增加文件管理器,增加文件编辑
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301
src/components/FileEditor.tsx
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301
src/components/FileEditor.tsx
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import React, { useState, useEffect, useCallback } from "react";
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import { invoke } from "@tauri-apps/api/core";
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import {
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X,
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Save,
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FileText,
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AlertCircle,
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Check,
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Loader2
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} from "lucide-react";
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import { Button } from "@/components/ui/button";
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import { cn } from "@/lib/utils";
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import { useTranslation } from "react-i18next";
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import Editor from "@monaco-editor/react";
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import { motion, AnimatePresence } from "framer-motion";
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interface FileEditorProps {
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filePath: string;
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onClose: () => void;
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className?: string;
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}
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// 根据文件扩展名获取语言
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const getLanguageFromPath = (path: string): string => {
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const ext = path.split(".").pop()?.toLowerCase();
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const languageMap: Record<string, string> = {
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// JavaScript/TypeScript
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js: "javascript",
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jsx: "javascript",
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ts: "typescript",
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tsx: "typescript",
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// Web
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html: "html",
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htm: "html",
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css: "css",
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scss: "scss",
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sass: "sass",
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less: "less",
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// Programming Languages
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py: "python",
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java: "java",
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c: "c",
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cpp: "cpp",
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cc: "cpp",
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cxx: "cpp",
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cs: "csharp",
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php: "php",
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rb: "ruby",
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go: "go",
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rs: "rust",
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kt: "kotlin",
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swift: "swift",
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m: "objective-c",
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scala: "scala",
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sh: "shell",
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bash: "shell",
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zsh: "shell",
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fish: "shell",
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ps1: "powershell",
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r: "r",
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lua: "lua",
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perl: "perl",
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// Data/Config
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json: "json",
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xml: "xml",
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yaml: "yaml",
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yml: "yaml",
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toml: "toml",
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ini: "ini",
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cfg: "ini",
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conf: "ini",
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// Documentation
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md: "markdown",
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markdown: "markdown",
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rst: "restructuredtext",
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tex: "latex",
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// Database
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sql: "sql",
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// Others
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dockerfile: "dockerfile",
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makefile: "makefile",
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cmake: "cmake",
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gradle: "gradle",
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};
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return languageMap[ext || ""] || "plaintext";
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};
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export const FileEditor: React.FC<FileEditorProps> = ({
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filePath,
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onClose,
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className,
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}) => {
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const { t } = useTranslation();
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const [content, setContent] = useState<string>("");
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const [originalContent, setOriginalContent] = useState<string>("");
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const [loading, setLoading] = useState(false);
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const [saving, setSaving] = useState(false);
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const [error, setError] = useState<string | null>(null);
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const [saved, setSaved] = useState(false);
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const [hasChanges, setHasChanges] = useState(false);
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const fileName = filePath.split("/").pop() || filePath;
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const language = getLanguageFromPath(filePath);
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// 加载文件内容
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const loadFile = useCallback(async () => {
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if (!filePath) return;
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try {
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setLoading(true);
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setError(null);
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const fileContent = await invoke<string>("read_file", {
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path: filePath,
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});
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setContent(fileContent);
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setOriginalContent(fileContent);
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setHasChanges(false);
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} catch (err) {
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console.error("Failed to load file:", err);
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setError(err instanceof Error ? err.message : "Failed to load file");
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} finally {
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setLoading(false);
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}
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}, [filePath]);
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// 保存文件
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const saveFile = useCallback(async () => {
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if (!filePath || !hasChanges) return;
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try {
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setSaving(true);
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setError(null);
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await invoke("write_file", {
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path: filePath,
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content: content,
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});
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setOriginalContent(content);
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setHasChanges(false);
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setSaved(true);
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// 显示保存成功提示
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setTimeout(() => setSaved(false), 2000);
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} catch (err) {
