feat: WikiDataFetcher with Queries and Fixes in Loading errors in Tou…

…r Builder

lib/components/galaxy_button.dart

@@ -51,7 +51,6 @@ class GalaxyButton extends StatelessWidget {
                         ] : [
                           Icon(icon,size: 45,color: Colors.white,),
                           Text(actionText,style: const TextStyle(color: Colors.white,fontWeight: FontWeight.w400,fontSize: 25),),
-
                         ],
                       ),
                     ),

lib/components/location_selector.dart

@@ -3,6 +3,7 @@ import 'dart:convert';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:get/get.dart';
+import 'package:lottie/lottie.dart';
 import 'package:super_liquid_galaxy_controller/components/galaxytextfield.dart';
 import 'package:super_liquid_galaxy_controller/data_class/coordinate.dart';
 import 'package:super_liquid_galaxy_controller/data_class/country_data.dart';
@@ -34,6 +35,8 @@ class _LocationSelectorState extends State<LocationSelector> {
   late String selectedCountry;
   late String selectedState;
 
+  var isLoading = false;
+
 
   @override
   void initState() {
@@ -61,7 +64,7 @@ class _LocationSelectorState extends State<LocationSelector> {
                 builder: (context) {
                   return StatefulBuilder(
                       builder: (BuildContext context,
-                          StateSetter setModalState) {
+                          StateSetter setModalState){
                         return SingleChildScrollView(
                           child: Padding(
                             padding: EdgeInsets.only(
@@ -106,6 +109,9 @@ class _LocationSelectorState extends State<LocationSelector> {
                                         var country = dataList[index];
                                         return InkWell(
                                             onTap: () {
+                                              setState(() {
+                                                isLoading = true;
+                                              });
                                               Get.back(result: country);
                                             },
                                             child: Padding(
@@ -210,6 +216,9 @@ class _LocationSelectorState extends State<LocationSelector> {
                                     StateData sta = dataList[index];
                                     return InkWell(
                                         onTap: () {
+                                          setState(() {
+                                            isLoading = true;
+                                          });
                                           Get.back(result: sta);
                                         },
                                         child: Padding(
@@ -248,9 +257,15 @@ class _LocationSelectorState extends State<LocationSelector> {
                 isScrollControlled: true);
             if (stateData == null) {
               selectedState = "";
+              setState(() {
+                isLoading = true;
+              });
               setLabelFromName();
               return;
             }
+            setState(() {
+              isLoading = true;
+            });
             selectedState = stateData.name!;
             setLabelFromName();
             /*List<CountryData> dataList = await getResponse();
@@ -268,14 +283,31 @@ class _LocationSelectorState extends State<LocationSelector> {
                     InkWell(
                       borderRadius: BorderRadius.circular(20.0),
                       onTap: () async {
-
                         Coordinates coordinate = await Get.to(()=> LocationPicker());
                         setLabelFromPoint(coordinate);
                       },
-                      child: ImageIcon(
-                        const AssetImage(Assets.iconsPlaceMarker),
-                        color: Colors.white,
-                        size: widget.iconSize ?? 65.0,
+                      child: Stack(
+                        children:[ Visibility(
+                          visible: !isLoading,
+                          child: ImageIcon(
+                            const AssetImage(Assets.iconsPlaceMarker),
+                            color: Colors.white,
+                            size: widget.iconSize ?? 65.0,
+                          ),
+                        ),
+
+                          Visibility(
+                            visible: isLoading,
+                            child: Lottie.asset(
+                              Assets.lottieLoadingspinner,
+                              decoder: customDecoder,
+                              repeat: true,
+                              width: widget.iconSize ?? 65.0,
+                              height: widget.iconSize ?? 65.0
+                            ),
+                          ),
+
+                        ]
                       ),
                     ),
                     Container(
@@ -324,6 +356,11 @@ class _LocationSelectorState extends State<LocationSelector> {
   }
 
   void setLabelFromPoint(Coordinates point) async {
+    setState(() {
+      isLoading = true;
+    });
+    widget.tourController.isLoading.value = true;
+    widget.tourController.isError.value = false;
     var out = await placemarkFromCoordinates(point.latitude, point.longitude);
     print(out);
 
@@ -347,9 +384,14 @@ class _LocationSelectorState extends State<LocationSelector> {
       selectedState = likelyPoint.administrativeArea!;
       setState(() {
         label = "$selectedCountry \n$selectedState";
+        isLoading = false;
+        print("point3");
+
       });
     }
     else {
+      widget.tourController.isError.value = true;
+      widget.tourController.isLoading.value = false;
       if (!Get.isSnackbarOpen) {
         Get.showSnackbar(GetSnackBar(
           backgroundColor: Colors.red.shade300,
@@ -360,30 +402,73 @@ class _LocationSelectorState extends State<LocationSelector> {
         ));
       }
     }
+    setState(() {
+      isLoading = false;
+      print("point2");
+
+    });
     widget.submitData(point,label);
   }
 
