import java.io.OutputStreamWriter;
import java.util.stream.Collectors;

/**
 * The accessible values writer of CK_CLASSID.
 */
public class ClassidWriter {
	public static void writeClassids(OutputStreamWriter writer, EnumsHelper.Enum_t classids) throws Exception {
		IndentHelper indent = new IndentHelper(writer);
		indent.puts("#pragma once");
		indent.puts("#include \"CKEnums.hpp\"");
		indent.puts("#include <cstdint>");
		indent.puts("#include <string>");
		indent.puts("#include <vector>");
		indent.puts("namespace Unvirt::AccessibleValue::EnumReflection {");
		indent.inc();

		indent.puts("struct CkClassidReflection { std::vector<const char*> mHierarchy; };");
		indent.puts("using CkClassidReflectionArray = std::vector<std::pair<LibCmo::CK2::CK_CLASSID, CkClassidReflection>>;");

		indent.puts("namespace CK2 {");
		indent.inc();
		
		indent.puts("const CkClassidReflectionArray CK_CLASSID {");
		indent.inc();
		for (EnumsHelper.EnumEntry_t entry : classids.mEntries) {
			EnumsHelper.EnumEntryWithHierarchy_t specialized = (EnumsHelper.EnumEntryWithHierarchy_t)entry;
			
			String hierarchy = specialized.mHierarchy.stream().map(value -> value.mEntryName).collect(Collectors.joining("\", \""));
			indent.printf("{ LibCmo::CK2::CK_CLASSID::%s, { { \"%s\" } } },", entry.mEntryName, hierarchy);
		}
		indent.dec();
		indent.puts("};");
		
		indent.dec();
		indent.puts("}");

		indent.dec();
		indent.puts("}");
	}
}