388 lines
15 KiB
TypeScript
388 lines
15 KiB
TypeScript
"use client";
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import { useState, useRef, useEffect, useCallback } from "react";
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import { useRouter } from "next/navigation";
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import { Image, Loader2, Send } from "lucide-react";
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import type { PostFrontMatter } from "@/lib/posts";
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import ShortcutPanel from "./ShortcutPanel";
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import AIPanel from "./AIPanel";
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interface PostEditorProps {
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initialData?: { frontMatter: PostFrontMatter; content: string; dirPath?: string };
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isEditing?: boolean;
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savedDirPath?: string;
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}
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export default function PostEditor({ initialData, isEditing }: PostEditorProps) {
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const router = useRouter();
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const [saving, setSaving] = useState(false);
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const [message, setMessage] = useState<{ type: "success" | "error"; text: string } | null>(null);
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const [dirPath, setDirPath] = useState<string | null>(initialData?.dirPath || null);
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const today = new Date().toISOString().slice(0, 10);
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const [form, setForm] = useState({
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title: initialData?.frontMatter.title || "",
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slug: initialData?.frontMatter.slug || "",
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date: initialData?.frontMatter.date ? new Date(initialData.frontMatter.date).toISOString().slice(0, 10) : today,
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categories: initialData?.frontMatter.categories?.join("、") || "",
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tags: initialData?.frontMatter.tags?.join("、") || "",
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author: initialData?.frontMatter.author || "小赵",
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ai_comment: initialData?.frontMatter.ai_comment || "",
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});
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const [content, setContent] = useState(initialData?.content || "");
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const [uploading, setUploading] = useState(false);
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const fileInputRef = useRef<HTMLInputElement>(null);
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const textareaRef = useRef<HTMLTextAreaElement>(null);
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const [selectedText, setSelectedText] = useState("");
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const [autoSaved, setAutoSaved] = useState(false);
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// Auto-save: restore from localStorage on mount
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const cacheKey = isEditing ? `draft-edit-${initialData?.frontMatter.slug}` : "draft-new";
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useEffect(() => {
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if (initialData?.content) return; // Don't override loaded content
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try {
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const cached = localStorage.getItem(cacheKey);
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if (cached) {
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const data = JSON.parse(cached);
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if (data.title) setForm((f) => ({ ...f, ...data.form }));
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if (data.content) setContent(data.content);
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if (data.dirPath) setDirPath(data.dirPath);
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setAutoSaved(true);
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}
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} catch {}
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}, []);
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// Auto-save every 5 seconds
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useEffect(() => {
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const timer = setInterval(() => {
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if (!form.title && !content) return;
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try {
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localStorage.setItem(cacheKey, JSON.stringify({
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form: { title: form.title, slug: form.slug, date: form.date, categories: form.categories, tags: form.tags, author: form.author, ai_comment: form.ai_comment },
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content,
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dirPath,
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savedAt: Date.now(),
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}));
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setAutoSaved(true);
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} catch {}
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}, 5000);
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return () => clearInterval(timer);
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}, [form, content, dirPath, cacheKey]);
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// Clear cache on successful save
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const clearCache = () => {
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try { localStorage.removeItem(cacheKey); } catch {}
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setAutoSaved(false);
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};
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const handleSelectionChange = () => {
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const el = textareaRef.current;
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if (el) {
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setSelectedText(el.value.substring(el.selectionStart, el.selectionEnd));
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}
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};
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const handlePaste = (e: React.ClipboardEvent<HTMLTextAreaElement>) => {
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const text = e.clipboardData.getData("text/plain");
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if (!text) return;
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e.preventDefault();
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const el = e.currentTarget;
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const start = el.selectionStart;
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const end = el.selectionEnd;
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const nextContent = content.slice(0, start) + text + content.slice(end);
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const nextCursor = start + text.length;
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setContent(nextContent);
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setSelectedText("");
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requestAnimationFrame(() => {
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el.focus();
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el.selectionStart = nextCursor;
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el.selectionEnd = nextCursor;
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});
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};
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const handleImageUpload = async (e: React.ChangeEvent<HTMLInputElement>) => {
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const file = e.target.files?.[0];
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if (!file) return;
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setUploading(true);
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try {
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const fd = new FormData();
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fd.append("file", file);
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if (dirPath) fd.append("dirPath", dirPath);
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const res = await fetch("/api/upload", { method: "POST", body: fd });
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if (!res.ok) throw new Error("上传失败");
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const data = await res.json();
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setContent((prev) => prev + "\n" + `` + "\n");
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} catch {
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setMessage({ type: "error", text: "图片上传失败" });
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} finally {
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setUploading(false);
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if (fileInputRef.current) fileInputRef.current.value = "";
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}
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};
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const savePost = async (draft: boolean): Promise<string | null> => {
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const frontMatter: Record<string, unknown> = {
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title: form.title,
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slug: form.slug,
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date: new Date(form.date).toISOString(),
