Impressia/Vernissage/Views/TrendStatusesView.swift

110 lines
3.9 KiB
Swift

//
// https://mczachurski.dev
// Copyright © 2022 Marcin Czachurski and the repository contributors.
// Licensed under the MIT License.
//
import SwiftUI
import MastodonKit
struct TrendStatusesView: View {
@EnvironmentObject private var applicationState: ApplicationState
@State public var accountId: String
@State private var firstLoadFinished = false
@State private var tabSelectedValue: Mastodon.PixelfedTrends.TrendRange = .daily
@State private var statusViewModels: [StatusViewModel] = []
var body: some View {
ScrollView {
Picker(selection: $tabSelectedValue, label: Text("")) {
Text("Daily").tag(Mastodon.PixelfedTrends.TrendRange.daily)
Text("Monthly").tag(Mastodon.PixelfedTrends.TrendRange.monthly)
Text("Yearly").tag(Mastodon.PixelfedTrends.TrendRange.yearly)
}
.padding()
.pickerStyle(SegmentedPickerStyle())
.onChange(of: tabSelectedValue) { _ in
Task {
do {
self.firstLoadFinished = false;
self.statusViewModels = []
try await self.loadStatuses()
} catch {
ErrorService.shared.handle(error, message: "Loading statuses failed.", showToastr: !Task.isCancelled)
}
}
}
LazyVStack(alignment: .center) {
if firstLoadFinished == true {
ForEach(self.statusViewModels, id: \.id) { item in
NavigationLink(value: RouteurDestinations.status(
id: item.id,
blurhash: item.mediaAttachments.first?.blurhash,
highestImageUrl: item.mediaAttachments.getHighestImage()?.url,
metaImageWidth: item.getImageWidth(),
metaImageHeight: item.getImageHeight())
) {
ImageRowAsync(statusViewModel: item)
}
.buttonStyle(EmptyButtonStyle())
}
}
}
}
.navigationBarTitle("Trends")
.overlay(alignment: .center) {
if firstLoadFinished == false {
LoadingIndicator()
} else {
if self.statusViewModels.isEmpty {
VStack {
Image(systemName: "photo.on.rectangle.angled")
.font(.largeTitle)
.padding(.bottom, 4)
Text("Unfortunately, there are no photos here.")
.font(.title3)
}.foregroundColor(.lightGrayColor)
}
}
}
.task {
do {
try await self.loadStatuses()
} catch {
ErrorService.shared.handle(error, message: "Loading statuses failed.", showToastr: !Task.isCancelled)
}
}.refreshable {
do {
try await self.loadStatuses()
} catch {
ErrorService.shared.handle(error, message: "Loading statuses failed.", showToastr: !Task.isCancelled)
}
}
}
private func loadStatuses() async throws {
guard firstLoadFinished == false else {
return
}
let statuses = try await TrendsService.shared.statuses(
for: self.applicationState.accountData,
range: tabSelectedValue)
var inPlaceStatuses: [StatusViewModel] = []
for item in statuses.getStatusesWithImagesOnly() {
inPlaceStatuses.append(StatusViewModel(status: item))
}
self.statusViewModels = inPlaceStatuses
self.firstLoadFinished = true
}
}