feat: add frontend/src/pages/Mail.tsx

frontend/src/pages/Mail.tsx

@@ -0,0 +1,91 @@
+import { useEffect, useCallback } from 'react'
+import { mailApi } from '../api/mailApi'
+import { useMailStore } from '../store/mailStore'
+import FolderTree from '../components/FolderTree'
+import MailList from '../components/MailList'
+import MailView from '../components/MailView'
+import Compose from '../components/Compose'
+
+export default function Mail() {
+  const { username, displayName, currentFolder, searchQuery,
+          setFolders, setMessages, setLoading, composeOpen, openCompose, logout } = useMailStore()
+
+  const loadFolders = useCallback(async () => {
+    try {
+      const data = await mailApi.folders()
+      setFolders(Array.isArray(data) ? data : [])
+    } catch { /* 폴더 오류 무시 */ }
+  }, [setFolders])
+
+  const loadMessages = useCallback(async (page = 1) => {
+    setLoading(true)
+    try {
+      const data = await mailApi.messages(currentFolder, page, searchQuery || undefined)
+      setMessages(data.messages || [], data.total || 0, page)
+    } catch { setMessages([], 0, 1) }
+    finally { setLoading(false) }
+  }, [currentFolder, searchQuery, setMessages, setLoading])
+
+  useEffect(() => { loadFolders() }, [loadFolders])
+  useEffect(() => { loadMessages(1) }, [currentFolder, searchQuery])
+
+  // 30초 폴링
+  useEffect(() => {
+    const id = setInterval(() => { loadFolders(); loadMessages(1) }, 30000)
+    return () => clearInterval(id)
+  }, [loadFolders, loadMessages])
+
+  return (
+    <div className="mail-app">
+      {/* Header */}
+      <header className="mail-header">
+        <div className="header-brand">
+          <span className="header-icon">✉</span>
+          <span className="header-title">지오정보기술 메일</span>
+        </div>
+        <div className="header-center">
+          <SearchBar />
+        </div>
+        <div className="header-actions">
+          <button className="btn-compose" onClick={() => openCompose()}>✏️ 메일 쓰기</button>
+          <button className="btn-refresh" onClick={() => loadMessages(1)} title="새로고침">🔄</button>
+          <span className="header-user">{displayName || username}</span>
+          <button className="btn-logout" onClick={logout}>로그아웃</button>
+        </div>
+      </header>
+
+      {/* Body */}
+      <div className="mail-body">
+        <aside className="mail-sidebar">
+          <FolderTree />
+        </aside>
+        <section className="mail-list-pane">
+          <MailList onRefresh={() => loadMessages(1)} />
+        </section>
+        <section className="mail-view-pane">
+          <MailView />
+        </section>
+      </div>
+
+      {composeOpen && <Compose />}
+    </div>
+  )
+}
+
+function SearchBar() {
+  const { searchQuery, setSearchQuery } = useMailStore()
+  return (
+    <div className="search-bar">
+      <span className="search-icon">🔍</span>
+      <input
+        type="text" placeholder="메일 검색..."
+        value={searchQuery}
+        onChange={e => setSearchQuery(e.target.value)}
+        onKeyDown={e => { if (e.key === 'Escape') setSearchQuery('') }}
+      />
+      {searchQuery && (
+        <button className="search-clear" onClick={() => setSearchQuery('')}>✕</button>
+      )}
+    </div>
+  )
+}