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Updated Filtering

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This commit is contained in:
Ashish Bailkeri
2023-02-25 23:52:18 -05:00
parent 4cbe480b01
commit 11d716cf05
2 changed files with 45 additions and 12 deletions
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48
lib/meetings.dart
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@@ -3,8 +3,8 @@ import 'dart:ffi';
import 'package:cloud_firestore/cloud_firestore.dart';
class TimeRange {
late DateTime startTime;
late DateTime endTime;
late Timestamp startTime;
late Timestamp endTime;
TimeRange(this.startTime, this.endTime);
}
@@ -16,14 +16,24 @@ class PriceRange {
PriceRange(this.low, this.high);
}
class Seller {
class Seller implements Comparable<Seller> {
String name = "";
String uid = "";
List<String> location;
List<dynamic> location;
TimeRange availableTime;
int price;
Seller(this.name, this.uid, this.location, this.availableTime, this.price);
@override
String toString() {
return "Name: $name, Price: $price";
}
@override
int compareTo(Seller other) {
return this.name.compareTo(other.name);
}
}
class Filter {
@@ -36,21 +46,35 @@ class Filter {
Future<List<Seller>> getSellers(Filter filter) async {
CollectionReference users = FirebaseFirestore.instance.collection('sellers');
List<Seller> sellers = List.empty();
List<Seller> sellers = List.empty(growable: true);
final Query query = users
.where('location', arrayContainsAny: filter.locations)
.where('price',
isGreaterThanOrEqualTo: filter.price?.low,
isLessThanOrEqualTo: filter.price?.high)
.where('start-time',
isGreaterThanOrEqualTo: filter.meetingTime?.startTime)
.where('end-time', isLessThanOrEqualTo: filter.meetingTime?.endTime);
isLessThanOrEqualTo: filter.price?.high);
final QuerySnapshot snapshot = await query.get();
for (var doc in snapshot.docs) {
sellers.add(Seller(doc["name"], doc["uid"], doc["location"],
TimeRange(doc["start-time"], doc["end-time"]), doc["price"]));
final startTime = filter.meetingTime?.endTime;
final endTime = filter.meetingTime?.startTime;
if (startTime != null && endTime != null) {
var docs = snapshot.docs
.where((element) =>
startTime.compareTo(element["start-time"]) > 0 ||
element["start-time"] == (startTime))
.where((element) =>
endTime.compareTo(element["end-time"]) < 0 ||
element["end-time"] == (endTime));
for (var doc in docs) {
sellers.add(Seller(doc["name"], doc["uid"], doc["location"],
TimeRange(doc["start-time"], doc["end-time"]), doc["price"]));
}
} else {
for (var doc in snapshot.docs) {
sellers.add(Seller(doc["name"], doc["uid"], doc["location"],
TimeRange(doc["start-time"], doc["end-time"]), doc["price"]));
}
}
return sellers;
}