🎉 first commit

app/components/sidebar/HistoryItem.tsx

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+import { useParams } from '@remix-run/react';
+import classNames from 'classnames';
+import { type ForwardedRef, forwardRef, useCallback } from 'react';
+import { Checkbox } from '~/components/ui/Checkbox';
+import WithTooltip from '~/components/ui/Tooltip';
+import { useEditChatDescription } from '~/lib/hooks';
+import type { ServerChatItem } from '~/lib/hooks/useChatEntries';
+
+interface HistoryItemProps {
+  item: ServerChatItem;
+  onDelete?: (event: React.UIEvent) => void;
+  onDuplicate?: (id: string) => void;
+  selectionMode?: boolean;
+  isSelected?: boolean;
+  onToggleSelection?: (id: string) => void;
+}
+
+export function HistoryItem({
+  item,
+  onDelete,
+  onDuplicate,
+  selectionMode = false,
+  isSelected = false,
+  onToggleSelection,
+}: HistoryItemProps) {
+  const { id } = useParams();
+  const isActiveChat = id === item.id;
+  const { editing, handleChange, handleBlur, handleSubmit, handleKeyDown, currentDescription, toggleEditMode } =
+    useEditChatDescription({
+      initialDescription: item.description || '',
+      chatId: item.id,
+    });
+
+  const handleItemClick = useCallback(
+    (e: React.MouseEvent) => {
+      if (selectionMode) {
+        e.preventDefault();
+        e.stopPropagation();
+        console.log('Item clicked in selection mode:', item.id);
+        onToggleSelection?.(item.id);
+      }
+    },
+    [selectionMode, item.id, onToggleSelection],
+  );
+
+  const handleCheckboxChange = useCallback(() => {
+    console.log('Checkbox changed for item:', item.id);
+    onToggleSelection?.(item.id);
+  }, [item.id, onToggleSelection]);
+
+  const handleDeleteClick = useCallback(
+    (event: React.MouseEvent<HTMLButtonElement, MouseEvent>) => {
+      event.preventDefault();
+      event.stopPropagation();
+      console.log('Delete button clicked for item:', item.id);
+
+      if (onDelete) {
+        onDelete(event as unknown as React.UIEvent);
+      }
+    },
+    [onDelete, item.id],
+  );
+
+  return (
+    <div
+      className={classNames(
+        'group rounded-lg text-sm text-gray-700 dark:text-gray-300 hover:text-gray-900 dark:hover:text-white hover:bg-gray-50/80 dark:hover:bg-gray-800/30 overflow-hidden flex justify-between items-center px-1 py-2.5 transition-colors',
+        { 'text-gray-900 dark:text-white bg-gray-50/80 dark:bg-gray-800/30': isActiveChat },
+        { 'cursor-pointer': selectionMode },
+      )}
+      onClick={selectionMode ? handleItemClick : undefined}
+    >
+      <div
+        className={classNames('flex items-center mr-2 invisible group-hover:visible', {
+          '!visible': selectionMode,
+        })}
+        onClick={(e) => e.stopPropagation()}
+      >
+        <Checkbox
+          id={`select-${item.id}`}
+          checked={isSelected}
+          onCheckedChange={handleCheckboxChange}
+          className="size-4"
+        />
+      </div>
+
+      {editing ? (
+        <form onSubmit={handleSubmit} className="flex-1 flex items-center gap-2 pr-2">
+          <input
+            type="text"
+            className="flex-1 bg-white dark:bg-gray-900 text-gray-900 dark:text-white rounded-md px-3 py-1.5 text-sm border border-gray-200 dark:border-gray-800 focus:outline-none focus:ring-1 focus:ring-purple-500/50"
+            autoFocus
+            value={currentDescription}
+            onChange={handleChange}
+            onBlur={handleBlur}
+            onKeyDown={handleKeyDown}
+          />
+          <button
+            type="submit"
+            className="i-ph:check size-4 text-gray-500 hover:text-purple-500 transition-colors"
+            onMouseDown={handleSubmit}
+          />
+        </form>
+      ) : (
+        <a
+          href={`/chat/${item.id}`}
