Implement transaction history page

This commit implements the transaction history page.

src/components/TransactionEditDialog.tsx

@@ -15,7 +15,9 @@ import {
 import { Button } from '@/components/ui/button';
 import { Input } from '@/components/ui/input';
 import { Form, FormControl, FormField, FormItem, FormLabel, FormMessage } from '@/components/ui/form';
-import { Coffee, Home, Car } from 'lucide-react';
+import { Coffee, Home, Car, Trash2 } from 'lucide-react';
+import { toast } from '@/components/ui/use-toast';
+import { AlertDialog, AlertDialogAction, AlertDialogCancel, AlertDialogContent, AlertDialogDescription, AlertDialogFooter, AlertDialogHeader, AlertDialogTitle, AlertDialogTrigger } from '@/components/ui/alert-dialog';
 
 // Form schema for validation
 const formSchema = z.object({
@@ -35,13 +37,15 @@ interface TransactionEditDialogProps {
   open: boolean;
   onOpenChange: (open: boolean) => void;
   onSave: (updatedTransaction: Transaction) => void;
+  onDelete?: (id: string) => void;
 }
 
 const TransactionEditDialog: React.FC<TransactionEditDialogProps> = ({
   transaction,
   open,
   onOpenChange,
-  onSave
+  onSave,
+  onDelete
 }) => {
   const form = useForm<z.infer<typeof formSchema>>({
     resolver: zodResolver(formSchema),
@@ -66,6 +70,18 @@ const TransactionEditDialog: React.FC<TransactionEditDialogProps> = ({
     onOpenChange(false);
   };
 
+  const handleDelete = () => {
+    if (onDelete) {
+      onDelete(transaction.id);
+      onOpenChange(false);
+      
+      toast({
+        title: "지출이 삭제되었습니다",
+        description: `${transaction.title} 항목이 삭제되었습니다.`,
+      });
+    }
+  };
+
   const handleAmountChange = (e: React.ChangeEvent<HTMLInputElement>) => {
     const formattedValue = formatWithCommas(e.target.value);
     form.setValue('amount', formattedValue);
@@ -147,11 +163,49 @@ const TransactionEditDialog: React.FC<TransactionEditDialogProps> = ({
               )}
             />
             
-            <DialogFooter className="sm:justify-between">
+            <DialogFooter className="flex justify-between gap-2 mt-6">
+              {onDelete && (
+                <AlertDialog>
+                  <AlertDialogTrigger asChild>
+                    <Button 
+                      type="button" 
+                      variant="outline"
+                      className="border-red-200 text-red-500 hover:bg-red-50"
+                    >
+                      <Trash2 size={16} />
+                      삭제
+                    </Button>
+                  </AlertDialogTrigger>
+                  <AlertDialogContent>
+                    <AlertDialogHeader>
+                      <AlertDialogTitle>지출 삭제</AlertDialogTitle>
+                      <AlertDialogDescription>
+                        정말로 이 지출 항목을 삭제하시겠습니까? 이 작업은 취소할 수 없습니다.
+                      </AlertDialogDescription>
+                    </AlertDialogHeader>
+                    <AlertDialogFooter>
+                      <AlertDialogCancel>취소</AlertDialogCancel>
+                      <AlertDialogAction 
+                        className="bg-red-500 hover:bg-red-600"
+                        onClick={handleDelete}
+                      >
+                        삭제
+                      </AlertDialogAction>
+                    </AlertDialogFooter>
+                  </AlertDialogContent>
+                </AlertDialog>
+              )}
+              <div className="flex gap-2">
                 <DialogClose asChild>
                   <Button type="button" variant="outline">취소</Button>
                 </DialogClose>
-              <Button type="submit">저장</Button>
+                <Button 
+                  type="submit"
+                  className="bg-neuro-income text-white hover:bg-neuro-income/90"
+                >
+                  저장
+                </Button>
+              </div>
             </DialogFooter>
           </form>
         </Form>

