+        Card(
+          child: ListTile(
+            title: Text("${part.link}"),
+            leading: FaIcon(FontAwesomeIcons.link),
+          )
+        )
+      );
+    }
+
+    // Stock information
+    tiles.add(
+      Card(
+        child: ListTile(
+          title: Text("In Stock"),
+          leading: FaIcon(FontAwesomeIcons.boxes),
+          trailing: FlatButton(
+              child: Text("${part.inStock}")
+          ),
+        )
+      )
+    );
+
+    // Parts on order
+    if (part.isPurchaseable) {
+      tiles.add(
+        Card(
+          child: ListTile(
+            title: Text("On Order"),
+            leading: FaIcon(FontAwesomeIcons.shoppingCart),
+            trailing: Text("${part.onOrder}"),
+          )
+        )
+      );
+    }
+
+    // Parts being built
+    if (part.isAssembly) {
+      tiles.add(
+        Card(
+          child: ListTile(
+            title: Text("Building"),
+            leading: FaIcon(FontAwesomeIcons.tools),
+            trailing: Text("${part.building}"),
+          )
+        )
+      );
+    }
+
+    tiles.add(Spacer());
+
+    return tiles;
+
   }
 
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: Text(_title),
+        title: Text("Part Details"),
       ),
       drawer: new InvenTreeDrawer(context),
       body: Center(
         child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            Text("Description: ${part.description}"),
-          ]
+          mainAxisAlignment: MainAxisAlignment.start,
+          mainAxisSize: MainAxisSize.min,
+          children: partTiles(),
         ),
       )
     );