5 files changed, 42 insertions, 192 deletions
diff --git a/Map/Data/AppState.swift b/Map/Data/AppState.swift
deleted file mode 100644
index d0d5670..0000000
--- a/Map/Data/AppState.swift
+++ /dev/null
@@ -1,103 +0,0 @@
-import Cocoa
-import Foundation
-import SwiftUI
-
-struct AppState {
-  var selectedEvolution: StageType = .general
-}
-
-enum AppAction {
-  case selectEvolution(evolution: StageType)
-  case exportMapAsImage(map: Map)
-  case exportMapAsText(map: Map)
-  case deleteMap(map: Map)
-}
-
-func appStateReducer(state: inout AppState, action: AppAction) {
-
-  switch action {
-
-  case .selectEvolution(let evolution):
-    state.selectedEvolution = evolution
-
-  case .exportMapAsImage(let map):
-    let window = NSWindow(
-      contentRect: .init(
-        origin: .zero,
-        size: .init(
-          width: NSScreen.main!.frame.width,
-          height: NSScreen.main!.frame.height)),
-      styleMask: [.closable],
-      backing: .buffered,
-      defer: false)
-
-    window.title = map.title ?? "Untitled Map"
-    window.isOpaque = true
-    window.center()
-    window.isMovableByWindowBackground = true
-    window.makeKeyAndOrderFront(nil)
-
-    let renderView = MapRenderView(
-      content: Binding.constant(map.content ?? ""),
-      evolution: Binding.constant(state.selectedEvolution))
-
-    let view = NSHostingView(rootView: renderView)
-    window.contentView = view
-
-    let imageRepresentation = view.bitmapImageRepForCachingDisplay(in: view.bounds)!
-    view.cacheDisplay(in: view.bounds, to: imageRepresentation)
-    let image = NSImage(cgImage: imageRepresentation.cgImage!, size: view.bounds.size)
-
-    let dialog = NSSavePanel()
-
-    dialog.title = "Save Map"
-    dialog.showsResizeIndicator = false
-    dialog.canCreateDirectories = true
-    dialog.showsHiddenFiles = false
-    dialog.allowedContentTypes = [.png]
-    dialog.nameFieldStringValue = map.title ?? "Untitled Map"
-
-    if dialog.runModal() == NSApplication.ModalResponse.OK {
-      let result = dialog.url
-
-      if result != nil {
-
-        image.writePNG(toURL: result!)
-        print("saved at \(result!)")
-      }
-    } else {
-      print("Cancel")
-    }
-    window.orderOut(nil)
-
-  case .exportMapAsText(let map):
-    let dialog = NSSavePanel()
-
-    dialog.title = "Save Map Text"
-    dialog.showsResizeIndicator = false
-    dialog.canCreateDirectories = true
-    dialog.showsHiddenFiles = false
-    dialog.allowedContentTypes = [.text]
-    dialog.nameFieldStringValue = map.title ?? "Untitled Map"
-
-    if let content = map.content {
-
-      if dialog.runModal() == NSApplication.ModalResponse.OK {
-        let result = dialog.url
-
-        if let result = result {
-          try? content.write(to: result, atomically: true, encoding: String.Encoding.utf8)
-        }
-      } else {
-        print("Cancel")
-      }
-    }
-  case .deleteMap(let map):
-    let context = PersistenceController.shared.container.viewContext
-    context.delete(map)
-
-    try? context.save()
-  }
-}
-
-typealias AppStore = Store<AppState, AppAction>
diff --git a/Map/Data/MapDocument.swift b/Map/Data/MapDocument.swift
new file mode 100644
index 0000000..9340684
--- /dev/null
+++ b/Map/Data/MapDocument.swift
@@ -0,0 +1,42 @@
+import SwiftUI
+import UniformTypeIdentifiers
+
+extension UTType {
+  static var exampleText: UTType {
+    UTType(importedAs: "systems.tranquil.map.wmap")
+  }
+}
+
+struct MapDocument: FileDocument {
+  var text: String
+
+  init(text: String = "Hello, world!") {
+    self.text = text
+  }
+
+  static var readableContentTypes: [UTType] { [.exampleText] }
+
+  init(configuration: ReadConfiguration) throws {
+    guard let data = configuration.file.regularFileContents,
+      let string = String(data: data, encoding: .utf8)
+    else {
+      throw CocoaError(.fileReadCorruptFile)
+    }
+    text = string
+  }
+
+  func fileWrapper(configuration: WriteConfiguration) throws -> FileWrapper {
+    let data = text.data(using: .utf8)!
