- layout: html/body 加 suppressHydrationWarning(浏览器扩展水合前注入 class/attr,非本应用 bug) - Editor: textarea 高度自适应内容 + overflow-hidden,消除内部嵌套滚动条、正文随内容铺满写作区,外层单一滚动条统管
50 lines
1.8 KiB
TypeScript
50 lines
1.8 KiB
TypeScript
"use client";
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import { useEffect, useRef } from "react";
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interface EditorProps {
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value: string;
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onChange: (value: string) => void;
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streaming: boolean;
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}
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// 中栏正文编辑器:宋体、720px 居中、行高 1.9(UX §2.3 / §6.3)。
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// 流式中显示朱砂光标提示(prefers-reduced-motion 下不闪烁,见 globals.css)。
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export function Editor({ value, onChange, streaming }: EditorProps) {
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const ref = useRef<HTMLTextAreaElement>(null);
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// 自适应高度:textarea 高度=内容高度(overflow-hidden 不内部滚动),由外层写作区
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// 单一滚动条统管。修复正文出现嵌套滚动条 + 定高 60vh 不铺满展示区的怪象。
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// min-h-[60vh] 仍作空稿时的最小可写高度(内容更长时按内容增高、外层滚动)。
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useEffect(() => {
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const el = ref.current;
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if (!el) return;
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el.style.height = "auto";
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el.style.height = `${el.scrollHeight}px`;
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}, [value]);
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return (
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<div className="mx-auto max-w-prose">
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<label htmlFor="chapter-editor" className="sr-only">
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正文编辑器
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</label>
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<textarea
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ref={ref}
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id="chapter-editor"
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value={value}
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onChange={(e) => onChange(e.target.value)}
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readOnly={streaming}
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aria-busy={streaming}
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placeholder="夜色如墨……点击「写本章」让 AI 起草,或直接在此书写。"
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className="block min-h-[60vh] w-full resize-none overflow-hidden bg-transparent font-serif text-[18px] leading-[1.9] text-ink placeholder:text-ink-soft/50 focus:outline-none"
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/>
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{streaming ? (
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<span
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className="typewriter-cursor ml-0.5 inline-block h-[1.2em] w-[2px] translate-y-1 bg-cinnabar align-middle"
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aria-hidden="true"
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/>
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) : null}
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</div>
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);
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}
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