From 9a0bd3f93dbb1babc3149e3ba6348810a909fd4f Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Wed, 10 Jan 2024 17:10:26 +0100
Subject: codec: Fixing minor issues csv and data definitions

---
 modules/codec/c++/csv.h     |  3 +--
 modules/codec/c++/data.h    | 17 +++++++++++++++++
 modules/codec/tests/csv.cpp | 28 ++++++++++++++++++++++------
 3 files changed, 40 insertions(+), 8 deletions(-)

diff --git a/modules/codec/c++/csv.h b/modules/codec/c++/csv.h
index 7a3a18e..d35bb2d 100644
--- a/modules/codec/c++/csv.h
+++ b/modules/codec/c++/csv.h
@@ -118,7 +118,7 @@ struct csv_encode<schema::Struct<schema::Member<V,K>...>, FromDecode> {
 					return eov;
 				}
 			}
-			return encode_header(to);
+			return encode_i<i+1>(from, to);
 		}
 		{
 			/**
@@ -162,7 +162,6 @@ struct csv_encode<schema::Primitive<T,N>, FromDecode> {
 
 	static error_or<void> encode(const data<Schema, FromDecode>& from, buffer& to){
 		std::string to_str;
-
 		try {
 			to_str = std::to_string(from.get());
 		}catch(const std::exception& ){
diff --git a/modules/codec/c++/data.h b/modules/codec/c++/data.h
index 2dffdbe..eb24841 100644
--- a/modules/codec/c++/data.h
+++ b/modules/codec/c++/data.h
@@ -383,6 +383,7 @@ private:
 	typename native_data_type<schema::Primitive<T,N>>::type value_;
 public:
 	data():value_{}{}
+
 	SAW_DEFAULT_COPY(data);
 	SAW_DEFAULT_MOVE(data);
 
@@ -394,6 +395,22 @@ public:
 	}
 
 	typename native_data_type<schema::Primitive<T,N>>::type get() const {return value_;}
+
+	data<schema::Primitive<T,N>, encode::Native> operator*(const saw::data<schema::Primitive<T,N>, encode::Native>& rhs)const{
+		return {get() * rhs.get()};
+	}
+	
+	data<schema::Primitive<T,N>, encode::Native> operator/(const saw::data<schema::Primitive<T,N>, encode::Native>& rhs)const{
+		return {get() / rhs.get()};
+	}
+	
+	data<schema::Primitive<T,N>, encode::Native> operator+(const saw::data<schema::Primitive<T,N>, encode::Native>& rhs)const{
+		return {get() + rhs.get()};
+	}
+
+	data<schema::Primitive<T,N>, encode::Native> operator-(const saw::data<schema::Primitive<T,N>, encode::Native>& rhs)const{
+		return {get() - rhs.get()};
+	}
 };
 
 
diff --git a/modules/codec/tests/csv.cpp b/modules/codec/tests/csv.cpp
index cbdc129..6d5549a 100644
--- a/modules/codec/tests/csv.cpp
+++ b/modules/codec/tests/csv.cpp
@@ -10,7 +10,8 @@ using namespace saw::schema;
 
 using TestStruct = Struct<
 	Member<String, "string">,
-	Member<UInt64, "number">
+	Member<UInt64, "number">,
+	Member<Int8, "signed">
 >;
 
 using TestArray = Array<
@@ -20,11 +21,26 @@ using TestArray = Array<
 SAW_TEST("Codec Csv Encode Basic"){
 	using namespace saw;
 
-	data <TestArray, encode::Native> native_data{1};
-	auto& row = native_data.at(0);
-
-	row.template get<"string">().set("foo");
-	row.template get<"number">().set(140u);
+	size_t n_size = 3;
+	data <TestArray, encode::Native> native_data{n_size};
+	{
+		auto& row = native_data.at(0);
+		row.template get<"string">().set("foo");
+		row.template get<"number">().set(140u);
+		row.template get<"signed">().set(1);
+	}
+	{
+		auto& row = native_data.at(1);
+		row.template get<"string">().set("bar");
+		row.template get<"number">().set(245u);
+		row.template get<"signed">().set(2);
+	}
+	{
+		auto& row = native_data.at(2);
+		row.template get<"string">().set("ban and anna");
+		row.template get<"number">().set(42u);
+		row.template get<"signed">().set(3);
+	}
 
 	data <TestArray, encode::Csv> csv_data;
 	codec<TestArray, encode::Csv> csv_codec;
-- 
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