text: 'use strict';
  
  const emberUtils = require('../utils/ember');
  const { getImportIdentifier } = require('../utils/import');
  
  //------------------------------------------------------------------------------
  // Rule Definition
  //------------------------------------------------------------------------------
  
  const ERROR_MESSAGE =
    'Dependent keys containing `@each` only work one level deep. You cannot use nested forms like: `todos.@each.owner.name`. Please create an intermediary computed property instead.';
  
  /** @type {import('eslint').Rule.RuleModule} */
  module.exports = {
    meta: {
      type: 'problem',
      docs: {
        description: 'disallow usage of deeply-nested computed property dependent keys with `@each`',
        category: 'Computed Properties',
        recommended: true,
        url: 'https://github.com/ember-cli/eslint-plugin-ember/tree/master/docs/rules/no-deeply-nested-dependent-keys-with-each.md',
      },
      fixable: null,
      schema: [],
    },
  
    ERROR_MESSAGE,
  
    create(context) {
      let importedEmberName;
      let importedComputedName;
  
      return {
        ImportDeclaration(node) {
          if (node.source.value === 'ember') {
            importedEmberName = importedEmberName || getImportIdentifier(node, 'ember');
          }
          if (node.source.value === '@ember/object') {
            importedComputedName =
              importedComputedName || getImportIdentifier(node, '@ember/object', 'computed');
          }
        },
  
        CallExpression(node) {
          if (emberUtils.isComputedProp(node, importedEmberName, importedComputedName)) {
            for (const key of emberUtils.parseDependentKeys(node)) {
              const parts = key.split('.');
              const indexOfAtEach = parts.indexOf('@each');
              if (indexOfAtEach < 0) {
                continue;
              }
              if (parts.length > indexOfAtEach + 2) {
                context.report({
                  node,
                  message: ERROR_MESSAGE,
                });
              }
            }
          }
        },
      };
    },
  };
  