Files
nirvana-ios/nirvana-ios/Views/HomeView/ChatsCarouselView/ChatsCarouselView.swift
T
2021-12-12 02:15:38 -08:00

106 lines
3.9 KiB
Swift

//
// ChatsCarouselView.swift
// nirvana-ios
//
// Created by Arjun Patel on 12/11/21.
//
import SwiftUI
struct ChatsCarouselView: View {
@StateObject var viewModel:ChatsCarouselViewModel = ChatsCarouselViewModel()
// current snapped/selected user
@State var selectedUserId: String = ""
@State var selectedUser: User?
func getSelectedUser(userId: String) -> User {
return self.viewModel.carouselUsers.filter{user in
return user.id == userId
}[0]
}
var body: some View {
VStack {
// main big carousel
TabView(selection: $selectedUserId) {
ForEach(viewModel.carouselUsers) { carouselUser in
GeometryReader {proxy in
let minX = proxy.frame(in: .local).minX
Image(carouselUser.profilePictureUrl)
.renderingMode(.original)
.resizable()
.aspectRatio(contentMode: .fit)
.clipShape(Circle())
.shadow(radius: 10)
.rotation3DEffect(.degrees(minX / -10), axis: (x: 0, y: 1, z: 0))
.blur(radius: abs(minX) / 40)
.scaleEffect()
.padding(40)
.frame(maxWidth: UIScreen.main.bounds.width)
}
.tag(carouselUser.id)
}
}
.tabViewStyle(.page(indexDisplayMode: .never))
.onAppear {
self.selectedUserId = self.viewModel.carouselUsers.first?.id ?? ""
}
// Bottom navigation carousel
ScrollViewReader {proxy in
ScrollView(.horizontal, showsIndicators: false) {
HStack(spacing: 20) {
ForEach(viewModel.carouselUsers) {user in
let isSelected = user.id == self.selectedUserId
// let isLeftOrRight = !isSelected &&
Image(user.profilePictureUrl)
.resizable()
.aspectRatio(contentMode: .fill)
.clipShape(Circle())
.shadow(radius: 10)
.scaleEffect(isSelected ? 1 : 0.7)
.blur(radius: isSelected ? 0 : 0.9)
// .padding(25)
.id(user.id)
.overlay(
RoundedRectangle(cornerRadius: 100)
.strokeBorder(NirvanaColor.teal, lineWidth: 2)
.opacity(isSelected ? 1 : 0)
)
.onTapGesture {
withAnimation {
self.selectedUserId = user.id
}
}
.frame(maxHeight: 60)
}
}
.frame(maxWidth: .infinity, maxHeight: .infinity)
.padding(.top, 40)
.padding(.horizontal, 40)
}
.onChange(of: self.selectedUserId) { _ in
withAnimation {
proxy.scrollTo(self.selectedUserId, anchor: .bottom)
}
}
}
}
}
//the bottom navigation of the small profile pictures
// var navigationCarouselView: some View { }
}
struct ChatsCarouselView_Previews: PreviewProvider {
static var previews: some View {
HomeView()
}
}