Refactor receive api

[signal-cli] / lib / src / main / java / org / asamk / signal / manager / DeviceLinkInfo.java

diff --git a/lib/src/main/java/org/asamk/signal/manager/DeviceLinkInfo.java b/lib/src/main/java/org/asamk/signal/manager/DeviceLinkInfo.java
index 82d8a37fb9722978d0a6de57d3c395c638133c71..ca6e305ceb8df3b6c0b7ac460b975b0e57535e18 100644 (file)
--- a/lib/src/main/java/org/asamk/signal/manager/DeviceLinkInfo.java
+++ b/lib/src/main/java/org/asamk/signal/manager/DeviceLinkInfo.java
@@ -1,10 +1,12 @@
 package org.asamk.signal.manager;
 
+import org.asamk.signal.manager.api.InvalidDeviceLinkException;
 import org.whispersystems.libsignal.InvalidKeyException;
 import org.whispersystems.libsignal.ecc.Curve;
 import org.whispersystems.libsignal.ecc.ECPublicKey;
 
 import java.net.URI;
+import java.net.URISyntaxException;
 import java.net.URLDecoder;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
@@ -14,12 +16,9 @@ import java.util.Map;
 
 import static org.whispersystems.signalservice.internal.util.Util.isEmpty;
 
-public class DeviceLinkInfo {
+public record DeviceLinkInfo(String deviceIdentifier, ECPublicKey deviceKey) {
 
-    final String deviceIdentifier;
-    final ECPublicKey deviceKey;
-
-    public static DeviceLinkInfo parseDeviceLinkUri(URI linkUri) throws InvalidKeyException {
+    public static DeviceLinkInfo parseDeviceLinkUri(URI linkUri) throws InvalidDeviceLinkException {
         final var rawQuery = linkUri.getRawQuery();
         if (isEmpty(rawQuery)) {
             throw new RuntimeException("Invalid device link uri");
@@ -30,16 +29,21 @@ public class DeviceLinkInfo {
         var publicKeyEncoded = query.get("pub_key");
 
         if (isEmpty(deviceIdentifier) || isEmpty(publicKeyEncoded)) {
-            throw new RuntimeException("Invalid device link uri");
+            throw new InvalidDeviceLinkException("Invalid device link uri");
         }
 
         final byte[] publicKeyBytes;
         try {
             publicKeyBytes = Base64.getDecoder().decode(publicKeyEncoded);
         } catch (IllegalArgumentException e) {
-            throw new RuntimeException("Invalid device link uri", e);
+            throw new InvalidDeviceLinkException("Invalid device link uri", e);
+        }
+        ECPublicKey deviceKey;
+        try {
+            deviceKey = Curve.decodePoint(publicKeyBytes, 0);
+        } catch (InvalidKeyException e) {
+            throw new InvalidDeviceLinkException("Invalid device link", e);
         }
-        var deviceKey = Curve.decodePoint(publicKeyBytes, 0);
 
         return new DeviceLinkInfo(deviceIdentifier, deviceKey);
     }
@@ -56,16 +60,15 @@ public class DeviceLinkInfo {
         return map;
     }
 
-    public DeviceLinkInfo(final String deviceIdentifier, final ECPublicKey deviceKey) {
-        this.deviceIdentifier = deviceIdentifier;
-        this.deviceKey = deviceKey;
-    }
-
-    public String createDeviceLinkUri() {
+    public URI createDeviceLinkUri() {
         final var deviceKeyString = Base64.getEncoder().encodeToString(deviceKey.serialize()).replace("=", "");
-        return "tsdevice:/?uuid="
-                + URLEncoder.encode(deviceIdentifier, StandardCharsets.UTF_8)
-                + "&pub_key="
-                + URLEncoder.encode(deviceKeyString, StandardCharsets.UTF_8);
+        try {
+            return new URI("sgnl://linkdevice?uuid="
+                    + URLEncoder.encode(deviceIdentifier, StandardCharsets.UTF_8)
+                    + "&pub_key="
+                    + URLEncoder.encode(deviceKeyString, StandardCharsets.UTF_8));
+        } catch (URISyntaxException e) {
+            throw new AssertionError(e);
+        }
     }
 }