/**
 * Component Validation Tests
 *
 * Tests that every component in the resolver:
 * 1. Has a valid .craft config with displayName, props, rules, related.settings
 * 2. Has a .toHtml static method for export
 * 3. Can be instantiated with default props
 * 4. Settings panel exists and is a valid React component
 */

import { componentResolver } from '../src/components/resolver';

// All components that should be in the resolver
const EXPECTED_COMPONENTS = [
  'Container', 'Section', 'ColumnLayout', 'BackgroundSection',
  'Heading', 'TextBlock', 'ButtonLink', 'Logo', 'Menu', 'Navbar',
  'Footer', 'Divider', 'Spacer', 'Icon', 'HtmlBlock',
  'ImageBlock', 'VideoBlock', 'MapEmbed',
  'HeroSimple', 'FeaturesGrid', 'CTASection', 'CallToAction',
  'Countdown', 'Testimonials', 'Accordion', 'Tabs', 'PricingTable',
  'Gallery', 'ContentSlider', 'NumberCounter',
  'FormContainer', 'InputField', 'TextareaField', 'FormButton',
  'ContactForm', 'SubscribeForm',
  'StarRating', 'SocialLinks', 'SearchBar',
];

const resolver = componentResolver as Record<string, any>;

describe('Component Resolver', () => {
  test('contains all expected components', () => {
    const keys = Object.keys(resolver);
    for (const name of EXPECTED_COMPONENTS) {
      expect(keys).toContain(name);
    }
  });

  test('has no undefined entries', () => {
    for (const [key, comp] of Object.entries(resolver)) {
      expect(comp).toBeDefined();
      expect(typeof comp).toBe('function');
    }
  });
});

describe('Component Craft Config', () => {
  for (const [name, Component] of Object.entries(resolver)) {
    describe(name, () => {
      test('has .craft config', () => {
        expect(Component.craft).toBeDefined();
        expect(typeof Component.craft).toBe('object');
      });

      test('has displayName', () => {
        expect(Component.craft.displayName).toBeDefined();
        expect(typeof Component.craft.displayName).toBe('string');
        expect(Component.craft.displayName.length).toBeGreaterThan(0);
      });

      test('has default props', () => {
        expect(Component.craft.props).toBeDefined();
        expect(typeof Component.craft.props).toBe('object');
      });

      test('has rules', () => {
        expect(Component.craft.rules).toBeDefined();
        expect(typeof Component.craft.rules.canDrag).toBe('function');
      });

      test('has related.settings', () => {
        expect(Component.craft.related).toBeDefined();
        expect(Component.craft.related.settings).toBeDefined();
        expect(typeof Component.craft.related.settings).toBe('function');
      });
    });
  }
});

describe('Component HTML Export', () => {
  for (const [name, Component] of Object.entries(resolver)) {
    test(`${name} has .toHtml method`, () => {
      expect(typeof Component.toHtml).toBe('function');
    });

    test(`${name} .toHtml returns valid HTML`, () => {
      const result = Component.toHtml(Component.craft.props || {}, '');
      expect(result).toBeDefined();
      expect(typeof result.html).toBe('string');
    });
  }
});

describe('Component Default Props', () => {
  for (const [name, Component] of Object.entries(resolver)) {
    test(`${name} has no undefined required props`, () => {
      const props = Component.craft.props;
      // All props should be defined (not undefined)
      for (const [key, val] of Object.entries(props)) {
        expect(val).not.toBeUndefined();
      }
    });

    test(`${name} array props are actual arrays`, () => {
      const props = Component.craft.props;
      for (const [key, val] of Object.entries(props)) {
        if (key.includes('features') || key.includes('items') || key.includes('plans') ||
            key.includes('links') || key.includes('testimonials') || key.includes('tabs') ||
            key.includes('images') || key.includes('slides') || key.includes('counters') ||
            key.includes('fields')) {
          if (val !== undefined && val !== null) {
            expect(Array.isArray(val)).toBe(true);
          }
        }
      }
    });
  }
});

describe('Display Name Uniqueness', () => {
  test('all display names are unique', () => {
    const names = Object.values(resolver).map((c: any) => c.craft?.displayName);
    const uniqueNames = new Set(names);
    expect(uniqueNames.size).toBe(names.length);
  });
});

describe('Style Panel Type Coverage', () => {
  // These regex patterns match what GuidedStyles uses
  const patterns: Record<string, RegExp> = {
    isText: /^heading$|^text$/i,
    isButton: /^button$/i,
    isImage: /^image$/i,
    isContainer: /^container$|^section$|^columns$|^background section$|^header zone$|^footer zone$/i,
    isHero: /hero/i,
    isNav: /^menu$|^logo$|^navbar$|^footer$/i,
    isMedia: /^video$|^gallery$|^map$|^content slider$/i,
    isForm: /^form$|^input$|^textarea$|^subscribe|^contact form$|^submit button$|^search bar$/i,
    isSocial: /^social links$|^icon$|^star rating$/i,
    isPricing: /^pricing/i,
    isSection: /^accordion$|^tabs$|^testimonial|^countdown$|^number counter$|^cta section$|^call to action$|^features grid$/i,
    isUtility: /^divider$|^spacer$|^html$/i,
  };

  test('every component is matched by at least one pattern', () => {
    for (const [name, Component] of Object.entries(resolver)) {
      const displayName = Component.craft?.displayName || '';
      const matched = Object.values(patterns).some(pattern => pattern.test(displayName));
      if (!matched) {
        console.warn(`WARNING: ${name} (displayName: "${displayName}") is not matched by any style panel pattern`);
      }
      // This is a warning, not a hard fail -- generic editor handles unmatched types
    }
  });
});