src/hooks/useTransactions.ts

@@ -0,0 +1,268 @@
+
+import { useState, useEffect } from 'react';
+import { Transaction } from '@/components/TransactionCard';
+import { supabase } from '@/lib/supabase';
+import { useAuth } from '@/contexts/auth/AuthProvider';
+import { toast } from '@/hooks/useToast.wrapper';
+import { isSyncEnabled } from '@/utils/syncUtils';
+
+// 월 이름 정의
+export const MONTHS_KR = [
+  '1월', '2월', '3월', '4월', '5월', '6월', 
+  '7월', '8월', '9월', '10월', '11월', '12월'
+];
+
+// 현재 월 가져오기
+const getCurrentMonth = () => {
+  const now = new Date();
+  return MONTHS_KR[now.getMonth()];
+};
+
+export const useTransactions = () => {
+  const [transactions, setTransactions] = useState<Transaction[]>([]);
+  const [filteredTransactions, setFilteredTransactions] = useState<Transaction[]>([]);
+  const [selectedMonth, setSelectedMonth] = useState(getCurrentMonth());
+  const [searchQuery, setSearchQuery] = useState('');
+  const [isLoading, setIsLoading] = useState(true);
+  const [error, setError] = useState<string | null>(null);
+  const [totalBudget, setTotalBudget] = useState(1000000); // 기본 예산
+  const { user } = useAuth();
+
+  // 월 변경 처리
+  const handlePrevMonth = () => {
+    const currentIndex = MONTHS_KR.indexOf(selectedMonth);
+    if (currentIndex > 0) {
+      setSelectedMonth(MONTHS_KR[currentIndex - 1]);
+    } else {
+      setSelectedMonth(MONTHS_KR[MONTHS_KR.length - 1]);
+    }
+  };
+
+  const handleNextMonth = () => {
+    const currentIndex = MONTHS_KR.indexOf(selectedMonth);
+    if (currentIndex < MONTHS_KR.length - 1) {
+      setSelectedMonth(MONTHS_KR[currentIndex + 1]);
+    } else {
+      setSelectedMonth(MONTHS_KR[0]);
+    }
+  };
+
+  // 트랜잭션 로드
+  const loadTransactions = () => {
+    setIsLoading(true);
+    setError(null);
+    
+    try {
+      // 로컬 스토리지에서 트랜잭션 데이터 가져오기
+      const localData = localStorage.getItem('transactions');
+      
+      if (localData) {
+        const parsedData = JSON.parse(localData) as Transaction[];
+        setTransactions(parsedData);
+      } else {
+        // 샘플 데이터 설정 (실제 앱에서는 빈 배열로 시작할 수 있음)
+        const sampleData: Transaction[] = [{
+          id: '1',
+          title: '식료품 구매',
+          amount: 25000,
+          date: `${selectedMonth} 25일, 12:30 PM`,
+          category: '식비',
+          type: 'expense'
+        }, {
+          id: '2',
+          title: '주유소',
+          amount: 50000,
+          date: `${selectedMonth} 24일, 3:45 PM`,
+          category: '교통비',
+          type: 'expense'
+        }, {
+          id: '4',
+          title: '생필품 구매',
+          amount: 35000,
+          date: `${selectedMonth} 18일, 6:00 AM`,
+          category: '생활비',
+          type: 'expense'
+        }, {
+          id: '5',
+          title: '월세',
+          amount: 650000,
+          date: `${selectedMonth} 15일, 10:00 AM`,
+          category: '생활비',
+          type: 'expense'
+        }, {
+          id: '6',
+          title: '식당',
+          amount: 15500,
+          date: `${selectedMonth} 12일, 2:15 PM`,
+          category: '식비',
+          type: 'expense'
+        }];
+        
+        setTransactions(sampleData);
+        localStorage.setItem('transactions', JSON.stringify(sampleData));
+      }
+
+      // 예산 가져오기
+      const budgetData = localStorage.getItem('budget');
+      if (budgetData) {
+        const parsedBudget = JSON.parse(budgetData);
+        setTotalBudget(parsedBudget.total || 1000000);
+      }
+    } catch (err) {
+      console.error('트랜잭션 로드 중 오류:', err);
+      setError('데이터를 불러오는 중 문제가 발생했습니다.');
+      toast({
+        title: "데이터 로드 실패",
+        description: "지출 내역을 불러오는데 실패했습니다.",
+        variant: "destructive"
+      });
+    } finally {
+      setIsLoading(false);
+    }
+  };
+  
+  // 필터 적용
+  useEffect(() => {
+    // 1. 월별 필터링
+    let filtered = transactions.filter(transaction => 
+      transaction.date.includes(selectedMonth) && transaction.type === 'expense'
+    );
+    
+    // 2. 검색어 필터링 (검색어가 있는 경우)
+    if (searchQuery.trim()) {
+      const query = searchQuery.toLowerCase().trim();
