/**
 * IGNY8 Design System ESLint Plugin
 * 
 * This plugin enforces consistent component usage across the application.
 * It prevents raw HTML elements and ensures all UI elements come from
 * the central component library.
 * 
 * DOCUMENTATION:
 * - Full component reference: docs/30-FRONTEND/COMPONENT-SYSTEM.md
 * - Design guide: DESIGN-GUIDE.md (root)
 * - Live demo: /ui-elements route
 * 
 * RULES:
 * 1. no-raw-button - Use <Button> from components/ui/button/Button
 * 2. no-raw-input - Use <InputField> from components/form/input/InputField
 * 3. no-raw-select - Use <Select> from components/form/Select
 * 4. no-raw-textarea - Use <TextArea> from components/form/input/TextArea
 * 
 * USAGE: Import in eslint.config.js and enable rules
 */

module.exports = {
  meta: {
    name: 'eslint-plugin-igny8-design-system',
    version: '1.0.0',
  },
  rules: {
    /**
     * Disallow raw <button> elements
     * Must use <Button> component from components/ui/button/Button
     */
    'no-raw-button': {
      meta: {
        type: 'suggestion',
        docs: {
          description: 'Disallow raw <button> elements. Use <Button> from components/ui/button/Button instead.',
          recommended: true,
        },
        messages: {
          useButtonComponent: 'Use <Button> from components/ui/button/Button instead of raw <button>. For icon-only buttons, use <IconButton> from components/ui/button/IconButton.',
        },
        schema: [],
      },
      create(context) {
        return {
          JSXOpeningElement(node) {
            if (node.name.type === 'JSXIdentifier' && node.name.name === 'button') {
              // Allow in specific files that need raw buttons (like the Button component itself)
              const filename = context.getFilename();
              const allowedFiles = [
                'Button.tsx',
                'IconButton.tsx',
                'ButtonGroup.tsx',
                'Components.tsx', // Demo page
                'UIElements.tsx', // Demo page
                // Low-level UI components that need raw buttons
                'Pagination.tsx',
                'CompactPagination.tsx',
                'AlertModal.tsx',
                'Accordion.tsx',
                'AccordionItem.tsx',
                'Tabs.tsx',
                'Tab.tsx',
                'DropdownItem.tsx',
                'SelectDropdown.tsx',
                'MultiSelect.tsx',
                'List.tsx',
                'ListRadioItem.tsx',
                'Dropdown.tsx',
                // Form components
                'PhoneInput.tsx',
                'SearchModal.tsx',
              ];
              
              if (allowedFiles.some(f => filename.endsWith(f))) {
                return;
              }
              
              context.report({
                node,
                messageId: 'useButtonComponent',
              });
            }
          },
        };
      },
    },

    /**
     * Disallow raw <input> elements
     * Must use <InputField>, <Checkbox>, <Radio>, or <FileInput>
     */
    'no-raw-input': {
      meta: {
        type: 'suggestion',
        docs: {
          description: 'Disallow raw <input> elements. Use InputField, Checkbox, Radio, or FileInput from components/form/input.',
          recommended: true,
        },
        messages: {
          useInputComponent: 'Use InputField, Checkbox, Radio, or FileInput from components/form/input instead of raw <input>.',
        },
        schema: [],
      },
      create(context) {
        return {
          JSXOpeningElement(node) {
            if (node.name.type === 'JSXIdentifier' && node.name.name === 'input') {
              const filename = context.getFilename();
              const allowedFiles = [
                'InputField.tsx',
                'Checkbox.tsx',
                'Radio.tsx',
                'RadioSm.tsx',
                'FileInput.tsx',
                'Switch.tsx',
                'Components.tsx',
                'UIElements.tsx',
                'date-picker.tsx',
                // Low-level UI components
                'Pagination.tsx',
                'CompactPagination.tsx',
                'ListRadioItem.tsx',
                'SearchModal.tsx',
                'PhoneInput.tsx',
                'SelectDropdown.tsx',
                'MultiSelect.tsx',
                'ConfigModal.tsx', // Complex automation config
              ];
              
              if (allowedFiles.some(f => filename.endsWith(f))) {
                return;
              }
              
              context.report({
                node,
                messageId: 'useInputComponent',
              });
            }
          },
        };
      },
    },

    /**
     * Disallow raw <select> elements
     * Must use <Select> or <SelectDropdown> from components/form/
     */
    'no-raw-select': {
      meta: {
        type: 'suggestion',
        docs: {
          description: 'Disallow raw <select> elements. Use Select or SelectDropdown from components/form.',
          recommended: true,
        },
        messages: {
          useSelectComponent: 'Use Select or SelectDropdown from components/form instead of raw <select>.',
        },
        schema: [],
      },
      create(context) {
        return {
          JSXOpeningElement(node) {
            if (node.name.type === 'JSXIdentifier' && node.name.name === 'select') {
              const filename = context.getFilename();
              const allowedFiles = [
                'Select.tsx',
                'SelectDropdown.tsx',
                'MultiSelect.tsx',
                'Components.tsx',
                'UIElements.tsx',
                'CompactPagination.tsx', // Has custom styling needs
              ];
              
              if (allowedFiles.some(f => filename.endsWith(f))) {
                return;
              }
              
              context.report({
                node,
                messageId: 'useSelectComponent',
              });
            }
          },
        };
      },
    },

    /**
     * Disallow raw <textarea> elements
     * Must use <TextArea> from components/form/input/TextArea
     */
    'no-raw-textarea': {
      meta: {
        type: 'suggestion',
        docs: {
          description: 'Disallow raw <textarea> elements. Use TextArea from components/form/input/TextArea.',
          recommended: true,
        },
        messages: {
          useTextAreaComponent: 'Use TextArea from components/form/input/TextArea instead of raw <textarea>.',
        },
        schema: [],
      },
      create(context) {
        return {
          JSXOpeningElement(node) {
            if (node.name.type === 'JSXIdentifier' && node.name.name === 'textarea') {
              const filename = context.getFilename();
              const allowedFiles = [
                'TextArea.tsx',
                'Components.tsx',
                'UIElements.tsx',
              ];
              
              if (allowedFiles.some(f => filename.endsWith(f))) {
                return;
              }
              
              context.report({
                node,
                messageId: 'useTextAreaComponent',
              });
            }
          },
        };
      },
    },
  },
};