Added a files_create_pdf example. (#263)

Add a Create PDF sample.

samples/files.js

@@ -184,6 +184,50 @@ async function filesCreateVideo() {
   // [END files_create_video]
 }
 
+async function filesCreatePDF() {
+  // [START files_create_pdf]
+  // Make sure to include these imports:
+  // import { GoogleGenerativeAI } from "@google/generative-ai";
+  // import { GoogleAIFileManager } from "@google/generative-ai/server";
+
+  // Initialize GoogleGenerativeAI with your API_KEY.
+  const genAI = new GoogleGenerativeAI(process.env.API_KEY);
+  // Initialize GoogleAIFileManager with your API_KEY.
+  const fileManager = new GoogleAIFileManager(process.env.API_KEY);
+
+  const model = genAI.getGenerativeModel({
+    // Choose a Gemini model.
+    model: "gemini-1.5-flash",
+  });
+
+  // Upload the file and specify a display name.
+  const uploadResponse = await fileManager.uploadFile(
+    `${mediaPath}/gemini.pdf`,
+    {
+      mimeType: "application/pdf",
+      displayName: "Gemini 1.5 PDF",
+    }
+  );
+
+  // View the response.
+  console.log(
+    `Uploaded file ${uploadResponse.file.displayName} as: ${uploadResponse.file.uri}`,
+  );
+  // Generate content using text and the URI reference for the uploaded file.
+  const result = await model.generateContent([
+    {
+      fileData: {
+        mimeType: uploadResponse.file.mimeType,
+        fileUri: uploadResponse.file.uri,
+      },
+    },
+    { text: "Can you summarize this document as a bulleted list?" },
+  ]);
+  // Output the generated text to the console
+  console.log(result.response.text());
+  // [END files_create_pdf]
+}
+
 async function filesList() {
   // [START files_list]
   // Make sure to include these imports:
@@ -250,6 +294,7 @@ async function runAll() {
   await filesCreateAudio();
   await filesCreateText();
   await filesCreateVideo();
+  await filesCreatePDF();
   await filesList();
   await filesGet();
   await filesDelete();