upload 기능 구현 전에 일단 커밋

server/db.js

@@ -0,0 +1,123 @@
+import { createClient } from '@supabase/supabase-js';
+
+const supabaseUrl = process.env.SUPABASE_URL;
+const supabaseKey = process.env.SUPABASE_SERVICE_ROLE_KEY;
+
+if (!supabaseUrl || !supabaseKey) {
+  throw new Error('SUPABASE_URL, SUPABASE_SERVICE_ROLE_KEY 환경변수가 필요합니다.');
+}
+
+const supabase = createClient(supabaseUrl, supabaseKey);
+
+const nowIso = () => new Date().toISOString();
+
+export async function isGusFresh(ttlMs) {
+  const { data, error } = await supabase
+    .from('gus')
+    .select('updated_at')
+    .order('updated_at', { ascending: false })
+    .limit(1)
+    .maybeSingle();
+  if (error) throw error;
+  return !!data?.updated_at && Date.now() - Date.parse(data.updated_at) < ttlMs;
+}
+
+export async function replaceGus(entries) {
+  const now = nowIso();
+  const rows = entries.map(({ code, name }) => ({ code, name, updated_at: now }));
+  const { error: delErr } = await supabase.from('gus').delete().neq('code', '');
+  if (delErr) throw delErr;
+  const { error } = await supabase.from('gus').insert(rows);
+  if (error) throw error;
+}
+
+export async function getGus() {
+  const { data, error } = await supabase.from('gus').select('code, name').order('code');
+  if (error) throw error;
+  return data || [];
+}
+
+export async function getGuByName(name) {
+  const { data, error } = await supabase
+    .from('gus')
+    .select('code, name')
+    .eq('name', name)
+    .maybeSingle();
+  if (error) throw error;
+  return data;
+}
+
+export async function isDongsFresh(guName, ttlMs) {
+  const { data, error } = await supabase
+    .from('dongs')
+    .select('updated_at')
+    .eq('gu_name', guName)
+    .order('updated_at', { ascending: false })
+    .limit(1)
+    .maybeSingle();
+  if (error) throw error;
+  return !!data?.updated_at && Date.now() - Date.parse(data.updated_at) < ttlMs;
+}
+
+export async function replaceDongs(guName, dongList) {
+  const now = nowIso();
+  const rows = dongList.map((dong) => ({ gu_name: guName, dong, updated_at: now }));
+  const { error: delErr } = await supabase.from('dongs').delete().eq('gu_name', guName);
+  if (delErr) throw delErr;
+  const { error } = await supabase.from('dongs').insert(rows);
+  if (error) throw error;
+}
+
+export async function getDongs(guName) {
+  const { data, error } = await supabase
+    .from('dongs')
+    .select('dong')
+    .eq('gu_name', guName)
+    .order('dong');
+  if (error) throw error;
+  return (data || []).map((r) => r.dong);
+}
+
+export async function insertPole(pole) {
+  const { error } = await supabase.from('poles').insert(pole);
+  if (error) throw error;
+}
+
+export async function getPole(id) {
+  const { data, error } = await supabase
+    .from('poles')
+    .select('*')
+    .eq('id', id)
+    .maybeSingle();
+  if (error) throw error;
+  return data;
+}
+
+export async function getAllPoles({ gu = '', dong = '', start = '', end = '' } = {}) {
+  let query = supabase.from('poles').select('*').order('timestamp', { ascending: false });
+  if (gu) query = query.eq('gu', gu);
+  if (dong) query = query.eq('dong', dong);
+  if (start) query = query.gte('timestamp', start);
+  if (end) query = query.lte('timestamp', end);
+  const { data, error } = await query;
+  if (error) throw error;
+  return (data || []).map((p) => ({
+    ...p,
+    photoUrl: p.photo_path ? `/uploads/${p.photo_path}` : null,
+  }));
+}
+
+export async function deletePole(id) {
+  const { error } = await supabase.from('poles').delete().eq('id', id);
+  if (error) throw error;
+}
+
+export async function getAllDongs() {
+  const { data, error } = await supabase
+    .from('dongs')
+    .select('gu_name, dong')
+    .order('gu_name')
+    .order('dong');
+  if (error) throw error;
+  return data || [];
+}