From 57c8ff05f4b19762b6915aac83c1245a54ee7f42 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Tue, 2 Apr 2024 17:48:37 +0200
Subject: tools, codec-json: Initial whitespace is also valid json. Also fixed
 reading for cli manip as well

---
 modules/tools/examples/cli_mod.cpp | 73 +++++++++++++++++++++++++++++++++++---
 1 file changed, 69 insertions(+), 4 deletions(-)

(limited to 'modules/tools/examples/cli_mod.cpp')

diff --git a/modules/tools/examples/cli_mod.cpp b/modules/tools/examples/cli_mod.cpp
index 42d4370..45114a0 100644
--- a/modules/tools/examples/cli_mod.cpp
+++ b/modules/tools/examples/cli_mod.cpp
@@ -8,16 +8,59 @@
 namespace schema {
 using namespace saw::schema;
 
+using AnalyzeInner = Struct<
+	Member<String, "bar">,
+	Member<String, "baz">
+>;
+
 using AnalyzeTest = Struct<
-	Member<String, "foo">
+	Member<String, "foo">,
+	Member<AnalyzeInner, "inner">
 >;
 }
 
+std::deque<std::string> split_schema_path(const std::string_view& sch_arg){
+	std::deque<std::string> split;
+
+	bool escape = false;
+	uint64_t last_pick = 0;
+	for(uint64_t i = 0; i < sch_arg.size(); ++i){
+		if(escape){
+			escape = false;
+		} else {
+			if(sch_arg.at(i) == '\\'){
+				escape = true;
+			}else if(sch_arg.at(i) == '.'){
+				std::string sub_str{sch_arg.substr(last_pick, i - last_pick)};
+				if(sub_str.empty()){
+					/// @todo return error
+					return {};
+				}
+				split.emplace_back(std::move(sub_str));
+				last_pick = i+1u;
+			}
+		}
+	}
+
+	if( ( sch_arg.size() == last_pick ) || escape ){
+		return {};
+	}
+
+	std::string sub_str{sch_arg.substr(last_pick)};
+	split.emplace_back(std::move(sub_str));
+
+	return split;
+}
+
 int main(int argc, char** argv){
 	/**
 	 * Basic checking and wrapping args into an array of string_view
+	 * 1. mode
+	 * 2. file_path
+	 * 3. schema_path
+	 * 4. data if it's write
 	 */
-	int min_amount_args = 2;
+	int min_amount_args = 3;
 
 	if( argc < (min_amount_args + 1) ) {
 		std::cerr<<"Not enough arguments"<<std::endl;
@@ -47,6 +90,11 @@ int main(int argc, char** argv){
 		return -1;
 	}
 
+	if( (1u+args_size) != ( static_cast<uint64_t>(argc) ) ){
+		std::cerr<<"Invalid amount argument. Need "<<args_size<<" arguments. Have "<<(argc-1)<<std::endl;
+		return -1;
+	}
+
 	bool is_read_mode = [&]() -> bool {
 		if(args_view.at(1) == "w"){
 			return false;
@@ -55,12 +103,29 @@ int main(int argc, char** argv){
 	}();
 
 	std::string json_data;
-	std::deque<std::string> sch_path;
-	int rc = saw::modify_data_on_cli<schema::AnalyzeTest, saw::encode::Json>(is_read_mode, args_view.at(2), sch_path, json_data);
+	if ( not is_read_mode ){
+		json_data = std::string{args_view.at(4)};
+	}
+
+	std::deque<std::string> sch_path = split_schema_path(args_view.at(3));
+	{
+		auto eov = saw::modify_data_on_cli<schema::AnalyzeTest, saw::encode::Json>(is_read_mode, args_view.at(2), sch_path, json_data);
+		if(eov.is_error()){
+			auto& err = eov.get_error();
+			std::cerr<<"Modification failed: "<<err.get_category()<<" - "<<err.get_message()<<std::endl;
+			return err.get_id();
+		}
+	}
+
+	if( is_read_mode ){
+		std::cout<<json_data<<std::endl;
+	}
 
+/*
 	for(int i = 0; i < argc; ++i){
 		std::cout<<args_view.at(i)<<std::endl;
 	}
+*/
 
 	return 0;
 }
-- 
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