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draft,
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categories: form.categories.split("、").map((s) => s.trim()).filter(Boolean),
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tags: form.tags.split("、").map((s) => s.trim()).filter(Boolean),
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author: form.author,
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layout: "post",
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};
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if (form.ai_comment) frontMatter.ai_comment = form.ai_comment;
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const url = isEditing ? `/api/posts/${initialData!.frontMatter.slug}` : "/api/posts";
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const method = isEditing ? "PUT" : "POST";
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const res = await fetch(url, {
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method,
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ frontMatter, content }),
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});
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if (!res.ok) {
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const data = await res.json();
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throw new Error(data.error || "保存失败");
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}
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const data = await res.json();
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return data.dirPath || null;
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};
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const handleDraft = async () => {
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setSaving(true); setMessage(null);
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try {
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const dp = await savePost(true);
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if (dp) setDirPath(dp);
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setMessage({ type: "success", text: "草稿已保存" });
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clearCache();
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if (!isEditing) router.push(`/edit/${form.slug}`);
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} catch (err: unknown) {
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setMessage({ type: "error", text: err instanceof Error ? err.message : "保存失败" });
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} finally { setSaving(false); }
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};
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const handleSave = async () => {
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setSaving(true); setMessage(null);
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try {
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const dp = await savePost(false);
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if (dp) setDirPath(dp);
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setMessage({ type: "success", text: "已保存到本地" });
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clearCache();
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if (!isEditing) router.push(`/edit/${form.slug}`);
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} catch (err: unknown) {
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setMessage({ type: "error", text: err instanceof Error ? err.message : "保存失败" });
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} finally { setSaving(false); }
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};
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const handlePublish = async () => {
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setSaving(true); setMessage(null);
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try {
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// First save with draft:false
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const dp = await savePost(false);
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if (dp) setDirPath(dp);
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// Then deploy via git
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setMessage({ type: "success", text: "已保存，正在推送到 GitHub..." });
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const deployRes = await fetch("/api/deploy", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ title: form.title, slug: form.slug }),
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});
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if (!deployRes.ok) {
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const d = await deployRes.json();
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throw new Error(d.error || "推送失败");
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}
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setMessage({ type: "success", text: "已发布并推送到 GitHub" });
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clearCache();
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setTimeout(() => router.push("/"), 800);
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} catch (err: unknown) {
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setMessage({ type: "error", text: err instanceof Error ? err.message : "发布失败" });
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} finally { setSaving(false); }
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};
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const handleApplyText = (text: string) => {
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const el = textareaRef.current;
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if (el) {
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const start = el.selectionStart;
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const end = el.selectionEnd;
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const newVal = content.slice(0, start) + text + content.slice(end);
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setContent(newVal);
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setSelectedText("");
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}
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};
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const handleApplyMeta = (data: { summary?: string; tags?: string }) => {
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if (data.tags) setForm((f) => ({ ...f, tags: data.tags || "" }));
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if (data.summary) setForm((f) => ({ ...f, ai_comment: data.summary || "" }));
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};
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const inputCls =
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"w-full bg-white border border-line rounded-md px-3 py-2 text-[13px] text-text placeholder:text-muted/35 focus:outline-none focus:border-accent/30 transition-colors";
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return (
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<div className="flex gap-8">
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<div className="flex-1 min-w-0 space-y-8">
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{message && (
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<div className={`px-4 py-2.5 rounded-md text-[13px] font-medium ${
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message.type === "success"
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? "bg-[#d1fae5] text-[#065f46] border border-[#a7f3d0]"
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: "bg-[#fee2e2] text-[#991b1b] border border-[#fecaca]"
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}`}>
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{message.text}
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</div>
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)}
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{/* Section: 元信息 */}
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<section>
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<h3 className="text-[11px] font-medium text-muted uppercase tracking-wider mb-4">文章信息</h3>
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<div className="space-y-3">
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<div className="flex gap-3">
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<div className="flex-1">
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<label className="block text-[12px] font-medium text-text/70 mb-1.5">标题</label>
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<input
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type="text"
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value={form.title}
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onChange={(e) => {
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setForm({ ...form, title: e.target.value });
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if (!isEditing && !form.slug) {
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// Slug: YYYYMMDDHHmm numeric timestamp
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const now = new Date();
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const s = now.getFullYear().toString() +
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String(now.getMonth() + 1).padStart(2, "0") +
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String(now.getDate()).padStart(2, "0") +
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String(now.getHours()).padStart(2, "0") +
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String(now.getMinutes()).padStart(2, "0");
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setForm((f) => ({ ...f, slug: s }));
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}
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}}
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className={inputCls}
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placeholder="文章标题"
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/>
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</div>
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<div className="w-[200px]">
