closed #89 make custom widgets codable

Shared/views/CustomWidget/CustomWidgetModel.swift

@@ -7,13 +7,13 @@
 
 import SwiftUI
 
-class CustomWidgetModel: ObservableObject {
+class CustomWidgetModel: ObservableObject, Codable {
     static let numberOfBGItems = 109
     
-    static let defaultCustomIcon = CustomWidgetModel(leftEye: CustomWidgetEyeOptions.defaultOption,
+    static let defaultCustomWidget = CustomWidgetModel(leftEye: CustomWidgetEyeOptions.defaultOption,
                                                      rightEye: CustomWidgetEyeOptions.defaultOption,
                                                      mouth: CustomWidgetMouthOptions.defaultOption,
-                                                     background: WidgetView_Previews.backgrounds,
+                                                     background: CustomWidgetBackGroundOptions.defaultOption,
                                                      bgColor: .red,
                                                      innerColor: .green,
                                                      bgOverlayColor: .orange,
@@ -26,7 +26,7 @@ class CustomWidgetModel: ObservableObject {
     init(leftEye: CustomWidgetEyeOptions,
          rightEye: CustomWidgetEyeOptions,
          mouth: CustomWidgetMouthOptions,
-         background: [(CustomWidgetBackGroundOptions, UUID)],
+         background: CustomWidgetBackGroundOptions,
          bgColor: Color,
          innerColor: Color,
          bgOverlayColor: Color,
@@ -52,7 +52,7 @@ class CustomWidgetModel: ObservableObject {
     @Published var rightEye: CustomWidgetEyeOptions
     @Published var mouth: CustomWidgetMouthOptions
     
-    @Published var background: [(CustomWidgetBackGroundOptions, UUID)]
+    @Published var background: CustomWidgetBackGroundOptions
     @Published var bgColor: Color
     @Published var innerColor: Color
     @Published var bgOverlayColor: Color
@@ -62,6 +62,66 @@ class CustomWidgetModel: ObservableObject {
     @Published var mouthColor: Color
     
     @Published var circleStrokeColor: Color
+
+    public var backgroundImages : [(Image, String)] {
+        if background == .random {
+            var blah = [(Image, String)]()
+            for _ in 0...CustomWidgetModel.numberOfBGItems {
+                let image = CustomWidgetBackGroundOptions.selectable.randomElement()?.image ?? CustomWidgetBackGroundOptions.defaultOption.image
+                blah.append((image, UUID().uuidString))
+            }
+            return blah
+        } else {
+            var blah = [(Image, String)]()
+            for _ in 0...CustomWidgetModel.numberOfBGItems {
+                blah.append((background.image, UUID().uuidString))
+            }
+            return blah
+        }
+    }
+    
+    enum CodingKeys: CodingKey {
+        case leftEye, rightEye, mouth, background, bgColor, innerColor, bgOverlayColor, leftEyeColor, rightEyeColor, mouthColor, circleStrokeColor
+    }
+    
+    required init(from decoder: Decoder) throws {
+        let container = try decoder.container(keyedBy: CodingKeys.self)
+        leftEye = try container.decode(CustomWidgetEyeOptions.self, forKey: .leftEye)
+        rightEye = try container.decode(CustomWidgetEyeOptions.self, forKey: .rightEye)
+        mouth = try container.decode(CustomWidgetMouthOptions.self, forKey: .mouth)
+        
+        background = try container.decode(CustomWidgetBackGroundOptions.self, forKey: .background)
+        bgColor = try container.decode(Color.self, forKey: .bgColor)
+        innerColor = try container.decode(Color.self, forKey: .innerColor)
+        bgOverlayColor = try container.decode(Color.self, forKey: .bgOverlayColor)
+        leftEyeColor = try container.decode(Color.self, forKey: .leftEyeColor)
+        rightEyeColor = try container.decode(Color.self, forKey: .rightEyeColor)
+        mouthColor = try container.decode(Color.self, forKey: .mouthColor)
+        circleStrokeColor = try container.decode(Color.self, forKey: .circleStrokeColor)
+    }
+    
+    func encode(to encoder: Encoder) throws {
+        var container = encoder.container(keyedBy: CodingKeys.self)
+        try container.encode(leftEye, forKey: .leftEye)
+        try container.encode(rightEye, forKey: .rightEye)
+        try container.encode(mouth, forKey: .mouth)
+        
+        try container.encode(background, forKey: .background)
+        try container.encode(bgColor, forKey: .bgColor)
+        try container.encode(innerColor, forKey: .innerColor)
+        try container.encode(bgOverlayColor, forKey: .bgOverlayColor)
+        try container.encode(leftEyeColor, forKey: .leftEyeColor)
+        try container.encode(rightEyeColor, forKey: .rightEyeColor)
+        try container.encode(mouthColor, forKey: .mouthColor)
+        try container.encode(circleStrokeColor, forKey: .circleStrokeColor)
+    }
+    
+    func toData() -> Data {
+        if let data = try? JSONEncoder().encode(self) {
+            return data
+        }
+        return Data()
+    }
 }
 
 enum CustomWidgetBackGroundOptions: String, CaseIterable, Codable {