Full Quick Look Support.

CodeEdit.xcodeproj/project.pbxproj

@@ -97,6 +97,7 @@
 		30E6D0012A6E505200A58B20 /* NavigatorSidebarViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = 30E6D0002A6E505200A58B20 /* NavigatorSidebarViewModel.swift */; };
 		3E0196732A3921AC002648D8 /* codeedit_shell_integration_rc.zsh in Resources */ = {isa = PBXBuildFile; fileRef = 3E0196722A3921AC002648D8 /* codeedit_shell_integration_rc.zsh */; };
 		3E01967A2A392B45002648D8 /* codeedit_shell_integration.bash in Resources */ = {isa = PBXBuildFile; fileRef = 3E0196792A392B45002648D8 /* codeedit_shell_integration.bash */; };
+		4ACC3CF72C898EA700380885 /* QuickLookPreviewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4ACC3CF62C898EA700380885 /* QuickLookPreviewController.swift */; };
 		4E7F066629602E7B00BB3C12 /* CodeEditSplitViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4E7F066529602E7B00BB3C12 /* CodeEditSplitViewController.swift */; };
 		4EE96ECB2960565E00FFBEA8 /* DocumentsUnitTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4EE96ECA2960565E00FFBEA8 /* DocumentsUnitTests.swift */; };
 		4EE96ECE296059E000FFBEA8 /* NSHapticFeedbackPerformerMock.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4EE96ECD296059E000FFBEA8 /* NSHapticFeedbackPerformerMock.swift */; };
@@ -770,6 +771,7 @@
 		30E6D0002A6E505200A58B20 /* NavigatorSidebarViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NavigatorSidebarViewModel.swift; sourceTree = "<group>"; };
 		3E0196722A3921AC002648D8 /* codeedit_shell_integration_rc.zsh */ = {isa = PBXFileReference; lastKnownFileType = text.script.sh; path = codeedit_shell_integration_rc.zsh; sourceTree = "<group>"; };
 		3E0196792A392B45002648D8 /* codeedit_shell_integration.bash */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.script.sh; path = codeedit_shell_integration.bash; sourceTree = "<group>"; };
+		4ACC3CF62C898EA700380885 /* QuickLookPreviewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = QuickLookPreviewController.swift; sourceTree = "<group>"; };
 		4E7F066529602E7B00BB3C12 /* CodeEditSplitViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CodeEditSplitViewController.swift; sourceTree = "<group>"; };
 		4EE96ECA2960565E00FFBEA8 /* DocumentsUnitTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DocumentsUnitTests.swift; sourceTree = "<group>"; };
 		4EE96ECD296059E000FFBEA8 /* NSHapticFeedbackPerformerMock.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NSHapticFeedbackPerformerMock.swift; sourceTree = "<group>"; };
@@ -1449,6 +1451,7 @@
 		285FEC6C27FE4AC700E57D53 /* OutlineView */ = {
 			isa = PBXGroup;
 			children = (
+				4ACC3CF62C898EA700380885 /* QuickLookPreviewController.swift */,
 				2847019D27FDDF7600F87B6B /* ProjectNavigatorOutlineView.swift */,
 				285FEC6D27FE4B4A00E57D53 /* ProjectNavigatorViewController.swift */,
 				6CC17B522C43314000834E2C /* ProjectNavigatorViewController+NSOutlineViewDelegate.swift */,
@@ -4191,6 +4194,7 @@
 				B62AEDDC2A27C1B3009A9F52 /* OSLogType+Color.swift in Sources */,
 				587B9E6329301D8F00AC7927 /* GitLabAccount.swift in Sources */,
 				6C1CC99B2B1E7CBC0002349B /* FindNavigatorIndexBar.swift in Sources */,
+				4ACC3CF72C898EA700380885 /* QuickLookPreviewController.swift in Sources */,
 				285FEC7027FE4B9800E57D53 /* ProjectNavigatorTableViewCell.swift in Sources */,
 				B69D3EE32C5F536B005CF43A /* ActiveTaskView.swift in Sources */,
 				300051672BBD3A5D00A98562 /* ServiceContainer.swift in Sources */,
@@ -5632,7 +5636,7 @@
 			repositoryURL = "https://github.com/groue/GRDB.swift.git";
 			requirement = {
 				kind = upToNextMajorVersion;
-				minimumVersion = 6.0.0;
+				minimumVersion = 6.29.2;
 			};
 		};
 		6C6BD6F229CD142C00235D17 /* XCRemoteSwiftPackageReference "collectionconcurrencykit" */ = {