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console.error("Failed to save file:", err);
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setError(err instanceof Error ? err.message : "Failed to save file");
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} finally {
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setSaving(false);
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}
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}, [filePath, content, hasChanges]);
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// 处理内容变化
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const handleContentChange = (value: string | undefined) => {
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if (value !== undefined) {
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setContent(value);
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setHasChanges(value !== originalContent);
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}
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};
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// 处理关闭
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const handleClose = () => {
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if (hasChanges) {
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if (confirm(t("app.unsavedChangesConfirm"))) {
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onClose();
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}
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} else {
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onClose();
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}
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};
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// 快捷键处理
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useEffect(() => {
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const handleKeyDown = (e: KeyboardEvent) => {
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// Ctrl/Cmd + S 保存
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if ((e.ctrlKey || e.metaKey) && e.key === "s" && hasChanges) {
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e.preventDefault();
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saveFile();
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}
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};
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window.addEventListener("keydown", handleKeyDown);
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return () => window.removeEventListener("keydown", handleKeyDown);
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}, [hasChanges, saveFile]);
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// 加载文件
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useEffect(() => {
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if (filePath) {
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loadFile();
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}
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}, [filePath, loadFile]);
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return (
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<div className={cn("flex flex-col h-full bg-background", className)}>
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{/* Header */}
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<div className="flex items-center justify-between px-4 py-2 border-b shrink-0">
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<div className="flex items-center gap-3">
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<FileText className="h-4 w-4 text-muted-foreground" />
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<div className="flex items-center gap-2">
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<span className="font-medium text-sm">{fileName}</span>
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{hasChanges && (
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<span className="text-xs px-1.5 py-0.5 bg-yellow-500/10 text-yellow-600 rounded">
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{t("app.modified")}
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</span>
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)}
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<AnimatePresence>
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{saved && (
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<motion.span
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initial={{ opacity: 0, x: -10 }}
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animate={{ opacity: 1, x: 0 }}
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exit={{ opacity: 0 }}
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className="text-xs px-1.5 py-0.5 bg-green-500/10 text-green-600 rounded flex items-center gap-1"
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>
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<Check className="h-3 w-3" />
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{t("app.saved")}
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</motion.span>
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)}
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</AnimatePresence>
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</div>
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</div>
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<div className="flex items-center gap-2">
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{hasChanges && (
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<Button
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variant="default"
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size="sm"
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onClick={saveFile}
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disabled={saving}
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>
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{saving ? (
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<Loader2 className="h-4 w-4 animate-spin" />
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) : (
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<>
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<Save className="h-4 w-4 mr-1" />
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{t("app.save")}
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</>
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)}
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</Button>
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)}
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<Button
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variant="ghost"
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size="icon"
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onClick={handleClose}
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className="h-7 w-7"
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>
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<X className="h-4 w-4" />
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</Button>
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</div>
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</div>
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{/* Editor */}
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{error ? (
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<div className="flex flex-col items-center justify-center flex-1 p-8">
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<AlertCircle className="h-12 w-12 text-destructive mb-4" />
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<p className="text-lg font-medium mb-2">{t("app.error")}</p>
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<p className="text-sm text-muted-foreground text-center">{error}</p>
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</div>
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) : loading ? (
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<div className="flex items-center justify-center flex-1">
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<Loader2 className="h-8 w-8 animate-spin" />
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</div>
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) : (
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<div className="flex-1 min-h-0">
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<Editor
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height="100%"
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language={language}
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value={content}
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onChange={handleContentChange}
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theme="vs-dark"
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options={{
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fontSize: 14,
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minimap: { enabled: true },
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lineNumbers: "on",
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rulers: [80, 120],
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wordWrap: "on",
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scrollBeyondLastLine: false,
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automaticLayout: true,
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tabSize: 2,
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insertSpaces: true,
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formatOnPaste: true,
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formatOnType: true,
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}}
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/>
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</div>
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)}
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</div>
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);
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};
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export default FileEditor;
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