From 1ebc2b1b9d0f849861817088d7e8f3aa418590c1 Mon Sep 17 00:00:00 2001
From: Seungjun Jeong <seungjun.jeong10@gmail.com>
Date: Tue, 27 Oct 2026 21:51:20 +0900
Subject: [PATCH] =?UTF-8?q?=F0=9F=92=84=20style:=20improve=20editor=20layo?=
 =?UTF-8?q?ut=20and=20view=20controls?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/components/WriteEditor.tsx  | 78 ++++++++++++++++++++++-----------
 src/components/write-editor.css | 26 ++++++-----
 2 files changed, 66 insertions(+), 38 deletions(-)

diff --git a/src/components/WriteEditor.tsx b/src/components/WriteEditor.tsx
index b2e48a2..cfb8757 100644
--- a/src/components/WriteEditor.tsx
+++ b/src/components/WriteEditor.tsx
@@ -1,4 +1,11 @@
-import { useEffect, useEffectEvent, useMemo, useRef, useState } from 'react';
+import {
+  useEffect,
+  useEffectEvent,
+  useLayoutEffect,
+  useMemo,
+  useRef,
+  useState,
+} from 'react';
 import { editorRequest as editorApi } from '../lib/editor-api';
 import DOMPurify from 'dompurify';
 import { toast } from 'sonner';
@@ -113,6 +120,31 @@ export default function WriteEditor() {
   const [uploads, setUploads] = useState(0);
   const [dragging, setDragging] = useState(false);
   const [view, setView] = useState<'editor' | 'preview' | 'both'>('both');
+  const titleInput = useRef<HTMLTextAreaElement>(null);
+  useLayoutEffect(() => {
+    const input = titleInput.current;
+    if (!input?.parentElement) return;
+    const container = input.parentElement;
+    const fit = () => {
+      input.style.fontSize = '';
+      const style = getComputedStyle(input);
+      const maxSize = parseFloat(style.fontSize);
+      const canvas = document.createElement('canvas');
+      const context = canvas.getContext('2d');
+      if (!context) return;
+      context.font = `${style.fontWeight} ${String(maxSize)}px ${style.fontFamily}`;
+      const width = context.measureText(input.value || input.placeholder).width;
+      const spacing = parseFloat(style.letterSpacing) || 0;
+      const textWidth = width + spacing * Math.max(0, input.value.length - 1);
+      input.style.fontSize = `${String(Math.max(20, Math.min(maxSize, (maxSize * input.clientWidth) / Math.max(textWidth, 1))))}px`;
+      input.style.height = 'auto';
+      input.style.height = `${String(input.scrollHeight)}px`;
+    };
+    fit();
+    const observer = new ResizeObserver(fit);
+    observer.observe(container);
+    return () => observer.disconnect();
+  }, [title, authorized, view]);
   const editor = useRef<HTMLTextAreaElement>(null);
   const imageInput = useRef<HTMLInputElement>(null);
   const openedDeepLink = useRef(false);
@@ -641,34 +673,9 @@ export default function WriteEditor() {
 
   return (
     <div className="write-shell">
-      <div className="write-view-switch" role="group" aria-label="화면 보기">
-        {(
-          [
-            ['editor', '에디터 보기'],
-            ['preview', '미리보기'],
-            ['both', '둘 다 보기'],
-          ] as const
-        ).map(([value, label]) => (
-          <button
-            key={value}
-            type="button"
-            aria-pressed={view === value}
-            onClick={() => setView(value)}
-          >
-            {label}
-          </button>
-        ))}
-      </div>
       <main className={`write-layout view-${view}`}>
         <section className="write-pane" aria-label="마크다운 글쓰기">
           <div className="write-head">
-            <Button
-              variant="ghost"
-              className="write-wordmark"
-              onClick={() => setPanel('posts')}
-            >
-              devlog
-            </Button>
             <div className="write-head-actions">
               <Button variant="ghost" asChild>
                 <a href="/admin/">글 관리</a>
@@ -693,6 +700,7 @@ export default function WriteEditor() {
           </div>
           <div className="write-fields">
             <Textarea
+              ref={titleInput}
               className="write-title"
               aria-label="제목"
               placeholder="제목을 입력하세요"
@@ -912,6 +920,24 @@ export default function WriteEditor() {
         <Button variant="ghost" asChild>
           <a href="/">← 나가기</a>
         </Button>
+        <div className="write-view-switch" role="group" aria-label="화면 보기">
+          {(
+            [
+              ['editor', '에디터 보기'],
+              ['preview', '미리보기'],
+              ['both', '둘 다 보기'],
+            ] as const
+          ).map(([value, label]) => (
+            <button
+              key={value}
+              type="button"
+              aria-pressed={view === value}
+              onClick={() => setView(value)}
+            >
+              {label}
+            </button>
+          ))}
+        </div>
         <div className="write-footer-actions">
           <Button
             variant="ghost"
diff --git a/src/components/write-editor.css b/src/components/write-editor.css
index 71fc8c1..cd9a036 100644
--- a/src/components/write-editor.css
+++ b/src/components/write-editor.css
@@ -7,8 +7,7 @@
   display: flex;
   justify-content: center;
   gap: 4px;
-  padding: 8px;
-  border-bottom: 1px solid var(--border);
+  padding: 0;
 }
 .write-view-switch button {
   border: 0;
@@ -45,7 +44,7 @@
 }
 .write-head {
   display: flex;
-  justify-content: space-between;
+  justify-content: flex-end;
   align-items: center;
   height: 54px;
   padding: 0 48px;
@@ -56,11 +55,6 @@
   background: transparent;
   color: var(--muted-foreground);
 }
-.write-wordmark {
-  font-size: 20px !important;
-  font-weight: 800;
-  letter-spacing: -0.06em;
-}
 .write-head-actions {
   display: flex;
   gap: 20px;
@@ -76,13 +70,13 @@
   flex-direction: column;
   min-height: 0;
   flex: 1;
-  padding: 0 48px;
+  padding: 0 0 0 30px;
 }
 .write-title {
   width: 100%;
   min-height: 68px;
-  max-height: 150px;
-  resize: vertical;
+  resize: none;
+  overflow: hidden;
   padding: 10px 0;
   border: 0;
   background: transparent;
@@ -466,16 +460,19 @@
     padding: 0 22px;
   }
   .write-fields {
-    padding: 0 22px;
+    padding: 0 0 0 22px;
   }
   .write-title {
     font-size: 32px;
   }
   .write-footer {
     padding: 9px 15px;
+    flex-wrap: wrap;
+    gap: 8px;
   }
   .write-footer-actions {
     gap: 3px;
+    flex-wrap: wrap;
   }
   .write-footer button {
     padding: 9px;
@@ -497,3 +494,8 @@
   justify-content: flex-start;
   white-space: normal;
 }
+
+.write-footer .write-view-switch button[aria-pressed='true'] {
+  background: var(--secondary);
+  color: var(--foreground);
+}