From 1858163d3ca39b538f847046d781422e5b6026a0 Mon Sep 17 00:00:00 2001
From: Timothy Flynn <trflynn89@pm.me>
Date: Fri, 24 Feb 2023 13:51:37 -0500
Subject: [PATCH] LibIPC: Add a built-in encoder/decoder for AK::Time

---
 Userland/Libraries/LibIPC/Decoder.cpp | 7 +++++++
 Userland/Libraries/LibIPC/Decoder.h   | 3 +++
 Userland/Libraries/LibIPC/Encoder.cpp | 7 +++++++
 Userland/Libraries/LibIPC/Encoder.h   | 3 +++
 4 files changed, 20 insertions(+)

diff --git a/Userland/Libraries/LibIPC/Decoder.cpp b/Userland/Libraries/LibIPC/Decoder.cpp
index 49f7694bfb..6abb1d1d7d 100644
--- a/Userland/Libraries/LibIPC/Decoder.cpp
+++ b/Userland/Libraries/LibIPC/Decoder.cpp
@@ -62,6 +62,13 @@ ErrorOr<JsonValue> decode(Decoder& decoder)
     return JsonValue::from_string(json);
 }
 
+template<>
+ErrorOr<Time> decode(Decoder& decoder)
+{
+    auto nanoseconds = TRY(decoder.decode<i64>());
+    return AK::Time::from_nanoseconds(nanoseconds);
+}
+
 template<>
 ErrorOr<URL> decode(Decoder& decoder)
 {
diff --git a/Userland/Libraries/LibIPC/Decoder.h b/Userland/Libraries/LibIPC/Decoder.h
index d1ff1b9d54..a2f8a54956 100644
--- a/Userland/Libraries/LibIPC/Decoder.h
+++ b/Userland/Libraries/LibIPC/Decoder.h
@@ -87,6 +87,9 @@ ErrorOr<ByteBuffer> decode(Decoder&);
 template<>
 ErrorOr<JsonValue> decode(Decoder&);
 
+template<>
+ErrorOr<Time> decode(Decoder&);
+
 template<>
 ErrorOr<URL> decode(Decoder&);
 
diff --git a/Userland/Libraries/LibIPC/Encoder.cpp b/Userland/Libraries/LibIPC/Encoder.cpp
index 70b67d8c06..358dd02cc9 100644
--- a/Userland/Libraries/LibIPC/Encoder.cpp
+++ b/Userland/Libraries/LibIPC/Encoder.cpp
@@ -11,6 +11,7 @@
 #include <AK/JsonObject.h>
 #include <AK/JsonValue.h>
 #include <AK/NumericLimits.h>
+#include <AK/Time.h>
 #include <AK/URL.h>
 #include <LibCore/AnonymousBuffer.h>
 #include <LibCore/DateTime.h>
@@ -73,6 +74,12 @@ ErrorOr<void> encode(Encoder& encoder, JsonValue const& value)
     return encoder.encode(value.serialized<StringBuilder>());
 }
 
+template<>
+ErrorOr<void> encode(Encoder& encoder, Time const& value)
+{
+    return encoder.encode(value.to_nanoseconds());
+}
+
 template<>
 ErrorOr<void> encode(Encoder& encoder, URL const& value)
 {
diff --git a/Userland/Libraries/LibIPC/Encoder.h b/Userland/Libraries/LibIPC/Encoder.h
index b6a97e2c9d..f379d4d417 100644
--- a/Userland/Libraries/LibIPC/Encoder.h
+++ b/Userland/Libraries/LibIPC/Encoder.h
@@ -118,6 +118,9 @@ ErrorOr<void> encode(Encoder&, ByteBuffer const&);
 template<>
 ErrorOr<void> encode(Encoder&, JsonValue const&);
 
+template<>
+ErrorOr<void> encode(Encoder&, Time const&);
+
 template<>
 ErrorOr<void> encode(Encoder&, URL const&);