+    return .init(regularFileWithContents: data)
+  }
+
+  @MainActor
+  func exportAsImage(withEvolution selectedEvolution: StageType) -> NSImage? {
+    let renderView = MapRenderView(
+      document: .constant(self),
+      evolution: .constant(selectedEvolution))
+    let renderer = ImageRenderer(content: renderView)
+
+    return renderer.nsImage
+  }
+}
diff --git a/Map/Data/Models/Map+parse.swift b/Map/Data/Models/Map+parse.swift
deleted file mode 100644
index 5181daf..0000000
--- a/Map/Data/Models/Map+parse.swift
+++ /dev/null
@@ -1,29 +0,0 @@
-extension Map {
-  static func parse(content: String) -> ParsedMap {
-
-    let parsers = [
-      AnyMapParserStrategy(NoteParserStrategy()),
-      AnyMapParserStrategy(VertexParserStrategy()),
-      AnyMapParserStrategy(EdgeParserStrategy()),
-      AnyMapParserStrategy(BlockerParserStrategy()),
-      AnyMapParserStrategy(OpportunityParserStrategy()),
-      AnyMapParserStrategy(StageParserStrategy()),
-    ]
-    let builder = MapBuilder()
-
-    let lines = content.split(whereSeparator: \.isNewline)
-
-    for (index, line) in lines.enumerated() {
-      for parser in parsers {
-        if parser.canHandle(line: String(line)) {
-          let (type, object) = parser.handle(
-            index: index, line: String(line), vertices: builder.vertices)
-          builder.addObjectToMap(type: type, object: object)
-          break
-        }
-      }
-    }
-
-    return builder.build()
-  }
-}
diff --git a/Map/Data/Persistence.swift b/Map/Data/Persistence.swift
deleted file mode 100644
index 1eb09e8..0000000
--- a/Map/Data/Persistence.swift
+++ /dev/null
@@ -1,42 +0,0 @@
-import CoreData
-
-struct PersistenceController {
-  static let shared = PersistenceController()
-
-  static var preview: PersistenceController = {
-    let result = PersistenceController(inMemory: true)
-    let viewContext = result.container.viewContext
-    for _ in 0..<10 {
-      let newMap = Map(context: viewContext)
-      newMap.uuid = UUID()
-      newMap.createdAt = Date()
-      newMap.title = "Map \(newMap.createdAt!.format())"
-      newMap.content = ""
-    }
-    do {
-      try viewContext.save()
-    } catch {
-      let nsError = error as NSError
-      fatalError("Unresolved error \(nsError), \(nsError.userInfo)")
-    }
-    return result
-  }()
-
-  let container: NSPersistentCloudKitContainer
-
-  init(inMemory: Bool = false) {
-    container = NSPersistentCloudKitContainer(name: "Map")
-
-    container.viewContext.mergePolicy = NSMergeByPropertyObjectTrumpMergePolicy
-    container.viewContext.automaticallyMergesChangesFromParent = true
-
-    if inMemory {
-      container.persistentStoreDescriptions.first!.url = URL(fileURLWithPath: "/dev/null")
-    }
-    container.loadPersistentStores(completionHandler: { (storeDescription, error) in
-      if let error = error as NSError? {
-        fatalError("Unresolved error \(error), \(error.userInfo)")
-      }
-    })
-  }
-}
diff --git a/Map/Data/Store.swift b/Map/Data/Store.swift
deleted file mode 100644
index 7860f33..0000000
--- a/Map/Data/Store.swift
+++ /dev/null
@@ -1,18 +0,0 @@
-import Foundation
-
-final class Store<State, Action>: ObservableObject {
-  @Published private(set) var state: State
-
-  private let reducer: Reducer<State, Action>
-
-  init(initialState: State, reducer: @escaping Reducer<State, Action>) {
-    self.state = initialState
-    self.reducer = reducer
-  }
-
-  func send(_ action: Action) {
-    reducer(&state, action)
-  }
-}
-
-typealias Reducer<State, Action> = (inout State, Action) -> Void