108 lines
3.5 KiB
Swift
108 lines
3.5 KiB
Swift
//
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// FollowButtonView.swift
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// damus
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//
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// Created by William Casarin on 2022-05-16.
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//
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import SwiftUI
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struct FollowButtonView: View {
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@Environment(\.colorScheme) var colorScheme
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let target: FollowTarget
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@State var follow_state: FollowState
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var body: some View {
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Button {
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follow_state = perform_follow_btn_action(follow_state, target: target)
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} label: {
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Text(follow_btn_txt(follow_state))
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.frame(width: 105, height: 30)
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//.padding(.vertical, 10)
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.font(.caption.weight(.bold))
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.foregroundColor(follow_state == .unfollows ? filledTextColor() : borderColor())
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.background(follow_state == .unfollows ? fillColor() : emptyColor())
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.cornerRadius(20)
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.overlay {
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RoundedRectangle(cornerRadius: 16)
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.stroke(follow_state == .unfollows ? .clear : borderColor(), lineWidth: 1)
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}
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}
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.onReceive(handle_notify(.followed)) { notif in
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let pk = notif.object as! String
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if pk != target.pubkey {
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return
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}
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self.follow_state = .follows
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}
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.onReceive(handle_notify(.unfollowed)) { notif in
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let pk = notif.object as! String
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if pk != target.pubkey {
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return
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}
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self.follow_state = .unfollows
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}
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}
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func filledTextColor() -> Color {
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colorScheme == .light ? Color("DamusWhite") : Color("DamusBlack")
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}
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func fillColor() -> Color {
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colorScheme == .light ? Color("DamusBlack") : Color("DamusWhite")
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}
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func emptyColor() -> Color {
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Color.black.opacity(0)
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}
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func borderColor() -> Color {
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colorScheme == .light ? Color("DamusDarkGrey") : Color("DamusLightGrey")
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}
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}
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struct FollowButtonPreviews: View {
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let target: FollowTarget = .pubkey("")
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var body: some View {
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VStack {
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Text("Unfollows", comment: "Text to indicate that the button next to it is in a state that will unfollow a profile when tapped.")
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FollowButtonView(target: target, follow_state: .unfollows)
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Text("Following", comment: "Text to indicate that the button next to it is in a state that indicates that it is in the process of following a profile.")
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FollowButtonView(target: target, follow_state: .following)
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Text("Follows", comment: "Text to indicate that button next to it is in a state that will follow a profile when tapped.")
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FollowButtonView(target: target, follow_state: .follows)
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Text("Unfollowing", comment: "Text to indicate that the button next to it is in a state that indicates that it is in the process of unfollowing a profile.")
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FollowButtonView(target: target, follow_state: .unfollowing)
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}
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}
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}
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struct FollowButtonView_Previews: PreviewProvider {
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static var previews: some View {
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FollowButtonPreviews()
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}
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}
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func perform_follow_btn_action(_ fs: FollowState, target: FollowTarget) -> FollowState {
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switch fs {
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case .follows:
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notify(.unfollow, target)
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return .following
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case .following:
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return .following
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case .unfollowing:
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return .following
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case .unfollows:
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notify(.follow, target)
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return .unfollowing
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}
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}
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