module.exports = {
  meta: {
    type: 'problem',
    docs: {
      description: 'Ban framework imports in Core',
      category: 'Architecture',
      recommended: true,
    },
    fixable: null,
    schema: [],
    messages: {
      frameworkImport: 'Core must be framework-free. Forbidden import from "{{source}}".',
    },
  },

  create(context) {
    const forbiddenPatterns = [
      /^@nestjs\//,
      /^express/,
      /^react/,
      /^next\//,
    ];

    return {
      ImportDeclaration(node) {
        const source = node.source.value;
        if (forbiddenPatterns.some(pattern => pattern.test(source))) {
          context.report({
            node,
            messageId: 'frameworkImport',
            data: {
              source,
            },
          });
        }
      },
    };
  },
};