+      filtered = filtered.filter(transaction => 
+        transaction.title.toLowerCase().includes(query) || 
+        transaction.category.toLowerCase().includes(query)
+      );
+    }
+    
+    setFilteredTransactions(filtered);
+  }, [transactions, selectedMonth, searchQuery]);
+
+  // 초기 데이터 로드
+  useEffect(() => {
+    loadTransactions();
+    
+    // Supabase 동기화 (로그인 상태인 경우)
+    const syncWithSupabase = async () => {
+      if (user && isSyncEnabled()) {
+        try {
+          const { data, error } = await supabase
+            .from('transactions')
+            .select('*')
+            .eq('user_id', user.id);
+            
+          if (error) throw error;
+          
+          if (data && data.length > 0) {
+            // Supabase 데이터 로컬 형식으로 변환
+            const supabaseTransactions = data.map(t => ({
+              id: t.transaction_id || t.id,
+              title: t.title,
+              amount: t.amount,
+              date: t.date,
+              category: t.category,
+              type: t.type
+            }));
+            
+            // 로컬 데이터와 병합 (중복 ID 제거)
+            const mergedTransactions = [...transactions];
+            
+            supabaseTransactions.forEach(newTx => {
+              const existingIndex = mergedTransactions.findIndex(t => t.id === newTx.id);
+              if (existingIndex >= 0) {
+                mergedTransactions[existingIndex] = newTx;
+              } else {
+                mergedTransactions.push(newTx);
+              }
+            });
+            
+            setTransactions(mergedTransactions);
+            localStorage.setItem('transactions', JSON.stringify(mergedTransactions));
+          }
+        } catch (err) {
+          console.error('Supabase 동기화 오류:', err);
+          // 동기화 실패해도 기존 로컬 데이터는 유지
+        }
+      }
+    };
+    
+    syncWithSupabase();
+  }, [user]);
+
+  // 트랜잭션 업데이트
+  const updateTransaction = (updatedTransaction: Transaction) => {
+    const updatedTransactions = transactions.map(transaction =>
+      transaction.id === updatedTransaction.id ? updatedTransaction : transaction
+    );
+    
+    setTransactions(updatedTransactions);
+    localStorage.setItem('transactions', JSON.stringify(updatedTransactions));
+    
+    // Supabase에도 업데이트 (로그인 및 동기화 활성화된 경우)
+    if (user && isSyncEnabled()) {
+      supabase.from('transactions')
+        .upsert({
+          user_id: user.id,
+          title: updatedTransaction.title,
+          amount: updatedTransaction.amount,
+          date: updatedTransaction.date,
+          category: updatedTransaction.category,
+          type: updatedTransaction.type,
+          transaction_id: updatedTransaction.id
+        })
+        .then(({ error }) => {
+          if (error) {
+            console.error('Supabase 업데이트 오류:', error);
+          }
+        });
+    }
+    
+    toast({
+      title: "지출이 수정되었습니다",
+      description: `${updatedTransaction.title} 항목이 업데이트되었습니다.`,
+    });
+  };
+
+  // 트랜잭션 삭제
+  const deleteTransaction = (id: string) => {
+    const updatedTransactions = transactions.filter(transaction => transaction.id !== id);
+    
+    setTransactions(updatedTransactions);
+    localStorage.setItem('transactions', JSON.stringify(updatedTransactions));
+    
+    // Supabase에서도 삭제 (로그인 및 동기화 활성화된 경우)
+    if (user && isSyncEnabled()) {
+      supabase.from('transactions')
+        .delete()
+        .eq('transaction_id', id)
+        .then(({ error }) => {
+          if (error) {
+            console.error('Supabase 삭제 오류:', error);
+          }
+        });
+    }
+    
+    toast({
+      title: "지출이 삭제되었습니다",
+      description: "선택한 지출 항목이 삭제되었습니다.",
+    });
+  };
+
+  return {
+    transactions: filteredTransactions,
+    isLoading,
+    error,
+    totalBudget,
+    selectedMonth,
+    searchQuery,
+    setSearchQuery,
+    handlePrevMonth,
+    handleNextMonth,
+    updateTransaction,
+    deleteTransaction,
+    totalExpenses: filteredTransactions.reduce((sum, t) => sum + t.amount, 0),
+    refreshTransactions: loadTransactions
+  };
+};