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<label className="block text-[12px] font-medium text-text/70 mb-1.5">
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Slug <span className="text-[10px] text-muted/50 font-normal">(自动时间戳)</span>
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</label>
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<input type="text" value={form.slug} onChange={(e) => setForm({ ...form, slug: e.target.value })} className={inputCls} placeholder="中文-slug" />
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</div>
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</div>
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<div className="flex gap-3">
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<div className="w-[180px]">
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<label className="block text-[12px] font-medium text-text/70 mb-1.5">日期</label>
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<input type="date" value={form.date} onChange={(e) => setForm({ ...form, date: e.target.value })} className={inputCls} title="日期" />
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</div>
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<div className="w-[160px]">
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<label className="block text-[12px] font-medium text-text/70 mb-1.5">作者</label>
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<input type="text" value={form.author} onChange={(e) => setForm({ ...form, author: e.target.value })} className={inputCls} title="作者" />
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</div>
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<div className="flex-1">
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<label className="block text-[12px] font-medium text-text/70 mb-1.5">分类</label>
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<input type="text" value={form.categories} onChange={(e) => setForm({ ...form, categories: e.target.value })} className={inputCls} placeholder="用顿号分隔" />
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</div>
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</div>
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<div className="flex gap-3">
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<div className="flex-1">
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<label className="block text-[12px] font-medium text-text/70 mb-1.5">标签</label>
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<input type="text" value={form.tags} onChange={(e) => setForm({ ...form, tags: e.target.value })} className={inputCls} placeholder="用顿号分隔" />
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</div>
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<div className="flex-1">
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<label className="block text-[12px] font-medium text-text/70 mb-1.5">AI 评论</label>
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<input type="text" value={form.ai_comment} onChange={(e) => setForm({ ...form, ai_comment: e.target.value })} className={inputCls} placeholder="可选" />
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</div>
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</div>
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{/* Folder name preview */}
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<div className="text-[11px] text-muted/60">
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文件夹：{form.date}-{form.title.replace(/[^\w一-鿿]+/g, "-").replace(/^-+|-+$/g, "").toLowerCase() || "untitled"}
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</div>
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</div>
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</section>
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{/* Section: 正文 */}
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<section>
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<div className="flex items-center justify-between mb-4">
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<h3 className="text-[11px] font-medium text-muted uppercase tracking-wider">正文 · Markdown</h3>
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<label className="flex items-center gap-1.5 px-3 py-1.5 text-[12px] rounded-md border border-line text-muted hover:text-accent hover:border-accent/30 cursor-pointer transition-colors">
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{uploading ? <Loader2 size={13} className="animate-spin" /> : <Image size={13} />}
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{uploading ? "上传中..." : (!dirPath ? "先保存再传图" : "插入图片")}
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<input
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ref={fileInputRef}
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type="file"
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accept="image/*"
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onChange={handleImageUpload}
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disabled={!dirPath}
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className="hidden"
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/>
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</label>
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</div>
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<textarea
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ref={textareaRef}
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value={content}
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onChange={(e) => setContent(e.target.value)}
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onPaste={handlePaste}
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onSelect={handleSelectionChange}
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onKeyUp={handleSelectionChange}
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onMouseUp={handleSelectionChange}
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rows={30}
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className={`${inputCls} resize-y font-mono text-[14px] leading-relaxed`}
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placeholder="开始撰写..."
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/>
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</section>
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{/* Actions: 草稿 | 保存 | 发布 */}
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<div className="flex items-center gap-3 pt-2">
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<button
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type="button"
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onClick={handleDraft}
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disabled={saving}
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className="px-4 py-2 text-[13px] rounded-md border border-line text-muted hover:bg-surface disabled:opacity-50 transition-colors"
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>
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{saving ? "..." : "草稿"}
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</button>
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<button
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type="button"
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onClick={handleSave}
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disabled={saving}
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className="px-4 py-2 text-[13px] rounded-md border border-line text-text hover:bg-surface disabled:opacity-50 transition-colors"
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>
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{saving ? "..." : "保存"}
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</button>
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<button
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type="button"
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onClick={handlePublish}
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disabled={saving}
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className="flex items-center gap-1.5 px-5 py-2 text-[13px] font-medium rounded-md bg-accent text-white hover:bg-accent-hover disabled:opacity-50 transition-colors"
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>
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<Send size={13} />
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{saving ? "发布中..." : "发布"}
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</button>
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</div>
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<p className="text-[11px] text-muted/50 -mt-4 flex items-center gap-2">
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{autoSaved && <span className="text-success">已自动缓存</span>}
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草稿：draft:true 不显示 | 保存：存本地 draft:false | 发布：git push 到 GitHub
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</p>
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</div>
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{/* Right: shortcuts + AI panel */}
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<div className="w-[180px] shrink-0">
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<div className="sticky top-6 space-y-6">
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<ShortcutPanel textareaRef={textareaRef} value={content} onChange={setContent} />
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<AIPanel
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selectedText={selectedText}
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onApplyText={handleApplyText}
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title={form.title}
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content={content}
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onApplyMeta={handleApplyMeta}
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/>
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</div>
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</div>
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</div>
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);
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}
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