feat: Phase2 JLine终端交互增强 - 行编辑、历史、Tab补全、信号处理
JLine 3 集成: - ReplSession重写: JLine Terminal + LineReader 替代Scanner - 支持行编辑(光标移动、删除、Home/End等) - 持久化历史记录(~/.claude-code-java/history) - 上下箭头浏览输入历史 - Ctrl+C取消当前输入、Ctrl+D退出 - JLine失败时自动降级到Scanner模式 Tab补全: - ClaudeCodeCompleter: 斜杠命令补全(/后按Tab) - 支持命令别名补全(如 /q → exit) - 分组显示(Commands / Aliases) 新增命令: - /model: 显示当前AI模型信息 - /compact: 压缩对话上下文 - /cost: Token用量显示(占位) 改进: - HelpCommand清理为统一格式 - Banner增加终端信息显示和快捷键提示 - 彩色提示符使用AttributedStringBuilder Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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@@ -1,6 +1,7 @@
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package com.claudecode.command.impl;
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import com.claudecode.command.CommandContext;
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import com.claudecode.command.CommandRegistry;
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import com.claudecode.command.SlashCommand;
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import com.claudecode.console.AnsiStyle;
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@@ -31,24 +32,21 @@ public class HelpCommand implements SlashCommand {
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StringBuilder sb = new StringBuilder();
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sb.append(AnsiStyle.bold("\n Available Commands:\n\n"));
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for (SlashCommand cmd : context.toolRegistry() != null
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? List.<SlashCommand>of() // 这里后续会获取注册的命令
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: List.<SlashCommand>of()) {
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sb.append(String.format(" %s%-12s%s %s%n",
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AnsiStyle.CYAN, "/" + cmd.name(), AnsiStyle.RESET, cmd.description()));
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}
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// 硬编码展示(后续重构为动态)
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sb.append(String.format(" %s%-12s%s %s%n", AnsiStyle.CYAN, "/help", AnsiStyle.RESET, "Show available commands"));
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sb.append(String.format(" %s%-12s%s %s%n", AnsiStyle.CYAN, "/clear", AnsiStyle.RESET, "Clear conversation history"));
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sb.append(String.format(" %s%-12s%s %s%n", AnsiStyle.CYAN, "/compact", AnsiStyle.RESET, "Compact conversation context"));
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sb.append(String.format(" %s%-12s%s %s%n", AnsiStyle.CYAN, "/cost", AnsiStyle.RESET, "Show token usage and cost"));
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sb.append(String.format(" %s%-12s%s %s%n", AnsiStyle.CYAN, "/model", AnsiStyle.RESET, "Show or switch AI model"));
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sb.append(String.format(" %s%-12s%s %s%n", AnsiStyle.CYAN, "/exit", AnsiStyle.RESET, "Exit the application"));
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// 从注入的 CommandRegistry 获取不到(因为 context 里没有),所以硬编码与注册保持一致
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sb.append(formatCmd("help", "Show available commands"));
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sb.append(formatCmd("clear", "Clear conversation history"));
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sb.append(formatCmd("compact", "Compact conversation context"));
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sb.append(formatCmd("cost", "Show token usage and cost"));
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sb.append(formatCmd("model", "Show or switch AI model"));
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sb.append(formatCmd("exit", "Exit the application (also: /quit, /q)"));
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sb.append("\n");
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sb.append(AnsiStyle.dim(" Tips: Press Tab for command completion, Ctrl+D to exit\n"));
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sb.append(AnsiStyle.dim(" Shortcuts: Tab to autocomplete, ↑↓ to browse history, Ctrl+D to exit\n"));
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return sb.toString();
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}
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private String formatCmd(String name, String desc) {
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return String.format(" %s%-12s%s %s%n", AnsiStyle.CYAN, "/" + name, AnsiStyle.RESET, desc);
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}
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}
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