// MongoDB Architect Extension
// Visual schema modeler with React Flow

import * as vscode from 'vscode';
import { WebviewPanel } from 'vscode';

export class MongoDBArchitect {
  private panel: WebviewPanel | undefined;

  activate(context: vscode.ExtensionContext) {
    context.subscriptions.push(
      vscode.commands.registerCommand(
        'mongodb-architect.open',
        () => this.openSchema()
      )
    );
  }

  private openSchema() {
    // Launch visual schema editor
    // Export to Mongoose, TypeScript, JSON Schema
  }
}

// Data Format Converter
// JSON ↔ XML ↔ YAML converter

export class DataConverter {
  static convert(input: string, from: string, to: string): string {
    const parsed = this.parse(input, from);
    return this.stringify(parsed, to);
  }

  static parse(input: string, format: string): any {
    switch(format) {
      case 'json': return JSON.parse(input);
      case 'xml': return xmlParser.parse(input);
      case 'yaml': return yamlParser.parse(input);
      default: throw new Error('Unsupported format');
    }
  }

  static stringify(data: any, format: string): string {
    switch(format) {
      case 'json': return JSON.stringify(data, null, 2);
      case 'xml': return xmlBuilder.build(data);
      case 'yaml': return yamlBuilder.stringify(data);
    }
  }
}

// JSON Mapper Extension
// Visual JSON transformation tool

export class JSONMapper {
  private transformations: Transformation[] = [];

  addTransformation(from: string, to: string, fn: Function) {
    this.transformations.push({ from, to, fn });
  }

  transform(input: Record<string, any>): Record<string, any> {
    let output = { ...input };
    for (const transform of this.transformations) {
      output[transform.to] = transform.fn(output[transform.from]);
      delete output[transform.from];
    }
    return output;
  }

  // 20+ pre-built functions available
  // Custom code support via user functions
}