StikDebug/StikDebug/JSSupport/ScriptListView.swift

319 lines
13 KiB
Swift

//
// ScriptListView.swift
// StikDebug
//
// Created by s s on 2025/7/4.
//
import SwiftUI
import UniformTypeIdentifiers
import UIKit
struct ScriptListView: View {
@State private var scripts: [URL] = []
@State private var showNewFileAlert = false
@State private var newFileName = ""
@State private var showImporter = false
@AppStorage(UserDefaults.Keys.defaultScriptName) private var defaultScriptName = UserDefaults.Keys.defaultScriptNameValue
@State private var isBusy = false
@State private var alertVisible = false
@State private var alertTitle = ""
@State private var alertMessage = ""
@State private var alertIsSuccess = false
@State private var justCopied = false
@State private var searchText = ""
@State private var showDeleteConfirmation = false
@State private var pendingDelete: URL? = nil
var onSelectScript: ((URL?) -> Void)? = nil
private var isPickerMode: Bool { onSelectScript != nil }
private var filteredScripts: [URL] {
guard !searchText.isEmpty else { return scripts }
return scripts.filter { $0.lastPathComponent.localizedCaseInsensitiveContains(searchText) }
}
var body: some View {
NavigationStack {
List {
if isPickerMode {
Section {
Button {
onSelectScript?(nil)
} label: {
Label("No Script", systemImage: "nosign")
}
}
}
if filteredScripts.isEmpty {
Section {
VStack(alignment: .leading, spacing: 4) {
Label(
isPickerMode ? "No scripts available" : "No scripts found",
systemImage: "doc.text.magnifyingglass"
)
.foregroundStyle(.secondary)
Text(isPickerMode ? "Import a file or choose None." : "Tap New or Import to get started.")
.font(.caption)
.foregroundStyle(.secondary)
}
.padding(.vertical, 4)
}
} else {
Section {
ForEach(filteredScripts, id: \.self) { script in
scriptRow(script)
.swipeActions(edge: .trailing, allowsFullSwipe: true) {
if !isPickerMode {
Button(role: .destructive) {
pendingDelete = script
showDeleteConfirmation = true
} label: { Label("Delete", systemImage: "trash") }
}
}
.contextMenu {
Button { copyName(script) } label: {
Label("Copy Filename", systemImage: "doc.on.doc")
}
Button { copyPath(script) } label: {
Label("Copy Path", systemImage: "folder")
}
if !isPickerMode {
Button { saveDefaultScript(script) } label: {
Label("Set Default", systemImage: "star")
}
Divider()
Button(role: .destructive) {
pendingDelete = script
showDeleteConfirmation = true
} label: { Label("Delete", systemImage: "trash") }
}
}
}
}
}
}
.listStyle(.insetGrouped)
.searchable(
text: $searchText,
placement: .navigationBarDrawer(displayMode: .always),
prompt: "Search scripts…"
)
.navigationTitle(isPickerMode ? "Choose Script" : "Scripts")
.toolbar {
ToolbarItemGroup(placement: .navigationBarTrailing) {
if !isPickerMode {
Button { showNewFileAlert = true } label: {
Label("New", systemImage: "doc.badge.plus")
}
Button { showImporter = true } label: {
Label("Import", systemImage: "tray.and.arrow.down")
}
}
}
}
.onAppear(perform: loadScripts)
.alert("New Script", isPresented: $showNewFileAlert) {
TextField("Filename", text: $newFileName)
Button("Create", action: createNewScript)
Button("Cancel", role: .cancel) { }
}
.alert("Delete Script?", isPresented: $showDeleteConfirmation, presenting: pendingDelete) { script in
Button("Delete", role: .destructive) { deleteScript(script) }
Button("Cancel", role: .cancel) { pendingDelete = nil }
} message: { script in
Text("Delete \(script.lastPathComponent)? This cannot be undone.")
