package net.minecraft.server.dialog.action;

import com.mojang.serialization.Codec;
import com.mojang.serialization.DataResult;
import java.util.List;
import java.util.Map;
import net.minecraft.commands.functions.StringTemplate;

public class ParsedTemplate {
	public static final Codec<ParsedTemplate> CODEC = Codec.STRING.comapFlatMap(ParsedTemplate::parse, parsedTemplate -> parsedTemplate.raw);
	public static final Codec<String> VARIABLE_CODEC = Codec.STRING
		.validate(string -> StringTemplate.isValidVariableName(string) ? DataResult.success(string) : DataResult.error(() -> string + " is not a valid input name"));
	private final String raw;
	private final StringTemplate parsed;

	private ParsedTemplate(String raw, StringTemplate parsed) {
		this.raw = raw;
		this.parsed = parsed;
	}

	private static DataResult<ParsedTemplate> parse(String input) {
		StringTemplate stringTemplate;
		try {
			stringTemplate = StringTemplate.fromString(input);
		} catch (Exception var3) {
			return DataResult.error(() -> "Failed to parse template " + input + ": " + var3.getMessage());
		}

		return DataResult.success(new ParsedTemplate(input, stringTemplate));
	}

	public String instantiate(Map<String, String> variables) {
		List<String> list = this.parsed.variables().stream().map(string -> (String)variables.getOrDefault(string, "")).toList();
		return this.parsed.substitute(list);
	}
}