# All files / assets/js gfmr-constants.js

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     /**
     * GFMR Constants Module
     *
     * Centralized configuration and constants for the GFM Renderer
     *
     * @package WpGfmRenderer
     * @since 1.0.0
     */

    (function(global) {
        'use strict';

        // Copy Button Icons
        const ICONS = {
            copy: `<svg width="16" height="16" viewBox="0 0 16 16" fill="currentColor">
                <path d="M0 6.75C0 5.784.784 5 1.75 5h1.5a.75.75 0 0 1 0 1.5h-1.5a.25.25 0 0 0-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 0 0 .25-.25v-1.5a.75.75 0 0 1 1.5 0v1.5A1.75 1.75 0 0 1 9.25 16h-7.5A1.75 1.75 0 0 1 0 14.25Z"></path>
                <path d="M5 1.75C5 .784 5.784 0 6.75 0h7.5C15.216 0 16 .784 16 1.75v7.5A1.75 1.75 0 0 1 14.25 11h-7.5A1.75 1.75 0 0 1 5 9.25Zm1.75-.25a.25.25 0 0 0-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 0 0 .25-.25v-7.5a.25.25 0 0 0-.25-.25Z"></path>
            </svg>`,
            success: `<svg width="16" height="16" viewBox="0 0 16 16" fill="currentColor">
                <path d="M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0Z"></path>
            </svg>`,
            error: `<svg width="16" height="16" viewBox="0 0 16 16" fill="currentColor">
                <path d="M3.72 3.72a.75.75 0 0 1 1.06 0L8 6.94l3.22-3.22a.749.749 0 0 1 1.275.326.749.749 0 0 1-.215.734L9.06 8l3.22 3.22a.749.749 0 0 1-.326 1.275.749.749 0 0 1-.734-.215L8 9.06l-3.22 3.22a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042L6.94 8 3.72 4.78a.75.75 0 0 1 0-1.06Z"></path>
            </svg>`
        };

        // Button Labels
        const LABELS = {
            copy: 'Copy',
            copied: 'Copied!',
            failed: 'Failed',
            copyCode: 'Copy code'
        };

        // Animation Durations
        const ANIMATIONS = {
            feedbackDuration: 2000,  // How long to show success/error feedback
            transitionDuration: 200, // CSS transition duration
            debounceDelay: 500      // Debounce delay for mutation observer
        };

        // Supported Languages for Syntax Highlighting
        const LANGUAGES = {
            shiki: [
                'javascript', 'js', 'typescript', 'ts',
                'python', 'py', 'java', 'cpp', 'c', 'csharp', 'cs',
                'html', 'css', 'scss', 'sass',
                'json', 'xml', 'yaml', 'yml',
                'bash', 'shell', 'sh', 'zsh',
                'php', 'ruby', 'go', 'rust',
                'sql', 'markdown', 'md'
            ],
            aliases: {
                'js': 'javascript',
                'ts': 'typescript',
                'py': 'python',
                'cs': 'csharp',
                'yml': 'yaml',
                'sh': 'bash',
                'md': 'markdown'
            }
        };

        // Theme Configuration
        const THEMES = {
            shiki: {
                default: 'auto', // Follow system preference
                light: 'github-light',
                dark: 'github-dark'
            },
            mermaid: {
                default: 'default',
                dark: 'dark',
                forest: 'forest',
                neutral: 'neutral'
            }
        };

        // Style Classes
        const CLASSES = {
            copyButton: 'gfmr-copy-button',
            copyButtonCode: 'gfmr-copy-button--code',
            copyButtonMermaid: 'gfmr-copy-button--mermaid',
            copyButtonSuccess: 'gfmr-copy-button--success',
            copyButtonError: 'gfmr-copy-button--error',
            copyButtonContainer: 'gfmr-copy-button-container',

            mermaidContainer: 'gfmr-mermaid-container',
            mermaidInnerContainer: 'gfmr-mermaid-inner-container',
            mermaidSource: 'mermaid-source',

            codeContainer: 'gfmr-code-container',
            shikiProcessed: 'gfmr-shiki-processed',

            processed: 'data-gfmr-processed',
            language: 'data-gfmr-language'
        };

        // Selectors for Finding Elements
        const SELECTORS = {
            codeBlocks: [
                'pre code',
                '.wp-block-code code',
                '[class*="language-"]'
            ],
            mermaidBlocks: [
                '[class*="language-mermaid"]',
                '.language-mermaid',
                'code.language-mermaid',
                'pre.language-mermaid code',
                'pre[class*="language-mermaid"] code'
            ],
            markdownContainers: [
                '.gfmr-markdown-container',
                '.gfmr-markdown-rendered',
                '.gfmr-markdown-source'
            ]
        };

        // Mermaid Configuration
        const MERMAID_CONFIG = {
            startOnLoad: false,
            theme: 'default',
            securityLevel: 'sandbox',
            fontFamily: 'monospace',
            flowchart: {
                useMaxWidth: false,  // Consistent with other files
                htmlLabels: true,
                curve: 'basis'
            },
            sequence: {
                useMaxWidth: true,
                width: 150,
                height: 65
            }
        };

        // Console Log Prefixes
        const LOG_PREFIXES = {
            main: '[GFMR Main]',
            hotfix: '[WP GFM v2 Hotfix]',
            debug: '[DEBUG]',
            error: '[ERROR]',
            warning: '[WARNING]',
            info: '[INFO]'
        };

        // Export the constants
        global.wpGfmConstants = {
            ICONS,
            LABELS,
            ANIMATIONS,
            LANGUAGES,
            THEMES,
            CLASSES,
            SELECTORS,
            MERMAID_CONFIG,
            LOG_PREFIXES
        };

        // Helper function to get a constant value with fallback
        global.wpGfmGetConstant = function(path, defaultValue) {
            const keys = path.split('.');
            let value = global.wpGfmConstants;

            for (const key of keys) {
                if (value && typeof value === 'object' && key in value) {
                    value = value[key];
                } else {
                    return defaultValue;
                }
            }

            return value;
        };

    })(typeof window !== 'undefined' ? window : global);