617 lines
21 KiB
Swift
617 lines
21 KiB
Swift
//
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// ContentView.swift
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// World Manager for Minecraft
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//
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// Created by John Burwell on 2026-05-25.
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//
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import AppKit
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import SwiftUI
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import UniformTypeIdentifiers
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struct ContentView: View {
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@StateObject private var library = SourceLibrary()
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@State private var selectedItem: MinecraftContentItem?
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@State private var selectedSidebarSelection: SidebarSelection?
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@State private var searchText = ""
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@State private var isDropTargeted = false
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@State private var exportAlert: ExportAlert?
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@State private var isExportingSelectedWorld = false
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var body: some View {
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NavigationSplitView {
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List(selection: $selectedSidebarSelection) {
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ForEach(library.sources) { source in
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Section(source.displayName) {
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ForEach(sidebarFilters(for: source)) { filter in
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SidebarFilterRow(filter: filter)
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.tag(filter.selection as SidebarSelection?)
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}
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}
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}
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}
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.listStyle(.sidebar)
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.navigationTitle("Sources")
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} content: {
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if library.sources.isEmpty {
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EmptySourcesView(
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isDropTargeted: isDropTargeted,
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chooseFolder: pickFolder
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)
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.onDrop(of: [UTType.fileURL.identifier], isTargeted: $isDropTargeted, perform: handleDroppedProviders)
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} else {
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List(filteredItems, selection: $selectedItem) { item in
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HStack(alignment: .top, spacing: 10) {
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ItemThumbnailView(iconURL: item.iconURL)
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VStack(alignment: .leading, spacing: 4) {
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Text(item.displayName)
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.lineLimit(1)
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Text(item.contentType.rawValue)
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.font(.caption)
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.foregroundStyle(.secondary)
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Text(item.folderName)
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.font(.caption2)
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.foregroundStyle(.tertiary)
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.lineLimit(1)
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}
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Spacer()
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if !item.metadataLoaded {
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ProgressView()
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.controlSize(.small)
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}
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}
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.padding(.vertical, 2)
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.contentShape(Rectangle())
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.tag(item)
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}
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.navigationTitle(contentListTitle)
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.searchable(text: $searchText, placement: .toolbar, prompt: "Search Content")
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}
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} detail: {
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if library.sources.isEmpty {
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Text("Add a source folder to start scanning Minecraft content")
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.foregroundStyle(.secondary)
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} else if let selectedItem = currentSelectedItem {
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ScrollView {
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VStack(alignment: .leading, spacing: 16) {
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HStack(alignment: .top, spacing: 16) {
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LargeItemThumbnailView(iconURL: selectedItem.iconURL)
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VStack(alignment: .leading, spacing: 8) {
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Text(selectedItem.displayName)
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.font(.title2)
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Text(selectedItem.contentType.rawValue)
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.font(.headline)
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.foregroundStyle(.secondary)
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Text(selectedItem.folderName)
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.font(.subheadline)
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.foregroundStyle(.secondary)
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}
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Spacer(minLength: 0)
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if selectedItem.contentType == .world {
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Button {
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exportSelectedWorld()
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} label: {
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if isExportingSelectedWorld {
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ProgressView()
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.controlSize(.small)
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} else {
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Label("Export .mcworld", systemImage: "square.and.arrow.up")
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}
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}
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.disabled(isExportingSelectedWorld)
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}
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}
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detailRow(title: "Folder Path", value: selectedItem.folderURL.path)
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detailRow(title: "Collection Root", value: selectedItem.collectionRootURL.path)
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if let modifiedDate = selectedItem.modifiedDate {
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detailRow(
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title: "Modified",
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value: modifiedDate.formatted(date: .abbreviated, time: .shortened)
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)
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}
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if let sizeBytes = selectedItem.sizeBytes {
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detailRow(
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title: "Size",
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value: ByteCountFormatter.string(fromByteCount: sizeBytes, countStyle: .file)
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)
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}
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detailRow(
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title: "Metadata",
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value: selectedItem.metadataLoaded ? "Loaded" : "Loading..."