+          className="flex w-full relative items-center"
+          onClick={selectionMode ? handleItemClick : undefined}
+        >
+          <span className="truncate max-w-[calc(100%-90px)] pl-2">{currentDescription}</span>
+          <div
+            className={classNames(
+              'absolute right-0 top-0 bottom-0 flex items-center px-2 transition-colors',
+              'min-w-[80px] justify-end z-10',
+              'bg-gradient-to-l from-upage-elements-background-depth-1 via-upage-elements-background-depth-1 to-transparent',
+            )}
+          >
+            <div className="flex items-center gap-2.5 text-gray-400 dark:text-gray-500 opacity-0 group-hover:opacity-100 transition-opacity">
+              {onDuplicate && (
+                <ChatActionButton
+                  toolTipContent="复制"
+                  icon="i-mingcute:copy-2-line size-4"
+                  onClick={(event) => {
+                    event.preventDefault();
+                    onDuplicate?.(item.id);
+                  }}
+                />
+              )}
+              <ChatActionButton
+                toolTipContent="重命名"
+                icon="i-mingcute:edit-2-line size-4"
+                onClick={(event) => {
+                  event.preventDefault();
+                  toggleEditMode();
+                }}
+              />
+              <ChatActionButton
+                toolTipContent="删除"
+                icon="i-mingcute:delete-2-line size-4"
+                className="hover:text-red-500 dark:hover:text-red-400"
+                onClick={handleDeleteClick}
+              />
+            </div>
+          </div>
+        </a>
+      )}
+    </div>
+  );
+}
+
+const ChatActionButton = forwardRef(
+  (
+    {
+      toolTipContent,
+      icon,
+      className,
+      onClick,
+    }: {
+      toolTipContent: string;
+      icon: string;
+      className?: string;
+      onClick: (event: React.MouseEvent<HTMLButtonElement, MouseEvent>) => void;
+      btnTitle?: string;
+    },
+    ref: ForwardedRef<HTMLButtonElement>,
+  ) => {
+    return (
+      <WithTooltip tooltip={toolTipContent} position="bottom" sideOffset={4}>
+        <button
+          ref={ref}
+          type="button"
+          className={`text-gray-400 dark:text-gray-500 hover:text-purple-500 dark:hover:text-purple-400 transition-colors ${icon} ${className ? className : ''}`}
+          onClick={onClick}
+        />
+      </WithTooltip>
+    );
+  },
+);

app/components/sidebar/HistorySwitch.tsx

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+import { memo, useEffect, useState } from 'react';
+import { IconButton } from '~/components/ui/IconButton';
+import { toggleSidebar } from '~/lib/stores/sidebar';
+
+interface HistorySwitchProps {
+  className?: string;
+}
+
+export const HistorySwitch = memo(({ className }: HistorySwitchProps) => {
+  const [domLoaded, setDomLoaded] = useState(false);
+
+  useEffect(() => {
+    setDomLoaded(true);
+  }, []);
+
+  return (
+    domLoaded && (
+      <IconButton className={className} title="查看历史" onClick={toggleSidebar}>
+        <div className="i-mingcute:history-line text-xl"></div>
+      </IconButton>
+    )
+  );
+});

app/components/sidebar/Menu.client.tsx

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+import { useStore } from '@nanostores/react';
+import classNames from 'classnames';
+import { motion, type Variants } from 'framer-motion';
+import { memo, useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import { toast } from 'sonner';
+import { ControlPanel } from '~/components/@settings/core/ControlPanel';
+import { Dialog, DialogButton, DialogDescription, DialogRoot, DialogTitle } from '~/components/ui/Dialog';
+import { SettingsButton } from '~/components/ui/SettingsButton';
