Initial commit

lib/config/index.ts

@@ -0,0 +1,60 @@
+// 环境变量验证
+const validateEnv = () => {
+  const requiredEnvVars = ["DATABASE_URL", "NEXTAUTH_SECRET", "NEXTAUTH_URL"];
+
+  const missingVars = requiredEnvVars.filter(
+    (varName) => !process.env[varName]
+  );
+
+  if (missingVars.length > 0) {
+    throw new Error(`缺少必需的环境变量: ${missingVars.join(", ")}`);
+  }
+};
+
+// 在开发环境中验证环境变量
+if (process.env.NODE_ENV === "development") {
+  validateEnv();
+}
+
+export const config = {
+  app: {
+    name: "录音应用",
+    version: "1.0.0",
+    environment: process.env.NODE_ENV || "development",
+  },
+
+  database: {
+    url: process.env.DATABASE_URL!,
+  },
+
+  auth: {
+    secret: process.env.NEXTAUTH_SECRET!,
+    url: process.env.NEXTAUTH_URL!,
+    google: {
+      clientId: process.env.GOOGLE_CLIENT_ID,
+      clientSecret: process.env.GOOGLE_CLIENT_SECRET,
+    },
+  },
+
+  upload: {
+    maxFileSize: 50 * 1024 * 1024, // 50MB
+    allowedTypes: ["audio/webm", "audio/mp3", "audio/ogg", "audio/aac"],
+    uploadDir: "public/recordings",
+  },
+
+  api: {
+    rateLimit: {
+      windowMs: 15 * 60 * 1000, // 15 minutes
+      max: 100, // limit each IP to 100 requests per windowMs
+    },
+  },
+
+  features: {
+    audioVisualization: true,
+    recordingPause: true,
+    fileDownload: true,
+    userSettings: true,
+  },
+} as const;
+
+export type Config = typeof config;