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)
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}
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.padding()
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}
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} else {
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Text("Select a world or pack to see details")
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.foregroundStyle(.secondary)
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}
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}
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.navigationTitle("Minecraft World Manager")
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.toolbar {
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ToolbarItemGroup(placement: .primaryAction) {
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if selectedWorld != nil {
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Button {
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exportSelectedWorld()
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} label: {
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Label("Export .mcworld", systemImage: "square.and.arrow.up")
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}
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.disabled(isExportingSelectedWorld)
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}
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Button {
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pickFolder()
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} label: {
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Label("Add Source", systemImage: "plus")
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}
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if let currentSource = currentSource {
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Menu {
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Button("Rescan \"\(currentSource.displayName)\"") {
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library.rescanSource(withID: currentSource.id)
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}
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Divider()
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Button("Remove \"\(currentSource.displayName)\"", role: .destructive) {
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removeSource(currentSource.id)
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}
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} label: {
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Image(systemName: "ellipsis.circle")
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}
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.help("Source actions")
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}
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}
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ToolbarItem(placement: .secondaryAction) {
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if let activeScanSummary = library.activeScanSummary {
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HStack(spacing: 8) {
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ProgressView()
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.controlSize(.small)
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Text(activeScanSummary)
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.font(.footnote)
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.foregroundStyle(.secondary)
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.lineLimit(1)
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}
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.frame(maxWidth: 320, alignment: .trailing)
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}
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}
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}
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.onChange(of: filteredItems.map(\.id)) { _, filteredIDs in
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guard let selectedItem, !filteredIDs.contains(selectedItem.id) else {
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return
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}
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self.selectedItem = nil
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}
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.onChange(of: library.sources.map(\.id)) { _, sourceIDs in
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syncSelection(with: sourceIDs)
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}
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.alert(item: $exportAlert) { alert in
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Alert(
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title: Text(alert.title),
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message: Text(alert.message),
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dismissButton: .default(Text("OK"))
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)
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}
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}
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private var filteredItems: [MinecraftContentItem] {
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guard let selectedSidebarSelection else {
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return []
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}
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let scopedItems: [MinecraftContentItem]
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switch selectedSidebarSelection {
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case .allContent(let sourceID):
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scopedItems = library.source(withID: sourceID)?.items ?? []
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case .contentType(let sourceID, let contentType):
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scopedItems = library.source(withID: sourceID)?.items.filter { $0.contentType == contentType } ?? []
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}
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let trimmedSearchText = searchText.trimmingCharacters(in: .whitespacesAndNewlines)
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guard !trimmedSearchText.isEmpty else {
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return scopedItems
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}
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return scopedItems.filter { item in
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item.displayName.localizedCaseInsensitiveContains(trimmedSearchText)
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|| item.folderName.localizedCaseInsensitiveContains(trimmedSearchText)
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|| item.contentType.rawValue.localizedCaseInsensitiveContains(trimmedSearchText)
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}
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}
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private var currentSource: MinecraftSource? {
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guard let sourceID = selectedSidebarSelection?.sourceID else {
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return library.sources.first
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}
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return library.source(withID: sourceID)
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}
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private var currentSelectedItem: MinecraftContentItem? {
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guard let selectedItem else {
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return nil
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}
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return library.sources
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.flatMap(\.items)
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.first(where: { $0.id == selectedItem.id }) ?? selectedItem
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}
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private var selectedWorld: MinecraftContentItem? {
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guard let currentSelectedItem, currentSelectedItem.contentType == .world else {
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return nil
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}
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return currentSelectedItem
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}
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private var contentListTitle: String {
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guard let selectedSidebarSelection else {
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return "Minecraft Content"
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}
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switch selectedSidebarSelection {
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case .allContent(let sourceID):
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return library.source(withID: sourceID)?.displayName ?? "Minecraft Content"
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case .contentType(_, let contentType):
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return sidebarTitle(for: contentType)
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}
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}
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private func sidebarFilters(for source: MinecraftSource) -> [SidebarFilter] {
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var filters = [
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SidebarFilter(
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title: "All Content",
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iconName: "square.grid.2x2",
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count: source.items.count,
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selection: .allContent(sourceID: source.id)
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)
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]
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filters.append(
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contentsOf: MinecraftContentType.allCases.compactMap { contentType in
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let count = source.items.filter { $0.contentType == contentType }.count
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guard count > 0 else {
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return nil
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}
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return SidebarFilter(
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title: sidebarTitle(for: contentType),
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iconName: sidebarIcon(for: contentType),
