connected UI to backend

Author: raddi1972

lib/bookingdetails.dart

@@ -1,9 +1,13 @@
+import 'package:carpool/user.dart';
 import 'package:flutter/material.dart';
 
+import 'LoginForm.dart';
+
 class BookingDetails extends StatelessWidget {
   late List<Widget> widgetlist;
 
-  BookingDetails(this.date, this.starttime, this.endtime, {Key? key}) : super(key: key) {
+  BookingDetails(this.date, this.starttime, this.endtime, {Key? key, BookingRecord? br}) : super(key: key) {
+    brs = LoginForm.u.getBookingMatching(br!);
     widgetlist = [
       const ListTile(
         title: Center(
@@ -53,6 +57,8 @@ class BookingDetails extends StatelessWidget {
   final String date;
   final String starttime;
   final String endtime;
+  late Future<List<BookingRecord>> brs;
+  // late List<BookingRecord> brs;
   List<String> carpools = ["Ishaan Jalan", "Rudransh Dixit", "hewwo", "manda", "ramesh", "mukesh", "sukesh", "nilesh"];
   // TODO: add getBookingData..
 
@@ -130,6 +136,7 @@ class BookingDetails extends StatelessWidget {
                         //DB deletion strategy same as home.dart
                         Navigator.pop(context);
                         Navigator.pop(context);
+                        // TODO: add delete
                       }, // function used to perform after pressing the button
                       child: const Text(
                         'YES',
@@ -166,10 +173,11 @@ class BookingDetails extends StatelessWidget {
     );
   }
 
-  void avlblcarpools() {
+  Future<void> avlblcarpools() async {
     if (carpools.length != 0) {
-      for (int i = 0; i < carpools.length; i++) {
-        String name = carpools[i];
+      List<BookingRecord> value = await brs;
+      for (int i = 0; i < value.length; i++) {
+        String name = value[i].uid;
         widgetlist.add(
           ListTile(
             leading: const Icon(
@@ -188,6 +196,26 @@ class BookingDetails extends StatelessWidget {
           ),
         );
       }
+      // for (int i = 0; i < carpools.length; i++) {
+      //   String name = carpools[i];
+      //   widgetlist.add(
+      //     ListTile(
+      //       leading: const Icon(
+      //         Icons.person,
+      //         color: Colors.blue,
+      //         size: 22,
+      //       ),
+      //       title: Text(
+      //         name,
+      //         style: const TextStyle(color: Colors.white, fontFamily: 'Helvetica', fontSize: 15),
+      //       ),
+      //       tileColor: Colors.black,
+      //       shape: RoundedRectangleBorder(
+      //         borderRadius: BorderRadius.circular(12),
+      //       ),
+      //     ),
+      //   );
+      // }
     } else {
       widgetlist.add(
         const ListTile(

lib/home.dart

@@ -20,15 +20,24 @@ class Home extends StatefulWidget {
 enum Options { Remove, ShowDetails }
 
 class Homepage extends State<Home> {
-  late Widget presentwidget;
+  Widget presentwidget = Container(
+      child: const Center(
+    child: Text(
+      "You have no bookings available for the selected date.",
+      style: TextStyle(color: Colors.white, fontFamily: 'Helvetica'),
+    ),
+  ));
 
   // List<a.Interval> userintervals = [];
 
   User curUser = LoginForm.u;
   late BookingRecord? curBookingRecord;
   late int curIntervalIndex;
 
+  bool didOpenDialog = false;
+
   Future<void> OpenDialog() async {
+    didOpenDialog = true;
     switch (await showDialog(
         context: context,
         builder: (BuildContext context) {
@@ -84,22 +93,26 @@ class Homepage extends State<Home> {
         })) {
       case Options.ShowDetails:
         // Let's go.
-        Navigator.push(context, MaterialPageRoute(builder: (context) => BookingDetails("11-02-2022", "2:00", "3:00")));
+        Navigator.push(context, MaterialPageRoute(builder: (context) => BookingDetails("11-02-2022", "2:00", "3:00", br: curBookingRecord)));
         // TODO: connect with backend
         print("show details clicked");
         break;
       case Options.Remove:
         //remove stuff from databse
         //call build ui
+        if (curIntervalIndex != -1) {
+          LoginForm.u.deleteBooking(curBookingRecord!, curBookingRecord!.intervals[curIntervalIndex]);
+        }
 
         print("remove clicked");
         break;
     }
+    curIntervalIndex = -1;
   }
 
   @override
   Widget build(BuildContext context) {
-    //bookings();
+    setbookings();
     return Scaffold(backgroundColor: Colors.black, body: presentwidget);
   }
 
@@ -138,7 +151,8 @@ class Homepage extends State<Home> {
                         ),
                         trailing: IconButton(
                             onPressed: () {
-                              OpenDialog();
+                              curIntervalIndex = index;
+                              OpenDialog().then((value) => bookings());
                             },
                             icon: const Icon(
                               Icons.more_vert,
@@ -166,10 +180,18 @@ class Homepage extends State<Home> {
   void setbookings() async {
     print("setbookings called");
     var newFormat = DateFormat("yyyy-MM-dd");
-    String dt = newFormat.format(LoginForm.u.present!);
+    String dt = "";
+    if (LoginForm.u.present != null) dt = newFormat.format(LoginForm.u.present!);
+
     curBookingRecord = null;
     curIntervalIndex = -1;
     curUser = LoginForm.u;
+
+    // I have preset Date, there might be booking on that day or not
+    // User -> BookingRecord
+    // if (curBookingRecord is null) means that day has no record
+
+    curBookingRecord = curUser.bookingRecordExists(dt);
     bookings();
   }
 }

lib/user.dart

@@ -80,6 +80,19 @@ class User {
     // TODO: then fetch all the bookingRecord for the person (Only upcoming ones)
   }
 
+  BookingRecord? bookingRecordExists(String dt) {
+    if (dateRecords.contains(DateTime.parse(dt))) {
+      if (bookingRecords.contains(BookingRecord(emailId, dt))) {
+        for (var element in bookingRecords) {
+          if (element.uid == emailId && element.date == dt) {
+            return element;
+          }
+        }
+      }
+    }
+    return null;
+  }
+
   void addBooking(DateTime date, int startHour, int endHour) {
     // TODO: make a new booking record, add it to the bookingRecords.
     var newFormat = DateFormat("yyyy-MM-dd");