 
   void setLabelFromName() async {
     setState(() {
       label = "$selectedCountry \n$selectedState";
+      widget.tourController.label.value = "$selectedCountry \n$selectedState";
+      isLoading=false;
+      print("point1");
     });
-    var out = await locationFromAddress("$selectedState,$selectedCountry");
-    print(out);
-    if (out.isNotEmpty) {
-      widget.submitData(
-          Coordinates(latitude: out[0].latitude, longitude: out[0].longitude), label);
+    try {
+      widget.tourController.isLoading.value = true;
+      widget.tourController.isError.value = false;
+      var out = await locationFromAddress("$selectedState,$selectedCountry").timeout(Duration(seconds: 10), onTimeout: (){
+        throw Exception("Location fetch timeout...");
+      });
+      print(out);
+      if (out.isNotEmpty) {
+        print(out);
+        widget.submitData(
+            Coordinates(latitude: out[0].latitude, longitude: out[0].longitude), label);
+      }
+      else {
+        print("object");
+        widget.tourController.isError.value = true;
+        widget.tourController.isLoading.value = false;
+        if (!Get.isSnackbarOpen) {
+          Get.showSnackbar(GetSnackBar(
+            backgroundColor: Colors.red.shade300,
+            title: "Location Error",
+            message: "Could not Geocode area",
+            isDismissible: true,
+            duration: 3.seconds,
+          ));
+        }
+      }
     }
-    else {
+    catch(e)
+    {
+      print("here");
+      widget.tourController.isError.value = true;
+      widget.tourController.isLoading.value = false;
       if (!Get.isSnackbarOpen) {
         Get.showSnackbar(GetSnackBar(
           backgroundColor: Colors.red.shade300,
           title: "Location Error",
-          message: "Could not geocode area",
+          message: "Could not Geocode area. Error: $e",
           isDismissible: true,
           duration: 3.seconds,
         ));
       }
     }
+
+
+  }
+
+  Future<LottieComposition?> customDecoder(List<int> bytes) {
+    return LottieComposition.decodeZip(bytes, filePicker: (files) {
+      return files.firstWhere(
+            (f) => f.name.startsWith('animations/') && f.name.endsWith('.json'),
+      );
+    });
   }
 }

lib/data_class/coordinate.dart

@@ -22,6 +22,11 @@ class Coordinates {
     longitude %= 360.0;
   }
 
+  mp.LatLng toLatLngMap(Coordinates point)
+  {
+    return mp.LatLng(point.latitude, point.longitude);
+  }
+
   // Override toString for better debugging output
   @override
   String toString() {

lib/data_class/map_position.dart

@@ -5,11 +5,11 @@ import 'package:super_liquid_galaxy_controller/data_class/coordinate.dart';
 import 'package:super_liquid_galaxy_controller/data_class/look_at.dart';
 
 class MapPosition {
-  double latitude;
-  double longitude;
-  double bearing;
-  double tilt;
-  double zoom;
+  late double latitude;
+  late double longitude;
+  late double bearing;
+  late double tilt;
+  late double zoom;
 
   MapPosition({
     required this.latitude,
@@ -19,6 +19,14 @@ class MapPosition {
     required this.zoom,
   });
 
+  MapPosition.fromCameraPosition(CameraPosition cameraPosition) {
+    latitude = cameraPosition.target.latitude;
+    longitude = cameraPosition.target.longitude;
+    bearing = cameraPosition.bearing;
+    tilt = cameraPosition.tilt;
+    zoom = 591657550.500000 / pow(2, cameraPosition.zoom);
+  }
+
   // Override toString for better debugging output
   @override
   String toString() {

lib/data_class/place_info.dart

@@ -0,0 +1,25 @@
+import 'coordinate.dart';
+
+class PlaceInfo {
+  Coordinates coordinate;
+  String label;
+  String address;
+  String category;
+  String name;
+
+  String? wikiMediaTag;
+  String? wikipediaLang;
+  String? wikipediaTitle;
+
+  PlaceInfo({
+    required this.coordinate,
+    required this.label,
+    required this.address,
+    required this.category,
+    required this.name
+  });
+  @override
+  String toString() {
+    return 'coordinate: ${coordinate} , name: $label, name: $name, desc : $address ';
+  }
+}

lib/data_class/place_response.dart

@@ -272,12 +272,27 @@ class Historic {
 
 class WikiAndMedia {
   String? image;
+  String? wikidata;
+  String? wikipedia;
+  String? wikiTitle;
+  String? wikiLang;
 
   WikiAndMedia({this.image});
 
   WikiAndMedia.fromJson(Map<String, dynamic> json) {
     if(json["image"] is String)
       this.image = json["image"];
+    if(json['wikidata'] is String)
+      this.wikidata = json["wikidata"];
+    if(json['wikipedia'] is String)
+      this.wikipedia = json["wikipedia"];
+
+    if(wikipedia != null)
+      {
+        wikiTitle = wikipedia!.substring(wikipedia!.lastIndexOf(':'));
+        wikiLang = wikipedia!.substring(0, wikipedia!.indexOf(':'));
+      }
+
   }
 
   Map<String, dynamic> toJson() {