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import SwiftUI
import UniformTypeIdentifiers
struct ArtifactsView: View {
let viewModel: RepositoryDetailViewModel
/// Passed in rather than recomputed: RepositoryDetailView already owns this
/// check and gates its other management surfaces on it.
var canManage: Bool = false
@Environment(\.openURL) private var openURL
@State private var uploadTargetRef: String?
@State private var pendingDeletion: ArtifactInfo?
private var isOwnedByCurrentUser: Bool { canManage }
/// A menu rather than a confirmation dialog: this view already presents one
/// for delete, and two .confirmationDialog modifiers on the same view leave
/// one of them silently dead. A menu also puts the tags one tap away.
@ViewBuilder
private var uploadMenu: some View {
Menu {
if viewModel.tags.isEmpty {
Text("This repository has no tags")
} else {
ForEach(viewModel.tags.prefix(12), id: \.name) { tag in
Button(RepositorySummary.displayBranchName(for: tag.name)) {
uploadTargetRef = tag.name
}
}
}
} label: {
SwiftUI.Label("Upload Artifact…", systemImage: "square.and.arrow.up")
}
.disabled(viewModel.isMutatingArtifact || viewModel.tags.isEmpty)
}
var body: some View {
List {
// In the list rather than the toolbar: this view is a segment inside
// RepositoryDetailView's tab switch, not its own navigation
// destination, and a toolbar declared from there does not reliably
// reach the navigation bar. It also has to be reachable when there are
// no artifacts at all, which is the state a new tag is in.
if isOwnedByCurrentUser {
uploadMenu
.themedRow()
}
ForEach(viewModel.referenceArtifacts) { refArtifacts in
Section {
ForEach(refArtifacts.artifacts) { artifact in
ArtifactRow(artifact: artifact) {
openURL(artifact.url)
}
// See MailingListListView: a full-swipe destructive
// action animates the row out before the confirmation.
.swipeActions(edge: .trailing, allowsFullSwipe: false) {
if isOwnedByCurrentUser {
Button {
pendingDeletion = artifact
} label: {
SwiftUI.Label("Delete", systemImage: "trash")
}
.tint(.red)
}
}
}
.themedRow()
} header: {
HStack {
Text(refArtifacts.name)
if isOwnedByCurrentUser {
Spacer()
// Upload targets a specific tag, so the control belongs
// on the tag rather than in the toolbar.
Button {
uploadTargetRef = refArtifacts.name
} label: {
SwiftUI.Label("Upload", systemImage: "plus.circle")
.font(.caption)
}
.disabled(viewModel.isMutatingArtifact)
}
}
}
}
}
.fileImporter(
isPresented: .init(
get: { uploadTargetRef != nil },
set: { if !$0 { uploadTargetRef = nil } }
),
allowedContentTypes: [.data]
) { result in
guard let revspec = uploadTargetRef else { return }
uploadTargetRef = nil
if case .success(let fileURL) = result {
Task { await viewModel.uploadArtifact(revspec: revspec, fileURL: fileURL) }
}
}
.confirmationDialog(
pendingDeletion.map { "Delete \($0.filename)?" } ?? "",
isPresented: .init(
get: { pendingDeletion != nil },
set: { if !$0 { pendingDeletion = nil } }
),
titleVisibility: .visible,
presenting: pendingDeletion
) { artifact in
Button("Delete Artifact", role: .destructive) {
Task { await viewModel.deleteArtifact(id: artifact.id) }
}
Button("Cancel", role: .cancel) { pendingDeletion = nil }
} message: { _ in
Text("This permanently removes the artifact from the tag. This cannot be undone.")
}
.themedList()
.listStyle(.insetGrouped)
.task {
// Tags drive the picker above and are not otherwise needed by this tab.
if isOwnedByCurrentUser, viewModel.tags.isEmpty {
await viewModel.loadReferences()
}
}
.overlay {
if viewModel.isLoadingArtifacts, viewModel.referenceArtifacts.isEmpty {
SRHTLoadingStateView(message: "Loading artifacts…")
} else if let error = viewModel.error, viewModel.referenceArtifacts.isEmpty {
SRHTErrorStateView(
title: "Couldn't Load Artifacts",
message: error,
retryAction: { await viewModel.loadArtifacts() }
)
} else if viewModel.referenceArtifacts.isEmpty {
// The overlay covers the whole list, so the upload row above is
// hidden underneath it — and a repository with no artifacts is
// exactly the one that needs uploading. Offer it here too.
ContentUnavailableView {
SwiftUI.Label("No Artifacts", systemImage: "archivebox")
} description: {
Text("This repository has no release artifacts.")
} actions: {
if isOwnedByCurrentUser {
uploadMenu
}
}
}
}
.task {
if viewModel.referenceArtifacts.isEmpty {
await viewModel.loadArtifacts()
}
}
.refreshable {
await viewModel.loadArtifacts()
}
}
}
private struct ArtifactRow: View {
let artifact: ArtifactInfo
let onDownload: () -> Void
var body: some View {
HStack {
VStack(alignment: .leading, spacing: 4) {
Text(artifact.filename)
.font(.subheadline)
Text(artifact.size.formattedByteCount)
.font(.caption)
.foregroundStyle(.secondary)
}
Spacer()
Button {
onDownload()
} label: {
Image(systemName: "arrow.down.circle")
.imageScale(.large)
}
}
}
}
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