yattee/Shared/Search/SearchView.swift
2022-12-04 13:32:22 +01:00

516 lines
16 KiB
Swift

import Defaults
import Siesta
import SwiftUI
struct SearchView: View {
private var query: SearchQuery?
@State private var searchSortOrder = SearchQuery.SortOrder.relevance
@State private var searchDate = SearchQuery.Date.any
@State private var searchDuration = SearchQuery.Duration.any
@State private var recentsChanged = false
#if os(tvOS)
@State private var searchDebounce = Debounce()
@State private var recentsDebounce = Debounce()
#endif
@State private var favoriteItem: FavoriteItem?
@Environment(\.navigationStyle) private var navigationStyle
@EnvironmentObject<AccountsModel> private var accounts
@EnvironmentObject<NavigationModel> private var navigation
@EnvironmentObject<PlayerModel> private var player
@EnvironmentObject<RecentsModel> private var recents
@EnvironmentObject<SearchModel> private var state
private var favorites = FavoritesModel.shared
@Default(.recentlyOpened) private var recentlyOpened
@Default(.saveRecents) private var saveRecents
private var videos = [Video]()
var items: [ContentItem] {
state.store.collection.sorted { $0 < $1 }
}
init(_ query: SearchQuery? = nil, videos: [Video] = []) {
self.query = query
self.videos = videos
}
var body: some View {
BrowserPlayerControls(toolbar: {
#if os(iOS)
if accounts.app.supportsSearchFilters {
HStack(spacing: 0) {
Menu("Sort: \(searchSortOrder.name)") {
searchSortOrderPicker
}
.transaction { t in t.animation = .none }
Spacer()
filtersMenu
}
.padding()
}
#endif
}) {
#if os(iOS)
VStack {
SearchTextField(favoriteItem: $favoriteItem)
if state.query.query != state.queryText {
SearchSuggestions()
.opacity(state.queryText.isEmpty ? 0 : 1)
} else {
results
}
}
.backport
.scrollDismissesKeyboard()
#else
ZStack {
results
#if os(macOS)
if state.query.query != state.queryText {
HStack {
Spacer()
SearchSuggestions()
.borderLeading(width: 1, color: Color("ControlsBorderColor"))
.frame(maxWidth: 280)
.opacity(state.queryText.isEmpty ? 0 : 1)
}
}
#endif
}
#endif
}
.toolbar {
#if os(macOS)
ToolbarItemGroup(placement: toolbarPlacement) {
FavoriteButton(item: favoriteItem)
.id(favoriteItem?.id)
if accounts.app.supportsSearchFilters {
Section {
HStack {
Text("Sort:")
.foregroundColor(.secondary)
searchSortOrderPicker
}
}
.transaction { t in t.animation = .none }
}
if accounts.app.supportsSearchFilters {
filtersMenu
}
SearchTextField(favoriteItem: $favoriteItem)
}
#endif
}
.onAppear {
if let query {
state.queryText = query.query
state.resetQuery(query)
updateFavoriteItem()
}
if !videos.isEmpty {
state.store.replace(ContentItem.array(of: videos))
}
}
.onChange(of: state.queryText) { newQuery in
if newQuery.isEmpty {
favoriteItem = nil
state.resetQuery()
} else {
updateFavoriteItem()
}
state.loadSuggestions(newQuery)
#if os(tvOS)
searchDebounce.invalidate()
recentsDebounce.invalidate()
searchDebounce.debouncing(2) {
state.changeQuery { query in
query.query = newQuery
}
}
recentsDebounce.debouncing(10) {
recents.addQuery(newQuery)
}
#endif
}
.onChange(of: searchSortOrder) { order in
state.changeQuery { query in
query.sortBy = order
updateFavoriteItem()
}
}
.onChange(of: searchDate) { date in
state.changeQuery { query in
query.date = date
updateFavoriteItem()
}
}
.onChange(of: searchDuration) { duration in
state.changeQuery { query in
query.duration = duration
updateFavoriteItem()
}
}
#if os(tvOS)
.searchable(text: $state.queryText) {
if !state.queryText.isEmpty {
ForEach(state.querySuggestions, id: \.self) { suggestion in
