106 lines
3.1 KiB
Swift
106 lines
3.1 KiB
Swift
//
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// TimelineView.swift
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// damus
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//
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// Created by William Casarin on 2022-04-18.
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//
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import SwiftUI
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enum TimelineAction {
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case chillin
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case navigating
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}
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struct InnerTimelineView: View {
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@Binding var events: [NostrEvent]
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let damus: DamusState
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let show_friend_icon: Bool
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let filter: (NostrEvent) -> Bool
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@State var nav_target: NostrEvent? = nil
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@State var navigating: Bool = false
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var MaybeBuildThreadView: some View {
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Group {
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if let ev = nav_target {
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BuildThreadV2View(damus: damus, event_id: (ev.inner_event ?? ev).id)
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} else {
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EmptyView()
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}
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}
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}
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var body: some View {
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NavigationLink(destination: MaybeBuildThreadView, isActive: $navigating) {
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EmptyView()
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}
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LazyVStack {
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if events.isEmpty {
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EmptyTimelineView()
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} else {
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ForEach(events.filter(filter), id: \.id) { (ev: NostrEvent) in
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//let tm = ThreadModel(event: inner_event_or_self(ev: ev), damus_state: damus)
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//let is_chatroom = should_show_chatroom(ev)
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//let tv = ThreadView(thread: tm, damus: damus, is_chatroom: is_chatroom)
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EventView(event: ev, highlight: .none, has_action_bar: true, damus: damus, show_friend_icon: show_friend_icon)
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.onTapGesture {
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nav_target = ev
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navigating = true
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}
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}
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}
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}
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.padding(.horizontal)
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.padding(.top,10)
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}
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}
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struct TimelineView: View {
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@Binding var events: [NostrEvent]
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@Binding var loading: Bool
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let damus: DamusState
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let show_friend_icon: Bool
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let filter: (NostrEvent) -> Bool
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var body: some View {
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MainContent
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}
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var MainContent: some View {
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ScrollViewReader { scroller in
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ScrollView {
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InnerTimelineView(events: loading ? .constant(Constants.EXAMPLE_EVENTS) : $events, damus: damus, show_friend_icon: show_friend_icon, filter: loading ? { _ in true } : filter)
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.redacted(reason: loading ? .placeholder : [])
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.shimmer(loading)
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.disabled(loading)
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}
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.onReceive(NotificationCenter.default.publisher(for: .scroll_to_top)) { _ in
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guard let event = events.filter(self.filter).first else {
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return
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}
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scroll_to_event(scroller: scroller, id: event.id, delay: 0.0, animate: true)
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}
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}
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}
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}
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struct TimelineView_Previews: PreviewProvider {
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static var previews: some View {
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TimelineView(events: .constant(Constants.EXAMPLE_EVENTS), loading: .constant(true), damus: Constants.EXAMPLE_DEMOS, show_friend_icon: true, filter: { _ in true })
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}
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}
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struct NavigationLazyView<Content: View>: View {
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let build: () -> Content
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init(_ build: @autoclosure @escaping () -> Content) {
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self.build = build
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}
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var body: Content {
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build()
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}
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}
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