Split utf8 from quoted printable

src/app/converter/quotedprintabledecoder.ts

@@ -2,6 +2,7 @@ import {Converter} from "./converter";
 import {NativeLibraryWrapperService} from "../nativelibrarywrapper.service";
 
 export class QuotedPrintableDecoder implements Converter {
+
     constructor(private nativeLibraryWrapperService:NativeLibraryWrapperService) {
     }
 

src/app/converter/quotedprintableencoder.ts

@@ -2,6 +2,7 @@ import {Converter} from "./converter";
 import {NativeLibraryWrapperService} from "../nativelibrarywrapper.service";
 
 export class QuotedPrintableEncoder implements Converter {
+
     constructor(private nativeLibraryWrapperService:NativeLibraryWrapperService) {
     }
 

src/app/converter/utf8decoder.ts

@@ -0,0 +1,24 @@
+import {Converter} from "./converter";
+import {NativeLibraryWrapperService} from "../nativelibrarywrapper.service";
+
+export class UTF8Decoder implements Converter {
+
+    constructor(private nativeLibraryWrapperService:NativeLibraryWrapperService) {
+    }
+
+    getDisplayname():string {
+        return "Decode UTF-8";
+    }
+
+    getId():string {
+        return "decodeutf8";
+    }
+
+    convert(input:string):string {
+        try {
+            return this.nativeLibraryWrapperService.utf8.decode(input);
+        } catch (error) {
+            throw new Error("The input can not be interpreted a valid UTF-8 encoded string. May be corrupt?");
+        }
+    }
+}

src/app/converter/utf8encoder.ts

@@ -0,0 +1,24 @@
+import {Converter} from "./converter";
+import {NativeLibraryWrapperService} from "../nativelibrarywrapper.service";
+
+export class UTF8Encoder implements Converter {
+
+    constructor(private nativeLibraryWrapperService:NativeLibraryWrapperService) {
+    }
+
+    getDisplayname():string {
+        return "Encode UTF-8";
+    }
+
+    getId():string {
+        return "encodeutf8";
+    }
+
+    convert(input:string):string {
+        try {
+            return this.nativeLibraryWrapperService.utf8.encode(input);
+        } catch (error) {
+            throw new Error("The input can not be encoded as UTF-8. May be corrupt?");
+        }
+    }
+}