@bodheesh/create-bodhi-node-app/src/utils/schemaValidator.js

Create a production-ready Node.js REST API with zero configuration

const fs = require('fs').promises;

async function validateSchema(schemaPath) {
  try {
    let schema;
    if (typeof schemaPath === 'string') {
      const content = await fs.readFile(schemaPath, 'utf8');
      schema = JSON.parse(content);
    } else {
      schema = schemaPath;
    }

    // Validate required fields
    if (!schema.name) {
      throw new Error('Schema must have a name property');
    }

    if (!schema.fields || typeof schema.fields !== 'object') {
      throw new Error('Schema must have a fields object');
    }

    // Validate field types
    for (const [fieldName, field] of Object.entries(schema.fields)) {
      if (!field.type) {
        throw new Error(`Field ${fieldName} must have a type`);
      }

      const validTypes = ['String', 'Number', 'Boolean', 'Date', 'ObjectId', 'Array', 'Object'];
      if (!validTypes.includes(field.type)) {
        throw new Error(`Field ${fieldName} has invalid type. Valid types are: ${validTypes.join(', ')}`);
      }
    }

    return schema;
  } catch (error) {
    if (error.code === 'ENOENT') {
      throw new Error(`Schema file not found: ${schemaPath}`);
    }
    throw error;
  }
}

module.exports = {
  validateSchema
};