plugin.controller.ts

import { Controller, Post, Get, Param, Dependencies } from '@nestjs/common';
import { PluginService } from './pdf-plugin.service';
import { PluginOutput } from './pdf-plugin.interfaces';
import { PdfOutputPlugin } from './pdf-output-plugin';
import { PdfInputPlugin } from './pdf-input-plugin';

@Controller('plugin')
@Dependencies(PluginService)
export class PluginController {
  private pdfOutputPlugin!: PdfOutputPlugin;
  private pdfInputPlugin!: PdfInputPlugin;

  constructor(private readonly pluginService: PluginService) {}

  onModuleInit() {
    this.pdfOutputPlugin = new PdfOutputPlugin();
    this.pdfInputPlugin = new PdfInputPlugin();
  }

  @Post('generate-doc/:outputType')
  async generateDocument(
    @Param('outputType') outputType: string,
  ): Promise<PluginOutput> {
    try {
      return this.pdfOutputPlugin.generateDoc(outputType);
    } catch (error: any) {
      console.error('Error generating document:', error.message);
      throw new Error('Failed to generate document');
    }
  }

  @Get()
  getPluginStatus(): string {
    return 'Plugin is running!';
  }

  @Get('/pdf-to-image')
  async convertPdfToImage(): Promise<{ images?: { url: string }[] }> {
    const pdfFilePath = './generatedDocument.pdf';
    try {
      const pluginOutput = await this.pdfInputPlugin.transformPdfToImage(
        pdfFilePath,
      );

      if (pluginOutput.images) {
        const images = pluginOutput.images;
        images.forEach((image: { url: string }) => {
          console.log('Image URL:', image.url);
        });
      }

      return { images: pluginOutput.images };
    } catch (error) {
      console.error('Error converting PDF to image:', error);
      throw new Error('PDF to image conversion failed');
    }
  }

  @Post('create-default-pdf')
  async createDefaultPdf(): Promise<PluginOutput> {
    try {
      return this.pdfOutputPlugin.createDefaultPdf();
    } catch (error: any) {
      console.error('Error creating default PDF:', error.message);
      throw new Error('Failed to create default PDF');
    }
  }
}