消息推送后台打通

server/load-config.js

@@ -0,0 +1,68 @@
+const fs = require('fs')
+const path = require('path')
+
+function loadJsonConfig(filePath) {
+  try {
+    const txt = fs.readFileSync(filePath, 'utf8')
+    const obj = JSON.parse(txt)
+    Object.keys(obj).forEach(k => {
+      if (process.env[k] === undefined) process.env[k] = String(obj[k])
+    })
+    console.log('Loaded config from', filePath)
+    return true
+  } catch (e) {
+    return false
+  }
+}
+
+function loadDotEnv(filePath) {
+  try {
+    const txt = fs.readFileSync(filePath, 'utf8')
+    const lines = txt.split(/\r?\n/)
+    for (const line of lines) {
+      const l = line.trim()
+      if (!l || l.startsWith('#')) continue
+      const idx = l.indexOf('=')
+      if (idx === -1) continue
+      const key = l.slice(0, idx).trim()
+      let val = l.slice(idx + 1).trim()
+      if ((val.startsWith('"') && val.endsWith('"')) || (val.startsWith("'") && val.endsWith("'"))) {
+        val = val.slice(1, -1)
+      }
+      if (process.env[key] === undefined) process.env[key] = val
+    }
+    console.log('Loaded .env from', filePath)
+    return true
+  } catch (e) {
+    return false
+  }
+}
+
+// Precedence (higher wins because we only fill undefined keys):
+// 1) real environment variables
+// 2) CONFIG_FILE / CONFIG_PATH (explicit)
+// 3) .env (local secrets)
+// 4) config.json (repo/local config)
+// 5) config.json.example (defaults)
+const explicitPath = process.env.CONFIG_FILE || process.env.CONFIG_PATH
+const candidates = [
+  explicitPath ? path.resolve(explicitPath) : null,
+  path.join(__dirname, '.env'),
+  path.join(__dirname, 'config.json'),
+  path.join(__dirname, 'config.json.example')
+].filter(Boolean)
+
+let loadedAny = false
+for (const p of candidates) {
+  if (!fs.existsSync(p)) continue
+  const ok = p.endsWith('.env') ? loadDotEnv(p)
+    : p.endsWith('.json') ? loadJsonConfig(p)
+    : false
+  if (ok) loadedAny = true
+}
+
+if (!loadedAny) {
+  // no config found; silent
+}
+
+module.exports = {}