Text(suggestion)
.searchCompletion(suggestion)
}
}
}
#else
.ignoresSafeArea(.keyboard, edges: .bottom)
.navigationTitle("Search")
#endif
#if os(iOS)
.navigationBarHidden(navigationBarHidden)
.navigationBarTitleDisplayMode(.inline)
#endif
}
private var navigationBarHidden: Bool {
if navigationStyle == .sidebar {
return true
}
let preferred = Defaults[.visibleSections]
var visibleSections = [VisibleSection]()
if accounts.app.supportsPopular && preferred.contains(.popular) {
visibleSections.append(.popular)
}
if accounts.app.supportsSubscriptions && accounts.signedIn && preferred.contains(.subscriptions) {
visibleSections.append(.subscriptions)
}
if accounts.app.supportsUserPlaylists && accounts.signedIn && preferred.contains(.playlists) {
visibleSections.append(.playlists)
}
[VisibleSection.home, .trending].forEach { section in
if preferred.contains(section) {
visibleSections.append(section)
}
}
return !visibleSections.isEmpty
}
private var results: some View {
VStack {
if showRecentQueries {
recentQueries
} else {
#if os(tvOS)
ScrollView(.vertical, showsIndicators: false) {
HStack(spacing: 0) {
if accounts.app.supportsSearchFilters {
filtersHorizontalStack
}
FavoriteButton(item: favoriteItem)
.id(favoriteItem?.id)
.labelStyle(.iconOnly)
.font(.system(size: 25))
}
HorizontalCells(items: items)
.environment(\.loadMoreContentHandler) { state.loadNextPage() }
}
.edgesIgnoringSafeArea(.horizontal)
#else
VerticalCells(items: items, allowEmpty: state.query.isEmpty)
.environment(\.loadMoreContentHandler) { state.loadNextPage() }
#endif
if noResults {
Text("No results")
if searchFiltersActive {
Button("Reset search filters", action: resetFilters)
}
Spacer()
}
}
}
}
private var toolbarPlacement: ToolbarItemPlacement {
#if os(iOS)
accounts.app.supportsSearchFilters || favorites.isEnabled ? .bottomBar : .automatic
#else
.automatic
#endif
}
private var showRecentQueries: Bool {
navigationStyle == .tab && saveRecents && state.queryText.isEmpty
}
private var filtersActive: Bool {
searchDuration != .any || searchDate != .any
}
private func resetFilters() {
searchSortOrder = .relevance
searchDate = .any
searchDuration = .any
}
private var noResults: Bool {
items.isEmpty && !state.isLoading && !state.query.isEmpty
}
private var recentQueries: some View {
VStack {
List {
Section(header: Text("Recents")) {
if recentlyOpened.isEmpty {
Text("Search history is empty")
.foregroundColor(.secondary)
}
ForEach(recentlyOpened.reversed(), id: \.tag) { item in
recentItemButton(item)
}
}
.redrawOn(change: recentsChanged)
Section(footer: Color.clear.frame(minHeight: 80)) {
clearHistoryButton
}
}
}
#if os(iOS)
.listStyle(.insetGrouped)
#endif
}
private func recentItemButton(_ item: RecentItem) -> some View {
Button {
switch item.type {
case .query:
state.queryText = item.title
state.changeQuery { query in query.query = item.title }
navigation.hideKeyboard()
updateFavoriteItem()
recents.add(item)
case .channel:
guard let channel = item.channel else {
return
}
NavigationModel.openChannel(
channel,
player: player,
recents: recents,
navigation: navigation,
navigationStyle: navigationStyle
)
case .playlist:
guard let playlist = item.playlist else {
return
}
NavigationModel.openChannelPlaylist(
playlist,
player: player,
recents: recents,
navigation: navigation,
navigationStyle: navigationStyle
)
}
} label: {
let systemImage = item.type == .query ? "magnifyingglass" :
item.type == .channel ? RecentsModel.symbolSystemImage(item.title) :
"list.and.film"
