many UI improvements and subtle tweaks

lib/common/apifunctions/categories.dart

@@ -5,7 +5,7 @@ import 'package:local_spend/common/functions/get_token.dart';
 import 'package:flutter/material.dart';
 
 Future<List<String>> getCategories() async {
-  const url = "https://dev.peartrade.org/api/search/category";
+  const url = "https://dev.localspend.co.uk/api/search/category";
   var token;
 
   await getToken().then((result) {

lib/common/apifunctions/find_organisations.dart

@@ -64,7 +64,7 @@ class Organisations {
   }
 
   Future<List<Organisation>> findOrganisations(String search) async {
-    final url = "https://dev.peartrade.org/api/search";
+    final url = "https://dev.localspend.co.uk/api/search";
     var token;
 
     await getToken().then((result) {

lib/common/apifunctions/get_graph_data.dart

@@ -28,7 +28,7 @@ class GraphData {
       ];
     }
 
-    final url = "https://dev.peartrade.org/api/v1/customer/graphs";
+    final url = "https://dev.localspend.co.uk/api/v1/customer/graphs";
     SharedPreferences preferences = await SharedPreferences.getInstance();
 
     Map<String, String> body = {
@@ -88,13 +88,13 @@ class GraphData {
 
     // TODO: Show available graph types based on whether or not the user is an Organisation or User
 
-    /// Customer graph types: https://dev.peartrade.org/api/v1/customer/graphs
+    /// Customer graph types: https://dev.localspend.co.uk/api/v1/customer/graphs
     /// - total_last_week
     /// - avg_spend_last_week
     /// - total_last_month
     /// - avg_spend_last_month
     ///
-    /// Organisations' graphs types: to fetch, POST to https://dev.peartrade.org/api/stats/[name] as {"session_key":"[boop beep]"}
+    /// Organisations' graphs types: to fetch, POST to https://dev.localspend.co.uk/api/stats/[name] as {"session_key":"[boop beep]"}
     /// - organisations_all :     organisation
     /// - pies :                  organisation/pies
     /// - snippets :              organisation/snippets
@@ -110,7 +110,7 @@ class GraphData {
     /// HTTP POST request sample:
     /// {"graph":"total_last_week","session_key":"blahblahblah"}
 
-    final url = "https://dev.peartrade.org/api/v1/customer/graphs";
+    final url = "https://dev.localspend.co.uk/api/v1/customer/graphs";
     SharedPreferences preferences = await SharedPreferences.getInstance();
 
     Map<String, String> body = {
@@ -182,7 +182,7 @@ class OrgGraphData {
       ];
     }
 
-    final url = "https://dev.peartrade.org/api/v1/customer/graphs";
+    final url = "https://dev.localspend.co.uk/api/v1/customer/graphs";
     SharedPreferences preferences = await SharedPreferences.getInstance();
 
     Map<String, String> body = {
@@ -242,13 +242,13 @@ class OrgGraphData {
 
     // TODO: Show available graph types based on whether or not the user is an Organisation or User
 
-    /// Customer graph types: https://dev.peartrade.org/api/v1/customer/graphs
+    /// Customer graph types: https://dev.localspend.co.uk/api/v1/customer/graphs
     /// - total_last_week
     /// - avg_spend_last_week
     /// - total_last_month
     /// - avg_spend_last_month
     ///
-    /// Organisations' graphs types: to fetch, POST to https://dev.peartrade.org/api/stats/[name] as {"session_key":"[boop beep]"}
+    /// Organisations' graphs types: to fetch, POST to https://dev.localspend.co.uk/api/stats/[name] as {"session_key":"[boop beep]"}
     /// - organisations_all :     organisation
     /// - pies :                  organisation/pies
     /// - snippets :              organisation/snippets
@@ -264,7 +264,7 @@ class OrgGraphData {
     /// HTTP POST request sample:
     /// {"graph":"total_last_week","session_key":"blahblahblah"}
 
-    final url = "https://dev.peartrade.org/api/v1/customer/graphs";
+    final url = "https://dev.localspend.co.uk/api/v1/customer/graphs";
     SharedPreferences preferences = await SharedPreferences.getInstance();
 
