Files
PinchChat/src/components/Sidebar.tsx

349 lines
16 KiB
TypeScript

import { useState, useMemo, useRef, useEffect, useCallback } from 'react';
import { X, Sparkles, Search, Pin, Trash2 } from 'lucide-react';
import type { Session } from '../types';
import { useT } from '../hooks/useLocale';
import { SessionIcon } from './SessionIcon';
const PINNED_KEY = 'pinchchat-pinned-sessions';
const WIDTH_KEY = 'pinchchat-sidebar-width';
const MIN_WIDTH = 220;
const MAX_WIDTH = 480;
const DEFAULT_WIDTH = 288; // w-72
function getSavedWidth(): number {
try {
const v = localStorage.getItem(WIDTH_KEY);
if (v) {
const n = Number(v);
if (n >= MIN_WIDTH && n <= MAX_WIDTH) return n;
}
} catch { /* noop */ }
return DEFAULT_WIDTH;
}
function getPinnedSessions(): Set<string> {
try {
const raw = localStorage.getItem(PINNED_KEY);
if (raw) return new Set(JSON.parse(raw) as string[]);
} catch { /* noop */ }
return new Set();
}
function savePinnedSessions(pinned: Set<string>) {
try {
localStorage.setItem(PINNED_KEY, JSON.stringify([...pinned]));
} catch { /* noop */ }
}
interface Props {
sessions: Session[];
activeSession: string;
onSwitch: (key: string) => void;
onDelete: (key: string) => void;
open: boolean;
onClose: () => void;
}
export function Sidebar({ sessions, activeSession, onSwitch, onDelete, open, onClose }: Props) {
const t = useT();
const [filter, setFilter] = useState('');
const [focusIdx, setFocusIdx] = useState(-1);
const [pinned, setPinned] = useState(getPinnedSessions);
const [width, setWidth] = useState(getSavedWidth);
const [dragging, setDragging] = useState(false);
const [confirmDelete, setConfirmDelete] = useState<string | null>(null);
const searchRef = useRef<HTMLInputElement>(null);
const listRef = useRef<HTMLDivElement>(null);
const dragRef = useRef({ startX: 0, startW: 0 });
// Drag-to-resize logic
useEffect(() => {
if (!dragging) return;
const onMove = (e: MouseEvent | TouchEvent) => {
const clientX = 'touches' in e ? e.touches[0].clientX : e.clientX;
const newW = Math.min(MAX_WIDTH, Math.max(MIN_WIDTH, dragRef.current.startW + (clientX - dragRef.current.startX)));
setWidth(newW);
};
const onUp = () => {
setDragging(false);
// persist on release
localStorage.setItem(WIDTH_KEY, String(width));
};
document.addEventListener('mousemove', onMove);
document.addEventListener('mouseup', onUp);
document.addEventListener('touchmove', onMove);
document.addEventListener('touchend', onUp);
return () => {
document.removeEventListener('mousemove', onMove);
document.removeEventListener('mouseup', onUp);
document.removeEventListener('touchmove', onMove);
document.removeEventListener('touchend', onUp);
};
}, [dragging, width]);
// Save width when it changes (debounced via drag end above, but also on unmount)
useEffect(() => {
return () => { try { localStorage.setItem(WIDTH_KEY, String(width)); } catch { /* noop */ } };
}, [width]);
const startDrag = useCallback((e: React.MouseEvent | React.TouchEvent) => {
e.preventDefault();
const clientX = 'touches' in e ? e.touches[0].clientX : e.clientX;
dragRef.current = { startX: clientX, startW: width };
setDragging(true);
}, [width]);