Label(item.title, systemImage: systemImage)
}
.contextMenu {
removeButton(item)
#if os(tvOS)
Button("Cancel", role: .cancel) {}
#endif
}
}
private func removeButton(_ item: RecentItem) -> some View {
Button {
recents.close(item)
recentsChanged.toggle()
} label: {
Label("Remove", systemImage: "trash")
}
}
private var clearHistoryButton: some View {
Button {
navigation.presentAlert(
Alert(
title: Text("Are you sure you want to clear search history?"),
message: Text("This cannot be reverted"),
primaryButton: .destructive(Text("Clear")) {
recents.clear()
recentsChanged.toggle()
},
secondaryButton: .cancel()
)
)
} label: {
Label("Clear Search History...", systemImage: "trash.fill")
}
.labelStyle(.titleOnly)
.foregroundColor(Color("AppRedColor"))
}
private var searchFiltersActive: Bool {
searchDate != .any || searchDuration != .any
}
private var searchSortOrderPicker: some View {
Picker("Sort", selection: $searchSortOrder) {
ForEach(SearchQuery.SortOrder.allCases) { sortOrder in
Text(sortOrder.name).tag(sortOrder)
}
}
}
#if os(tvOS)
private var searchSortOrderButton: some View {
Button(action: { self.searchSortOrder = self.searchSortOrder.next() }) { Text(self.searchSortOrder.name)
.font(.system(size: 30))
.padding(.horizontal)
.padding(.vertical, 2)
}
.buttonStyle(.card)
.contextMenu {
ForEach(SearchQuery.SortOrder.allCases) { sortOrder in
Button(sortOrder.name) {
self.searchSortOrder = sortOrder
}
}
}
}
private var searchDateButton: some View {
Button(action: { self.searchDate = self.searchDate.next() }) {
Text(self.searchDate.name)
.font(.system(size: 30))
.padding(.horizontal)
.padding(.vertical, 2)
}
.buttonStyle(.card)
.contextMenu {
ForEach(SearchQuery.Date.allCases) { searchDate in
Button(searchDate.name) {
self.searchDate = searchDate
}
}
}
}
private var searchDurationButton: some View {
Button(action: { self.searchDuration = self.searchDuration.next() }) {
Text(self.searchDuration.name)
.font(.system(size: 30))
.padding(.horizontal)
.padding(.vertical, 2)
}
.buttonStyle(.card)
.contextMenu {
ForEach(SearchQuery.Duration.allCases) { searchDuration in
Button(searchDuration.name) {
self.searchDuration = searchDuration
}
}
}
}
private var filtersHorizontalStack: some View {
HStack {
HStack(spacing: 30) {
Text("Sort")
.foregroundColor(.secondary)
searchSortOrderButton
}
.frame(maxWidth: 300, alignment: .trailing)
HStack(spacing: 30) {
Text("Duration")
.foregroundColor(.secondary)
searchDurationButton
}
.frame(maxWidth: 300)
HStack(spacing: 30) {
Text("Date")
.foregroundColor(.secondary)
searchDateButton
}
.frame(maxWidth: 300, alignment: .leading)
}
.font(.system(size: 30))
}
#else
private var filtersMenu: some View {
Menu(filtersActive ? "Filter: active" : "Filter") {
Picker(selection: $searchDuration, label: Text("Duration")) {
ForEach(SearchQuery.Duration.allCases) { duration in
Text(duration.name).tag(duration)
}
}
Picker("Upload date", selection: $searchDate) {
ForEach(SearchQuery.Date.allCases) { date in
Text(date.name).tag(date)
}
}
}
.foregroundColor(filtersActive ? .accentColor : .secondary)
.transaction { t in t.animation = .none }
}
#endif
private func updateFavoriteItem() {
favoriteItem = FavoriteItem(section: .searchQuery(
state.queryText,
searchDate.rawValue,
searchDuration.rawValue,
searchSortOrder.rawValue
))
}
}
struct SearchView_Previews: PreviewProvider {
static var previews: some View {
NavigationView {
SearchView(SearchQuery(query: "Is Google Evil"), videos: Video.fixtures(30))
.injectFixtureEnvironmentObjects()
}
}
}