+import { useAuth } from '~/lib/hooks';
+import { type ServerChatItem, useChatEntries } from '~/lib/hooks/useChatEntries';
+import { useChatOperate } from '~/lib/hooks/useChatOperate';
+import { aiState } from '~/lib/stores/ai-state';
+import { sidebarStore } from '~/lib/stores/sidebar';
+import { cubicEasingFn } from '~/utils/easings';
+import WithTooltip from '../ui/Tooltip';
+import { binDates } from './date-binning';
+import { HistoryItem } from './HistoryItem';
+
+const menuVariants = {
+  closed: {
+    opacity: 0,
+    visibility: 'hidden',
+    left: '-340px',
+    transition: {
+      duration: 0.2,
+      ease: cubicEasingFn,
+    },
+  },
+  open: {
+    opacity: 1,
+    visibility: 'initial',
+    left: 0,
+    transition: {
+      duration: 0.2,
+      ease: cubicEasingFn,
+    },
+  },
+} satisfies Variants;
+
+type DialogContent = { type: 'delete'; item: ServerChatItem } | { type: 'bulkDelete'; items: ServerChatItem[] } | null;
+
+export const Menu = memo(() => {
+  const { duplicateCurrentChat, deleteChat, deleteSelectedItems } = useChatOperate();
+  const { entries, isLoading, loadChatEntries } = useChatEntries();
+  const { chatId } = useStore(aiState);
+  const menuRef = useRef<HTMLDivElement>(null);
+  const [dialogContent, setDialogContent] = useState<DialogContent>(null);
+  const [isSettingsOpen, setIsSettingsOpen] = useState(false);
+  const [selectedItems, setSelectedItems] = useState<string[]>([]);
+  const [isInitialized, setIsInitialized] = useState(false);
+  const sidebar = useStore(sidebarStore);
+  const [searchTerm, setSearchTerm] = useState('');
+
+  const { isAuthenticated } = useAuth();
+  const isShowMenu = useMemo(() => {
+    return isAuthenticated && sidebar;
+  }, [isAuthenticated, sidebar]);
+
+  // 处理搜索
+  const handleSearch = useCallback(
+    (e: React.ChangeEvent<HTMLInputElement>) => {
+      const value = e.target.value;
+      setSearchTerm(value);
+      // 重新加载
+      loadChatEntries(value);
+    },
+    [loadChatEntries],
+  );
+
+  // 初始加载聊天列表，仅在组件挂载时执行一次
+  useEffect(() => {
+    if (isShowMenu && !isInitialized) {
+      loadChatEntries();
+      setIsInitialized(true);
+    }
+  }, [isShowMenu, loadChatEntries, isInitialized]);
+
+  const deleteItem = useCallback(
+    async (event: React.UIEvent, item: ServerChatItem) => {
+      event.preventDefault();
+      event.stopPropagation();
+
+      console.log('Attempting to delete chat:', { id: item.id, description: item.description });
+
+      try {
+        await deleteChat(item.id);
+        toast.success('聊天已删除成功');
+        if (chatId === item.id) {
+          console.log('Navigating away from deleted chat');
+          window.location.pathname = '/';
+        }
+      } catch (error) {
+        console.error('Failed to delete chat:', error);
+        toast.error('删除聊天失败');
+      } finally {
+        loadChatEntries();
+      }
+    },
+    [loadChatEntries, deleteChat, chatId],
+  );
+
+  const closeDialog = () => {
+    setDialogContent(null);
+  };
+
+  const toggleItemSelection = useCallback((id: string) => {
+    setSelectedItems((prev) => {
+      const newSelectedItems = prev.includes(id) ? prev.filter((itemId) => itemId !== id) : [...prev, id];
+      console.log('Selected items updated:', newSelectedItems);
+
+      return newSelectedItems;
+    });
+  }, []);
+
+  const handleBulkDeleteClick = useCallback(() => {
+    if (selectedItems.length === 0) {
+      toast.info('至少选择一个聊天来删除');
+      return;
+    }
+
+    const selectedChats = entries.filter((item) => selectedItems.includes(item.id));
+
+    if (selectedChats.length === 0) {
+      toast.error('未找到选中的聊天');
+      return;
+    }
+
+    setDialogContent({ type: 'bulkDelete', items: selectedChats });
+  }, [selectedItems, entries]);
+
+  const selectAll = useCallback(() => {