src/pages/Transactions.tsx

@@ -1,64 +1,45 @@
 
-import React, { useState } from 'react';
+import React, { useEffect } from 'react';
 import NavBar from '@/components/NavBar';
-import TransactionCard, { Transaction } from '@/components/TransactionCard';
+import TransactionCard from '@/components/TransactionCard';
 import AddTransactionButton from '@/components/AddTransactionButton';
-import { Calendar, Search, ChevronLeft, ChevronRight } from 'lucide-react';
-import { toast } from '@/components/ui/use-toast';
+import { Calendar, Search, ChevronLeft, ChevronRight, Loader2 } from 'lucide-react';
+import { useTransactions } from '@/hooks/useTransactions';
+import { formatCurrency } from '@/utils/formatters';
 
 const Transactions = () => {
-  const [selectedMonth, setSelectedMonth] = useState('8월');
+  const {
+    transactions,
+    isLoading,
+    error,
+    totalBudget,
+    selectedMonth,
+    searchQuery,
+    setSearchQuery,
+    handlePrevMonth,
+    handleNextMonth,
+    updateTransaction,
+    totalExpenses,
+    refreshTransactions
+  } = useTransactions();
 
-  // Sample data - updated to use only the three specified categories
-  const [transactions, setTransactions] = useState<Transaction[]>([{
-    id: '1',
-    title: '식료품 구매',
-    amount: 25000,
-    date: '8월 25일, 12:30 PM',
-    category: '식비',
-    type: 'expense'
-  }, {
-    id: '2',
-    title: '주유소',
-    amount: 50000,
-    date: '8월 24일, 3:45 PM',
-    category: '교통비',
-    type: 'expense'
-  }, {
-    id: '4',
-    title: '생필품 구매',
-    amount: 35000,
-    date: '8월 18일, 6:00 AM',
-    category: '생활비',
-    type: 'expense'
-  }, {
-    id: '5',
-    title: '월세',
-    amount: 650000,
-    date: '8월 15일, 10:00 AM',
-    category: '생활비',
-    type: 'expense'
-  }, {
-    id: '6',
-    title: '식당',
-    amount: 15500,
-    date: '8월 12일, 2:15 PM',
-    category: '식비',
-    type: 'expense'
-  }]);
+  // 페이지 진입/초점 시 새로고침
+  useEffect(() => {
+    const handleFocus = () => {
+      refreshTransactions();
+    };
     
-  // Filter only expense transactions
-  const expenseTransactions = transactions.filter(t => t.type === 'expense');
+    window.addEventListener('focus', handleFocus);
     
-  // Calculate total expenses
-  const totalExpenses = expenseTransactions.reduce((sum, transaction) => sum + transaction.amount, 0);
+    return () => {
+      window.removeEventListener('focus', handleFocus);
+    };
+  }, [refreshTransactions]);
 
-  // Set budget (for demo purposes - in a real app this would come from user settings)
-  const totalBudget = 1000000;
+  // 트랜잭션을 날짜별로 그룹화
+  const groupedTransactions: Record<string, typeof transactions> = {};
   
-  // Group transactions by date
-  const groupedTransactions: Record<string, Transaction[]> = {};
-  expenseTransactions.forEach(transaction => {
+  transactions.forEach(transaction => {
     const datePart = transaction.date.split(',')[0];
     if (!groupedTransactions[datePart]) {
       groupedTransactions[datePart] = [];
@@ -66,20 +47,8 @@ const Transactions = () => {
     groupedTransactions[datePart].push(transaction);
   });
 
-  const handleUpdateTransaction = (updatedTransaction: Transaction) => {
-    setTransactions(prev => 
-      prev.map(transaction => 
-        transaction.id === updatedTransaction.id ? updatedTransaction : transaction
-      )
-    );
-    
-    toast({
-      title: "지출이 수정되었습니다",
-      description: `${updatedTransaction.title} 항목이 업데이트되었습니다.`,
-    });
-  };
-
-  return <div className="min-h-screen bg-neuro-background pb-24">
+  return (
+    <div className="min-h-screen bg-neuro-background pb-24">
       <div className="max-w-md mx-auto px-6">
         {/* Header */}
         <header className="py-8">
@@ -88,12 +57,21 @@ const Transactions = () => {
           {/* Search */}
           <div className="neuro-pressed mb-5 flex items-center px-4 py-3 rounded-xl">
             <Search size={18} className="text-gray-500 mr-2" />
-            <input type="text" placeholder="지출 검색..." className="bg-transparent flex-1 outline-none text-sm" />
+            <input 
+              type="text" 
+              placeholder="지출 검색..." 
+              className="bg-transparent flex-1 outline-none text-sm"
+              value={searchQuery}
+              onChange={(e) => setSearchQuery(e.target.value)}
+            />
           </div>
           