}
.fileImporter(
isPresented: $showImporter,
allowedContentTypes: [UTType(filenameExtension: "js") ?? .plainText]
) { result in
switch result {
case .success(let fileURL): importScript(from: fileURL)
case .failure(let error): presentError(title: "Import Failed", message: error.localizedDescription)
}
}
}
.overlay {
if isBusy {
Color.black.opacity(0.35).ignoresSafeArea()
ProgressView("Working…")
.padding(16)
.background(.ultraThinMaterial, in: RoundedRectangle(cornerRadius: 16, style: .continuous))
}
if justCopied {
VStack {
Spacer()
Text("Copied")
.font(.footnote.weight(.semibold))
.padding(.horizontal, 14).padding(.vertical, 10)
.background(.ultraThinMaterial, in: Capsule())
.transition(.move(edge: .bottom).combined(with: .opacity))
.padding(.bottom, 30)
}
.animation(.easeInOut(duration: 0.25), value: justCopied)
}
}
.alert(alertTitle, isPresented: $alertVisible) {
Button("OK", role: .cancel) { }
} message: {
Text(alertMessage)
}
}
// MARK: - Row
@ViewBuilder
private func scriptRow(_ script: URL) -> some View {
let isDefault = defaultScriptName == script.lastPathComponent
if isPickerMode {
Button {
onSelectScript?(script)
} label: {
HStack {
Label(script.lastPathComponent, systemImage: "doc.text.fill")
Spacer()
if isDefault {
Image(systemName: "star.fill").foregroundStyle(.yellow).imageScale(.small)
}
}
}
} else {
NavigationLink {
ScriptEditorView(scriptURL: script)
} label: {
HStack {
Label(script.lastPathComponent, systemImage: "doc.text.fill")
Spacer()
if isDefault {
Image(systemName: "star.fill").foregroundStyle(.yellow).imageScale(.small)
}
}
}
}
}
// MARK: - File Ops
private func scriptsDirectory() throws -> URL {
try ScriptStore.prepareDirectory()
}
private func loadScripts() {
do {
let directory = try scriptsDirectory()
scripts = try FileManager.default.contentsOfDirectory(at: directory, includingPropertiesForKeys: nil)
.filter { $0.pathExtension.lowercased() == "js" }
.sorted { $0.lastPathComponent.localizedCaseInsensitiveCompare($1.lastPathComponent) == .orderedAscending }
} catch {
scripts = []
presentError(title: "Unable to Load Scripts", message: error.localizedDescription)
}
}
private func saveDefaultScript(_ url: URL) {
defaultScriptName = url.lastPathComponent
presentSuccess(title: "Default Script Set", message: url.lastPathComponent)
}
private func createNewScript() {
guard !newFileName.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty else { return }
var filename = newFileName.trimmingCharacters(in: .whitespacesAndNewlines)
if !filename.hasSuffix(".js") { filename += ".js" }
guard let filename = ScriptStore.normalizedScriptFileName(filename) else {
presentError(title: "Failed to Create New Script", message: "Use a simple .js filename without folders.")
return
}
do {
let newURL = try ScriptStore.scriptURL(named: filename)
guard !FileManager.default.fileExists(atPath: newURL.path) else {
presentError(title: "Failed to Create New Script", message: "A script with the same name already exists.")
return
}
try "".write(to: newURL, atomically: true, encoding: .utf8)
newFileName = ""
loadScripts()
presentSuccess(title: "Created", message: filename)
} catch {
presentError(title: "Error Creating File", message: error.localizedDescription)
}
}
private func deleteScript(_ url: URL) {
do {
try FileManager.default.removeItem(at: url)
if url.lastPathComponent == defaultScriptName {
UserDefaults.standard.removeObject(forKey: UserDefaults.Keys.defaultScriptName)
}
loadScripts()
} catch {
presentError(title: "Delete Failed", message: error.localizedDescription)
}
}
private func importScript(from fileURL: URL) {
isBusy = true
DispatchQueue.global(qos: .userInitiated).async {
defer { DispatchQueue.main.async { self.isBusy = false } }
let accessing = fileURL.startAccessingSecurityScopedResource()
defer {
if accessing {
fileURL.stopAccessingSecurityScopedResource()
}
}
do {
guard let fileName = ScriptStore.normalizedScriptFileName(fileURL.lastPathComponent) else {
throw CocoaError(.fileReadInvalidFileName)
}
let directory = try self.scriptsDirectory()
let dest = directory.appendingPathComponent(fileName)
if FileManager.default.fileExists(atPath: dest.path) {
try FileManager.default.removeItem(at: dest)
}
try FileManager.default.copyItem(at: fileURL, to: dest)
DispatchQueue.main.async {
self.loadScripts()
self.presentSuccess(title: "Imported", message: fileName)
}
} catch {
DispatchQueue.main.async {
self.presentError(title: "Import Failed", message: error.localizedDescription)
}
}
}
}
// MARK: - Feedback
private func presentError(title: String, message: String) {
alertTitle = title; alertMessage = message
alertIsSuccess = false; alertVisible = true
}
private func presentSuccess(title: String, message: String) {
alertTitle = title; alertMessage = message
alertIsSuccess = true; alertVisible = true
}
private func copyName(_ url: URL) {
UIPasteboard.general.string = url.lastPathComponent
showCopiedToast()
}
private func copyPath(_ url: URL) {
UIPasteboard.general.string = url.path
showCopiedToast()
}
private func showCopiedToast() {
withAnimation { justCopied = true }
DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {
withAnimation { justCopied = false }
}
}
}