+    const allFilteredIds = entries.map((item) => item.id);
+    setSelectedItems((prev) => {
+      const allFilteredAreSelected = allFilteredIds.length > 0 && allFilteredIds.every((id) => prev.includes(id));
+
+      if (allFilteredAreSelected) {
+        // Deselect only the filtered items
+        const newSelectedItems = prev.filter((id) => !allFilteredIds.includes(id));
+        console.log('Deselecting all filtered items. New selection:', newSelectedItems);
+
+        return newSelectedItems;
+      }
+      // Select all filtered items, adding them to any existing selections
+      const newSelectedItems = [...new Set([...prev, ...allFilteredIds])];
+      console.log('Selecting all filtered items. New selection:', newSelectedItems);
+
+      return newSelectedItems;
+    });
+  }, [entries]);
+
+  const handleDuplicate = async (id: string) => {
+    await duplicateCurrentChat(id);
+    loadChatEntries();
+  };
+
+  const handleSettingsClick = () => {
+    setIsSettingsOpen(true);
+  };
+
+  const handleSettingsClose = () => {
+    setIsSettingsOpen(false);
+  };
+
+  const setDialogContentWithLogging = useCallback((content: DialogContent) => {
+    console.log('Setting dialog content:', content);
+    setDialogContent(content);
+  }, []);
+
+  const handleDeleteSelectedItems = useCallback(
+    async (itemsToDeleteNow: string[]) => {
+      try {
+        await deleteSelectedItems(itemsToDeleteNow);
+        // 清空选择项
+        setSelectedItems([]);
+
+        // 检查是否需要导航
+        const currentChatId = chatId;
+        if (currentChatId && itemsToDeleteNow.includes(currentChatId)) {
+          console.log('Navigating away from deleted chat');
+          window.location.pathname = '/';
+        }
+
+        toast.success(`${itemsToDeleteNow.length} 个聊天已删除成功`);
+      } catch (error) {
+        console.error('Failed to delete chats:', error);
+        toast.error('删除聊天失败');
+      } finally {
+        loadChatEntries();
+      }
+    },
+    [deleteSelectedItems, loadChatEntries, chatId],
+  );
+
+  return (
+    <>
+      <motion.div
+        ref={menuRef}
+        initial="closed"
+        animate={isShowMenu ? 'open' : 'closed'}
+        variants={menuVariants}
+        style={{ width: '300px' }}
+        className={classNames(
+          'flex selection-accent flex-col side-menu absolute h-full',
+          'bg-upage-elements-background-depth-1 border-r border-gray-100 dark:border-gray-800/50',
+          'shadow-sm text-sm',
+          isSettingsOpen ? 'z-40' : 'z-sidebar',
+        )}
+      >
+        <div className="flex-1 flex flex-col size-full overflow-hidden">
+          <div className="p-4 space-y-3">
+            <a
+              href="/"
+              className="flex gap-2 items-center bg-purple-50 dark:bg-purple-500/10 text-purple-700 dark:text-purple-300 hover:bg-purple-100 dark:hover:bg-purple-500/20 rounded-lg px-4 py-2.5 transition-colors"
+            >
+              <span className="inline-block i-ph:plus-circle size-4" />
+              <span className="text-sm font-medium">开始新的聊天</span>
+            </a>
+            <div className="relative w-full">
+              <div className="absolute left-3 top-1/2 -translate-y-1/2 z-1">
+                <div
+                  className={`i-mingcute:search-2-line size-4 ${isLoading ? 'animate-pulse text-purple-500' : 'text-gray-400 dark:text-gray-500'}`}
+                />
+              </div>
+              <input
+                className="w-full bg-gray-50 dark:bg-gray-900 relative pl-9 pr-3 py-2 rounded-lg focus:outline-none focus:ring-1 focus:ring-purple-500/50 text-sm text-gray-900 dark:text-gray-100 placeholder-gray-500 dark:placeholder-gray-500 border border-gray-200 dark:border-gray-800"
+                type="search"
+                placeholder="搜索聊天记录..."