     Map<String, String> body = {

lib/common/apifunctions/request_login_api.dart

@@ -11,26 +11,27 @@ Future<void> _incorrectDialog(BuildContext context, bool isLoginWrong) async {
     context: context,
     barrierDismissible: true,
     builder: (BuildContext context) {
-      return AlertDialog(
-        title: Text("Unable to Login"),
-        content: Text(isLoginWrong ? "Incorrect login details. Please try again." : "Our servers are having issues at the moment; sorry for the inconvenience. Please try again later."),
-        actions: <Widget>[
-          FlatButton(
-            child: Text('OK'),
-            onPressed: () {
-              Navigator.of(context).pop();
-            },
-          ),
-        ],
+      return AnimatedContainer(
+        duration: Duration(seconds: 2),
+        child : AlertDialog(
+          title: Text("Uh-oh!"),
+          content: Text(isLoginWrong ? "Incorrect login details. Please try again." : "Our servers are having issues at the moment; sorry for the inconvenience. Please try again later."),
+          actions: <Widget>[
+            FlatButton(
+              child: Text('OK'),
+              onPressed: () {
+                Navigator.of(context).pop();
+              },
+            ),
+          ],
+        ),
       );
     },
   );
 }
 
-Future<LoginModel> requestLoginAPI(
-    BuildContext context, String email, String password) async {
-  //var apiUrl = ConfigWrapper.of(context).apiKey;
-  final url = "https://dev.peartrade.org/api/login";
+Future<LoginModel> requestLoginAPI(BuildContext context, String email, String password) async {
+  final url = "https://dev.localspend.co.uk/api/login";
 
   Map<String, String> body = {
     'email': email,
@@ -43,7 +44,7 @@ Future<LoginModel> requestLoginAPI(
     final response = await http.post(
       url,
       body: json.encode(body),
-    );
+    ).timeout(Duration(seconds: 5));
 
     if (response.statusCode == 200) {
       final responseJson = json.decode(response.body);
@@ -61,6 +62,8 @@ Future<LoginModel> requestLoginAPI(
 
       return null;
     }
+  } on TimeoutException catch (_) {
+    _incorrectDialog(context, false);
   } catch (error) {
     debugPrint(error.toString());
     _incorrectDialog(context, false);

lib/common/apifunctions/request_logout_api.dart

@@ -8,7 +8,7 @@ import 'package:local_spend/common/functions/save_logout.dart';
 import 'package:local_spend/model/json/login_model.dart';
 
 Future<LoginModel> requestLogoutAPI(BuildContext context) async {
-  final url = "https://dev.peartrade.org/api/logout";
+  final url = "https://dev.localspend.co.uk/api/logout";
 
   var token;
 

lib/common/apifunctions/submit_receipt_api.dart

@@ -23,7 +23,7 @@ class Receipt {
 Future<LoginModel> submitReceiptAPI(
     BuildContext context, Receipt receipt) async {
   //var apiUrl = ConfigWrapper.of(context).apiKey;
-  final url = "https://dev.peartrade.org/api/upload";
+  final url = "https://dev.localspend.co.uk/api/upload";
 
   SharedPreferences preferences = await SharedPreferences.getInstance();
 

lib/common/widgets/animatedGradientButton.dart

@@ -0,0 +1,27 @@
+import 'package:flutter/material.dart';
+import 'package:simple_animations/simple_animations.dart';
+
+class AnimatedBackground extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    final tween = MultiTrackTween([
+      Track("color1").add(Duration(seconds: 4),
+          ColorTween(begin: Colors.lightBlue, end: Colors.lightBlue[300])),
+    ]);
+
+    return ControlledAnimation(
+      playback: Playback.MIRROR,
+      tween: tween,
+      duration: tween.duration,
+      builder: (context, animation) {
+        return Container(
+          decoration: BoxDecoration(
+              gradient: LinearGradient(
+                  begin: Alignment.topCenter,
+                  end: Alignment.bottomCenter,
+                  colors: [animation["color1"], Colors.lightBlue])),
+        );
+      },
+    );
+  }
+}