DEVTOOLS-185 Remplacer le json en dur des images resgen

Sources/ResgenSwift/Images/Model/ParsedImage.swift

@@ -42,34 +42,45 @@ struct ParsedImage {
     
     // MARK: - Assets
     
-    var contentJson: String {
-        """
-        {
-          "images" : [
-            {
-              "idiom" : "universal",
-              "scale" : "1x",
-              "filename" : "\(name).\(XcassetsGenerator.outputImageExtension)"
-            },
-            {
-              "idiom" : "universal",
-              "scale" : "2x",
-              "filename" : "\(name)@2x.\(XcassetsGenerator.outputImageExtension)"
-            },
-            {
-              "idiom" : "universal",
-              "scale" : "3x",
-              "filename" : "\(name)@3x.\(XcassetsGenerator.outputImageExtension)"
-            }
-          ],
-          "info" : {
-            "version" : 1,
-            "author" : "ResgenSwift-Imagium"
-          }
+    var contentJson: String? {
+        let encoder = JSONEncoder()
+        encoder.outputFormatting = .prettyPrinted
+        
+        guard let data = try? encoder.encode(imageContent) else {
+            let error = ImagesError.writeFile("Contents.json", "Error encoding json file")
+            print(error.description)
+            Images.exit(withError: error)
         }
-        """
+
+        return String(data: data, encoding: .utf8)
     }
-    
+
+    var imageContent: AssetContent {
+        return AssetContent(
+            images: [
+                AssetImageDescription(
+                    idiom: "universal",
+                    scale: "1x",
+                    filename: "\(name).\(XcassetsGenerator.outputImageExtension)"
+                ),
+                AssetImageDescription(
+                    idiom: "universal",
+                    scale: "2x",
+                    filename: "\(name)@2x.\(XcassetsGenerator.outputImageExtension)"
+                ),
+                AssetImageDescription(
+                    idiom: "universal",
+                    scale: "3x",
+                    filename: "\(name)@3x.\(XcassetsGenerator.outputImageExtension)"
+                )
+            ],
+            info: AssetInfo(
+                version: 1,
+                author: "ResgenSwift-Imagium"
+            )
+        )
+    }
+
     // MARK: - Extension property
     
     func getImageProperty(isStatic: Bool, isSwiftUI: Bool) -> String {