           {/* Month Selector */}
           <div className="flex items-center justify-between mb-5">
-            <button className="neuro-flat p-2 rounded-full">
+            <button 
+              className="neuro-flat p-2 rounded-full"
+              onClick={handlePrevMonth}
+            >
               <ChevronLeft size={20} />
             </button>
             
@@ -102,7 +80,10 @@ const Transactions = () => {
               <span className="font-medium text-lg">{selectedMonth}</span>
             </div>
             
-            <button className="neuro-flat p-2 rounded-full">
+            <button 
+              className="neuro-flat p-2 rounded-full"
+              onClick={handleNextMonth}
+            >
               <ChevronRight size={20} />
             </button>
           </div>
@@ -112,29 +93,63 @@ const Transactions = () => {
             <div className="neuro-card">
               <p className="text-sm text-gray-500 mb-1">총 예산</p>
               <p className="text-lg font-bold text-neuro-income">
-                {new Intl.NumberFormat('ko-KR', {
-                  style: 'currency',
-                  currency: 'KRW',
-                  maximumFractionDigits: 0
-                }).format(totalBudget)}
+                {formatCurrency(totalBudget)}
               </p>
             </div>
             <div className="neuro-card">
               <p className="text-sm text-gray-500 mb-1">총 지출</p>
               <p className="text-lg font-bold text-neuro-income">
-                {new Intl.NumberFormat('ko-KR', {
-                  style: 'currency',
-                  currency: 'KRW',
-                  maximumFractionDigits: 0
-                }).format(totalExpenses)}
+                {formatCurrency(totalExpenses)}
               </p>
             </div>
           </div>
         </header>
 
+        {/* Loading State */}
+        {isLoading && (
+          <div className="flex justify-center items-center py-10">
+            <Loader2 className="h-8 w-8 animate-spin text-neuro-income" />
+            <span className="ml-2 text-gray-500">로딩 중...</span>
+          </div>
+        )}
+
+        {/* Error State */}
+        {error && (
+          <div className="neuro-card p-4 text-red-500 mb-6">
+            <p>{error}</p>
+            <button 
+              className="text-neuro-income mt-2"
+              onClick={refreshTransactions}
+            >
+              다시 시도
+            </button>
+          </div>
+        )}
+
+        {/* Empty State */}
+        {!isLoading && !error && transactions.length === 0 && (
+          <div className="text-center py-10">
+            <p className="text-gray-500 mb-3">
+              {searchQuery.trim() 
+                ? '검색 결과가 없습니다.'
+                : `${selectedMonth}에 등록된 지출이 없습니다.`}
+            </p>
+            {searchQuery.trim() && (
+              <button 
+                className="text-neuro-income"
+                onClick={() => setSearchQuery('')}
+              >
+                검색 초기화
+              </button>
+            )}
+          </div>
+        )}
+
         {/* Transactions By Date */}
+        {!isLoading && !error && (
           <div className="space-y-6">
-          {Object.entries(groupedTransactions).map(([date, transactions]) => <div key={date}>
+            {Object.entries(groupedTransactions).map(([date, transactions]) => (
+              <div key={date}>
                 <div className="flex items-center gap-2 mb-3">
                   <div className="h-1 flex-1 neuro-pressed"></div>
                   <h2 className="text-sm font-medium text-gray-500">{date}</h2>
@@ -146,17 +161,20 @@ const Transactions = () => {
                     <TransactionCard 
                       key={transaction.id} 
                       transaction={transaction} 
-                    onUpdate={handleUpdateTransaction}
+                      onUpdate={updateTransaction}
                     />
                   ))}
                 </div>
-            </div>)}
               </div>
+            ))}
+          </div>
+        )}
       </div>
 
       <AddTransactionButton />
       <NavBar />
-    </div>;
+    </div>
+  );
 };
 
 export default Transactions;