CodeEdit/Features/CEWorkspace/Models/CEWorkspaceFile.swift

@@ -164,6 +164,9 @@ final class CEWorkspaceFile: Codable, Comparable, Hashable, Identifiable, Editor
         FileIcon.iconColor(fileType: type)
     }
 
+    /// Returns whether the item is being opened in Quick Look.
+    var isOpeningInQuickLook = false
+
     init(
         id: String,
         url: URL,

CodeEdit/Features/Editor/Views/EditorAreaFileView.swift

@@ -23,18 +23,23 @@ struct EditorAreaFileView: View {
     var textViewCoordinators: [TextViewCoordinator] = []
 
     @ViewBuilder var editorAreaFileView: some View {
-        if let utType = codeFile.utType, utType.conforms(to: .text) {
-            CodeFileView(codeFile: codeFile, textViewCoordinators: textViewCoordinators)
-        } else {
-            NonTextFileView(fileDocument: codeFile)
-                .padding(.top, edgeInsets.top - 1.74)
-                .padding(.bottom, StatusBarView.height + 1.26)
-                .modifier(UpdateStatusBarInfo(with: codeFile.fileURL))
-                .onDisappear {
-                    statusBarViewModel.dimensions = nil
-                    statusBarViewModel.fileSize = nil
-                }
-        }
+        if let document = file.fileDocument {
+            if file.isOpeningInQuickLook {
+                AnyFileView(file.url)
+                    .padding(.top, edgeInsets.top - 1.74)
+                    .padding(.bottom, StatusBarView.height + 1.26)
+            } else if let utType = document.utType, utType.conforms(to: .text) {
+                CodeFileView(codeFile: document, textViewCoordinators: textViewCoordinators)
+            } else {
+                NonTextFileView(fileDocument: document)
+                    .padding(.top, edgeInsets.top - 1.74)
+                    .padding(.bottom, StatusBarView.height + 1.26)
+                    .modifier(UpdateStatusBarInfo(with: document.fileURL))
+                    .onDisappear {
+                        statusBarViewModel.dimensions = nil
+                        statusBarViewModel.fileSize = nil
+                    }
+            }
     }
 
     var body: some View {

CodeEdit/Features/NavigatorArea/ProjectNavigator/OutlineView/ProjectNavigatorMenu.swift

@@ -120,8 +120,9 @@ final class ProjectNavigatorMenu: NSMenu {
                 return ([.none()], [])
             }
             var primaryItems = [NSMenuItem]()
-            if type.conforms(to: .sourceCode) {
-                primaryItems.append(.sourceCode())
+            if type.conforms(to: .text) || checkFileIsText(for: item) {
+                primaryItems.append(menuItem("Source Code", action: #selector(openInSourceCode)))
+                primaryItems.append(.separator())
             }
             if type.conforms(to: .propertyList) {
                 primaryItems.append(.propertyList())
@@ -141,10 +142,7 @@ final class ProjectNavigatorMenu: NSMenu {
                 secondaryItems.append(.hex())
             }
 
-            // FIXME: Update the quickLook condition
-            if type.conforms(to: .data) {
-                secondaryItems.append(.quickLook())
-            }
+            secondaryItems.append(QuickLookPreviewController.quickLookMenu(item: item, workspace: workspace))
 
             return (primaryItems, secondaryItems)
         }
@@ -178,6 +176,31 @@ final class ProjectNavigatorMenu: NSMenu {
         return sourceControlMenu
     }
 
