60 lines
2.2 KiB
Java
60 lines
2.2 KiB
Java
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package net.minecraft.client;
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import com.google.common.base.Charsets;
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import com.mojang.logging.LogUtils;
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import java.io.BufferedReader;
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import java.io.BufferedWriter;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.Collection;
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import net.minecraft.util.ArrayListDeque;
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import net.minecraftforge.api.distmarker.Dist;
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import net.minecraftforge.api.distmarker.OnlyIn;
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import org.slf4j.Logger;
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@OnlyIn(Dist.CLIENT)
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public class CommandHistory {
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private static final Logger LOGGER = LogUtils.getLogger();
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private static final int MAX_PERSISTED_COMMAND_HISTORY = 50;
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private static final String PERSISTED_COMMANDS_FILE_NAME = "command_history.txt";
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private final Path commandsPath;
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private final ArrayListDeque<String> lastCommands = new ArrayListDeque<>(50);
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public CommandHistory(Path p_298502_) {
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this.commandsPath = p_298502_.resolve("command_history.txt");
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if (Files.exists(this.commandsPath)) {
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try (BufferedReader bufferedreader = Files.newBufferedReader(this.commandsPath, Charsets.UTF_8)) {
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this.lastCommands.addAll(bufferedreader.lines().toList());
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} catch (Exception exception) {
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LOGGER.error("Failed to read {}, command history will be missing", "command_history.txt", exception);
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}
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}
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}
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public void addCommand(String p_298813_) {
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if (!p_298813_.equals(this.lastCommands.peekLast())) {
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if (this.lastCommands.size() >= 50) {
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this.lastCommands.removeFirst();
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}
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this.lastCommands.addLast(p_298813_);
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this.save();
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}
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}
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private void save() {
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try (BufferedWriter bufferedwriter = Files.newBufferedWriter(this.commandsPath, Charsets.UTF_8)) {
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for (String s : this.lastCommands) {
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bufferedwriter.write(s);
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bufferedwriter.newLine();
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}
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} catch (IOException ioexception) {
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LOGGER.error("Failed to write {}, command history will be missing", "command_history.txt", ioexception);
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}
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}
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public Collection<String> history() {
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return this.lastCommands;
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}
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}
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