src/cloudinary/cloudinary.service.ts

// src/cloudinary/cloudinary.service.ts
import { Injectable, Inject } from '@nestjs/common';
import { v2 as cloudinary } from 'cloudinary';
import { Readable } from 'stream';

@Injectable()
export class CloudinaryService {
  constructor(@Inject('Cloudinary') private cloudinary: any) {}

  async uploadImage(file: Express.Multer.File): Promise<string> {
    return new Promise((resolve, reject) => {
      const uploadStream = this.cloudinary.uploader.upload_stream(
        { resource_type: 'auto' },
        (error, result) => {
          if (error) {
            return reject(error);
          }
          resolve(result.secure_url);
        },
      );
      const stream = new Readable();
      stream.push(file.buffer);
      stream.push(null);
      stream.pipe(uploadStream);
    });
  }
}