chore: add example

examples/save-file-for-ai.ts

@@ -0,0 +1,50 @@
+import path from 'path';
+import dotenv from 'dotenv';
+
+import { Session } from '@yandex-cloud/nodejs-sdk/dist/session';
+
+import { initFileSdk } from '@yandex-cloud/nodejs-sdk/ai-files-v1/sdk';
+import { ExpirationConfig_ExpirationPolicy } from '@yandex-cloud/nodejs-sdk/ai-files-v1/generated/yandex/cloud/ai/common/common';
+
+import { readFile } from 'fs/promises';
+
+dotenv.config({ path: path.resolve(__dirname, '.env') });
+
+const getEnv = (envName: string, defaultValue?: string): string => {
+    const envValue = process.env[envName] || defaultValue;
+
+    if (!envValue) {
+        throw new Error(`Env variable ${envName} is not defined`);
+    }
+
+    return envValue;
+};
+
+const iamToken = getEnv('YC_IAM_TOKEN');
+const folderId = getEnv('YC_FOLDER_ID');
+
+(async function () {
+    const session = new Session({ iamToken });
+    const fileSdk = initFileSdk(session);
+
+    const fileToSaveContent = await readFile('./SomeFileToSave.pdf', {
+        encoding: 'binary',
+    });
+
+    const content = Buffer.from(fileToSaveContent, 'binary');
+
+    const file = await fileSdk.create({
+        folderId,
+        expirationConfig: {
+            ttlDays: 2,
+            expirationPolicy: ExpirationConfig_ExpirationPolicy.STATIC,
+        },
+        mimeType: 'application/pdf',
+        content,
+    });
+
+    console.log(file);
+
+    const r = await fileSdk.getUrl({ fileId: file.id });
+    console.log(r);
+})();