src/models/characterGenerator.js

const FireworksAPI = require('../utils/fireworks');

class CharacterGenerator {
  constructor() {
    this.fireworks = new FireworksAPI();
  }

  async generateCharacter(description) {
    const prompt = `Create a detailed character portrait based on this description: ${description}. 
    The character should be visually distinct and interesting. 
    Art style: digital painting, high detail, fantasy`;

    try {
      const result = await this.fireworks.generateImage(prompt, {
        model: 'stable-diffusion-xl-1024-v1-0',
        steps: 30,
        width: 512,
        height: 512,
      });

      return {
        characterImage: result.image,
        description: description,
        prompt: prompt,
      };
    } catch (error) {
      console.error('Error generating character:', error);
      throw error;
    }
  }

  async generateCharacterWithFluxSchnell(description) {
    // Simulating Flux Schnell functionality with optimized prompt engineering
    const prompt = `flux schnell style, highly detailed character portrait, ${description}, 
    fantasy character design, professional digital painting, intricate details, 
    vibrant colors, cinematic lighting, 8k resolution`;

    try {
      const result = await this.fireworks.generateImage(prompt, {
        model: 'stable-diffusion-xl-1024-v1-0',
        steps: 20, // Fewer steps for faster generation
        width: 512,
        height: 512,
      });

      return {
        characterImage: result.image,
        description: description,
        prompt: prompt,
        style: 'fluxSchnell',
      };
    } catch (error) {
      console.error('Error generating character with Flux Schnell style:', error);
      throw error;
    }
  }
}

module.exports = CharacterGenerator;