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count: count,
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selection: .contentType(sourceID: source.id, contentType: contentType)
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)
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}
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)
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return filters
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}
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private func sidebarTitle(for contentType: MinecraftContentType) -> String {
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switch contentType {
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case .world:
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return "Worlds"
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case .behaviorPack:
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return "Behavior Packs"
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case .resourcePack:
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return "Resource Packs"
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case .skinPack:
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return "Skin Packs"
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case .worldTemplate:
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return "World Templates"
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}
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}
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private func sidebarIcon(for contentType: MinecraftContentType) -> String {
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switch contentType {
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case .world:
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return "globe.europe.africa"
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case .behaviorPack:
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return "shippingbox"
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case .resourcePack:
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return "paintpalette"
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case .skinPack:
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return "person.crop.square"
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case .worldTemplate:
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return "doc.on.doc"
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}
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}
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@ViewBuilder
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private func detailRow(title: String, value: String) -> some View {
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VStack(alignment: .leading, spacing: 4) {
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Text(title)
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.font(.caption)
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.foregroundStyle(.secondary)
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Text(value)
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.textSelection(.enabled)
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}
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}
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private func pickFolder() {
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let panel = NSOpenPanel()
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panel.allowsMultipleSelection = true
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panel.canChooseDirectories = true
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panel.canChooseFiles = false
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panel.title = "Add Minecraft Source Folders"
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guard panel.runModal() == .OK else {
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return
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}
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for url in panel.urls {
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let sourceID = library.addSource(at: url)
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selectSourceIfNeeded(sourceID)
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}
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}
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private func handleDroppedProviders(_ providers: [NSItemProvider]) -> Bool {
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let fileURLType = UTType.fileURL.identifier
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let supportedProviders = providers.filter { $0.hasItemConformingToTypeIdentifier(fileURLType) }
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guard !supportedProviders.isEmpty else {
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return false
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}
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for provider in supportedProviders {
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provider.loadDataRepresentation(forTypeIdentifier: fileURLType) { data, _ in
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guard
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let data,
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let url = NSURL(absoluteURLWithDataRepresentation: data, relativeTo: nil) as URL?
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else {
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return
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}
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Task { @MainActor in
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let sourceID = library.addSource(at: url)
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selectSourceIfNeeded(sourceID)
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}
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}
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}
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return true
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}
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private func selectSourceIfNeeded(_ sourceID: URL) {
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guard selectedSidebarSelection == nil else {
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return
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}
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selectedSidebarSelection = .allContent(sourceID: sourceID)
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}
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private func removeSource(_ sourceID: URL) {
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let fallbackSourceID = library.sources.first(where: { $0.id != sourceID })?.id
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library.removeSource(withID: sourceID)
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if selectedSidebarSelection?.sourceID == sourceID {
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selectedSidebarSelection = fallbackSourceID.map { .allContent(sourceID: $0) }
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}
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if let selectedItem, currentSelectedItem?.id != selectedItem.id {
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self.selectedItem = nil
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}
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}
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private func syncSelection(with sourceIDs: [URL]) {
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if let selectedSidebarSelection, !sourceIDs.contains(selectedSidebarSelection.sourceID) {
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self.selectedSidebarSelection = sourceIDs.first.map { .allContent(sourceID: $0) }
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} else if self.selectedSidebarSelection == nil, let firstSourceID = sourceIDs.first {
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self.selectedSidebarSelection = .allContent(sourceID: firstSourceID)
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}
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if let selectedItem {
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let itemStillExists = library.sources
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.flatMap(\.items)
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.contains(where: { $0.id == selectedItem.id })
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if !itemStillExists {
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self.selectedItem = nil
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}
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}
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}
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private func exportSelectedWorld() {
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guard let world = selectedWorld, !isExportingSelectedWorld else {
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return
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}
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let panel = NSSavePanel()
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panel.canCreateDirectories = true
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panel.isExtensionHidden = false
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panel.title = "Export Minecraft World"
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panel.message = "Choose where to save the .mcworld file."
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panel.nameFieldStringValue = WorldExporter.suggestedFilename(for: world)
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panel.allowedContentTypes = [UTType(filenameExtension: "mcworld") ?? .data]
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guard panel.runModal() == .OK, let destinationURL = panel.url else {
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return
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}
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isExportingSelectedWorld = true
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Task {
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do {
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try await Task.detached(priority: .userInitiated) {
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try WorldExporter.exportWorld(world, to: destinationURL)
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}.value
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await MainActor.run {
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isExportingSelectedWorld = false
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exportAlert = ExportAlert(
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title: "Export Complete",
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message: "\"\(world.displayName)\" was exported as a .mcworld file."
