add new getRuntimeVersions

apps/app/src/server/util/runtime-versions.ts

@@ -0,0 +1,61 @@
+import checkNodeVersion from 'check-node-version';
+
+type RuntimeVersions = {
+  node: string;
+  npm: string;
+  pnpm: string;
+};
+
+
+// define original types because the object returned is not according to the official type definition
+type SatisfiedVersionInfo = {
+  isSatisfied: true;
+  version: {
+    version: string;
+  }
+}
+
+type NotfoundVersionInfo = {
+  isSatisfied: true;
+  notfound: true;
+}
+
+type VersionInfo = SatisfiedVersionInfo | NotfoundVersionInfo;
+
+function isNotfoundVersionInfo(info: VersionInfo): info is NotfoundVersionInfo {
+  return 'notfound' in info;
+}
+
+function isSatisfiedVersionInfo(info: VersionInfo): info is SatisfiedVersionInfo {
+  return 'version' in info;
+}
+
+const getVersion = (versionInfo: VersionInfo): string => {
+  if (isNotfoundVersionInfo(versionInfo)) {
+    return '-';
+  }
+
+  if (isSatisfiedVersionInfo(versionInfo)) {
+    return versionInfo.version.version;
+  }
+
+  return '-';
+};
+
+
+export function getRuntimeVersions(): Promise<RuntimeVersions> {
+  return new Promise((resolve, reject) => {
+    checkNodeVersion({}, (error, result) => {
+      if (error) {
+        reject(error);
+        return;
+      }
+
+      resolve({
+        node: getVersion(result.versions.node as unknown as VersionInfo),
+        npm: getVersion(result.versions.npm as unknown as VersionInfo),
+        pnpm: getVersion(result.versions.pnpm as unknown as VersionInfo),
+      });
+    });
+  });
+}