support for global settings. haptic feedback as the first one

resolves #185

MTMR/CustomButtonTouchBarItem.swift

@@ -176,12 +176,12 @@ class CustomButtonCell: NSButtonCell {
 
 class HapticClickGestureRecognizer: NSClickGestureRecognizer {
     override func touchesBegan(with event: NSEvent) {
-        HapticFeedback.shared.tap(strong: 2)
+        HapticFeedback.shared?.tap(strong: 2)
         super.touchesBegan(with: event)
     }
     
     override func touchesEnded(with event: NSEvent) {
-        HapticFeedback.shared.tap(strong: 1)
+        HapticFeedback.shared?.tap(strong: 1)
         super.touchesEnded(with: event)
     }
 }
@@ -226,7 +226,7 @@ class LongPressGestureRecognizer: NSPressGestureRecognizer {
     @objc private func onTimer() {
         if let target = self.target, let action = self.action {
             target.performSelector(onMainThread: action, with: self, waitUntilDone: false)
-            HapticFeedback.shared.tap(strong: 6)
+            HapticFeedback.shared?.tap(strong: 6)
         }
     }
     

MTMR/HapticFeedback.swift

@@ -9,7 +9,7 @@
 import IOKit
 
 class HapticFeedback {
-    static let shared = HapticFeedback()
+    static var shared: HapticFeedback?
     
     // Here we have list of possible IDs for Haptic Generator Device. They are not constant
     // To find deviceID, you will need IORegistryExplorer app from Additional Tools for Xcode dmg

MTMR/ItemsParsing.swift

@@ -2,11 +2,27 @@ import AppKit
 import Foundation
 
 extension Data {
-    func barItemDefinitions() -> [BarItemDefinition]? {
-        return try? JSONDecoder().decode([BarItemDefinition].self, from: utf8string!.stripComments().data(using: .utf8)!)
+    func mtmrPreset() -> Preset? {
+        let data = self.utf8string!.stripComments().data(using: .utf8)!
+        guard let preset = try? JSONDecoder().decode(Preset.self, from: data) else {
+            if let oldFormat = try? JSONDecoder().decode([BarItemDefinition].self, from: data) {
+                return Preset(settings: nil, barItems: oldFormat)
+            }
+            return nil
+        }
+        return preset
     }
 }
 
+struct Preset: Decodable {
+    let settings: GlobalSettings?
+    let barItems: [BarItemDefinition]
+}
+
+struct GlobalSettings: Decodable {
+    let hapticFeedback: Bool?
+}
+
 struct BarItemDefinition: Decodable {
     let type: ItemType
     let action: ActionType

MTMR/TouchBarController.swift

@@ -172,8 +172,18 @@ class TouchBarController: NSObject, NSTouchBarDelegate {
 
     func reloadPreset(path: String) {
         lastPresetPath = path
-        let items = path.fileData?.barItemDefinitions() ?? [BarItemDefinition(type: .staticButton(title: "bad preset"), action: .none, longAction: .none, additionalParameters: [:])]
-        createAndUpdatePreset(newJsonItems: items)
+        let preset = path.fileData?.mtmrPreset() ?? fallbackPreset()
+        applySettings(preset.settings ?? GlobalSettings(hapticFeedback: true))
+        createAndUpdatePreset(newJsonItems: preset.barItems)
+    }
+    
+    func fallbackPreset() -> Preset {
+        let items = [BarItemDefinition(type: .staticButton(title: "bad preset"), action: .none, longAction: .none, additionalParameters: [:])]
+        return Preset(settings: nil, barItems: items)
+    }
+    
+    func applySettings(_ settings: GlobalSettings) {
+        HapticFeedback.shared = settings.hapticFeedback ?? true ? HapticFeedback() : nil
     }
 
     func loadItemDefinitions(jsonItems: [BarItemDefinition]) {

MTMR/Widgets/AppScrubberTouchBarItem.swift

@@ -146,12 +146,12 @@ class AppScrubberTouchBarItem: NSCustomTouchBarItem, NSScrubberDelegate, NSScrub
         ticks += 1
 
         if ticks == minTicks {
-            HapticFeedback.shared.tap(strong: 2)
+            HapticFeedback.shared?.tap(strong: 2)
         }
 
         if ticks > maxTicks {
             stopTimer()
-            HapticFeedback.shared.tap(strong: 6)
+            HapticFeedback.shared?.tap(strong: 6)
         }
     }
 
@@ -182,7 +182,7 @@ class AppScrubberTouchBarItem: NSCustomTouchBarItem, NSScrubberDelegate, NSScrub
             NSWorkspace.shared.openFile(bundleIdentifier!.replacingOccurrences(of: "file://", with: ""))
         } else {
             NSWorkspace.shared.launchApplication(withBundleIdentifier: bundleIdentifier!, options: [.default], additionalEventParamDescriptor: nil, launchIdentifier: nil)
-            HapticFeedback.shared.tap(strong: 6)
+            HapticFeedback.shared?.tap(strong: 6)
         }
         updateRunningApplication()
 
@@ -201,7 +201,7 @@ class AppScrubberTouchBarItem: NSCustomTouchBarItem, NSScrubberDelegate, NSScrub
                 }
             }
         } else {
-            HapticFeedback.shared.tap(strong: 6)
+            HapticFeedback.shared?.tap(strong: 6)
             if let index = self.persistentAppIdentifiers.index(of: bundleIdentifier!) {
                 persistentAppIdentifiers.remove(at: index)
             } else {

MTMRTests/ParseConfigTests.swift

@@ -64,4 +64,32 @@ class ParseConfig: XCTestCase {
             return
         }
     }
+    
+    func testParsesOldFormat() {
+        let fixture = """
+            [  { "type": "escape" } ]
+        """.data(using: .utf8)!
+        let result = fixture.mtmrPreset()
+        XCTAssertEqual(result?.barItems.count, 1)
+        guard case .staticButton("esc")? = result?.barItems.first?.type else {
+            XCTFail()
+            return
+        }
+    }
+    
+    func testParsesHapticFeedbackSettings() {
+        let fixture = """
+            {
+             "settings": { "hapticFeedback": false },
+             "barItems":  [  { "type": "escape" } ]
+            }
+        """.data(using: .utf8)!
+        let result = fixture.mtmrPreset()
+        XCTAssertEqual(result?.barItems.count, 1)
+        guard case .staticButton("esc")? = result?.barItems.first?.type else {
+            XCTFail()
+            return
+        }
+        XCTAssertEqual(result?.settings?.hapticFeedback, .some(false))
+    }
 }