const fs = require('fs');
const path = 'e:\\I code\\pages\\index\\index.js';

try {
    let content = fs.readFileSync(path, 'utf8');

    // Regex to match aiSchema: [...] and append layout
    // We match "aiSchema": [ ... ] (multiline)
    // And escape the replacement curlies
    const regex = /("aiSchema":\s*\[[^\]]*\])/g;

    let newContent = content.replace(regex, (match) => {
        return match + ',\n        layout: { type: \'grid\' }';
    });

    // Special handling for Celtic Cross
    // Find the generated text for celtic_cross and replace grid with specific layout
    // We need to look for "id": "celtic_cross" ... layout: { type: 'grid' }

    const celticLayout = `layout: {
            type: 'celtic',
            areas: [
                { area: 'center', rotate: 0 },
                { area: 'center', rotate: 90 },
                { area: 'bottom' },
                { area: 'left' },
                { area: 'top' },
                { area: 'right' },
                { area: 'side' },
                { area: 'side' },
                { area: 'side' },
                { area: 'side' }
            ]
        }`;

    // Use a regex that finds the celtic_cross object and its layout
    // Look for id: celtic_cross, then scan until layout: { type: 'grid' }
    // This is tricky with regex. 
    // Let's just replacing the specific string unique to celtic cross context if possible.

    // Easier: Split by "id": "celtic_cross"
    const parts = newContent.split('"id": "celtic_cross"');
    if (parts.length > 1) {
        // part[1] starts after celtic_cross. 
        // Find the first layout: { type: 'grid' } in part[1] and replace it.
        parts[1] = parts[1].replace("layout: { type: 'grid' }", celticLayout);
        newContent = parts.join('"id": "celtic_cross"');
    }

    fs.writeFileSync(path, newContent, 'utf8');
    console.log('Successfully updated index.js');

} catch (e) {
    console.error('Error:', e);
}