const togglePin = useCallback((key: string, e: React.MouseEvent) => {
e.stopPropagation();
setPinned(prev => {
const next = new Set(prev);
if (next.has(key)) next.delete(key);
else next.add(key);
savePinnedSessions(next);
return next;
});
}, []);
// Keyboard shortcut: Ctrl+K or Cmd+K to focus search when sidebar is open
useEffect(() => {
const handler = (e: KeyboardEvent) => {
if ((e.metaKey || e.ctrlKey) && e.key === 'k') {
e.preventDefault();
searchRef.current?.focus();
}
};
window.addEventListener('keydown', handler);
return () => window.removeEventListener('keydown', handler);
}, []);
const updateFilter = useCallback((value: string) => {
setFilter(value);
setFocusIdx(-1);
}, []);
const filtered = useMemo(() => {
let list = sessions;
if (filter.trim()) {
const q = filter.toLowerCase();
list = sessions.filter(s => (s.label || s.key).toLowerCase().includes(q));
}
// Sort pinned sessions to top (preserving relative order within each group)
const pinnedList = list.filter(s => pinned.has(s.key));
const unpinnedList = list.filter(s => !pinned.has(s.key));
return [...pinnedList, ...unpinnedList];
}, [sessions, filter, pinned]);
return (
<>
{open && <div className="fixed inset-0 bg-black/60 backdrop-blur-sm z-40 lg:hidden" onClick={onClose} />}
<aside role="navigation" aria-label="Sessions" className={`fixed lg:relative top-0 left-0 h-full bg-[#1e1e24]/95 border-r border-white/8 z-50 transform ${dragging ? '' : 'transition-transform'} lg:translate-x-0 ${open ? 'translate-x-0' : '-translate-x-full'} flex flex-col backdrop-blur-xl`} style={{ width: `${width}px` }}>
<div className="h-14 flex items-center justify-between px-4 border-b border-white/8">
<div className="flex items-center gap-2">
<div className="relative">
<div className="absolute -inset-1.5 rounded-xl bg-gradient-to-r from-cyan-400/15 to-violet-500/15 blur-lg" />
<div className="relative flex h-8 w-8 items-center justify-center rounded-xl border border-white/8 bg-zinc-800/50">
<Sparkles className="h-4 w-4 text-cyan-200" />
</div>
</div>
<span className="font-semibold text-sm text-zinc-200 tracking-wide">{t('sidebar.title')}</span>
</div>
<button onClick={onClose} className="lg:hidden p-1.5 rounded-xl hover:bg-white/5 text-zinc-400 transition-colors">
<X size={16} />
</button>
</div>
{/* Session search */}
{sessions.length > 3 && (
<div className="px-2 pt-2">
<div className="relative">
<Search size={14} className="absolute left-3 top-1/2 -translate-y-1/2 text-zinc-500" />
<input
ref={searchRef}
type="text"
value={filter}
onChange={e => updateFilter(e.target.value)}
placeholder={t('sidebar.search')}
aria-label={t('sidebar.search')}
className="w-full pl-8 pr-3 py-1.5 rounded-xl border border-white/8 bg-zinc-800/30 text-xs text-zinc-300 placeholder:text-zinc-500 outline-none focus:ring-1 focus:ring-cyan-400/30 transition-all"
/>
{filter && (
<button
onClick={() => updateFilter('')}
className="absolute right-2 top-1/2 -translate-y-1/2 text-zinc-500 hover:text-zinc-300"
>
<X size={12} />
</button>
)}
</div>
</div>
)}
<div
ref={listRef}
className="flex-1 overflow-y-auto py-2 px-2"
role="listbox"
aria-label={t('sidebar.title')}
tabIndex={0}
onKeyDown={(e) => {
