const fs = require('fs');

async function findLines() {
    const data = JSON.parse(fs.readFileSync('Geodaten/project.json', 'utf8'));
    const results = [];
    
    function search(obj, path = '') {
        if (!obj || typeof obj !== 'object') return;
        
        if (obj.type === 'Feature' && obj.geometry && (obj.geometry.type === 'LineString' || obj.geometry.type === 'MultiLineString')) {
            results.push({ path, properties: obj.properties });
        } else if (obj.type === 'FeatureCollection' && obj.features) {
            obj.features.forEach((f, i) => search(f, `${path}.features[${i}]`));
        } else {
            for (const key in obj) {
                if (key !== 'features') {
                    search(obj[key], `${path}.${key}`);
                }
            }
        }
    }
    
    search(data, 'root');
    console.log(`Found ${results.length} line features:`);
    results.forEach((r, i) => {
        console.log(`[${i}] Path: ${r.path}, Properties:`, JSON.stringify(r.properties));
    });
}

findLines().catch(err => console.error(err));