+    /// Checks if the given `CEWorkspaceFile` is a text file.
+    /// This function verifies if the content of the file can be decoded as text.
+    /// It is used as a fallback when the type identifier does not conform to the expected text type.
+    func checkFileIsText(for item: CEWorkspaceFile) -> Bool {
+        do {
+            // Read the first 512 bytes of the file.
+            let fileHandle = try FileHandle(forReadingFrom: item.url)
+            let fileData = fileHandle.readData(ofLength: 512)
+            defer { fileHandle.closeFile() }
+
+            // Extreme use case: Returns true for empty files.
+            // E.g. The user hasn't typed anything on it, yet.
+            // This is used for files like .env, .gitignore or files that lack an extension.
+            if fileData.isEmpty {
+                return true
+            }
+
+            // swiftlint:disable:next non_optional_string_data_conversion
+            return String(data: fileData, encoding: .utf8) != nil
+        } catch {
+            print("Error reading file: \(error)")
+            return false
+        }
+    }
+
     /// Updates the menu for the selected item and hides it if no item is provided.
     override func update() {
         removeAllItems()
@@ -264,6 +287,16 @@ final class ProjectNavigatorMenu: NSMenu {
         guard let item else { return }
         workspace?.workspaceFileManager?.duplicate(file: item)
     }
+
+    /// Action that opens the file in Source Code.
+    @objc
+    private func openInSourceCode() {
+        guard let item else { return }
+        item.isOpeningInQuickLook = false
+        guard let workspace,
+              let editorManager = workspace.editorManager else { return }
+        editorManager.openTab(item: item)
+    }
 }
 
 extension NSMenuItem {

CodeEdit/Features/NavigatorArea/ProjectNavigator/OutlineView/QuickLookPreviewController.swift

@@ -0,0 +1,59 @@
+//
+//  QuickLookPreviewController.swift
+//  CodeEdit
+//
+//  Created by Leonardo Larrañaga on 7/10/24.
+//
+
+import QuickLookUI
+import SwiftUI
+
+/// A class that handles file preview using Quick Look.
+class QuickLookPreviewController: NSObject, QLPreviewPanelDataSource, QLPreviewPanelDelegate {
+    /// Shared instance of `QuickLookPreviewController` for global use.
+    static let shared = QuickLookPreviewController()
+
+    /// URL of the item to preview.
+    static var previewItemURL: URL!
+
+    /// Returns the number of items to preview in the Quick Look panel.
+    /// Requiered function for `QLPreviewPanelDelegate`.
+    func numberOfPreviewItems(in panel: QLPreviewPanel!) -> Int {
+        return 1
+    }
+
+    /// Returns the item to preview at the specified index.
+    /// Requiered function for `QLPreviewPanelDelegate`.
+    func previewPanel(_ panel: QLPreviewPanel!, previewItemAt index: Int) -> (any QLPreviewItem)! {
+        return QuickLookPreviewController.previewItemURL as QLPreviewItem
+    }
+
+    /// Opens the item in a Quick Look tab.
+    @objc
+    func openQuickLookTab(_ sender: NSMenuItem) {
+        guard let context = sender.representedObject as? (CEWorkspaceFile, WorkspaceDocument?) else { return }
+        let (item, workspace) = context
+
+        guard let workspace,
+              let editorManager = workspace.editorManager else { return }
+        item.isOpeningInQuickLook = true
+        editorManager.openTab(item: item)
+    }
+
+    /// Creates a Quick Look menu for the specified item.
+    /// - Parameter item: The workspace file (`CEWorkspaceFile`) for which the menu item will be created.
+    /// - Returns: A menu item configured to open Quick Look.
+    static func quickLookMenu(item: CEWorkspaceFile, workspace: WorkspaceDocument?) -> NSMenuItem {
+        QuickLookPreviewController.previewItemURL = item.url
+
+        let quickLookMenuItem = NSMenuItem(
+            title: "Quick Look",
+            action: #selector(QuickLookPreviewController.shared.openQuickLookTab(_:)),
+            keyEquivalent: ""
+        )
+        quickLookMenuItem.target = QuickLookPreviewController.shared
+        quickLookMenuItem.representedObject = (item, workspace)
+
+        return quickLookMenuItem
+    }
+}