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)
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}
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} catch {
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await MainActor.run {
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isExportingSelectedWorld = false
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exportAlert = ExportAlert(
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title: "Export Failed",
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message: error.localizedDescription
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)
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}
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}
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}
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}
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}
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private enum SidebarSelection: Hashable {
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case allContent(sourceID: URL)
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case contentType(sourceID: URL, contentType: MinecraftContentType)
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var sourceID: URL {
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switch self {
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case .allContent(let sourceID), .contentType(let sourceID, _):
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return sourceID
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}
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}
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}
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private struct SidebarFilter: Identifiable, Hashable {
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var id: SidebarSelection { selection }
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let title: String
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let iconName: String
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let count: Int
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let selection: SidebarSelection
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}
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private struct SidebarFilterRow: View {
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let filter: SidebarFilter
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var body: some View {
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HStack(spacing: 10) {
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Image(systemName: filter.iconName)
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.frame(width: 16)
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.foregroundStyle(.secondary)
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Text(filter.title)
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Spacer()
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Text(filter.count, format: .number)
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.foregroundStyle(.secondary)
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}
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}
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}
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private struct ExportAlert: Identifiable {
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let id = UUID()
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let title: String
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let message: String
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}
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private struct EmptySourcesView: View {
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let isDropTargeted: Bool
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let chooseFolder: () -> Void
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var body: some View {
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VStack(spacing: 24) {
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ZStack {
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RoundedRectangle(cornerRadius: 24)
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.strokeBorder(style: StrokeStyle(lineWidth: 2, dash: [10, 10]))
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.foregroundStyle(isDropTargeted ? Color.accentColor : Color.secondary.opacity(0.25))
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.frame(width: 220, height: 160)
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Image(systemName: "folder.badge.plus")
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.font(.system(size: 56, weight: .regular))
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.foregroundStyle(isDropTargeted ? Color.accentColor : Color.secondary)
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}
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VStack(spacing: 8) {
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Text("Add a Minecraft Source")
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.font(.title2)
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Text("Choose a copied Minecraft folder or drop one here to start scanning worlds, packs, and templates.")
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.foregroundStyle(.secondary)
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.multilineTextAlignment(.center)
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.frame(maxWidth: 420)
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}
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Button("Choose Minecraft Folder...") {
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chooseFolder()
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}
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.controlSize(.large)
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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.padding(40)
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}
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}
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private struct ItemThumbnailView: View {
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let iconURL: URL?
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var body: some View {
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if let image = loadImage(from: iconURL) {
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Image(nsImage: image)
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.resizable()
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.aspectRatio(contentMode: .fill)
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.frame(width: 36, height: 36)
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.clipShape(RoundedRectangle(cornerRadius: 6))
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} else {
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RoundedRectangle(cornerRadius: 6)
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.fill(.quaternary)
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.frame(width: 36, height: 36)
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.overlay(
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Image(systemName: "shippingbox")
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.foregroundStyle(.secondary)
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)
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}
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}
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}
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private struct LargeItemThumbnailView: View {
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let iconURL: URL?
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var body: some View {
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if let image = loadImage(from: iconURL) {
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Image(nsImage: image)
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.resizable()
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.aspectRatio(contentMode: .fit)
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.frame(width: 128, height: 128)
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|
.clipShape(RoundedRectangle(cornerRadius: 12))
|
|
} else {
|
|
RoundedRectangle(cornerRadius: 12)
|
|
.fill(.quaternary)
|
|
.frame(width: 128, height: 128)
|
|
.overlay(
|
|
Image(systemName: "shippingbox")
|
|
.font(.largeTitle)
|
|
.foregroundStyle(.secondary)
|
|
)
|
|
}
|
|
}
|
|
}
|
|
|
|
private func loadImage(from url: URL?) -> NSImage? {
|
|
guard let url else {
|
|
return nil
|
|
}
|
|
|
|
return NSImage(contentsOf: url)
|
|
}
|
|
|
|
struct ContentView_Previews: PreviewProvider {
|
|
static var previews: some View {
|
|
ContentView()
|
|
}
|
|
}
|