import java.io.OutputStreamWriter;

/**
 * Generic Enum Writer. Including Data Type Defination and Nameof Values.
 */
public class GeneralWriter {
	public static void writeEnums(OutputStreamWriter writer, EnumsHelper.EnumCollection_t prog) throws Exception {
		IndentHelper indent = new IndentHelper(writer);
		for (EnumsHelper.Enum_t enum_t : prog.mEnums) {
			// write enum comment
			indent.briefComment(enum_t.mEnumComment);

			// write enum start
			indent.printf("enum class %s : %s {", enum_t.mEnumName,
					CommonHelper.getEnumUnderlyingType(enum_t.mCanUnsigned));
			indent.inc();

			// write enum entries
			for (EnumsHelper.EnumEntry_t enumEntry_t : enum_t.mEntries) {
				// write entry self
				if (enumEntry_t.mEntryValue == null) {
					indent.printf("%s,", enumEntry_t.mEntryName);
				} else {
					indent.printf("%s = %s,", enumEntry_t.mEntryName, enumEntry_t.mEntryValue);
				}

				// write entry comment after member
				indent.afterMemberComment(enumEntry_t.mEntryComment);
			}

			// write enum tail
			indent.dec();
			indent.puts("};");
			indent.printf("LIBCMO_BITFLAG_OPERATORS(%s);", enum_t.mEnumName);
		}
	}

	public static void writeNameofValues(OutputStreamWriter writer, EnumsHelper.EnumCollection_t prog,
			CommonHelper.CKParts parts) throws Exception {
		IndentHelper indent = new IndentHelper(writer);
		
		indent.puts("struct GeneralReflection { const char* mName; };");
		indent.puts("template<typename _Ty>;");
		indent.puts("using GeneralReflectionArray = std::vector<std::pair<TEnum, GeneralReflection>>;");
		
		for (EnumsHelper.Enum_t enum_t : prog.mEnums) {
			// write enum desc header
			indent.printf("const GeneralReflectionArray<LibCmo::%s::%s> %s {", CommonHelper.getCKPartsNamespace(parts),
					enum_t.mEnumName, enum_t.mEnumName);
			indent.inc();

			// write enum desc entries
			for (EnumsHelper.EnumEntry_t enumEntry_t : enum_t.mEntries) {
				indent.printf("{ LibCmo::%s::%s::%s, {\"%s\"} },", CommonHelper.getCKPartsNamespace(parts),
						enum_t.mEnumName, enumEntry_t.mEntryName, enumEntry_t.mEntryName);
			}

			// write enum tail
			indent.dec();
			indent.puts("};");
		}
	}
}