const len = filtered.length;
if (!len) return;
if (e.key === 'ArrowDown') {
e.preventDefault();
const next = focusIdx < len - 1 ? focusIdx + 1 : 0;
setFocusIdx(next);
listRef.current?.querySelectorAll<HTMLButtonElement>('[role="option"]')[next]?.scrollIntoView({ block: 'nearest' });
} else if (e.key === 'ArrowUp') {
e.preventDefault();
const prev = focusIdx > 0 ? focusIdx - 1 : len - 1;
setFocusIdx(prev);
listRef.current?.querySelectorAll<HTMLButtonElement>('[role="option"]')[prev]?.scrollIntoView({ block: 'nearest' });
} else if (e.key === 'Enter' && focusIdx >= 0 && focusIdx < len) {
e.preventDefault();
onSwitch(filtered[focusIdx].key);
onClose();
} else if (e.key === 'Escape') {
e.preventDefault();
onClose();
}
}}
>
{sessions.length === 0 && (
<div className="px-3 py-8 text-center text-zinc-500 text-sm">{t('sidebar.empty')}</div>
)}
{sessions.length > 0 && filtered.length === 0 && (
<div className="px-3 py-6 text-center text-zinc-500 text-xs">{t('sidebar.noResults')}</div>
)}
{filtered.map((s, idx) => {
const isActive = s.key === activeSession;
const isFocused = idx === focusIdx;
const isPinned = pinned.has(s.key);
const isFirstUnpinned = !isPinned && idx > 0 && pinned.has(filtered[idx - 1].key);
return (
<div key={s.key}>
{isFirstUnpinned && (
<div className="flex items-center gap-2 px-3 py-1.5 mt-1 mb-1">
<div className="flex-1 h-px bg-white/5" />
</div>
)}
<button
role="option"
aria-selected={isActive}
onClick={() => { onSwitch(s.key); onClose(); }}
onMouseEnter={() => setFocusIdx(idx)}
className={`group/item w-full flex items-center gap-3 px-3 py-2.5 rounded-2xl text-left text-sm transition-all mb-1 ${
isActive
? 'bg-white/5 text-cyan-200 border border-white/8 shadow-[0_0_12px_rgba(34,211,238,0.08)]'
: s.isActive
? 'bg-violet-500/5 text-violet-200 border border-violet-500/15 shadow-[0_0_10px_rgba(168,85,247,0.06)]'
: 'text-zinc-400 hover:bg-white/5 border border-transparent'
} ${isFocused && !isActive ? 'ring-1 ring-cyan-400/30' : ''}`}
>
<div className="relative">
<SessionIcon session={s} isActive={s.isActive} isCurrentSession={isActive} />
{s.isActive && (
<span className="absolute -top-0.5 -right-0.5 h-2 w-2 rounded-full bg-violet-400 shadow-[0_0_8px_rgba(168,85,247,0.7)] animate-pulse" />
)}
{s.hasUnread && !isActive && (
<span className="absolute -top-0.5 -left-0.5 h-2 w-2 rounded-full bg-cyan-400 shadow-[0_0_8px_rgba(34,211,238,0.7)]" />
)}
</div>
<div className="flex-1 min-w-0">
<div className="flex items-center gap-1">
<span className="flex-1 truncate">{s.label || s.key}</span>
<button
onClick={(e) => togglePin(s.key, e)}
className={`shrink-0 p-0.5 rounded-lg transition-all ${
isPinned
? 'text-cyan-400 opacity-80 hover:opacity-100'
: 'text-zinc-600 opacity-0 group-hover/item:opacity-60 hover:!opacity-100 hover:text-zinc-400'
}`}
title={isPinned ? t('sidebar.unpin') : t('sidebar.pin')}
aria-label={isPinned ? t('sidebar.unpin') : t('sidebar.pin')}
>
<Pin size={12} className={isPinned ? 'fill-current' : ''} />
</button>
<button
onClick={(e) => { e.stopPropagation(); setConfirmDelete(s.key); }}
className="shrink-0 p-0.5 rounded-lg transition-all text-zinc-600 opacity-0 group-hover/item:opacity-60 hover:!opacity-100 hover:text-red-400"
