+#include "setupgen.h"
+#include <msp/core/getopt.h>
+#include <msp/core/maputils.h>
+#include <msp/fs/utils.h>
+#include <msp/io/console.h>
+#include <msp/io/print.h>
+#include <msp/strings/utils.h>
+
+using namespace std;
+using namespace Msp;
+
+SetupGen::SetupGen(int argc, char **argv)
+{
+ GetOpt getopt;
+ getopt.add_option('o', "output", out_fn, GetOpt::REQUIRED_ARG);
+ getopt.add_argument("input_file", in_fn, GetOpt::REQUIRED_ARG);
+ getopt(argc, argv);
+}
+
+int SetupGen::main()
+{
+ create_standard_types();
+ load();
+
+ collect_headers();
+
+ if(out_fn.empty())
+ {
+ generate_header(IO::cout);
+ generate_code(IO::cout);
+ }
+ else
+ {
+ string out_base = FS::basename(out_fn);
+ string out_ext = FS::extpart(out_base);
+ if(out_ext==".cpp" || out_ext==".h")
+ {
+ FS::Path out_dir = FS::dirname(out_fn);
+ out_base = FS::basepart(out_base);
+ IO::BufferedFile header_out((out_dir/(out_base+".h")).str(), IO::M_WRITE);
+ generate_header(header_out);
+ IO::BufferedFile code_out((out_dir/(out_base+".cpp")).str(), IO::M_WRITE);
+ IO::print(code_out, "#include \"%s.h\"\n", out_base);
+ if(!enums.empty())
+ IO::print(code_out, "#include <msp/strings/format.h>\n");
+ generate_code(code_out);
+ }
+ else
+ {
+ IO::BufferedFile out(out_fn, IO::M_WRITE);
+ generate_header(out);
+ out.put('\n');
+ generate_code(out);
+ }
+ }
+
+ return 0;
+}
+
+void SetupGen::create_standard_types()
+{
+ add_type("bool", Type::VALUE);
+ add_type("int", Type::VALUE);
+ add_type("uint", Type::VALUE).set_cpp_type("unsigned");
+ const Type &float_type = add_type("float", Type::VALUE);
+ add_type("string", Type::VALUE).set_cpp_type("std::string", "string");
+ add_type("angle", Type::VALUE).set_cpp_type("Msp::Geometry::Angle<float>", "msp/geometry/angle.h")
+ .set_load("float", "Msp::Geometry::Angle<float>::from_degrees");
+ add_type("vector2", Type::AGGREGATE).set_cpp_type("Msp::LinAl::Vector<float, 2>", "msp/linal/vector.h")
+ .set_elements(float_type, 2);
+ add_type("vector3", Type::AGGREGATE).set_cpp_type("Msp::LinAl::Vector<float, 3>", "msp/linal/vector.h")
+ .set_elements(float_type, 3);
+}
+
+Type &SetupGen::add_type(const string &n, Type::Kind k)
+{
+ auto result = types.try_emplace(n, n, k);
+ if(!result.second)
+ throw key_error(n);
+ return result.first->second;
+}
+
+const Type &SetupGen::get_type(const string &n) const
+{
+ return get_item(types, n);
+}
+
+void SetupGen::load()
+{
+ IO::BufferedFile in_file(in_fn);
+ DataFile::Parser parser(in_file, in_fn);
+ Loader ldr(*this);
+ ldr.load(parser);
+}
+
+void SetupGen::collect_headers()
+{
+ headers.insert("msp/datafile/objectloader.h");
+ headers.insert("msp/strings/lexicalcast.h");
+ for(const unique_ptr<Struct> &s: structs)
+ for(const Struct::Field &f: s->get_fields())
+ if(const string &h = f.type->get_header(); !h.empty())
+ headers.insert(h);
+}
+
+void SetupGen::generate_header(IO::Base &out) const
+{
+ string guard = toupper(FS::basepart(FS::basename(out_fn.empty() ? in_fn : out_fn)))+"_H_";
+ if(!name_space.empty())
+ {
+ vector<string> parts = split(name_space, "::");
+ parts.emplace_back(move(guard));
+ guard = join(parts.begin(), parts.end(), "_");
+ }
+ IO::print(out, "#ifndef %s\n", guard);
+ IO::print(out, "#define %s\n", guard);
+
+ if(!headers.empty())
+ {
+ out.put('\n');
+ for(const string &h: headers)
+ IO::print(out, "#include <%s>\n", h);
+ }
+
+ if(!name_space.empty())
+ IO::print(out, "\nnamespace %s {\n", name_space);
+
+ for(const unique_ptr<Enum> &e: enums)
+ {
+ out.put('\n');
+ e->define_type(out);
+ }
+
+ for(const unique_ptr<Struct> &s: structs)
+ {
+ out.put('\n');
+ s->define_type(out);
+ }
+
+ for(const unique_ptr<Struct> &s: structs)
+ {
+ out.put('\n');
+ s->define_loader(out);
+ }
+
+ for(const unique_ptr<Enum> &e: enums)
+ {
+ out.put('\n');
+ e->declare_conversions(out);
+ }
+
+ if(!name_space.empty())
+ IO::print(out, "\n} // namespace %s\n", name_space);
+
+ IO::print(out, "\n#endif\n");
+}
+
+void SetupGen::generate_code(IO::Base &out) const
+{
+ if(!name_space.empty())
+ IO::print(out, "\nnamespace %s {\n", name_space);
+
+ for(const unique_ptr<Struct> &s: structs)
+ {
+ out.put('\n');
+ s->define_functions(out);
+ }
+
+ for(const unique_ptr<Enum> &e: enums)
+ {
+ out.put('\n');
+ e->define_conversions(out);
+ }
+
+ if(!name_space.empty())
+ IO::print(out, "\n} // namespace %s\n", name_space);
+}
+
+
+SetupGen::Loader::Loader(SetupGen &s):
+ ObjectLoader<SetupGen>(s)
+{
+ static ActionMap shared_actions;
+ set_actions(shared_actions);
+}
+
+void SetupGen::Loader::init_actions()
+{
+ add("component", &Loader::struct_def, Struct::COMPONENT);
+ add("entity", &Loader::struct_def, Struct::ENTITY);
+ add("enum", &Loader::enum_def);
+ add("namespace", &Loader::name_space);
+}
+
+void SetupGen::Loader::enum_def(const DataFile::Symbol &n)
+{
+ Enum en(n.name);
+ load_sub(en);
+ Type &type = obj.add_type(n.name, Type::ENUM);
+ type.set_enum(*obj.enums.emplace_back(make_unique<Enum>(move(en))));
+}
+
+void SetupGen::Loader::name_space(const string &ns)
+{
+ obj.name_space = ns;
+}
+
+void SetupGen::Loader::struct_def(Struct::Kind kind, const DataFile::Symbol &n)
+{
+ Struct sct(n.name+"Setup", kind);
+ load_sub(sct, obj);
+ Type &type = obj.add_type(n.name, Type::STRUCT);
+ type.set_struct(*obj.structs.emplace_back(make_unique<Struct>(move(sct))));
+}