initial commit

lib/config.ts

@@ -0,0 +1,66 @@
+import { z } from "zod";
+
+const booleanStringSchema = z
+  .string()
+  .trim()
+  .transform((value) => value.toLowerCase())
+  .pipe(z.enum(["true", "false", "1", "0", "yes", "no"]))
+  .transform((value) => ["true", "1", "yes"].includes(value));
+
+const serverConfigSchema = z.object({
+  DATABASE_URL: z.string().url(),
+  AUTH_SECRET: z.string().min(1),
+  AUTH_GOOGLE_ID: z.string().min(1),
+  AUTH_GOOGLE_SECRET: z.string().min(1),
+  ADMIN_EMAILS: z
+    .string()
+    .min(1)
+    .transform((value) =>
+      value
+        .split(",")
+        .map((email) => email.trim().toLowerCase())
+        .filter(Boolean),
+    ),
+  APP_URL: z.string().url(),
+  RSVP_DEADLINE: z.iso.date(),
+  S3_ENDPOINT: z.string().url(),
+  S3_REGION: z.string().min(1),
+  S3_BUCKET: z.string().min(1),
+  S3_ACCESS_KEY_ID: z.string().min(1),
+  S3_SECRET_ACCESS_KEY: z.string().min(1),
+  S3_FORCE_PATH_STYLE: booleanStringSchema.default(true),
+});
+
+export type ServerConfig = z.infer<typeof serverConfigSchema>;
+
+const buildTimeConfigDefaults = {
+  DATABASE_URL: "postgres://wedding:wedding@wedding-db:5432/wedding",
+  AUTH_SECRET: "docker-build-placeholder",
+  AUTH_GOOGLE_ID: "docker-build-placeholder",
+  AUTH_GOOGLE_SECRET: "docker-build-placeholder",
+  ADMIN_EMAILS: "admin@example.com",
+  APP_URL: "https://wedding.example.com",
+  RSVP_DEADLINE: "2099-12-31",
+  S3_ENDPOINT: "http://wedding-minio:9000",
+  S3_REGION: "us-east-1",
+  S3_BUCKET: "wedding-uploads",
+  S3_ACCESS_KEY_ID: "minioadmin",
+  S3_SECRET_ACCESS_KEY: "minioadmin",
+  S3_FORCE_PATH_STYLE: "true",
+};
+
+export function getServerConfig(env: NodeJS.ProcessEnv = process.env) {
+  if (env.SKIP_ENV_VALIDATION === "1") {
+    return serverConfigSchema.parse({ ...buildTimeConfigDefaults, ...env });
+  }
+
+  return serverConfigSchema.parse(env);
+}
+
+export function getDatabaseUrl(env: NodeJS.ProcessEnv = process.env) {
+  if (env.SKIP_ENV_VALIDATION === "1") {
+    return buildTimeConfigDefaults.DATABASE_URL;
+  }
+
+  return z.string().url().parse(env.DATABASE_URL);
+}