title={t('sidebar.delete')}
aria-label={t('sidebar.delete')}
>
<Trash2 size={12} />
</button>
{s.messageCount != null && (
<span className={`text-[11px] px-2 py-0.5 rounded-full shrink-0 ${isActive ? 'bg-cyan-400/10 text-cyan-300' : 'bg-white/5 text-zinc-500'}`}>
{s.messageCount}
</span>
)}
</div>
{(() => {
if (!s.contextTokens) return null;
const pct = Math.min(100, ((s.totalTokens || 0) / s.contextTokens) * 100);
const barOpacity = Math.max(0.35, Math.min(1, pct / 100));
const barStyle = { width: `${pct}%`, backgroundColor: `rgba(56, 189, 248, ${barOpacity})` };
return (
<div className="flex items-center gap-1.5 mt-1">
<div className="flex-1 h-[3px] rounded-full bg-white/5 overflow-hidden">
<div className="h-full rounded-full" style={barStyle} />
</div>
<span className="text-[9px] text-zinc-500 tabular-nums shrink-0">{Math.round(pct)}%</span>
</div>
);
})()}
</div>
</button>
</div>
);
})}
</div>
{/* Footer with version */}
<div className="px-4 py-3 border-t border-white/8 flex items-center justify-center gap-2">
<span className="h-1.5 w-1.5 rounded-full bg-violet-300/60 shadow-[0_0_10px_rgba(168,85,247,0.5)]" />
<span className="h-1.5 w-1.5 rounded-full bg-cyan-300/60 shadow-[0_0_10px_rgba(34,211,238,0.5)]" />
<span className="h-1.5 w-1.5 rounded-full bg-indigo-300/50 shadow-[0_0_10px_rgba(99,102,241,0.4)]" />
<span className="ml-1 text-[9px] text-zinc-600 select-all" title={`PinchChat v${__APP_VERSION__}`}>v{__APP_VERSION__}</span>
</div>
{/* Resize drag handle */}
<div
onMouseDown={startDrag}
onTouchStart={startDrag}
className={`hidden lg:block absolute top-0 right-0 w-1.5 h-full cursor-col-resize group/resize z-10 ${dragging ? 'bg-cyan-400/20' : 'hover:bg-cyan-400/15'} transition-colors`}
role="separator"
aria-orientation="vertical"
aria-label="Resize sidebar"
aria-valuenow={width}
aria-valuemin={MIN_WIDTH}
aria-valuemax={MAX_WIDTH}
>
<div className={`absolute top-1/2 -translate-y-1/2 right-0 w-0.5 h-8 rounded-full ${dragging ? 'bg-cyan-400/50' : 'bg-white/0 group-hover/resize:bg-cyan-400/30'} transition-colors`} />
</div>
</aside>
{/* Prevent text selection while dragging */}
{dragging && <div className="fixed inset-0 z-[60] cursor-col-resize" />}
{/* Delete confirmation dialog */}
{confirmDelete && (
<>
<div className="fixed inset-0 bg-black/60 backdrop-blur-sm z-[70]" onClick={() => setConfirmDelete(null)} />
<div className="fixed top-1/2 left-1/2 -translate-x-1/2 -translate-y-1/2 z-[80] w-72 bg-[#1e1e24] border border-white/10 rounded-2xl p-5 shadow-2xl">
<p className="text-sm text-zinc-300 mb-4">{t('sidebar.deleteConfirm')}</p>
<div className="flex gap-2 justify-end">
<button
onClick={() => setConfirmDelete(null)}
className="px-3 py-1.5 text-xs rounded-xl border border-white/10 text-zinc-400 hover:bg-white/5 transition-colors"
>
{t('sidebar.deleteCancel')}
</button>
<button
onClick={() => { onDelete(confirmDelete); setConfirmDelete(null); }}
className="px-3 py-1.5 text-xs rounded-xl bg-red-500/20 text-red-300 border border-red-500/20 hover:bg-red-500/30 transition-colors"
>
{t('sidebar.delete')}
</button>
</div>
</div>
</>
)}
</>
);
}