+                value={searchTerm}
+                onChange={handleSearch}
+                aria-label="搜索聊天记录"
+              />
+            </div>
+          </div>
+          <div className="flex-1 overflow-auto px-2 pb-20">
+            {isLoading && entries.length === 0 ? (
+              <div className="px-4 text-gray-500 dark:text-gray-400 text-sm">加载中...</div>
+            ) : (
+              entries.length === 0 && (
+                <div className="px-4 text-gray-500 dark:text-gray-400 text-sm">没有匹配的聊天记录</div>
+              )
+            )}
+            <DialogRoot open={dialogContent !== null}>
+              {binDates(entries).map(({ category, items }) => (
+                <div key={category} className="mt-2 first:mt-0 space-y-1">
+                  <div className="text-xs font-medium text-gray-500 dark:text-gray-400 sticky top-0 z-1 bg-upage-elements-background-depth-1 px-3 py-1">
+                    {category}
+                  </div>
+                  <div className="space-y-0.5 pr-1">
+                    {items.map((item) => (
+                      <HistoryItem
+                        key={item.id}
+                        item={item}
+                        onDelete={(event) => {
+                          event.preventDefault();
+                          event.stopPropagation();
+                          setDialogContentWithLogging({ type: 'delete', item });
+                        }}
+                        onDuplicate={() => handleDuplicate(item.id)}
+                        selectionMode={selectedItems.length > 0}
+                        isSelected={selectedItems.includes(item.id)}
+                        onToggleSelection={toggleItemSelection}
+                      />
+                    ))}
+                  </div>
+                </div>
+              ))}
+              <Dialog onBackdrop={closeDialog} onClose={closeDialog}>
+                {dialogContent?.type === 'delete' && (
+                  <>
+                    <div className="p-6 bg-white dark:bg-gray-950">
+                      <DialogTitle className="text-gray-900 dark:text-white">删除聊天记录</DialogTitle>
+                      <DialogDescription className="mt-2 text-gray-600 dark:text-gray-400">
+                        你确定要删除{' '}
+                        <span className="font-medium text-gray-900 dark:text-white">
+                          {dialogContent.item.description}
+                        </span>{' '}
+                        聊天记录吗？
+                      </DialogDescription>
+                    </div>
+                    <div className="flex justify-end gap-3 px-6 py-4 bg-gray-50 dark:bg-gray-900 border-t border-gray-100 dark:border-gray-800">
+                      <DialogButton type="secondary" onClick={closeDialog}>
+                        取消
+                      </DialogButton>
+                      <DialogButton
+                        type="danger"
+                        onClick={(event) => {
+                          deleteItem(event, dialogContent.item);
+                          closeDialog();
+                        }}
+                      >
+                        删除
+                      </DialogButton>
+                    </div>
+                  </>
+                )}
+                {dialogContent?.type === 'bulkDelete' && (
+                  <>
+                    <div className="p-6 bg-white dark:bg-gray-950">
+                      <DialogTitle className="text-gray-900 dark:text-white">删除选中的聊天</DialogTitle>
+                      <DialogDescription className="mt-2 text-gray-600 dark:text-gray-400">
+                        你确定要删除 {dialogContent.items.length} 聊天：
+                        <div className="mt-2 max-h-32 overflow-auto border border-gray-100 dark:border-gray-800 rounded-md bg-gray-50 dark:bg-gray-900 p-2">
+                          <ul className="list-disc pl-5 space-y-1">
+                            {dialogContent.items.map((item) => (
+                              <li key={item.id} className="text-sm">
+                                <span className="font-medium text-gray-900 dark:text-white">{item.description}</span>
+                              </li>
+                            ))}
+                          </ul>
+                        </div>
+                        <span className="mt-3 block">你确定要删除这些聊天记录吗？</span>
+                      </DialogDescription>
+                    </div>
+                    <div className="flex justify-end gap-3 px-6 py-4 bg-gray-50 dark:bg-gray-900 border-t border-gray-100 dark:border-gray-800">
+                      <DialogButton type="secondary" onClick={closeDialog}>
+                        取消
+                      </DialogButton>
+                      <DialogButton
+                        type="danger"
+                        onClick={() => {
+                          /*
+                           * Pass the current selectedItems to the delete function.
+                           * This captures the state at the moment the user confirms.
