Argument of type 'Metadata' is not assignable to parameter of type 'BrowserHeaders'.

[ABDERRAHMANE-OUALI]

I'm using the typescript client guide and then this error appear

[ABDERRAHMANE-OUALI]

the full code : ` import * as functions from "firebase-functions"; import * as GenerationService from "./generation/generation_pb_service"; import * as Generation from "./generation/generation_pb"; import * as grpc from "grpc";

export const generateImage = functions.https.onRequest((request, response) => { const {text} = JSON.parse(request.body)

// Set up image parameters const imageParams = new Generation.ImageParameters(); imageParams.setWidth(512); imageParams.setHeight(512); imageParams.addSeed(1234); imageParams.setSamples(1); imageParams.setSteps(50);

// Use the k-dpmpp-2 sampler const transformType = new Generation.TransformType(); transformType.setDiffusion(Generation.DiffusionSampler.SAMPLER_K_DPMPP_2M); imageParams.setTransform(transformType);

// Use Stable Diffusion 2.0 const generationRequest = new Generation.Request(); generationRequest.setEngineId("stable-diffusion-512-v2-1"); generationRequest.setRequestedType(Generation.ArtifactType.ARTIFACT_IMAGE); generationRequest.setClassifier(new Generation.ClassifierParameters());

// Use a CFG scale of 13 const samplerParams = new Generation.SamplerParameters(); samplerParams.setCfgScale(13);

const stepParams = new Generation.StepParameter(); const scheduleParameters = new Generation.ScheduleParameters();

// Set the schedule to 0, this changes when doing an initial image generation stepParams.setScaledStep(0); stepParams.setSampler(samplerParams); stepParams.setSchedule(scheduleParameters);

imageParams.addParameters(stepParams); generationRequest.setImage(imageParams);

// Set our text prompt const promptText = new Generation.Prompt(); promptText.setText( text, // "A dream of a distant galaxy, by Caspar David Friedrich, matte painting trending on artstation HQ" );

generationRequest.addPrompt(promptText);

// Authenticate using your API key, don't commit your key to a public repository!

const metadata = new grpc.Metadata(); metadata.set("Authorization", "Bearer " + process.env.API_KEY);

// Create a generation client const generationClient = new GenerationService.GenerationServiceClient( 'https://grpc.stability.ai/', {} );

// Send the request using the metadata with our key from earlier const generation = generationClient.generate(generationRequest, metadata);

// Set up a callback to handle data being returned generation.on("data", (data: any) => { data.getArtifactsList().forEach((artifact: any) => { // Oh no! We were filtered by the NSFW classifier! if ( artifact.getType() === Generation.ArtifactType.ARTIFACT_TEXT && artifact.getFinishReason() === Generation.FinishReason.FILTER ) { return console.error("Your image was filtered by the NSFW classifier."); }

// Make sure we have an image
if (artifact.getType() !== Generation.ArtifactType.ARTIFACT_IMAGE) return;

// You can convert the raw binary into a base64 string
const base64Image = btoa(
  new Uint8Array(artifact.getBinary()).reduce(
    (data, byte) => data + String.fromCodePoint(byte),
    ""
  )
);

// Here's how you get the seed back if you set it to `0` (random)
// const seed = artifact.getSeed();

// We're done!
someFunctionToCallWhenFinished(base64Image);

}); });

// Anything other than status.code === 0 is an error generation.on("status", (status: any) => { if (status.code === 0) return; console.error( "Your image could not be generated. You might not have enough credits." ); }); functions.logger.info("Hello logs!", {structuredData: true}); response.send("Hello from Firebase!"); });

function someFunctionToCallWhenFinished( base64Image: string) { const image = document.createElement("img"); image.src = data:image/png;base64,${base64Image}; document.body.appendChild(image); } `

[hateit545]

You need to change the grpc you import in the header to import { grpc } from "@improbable-eng/grpc-web";