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// Copyright (C) 2024 Rubén Beltrán del Río
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see https://map.tranquil.systems.
import SwiftUI
struct MapCommands: Commands {
@AppStorage("viewStyle") var viewStyle: ViewStyle = .horizontal
@AppStorage("zoom") var zoom = 1.0
@AppStorage("mapTemplates") private var templatesData: Data = Data()
@FocusedBinding(\.document) var document: MapDocument?
@FocusedValue(\.fileURL) var url: URL?
@FocusedBinding(\.selectedEvolution) var selectedEvolution: StageType?
@FocusedBinding(\.isSearching) var isSearching
private var templates: [Template] {
if let decoded = try? JSONDecoder().decode([Template].self, from: templatesData) {
return decoded
}
return []
}
private var defaultTemplate: Template? {
templates.first { $0.isDefault }
}
var body: some Commands {
// File
CommandGroup(after: CommandGroupPlacement.newItem) {
Menu(String(localized: "commands.file.new_from_template")) {
if templates.isEmpty {
Text("commands.file.new_from_template.empty")
.disabled(true)
} else {
ForEach(templates) { template in
Button(template.name) {
createNewDocument(from: template)
}
}
}
}
}
CommandGroup(after: CommandGroupPlacement.saveItem) {
Divider()
Button("commands.file.export") {
if let selectedEvolution, let document {
if let image = document.exportAsImage(withEvolution: selectedEvolution) {
let filename = url?.deletingPathExtension().lastPathComponent ?? "Untitled"
let savePanel = NSSavePanel()
savePanel.allowedContentTypes = [.png]
savePanel.canCreateDirectories = true
savePanel.isExtensionHidden = false
savePanel.title = String(localized: "commands.file.export.panel.title \(filename)")
savePanel.message = String(localized: "commands.file.export.panel.content")
savePanel.nameFieldStringValue = "\(filename).png"
savePanel.begin { result in
if result == .OK, let url = savePanel.url {
if let tiffRepresentation = image.tiffRepresentation {
let bitmapImage = NSBitmapImageRep(data: tiffRepresentation)
let pngData = bitmapImage?.representation(using: .png, properties: [:])
do {
try pngData?.write(to: url)
} catch {
return
}
}
}
}
}
}
}.keyboardShortcut(
"e", modifiers: EventModifiers([.command])
).disabled(document == nil)
}
// Edit
CommandGroup(after: CommandGroupPlacement.pasteboard) {
Divider()
Button("commands.edit.find") {
isSearching = isSearching != nil ? !isSearching! : true
}.keyboardShortcut(
"f", modifiers: EventModifiers([.command])
).disabled(document == nil)
}
// View
CommandGroup(after: CommandGroupPlacement.toolbar) {
if viewStyle == .horizontal {
Button("commands.view.layout.vertical") {
viewStyle = .vertical
}.keyboardShortcut(
"l", modifiers: EventModifiers([.command])
).disabled(document == nil)
} else {
Button("commands.view.layout.horizontal") {
viewStyle = .horizontal
}.keyboardShortcut(
"l", modifiers: EventModifiers([.command])
).disabled(document == nil)
}
Divider()
Button("commands.view.zoom_in") {
zoom = min(Constants.kMaxZoom, zoom + 0.1)
}.keyboardShortcut(
"+", modifiers: EventModifiers([.command])
).disabled(document == nil)
Button("commands.view.zoom_out") {
zoom = max(Constants.kMinZoom, zoom - 0.1)
}.keyboardShortcut(
"-", modifiers: EventModifiers([.command])
).disabled(document == nil)
Divider()
}
CommandGroup(replacing: CommandGroupPlacement.help) {
Button("commands.help.help") {
NSWorkspace.shared.open(URL(string: "https://map.tranquil.systems")!)
}
}
}
@MainActor
private func createNewDocument(from template: Template) {
// Store the template content in UserDefaults temporarily
UserDefaults.standard.set(template.content, forKey: "pendingTemplateContent")
// Create a new document using the standard mechanism
NSApplication.shared.sendAction(
#selector(NSDocumentController.newDocument(_:)), to: nil, from: nil)
// Clear the pending template content after a short delay
DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
UserDefaults.standard.removeObject(forKey: "pendingTemplateContent")
}
}
}
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