+                           */
+                          const itemsToDeleteNow = [...selectedItems];
+                          handleDeleteSelectedItems(itemsToDeleteNow);
+                          closeDialog();
+                        }}
+                      >
+                        删除
+                      </DialogButton>
+                    </div>
+                  </>
+                )}
+              </Dialog>
+            </DialogRoot>
+          </div>
+          {selectedItems.length > 0 && (
+            <motion.div
+              initial={{ opacity: 0, y: 10 }}
+              animate={{ opacity: 1, y: 0 }}
+              exit={{ opacity: 0, y: 10 }}
+              transition={{ duration: 0.3, ease: 'easeOut' }}
+              className="absolute bottom-20 z-1 w-full flex justify-center"
+            >
+              <div className="rounded-full bg-upage-elements-background-depth-1 flex items-center justify-center border border-gray-200 dark:border-gray-800 shadow-md dark:shadow-gray-950/50 p-2.5 gap-3 transition-all duration-200">
+                <WithTooltip tooltip={selectedItems.length === entries.length ? '取消全选' : '全选'}>
+                  <button
+                    onClick={selectAll}
+                    className="rounded-full bg-gray-50 dark:bg-gray-800 p-2.5 hover:bg-gray-100 dark:hover:bg-gray-700 flex items-center justify-center transition-colors duration-200"
+                  >
+                    {selectedItems.length === entries.length ? (
+                      <div className="i-mingcute:checkbox-fill size-5 text-blue-500" />
+                    ) : (
+                      <div className="i-mingcute:checkbox-line size-5 text-blue-500" />
+                    )}
+                  </button>
+                </WithTooltip>
+                <WithTooltip tooltip="删除选中项">
+                  <button
+                    onClick={handleBulkDeleteClick}
+                    className="rounded-full bg-gray-50 dark:bg-gray-800 p-2.5 hover:bg-gray-100 dark:hover:bg-gray-700 flex items-center justify-center transition-colors duration-200"
+                  >
+                    <div className="i-mingcute:delete-2-line size-5 text-red-500" />
+                  </button>
+                </WithTooltip>
+              </div>
+            </motion.div>
+          )}
+          {import.meta.env.MODE === 'development' && (
+            <div className="flex items-center justify-between border-t border-gray-200 dark:border-gray-800 px-4 py-3">
+              <SettingsButton onClick={handleSettingsClick} />
+            </div>
+          )}
+        </div>
+      </motion.div>
+
+      {import.meta.env.MODE === 'development' && <ControlPanel open={isSettingsOpen} onClose={handleSettingsClose} />}
+    </>
+  );
+});

app/components/sidebar/date-binning.ts

@@ -0,0 +1,60 @@
+import { format, isAfter, isThisWeek, isThisYear, isToday, isYesterday, subDays } from 'date-fns';
+import { zhCN } from 'date-fns/locale/zh-CN';
+import type { ServerChatItem } from '~/lib/hooks/useChatEntries';
+
+type Bin = { category: string; items: ServerChatItem[] };
+
+export function binDates(_list: ServerChatItem[]) {
+  const list = _list.toSorted((a, b) => Date.parse(b.timestamp) - Date.parse(a.timestamp));
+
+  const binLookup: Record<string, Bin> = {};
+  const bins: Array<Bin> = [];
+
+  list.forEach((item) => {
+    const category = dateCategory(new Date(item.timestamp));
+
+    if (!(category in binLookup)) {
+      const bin = {
+        category,
+        items: [item],
+      };
+
+      binLookup[category] = bin;
+
+      bins.push(bin);
+    } else {
+      binLookup[category].items.push(item);
+    }
+  });
+
+  return bins;
+}
+
+function dateCategory(date: Date) {
+  if (isToday(date)) {
+    return '今天';
+  }
+
+  if (isYesterday(date)) {
+    return '昨天';
+  }
+
+  if (isThisWeek(date)) {
+    // e.g., "Mon" instead of "Monday"
+    return format(date, 'EEE', { locale: zhCN });
+  }
+
+  const thirtyDaysAgo = subDays(new Date(), 30);
+
+  if (isAfter(date, thirtyDaysAgo)) {
+    return '过去 30 天';
+  }
+
+  if (isThisYear(date)) {
+    // e.g., "Jan" instead of "January"
+    return format(date, 'LLL', { locale: zhCN });
+  }
+
+  // e.g., "Jan 2023" instead of "January 2023"
+  return format(date, 'LLL yyyy', { locale: zhCN });
+}