1

server/config/env.js

@@ -0,0 +1,74 @@
+import fs from 'node:fs';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+let loaded = false;
+let env_map = {};
+
+function unquote(value) {
+  const v = String(value);
+  if ((v.startsWith('"') && v.endsWith('"')) || (v.startsWith("'") && v.endsWith("'"))) {
+    return v.slice(1, -1);
+  }
+  return v;
+}
+
+function parse_env_text(text) {
+  const out = {};
+  const lines = String(text).split(/\r?\n/);
+
+  for (const raw_line of lines) {
+    const line = raw_line.trim();
+    if (!line) continue;
+    if (line.startsWith('#')) continue;
+
+    const idx = line.indexOf('=');
+    if (idx <= 0) continue;
+
+    const key = line.slice(0, idx).trim();
+    let value = line.slice(idx + 1).trim();
+
+    // 去掉行尾注释：仅在未被引号包裹时生效
+    const quoted = (value.startsWith('"') && value.endsWith('"')) || (value.startsWith("'") && value.endsWith("'"));
+    if (!quoted) {
+      const sharp = value.indexOf('#');
+      if (sharp >= 0) {
+        value = value.slice(0, sharp).trim();
+      }
+    }
+
+    out[key] = unquote(value);
+  }
+
+  return out;
+}
+
+export function load_env() {
+  if (loaded) {
+    return;
+  }
+
+  const __filename = fileURLToPath(import.meta.url);
+  const __dirname = path.dirname(__filename);
+  const env_path = path.resolve(__dirname, '../.env');
+
+  const text = fs.readFileSync(env_path, 'utf8');
+  env_map = parse_env_text(text);
+  loaded = true;
+}
+
+export function get_env(key) {
+  if (!loaded) {
+    load_env();
+  }
+  return env_map[key];
+}
+
+export function get_all_env() {
+  if (!loaded) {
+    load_env();
+  }
+  return { ...env_map };
+}
+
+load_env();