Life Path Number API

class NumerologyAPI {
  constructor(apiKey) {
    this.apiKey = apiKey;
    this.baseURL = 'https://api.astro-fusion.com/v1';
  }

  async getLifePathNumber(birthDate) {
    const params = new URLSearchParams({
      date: birthDate
    });

    const response = await fetch(\`\${this.baseURL}/numerology/life-path?\${params}\`, {
      headers: {
        'Authorization': \`Bearer \${this.apiKey}\`,
        'Content-Type': 'application/json'
      }
    });

    if (!response.ok) {
      throw new Error(\`HTTP error! status: \${response.status}\`);
    }

    return await response.json();
  }

  calculateLifePathLocally(birthDate) {
    // Local calculation for validation
    const date = new Date(birthDate);
    const month = date.getMonth() + 1; // JS months are 0-based
    const day = date.getDate();
    const year = date.getFullYear();

    // Reduce month to single digit
    const monthReduced = month > 9 ? month.toString().split('').reduce((a, b) => parseInt(a) + parseInt(b), 0) : month;

    // Reduce day to single digit
    const dayReduced = day > 9 ? day.toString().split('').reduce((a, b) => parseInt(a) + parseInt(b), 0) : day;

    // Reduce year to single digit
    const yearStr = year.toString();
    let yearSum = 0;
    for (let digit of yearStr) {
      yearSum += parseInt(digit);
    }
    const yearReduced = yearSum > 9 ? yearSum.toString().split('').reduce((a, b) => parseInt(a) + parseInt(b), 0) : yearSum;

    // Sum all components
    const total = monthReduced + dayReduced + yearReduced;

    // Reduce to single digit (unless master number)
    const finalNumber = (total === 11 || total === 22 || total === 33) ? total : (total > 9 ? total.toString().split('').reduce((a, b) => parseInt(a) + parseInt(b), 0) : total);

    return {
      lifePathNumber: finalNumber,
      calculation: {
        month, day, year,
        monthReduced, dayReduced, yearReduced,
        total, finalNumber
      }
    };
  }

  async validateCalculation(birthDate) {
    const localResult = this.calculateLifePathLocally(birthDate);
    const apiResult = await this.getLifePathNumber(birthDate);

    return {
      local: localResult,
      api: apiResult,
      matches: localResult.lifePathNumber === apiResult.lifePathNumber
    };
  }
}

// Usage
const numerologyAPI = new NumerologyAPI('YOUR_API_KEY');

// Get life path analysis
numerologyAPI.getLifePathNumber('1990-06-15')
  .then(analysis => {
    console.log('Life Path Number:', analysis.lifePathNumber);
    console.log('Personality:', analysis.personality.coreTraits);
    console.log('Life Purpose:', analysis.lifePurpose.primaryPurpose);
    console.log('Compatible Numbers:', analysis.compatibility.mostCompatible);

    // Display detailed information
    displayLifePathAnalysis(analysis);
  })
  .catch(error => {
    console.error('Error fetching life path analysis:', error);
  });

// Validate calculation
numerologyAPI.validateCalculation('1990-06-15')
  .then(validation => {
    if (validation.matches) {
      console.log('✅ Calculation validated successfully');
    } else {
      console.log('❌ Calculation mismatch detected');
      console.log('Local:', validation.local.lifePathNumber);
      console.log('API:', validation.api.lifePathNumber);
    }
  });

function displayLifePathAnalysis(analysis) {
  const container = document.getElementById('life-path-results');

  const html = \`
    <div class="life-path-result">
      <h3>Life Path Number: \${analysis.lifePathNumber}</h3>

      <div class="personality-section">
        <h4>Core Personality Traits</h4>
        <ul>
          \${analysis.personality.coreTraits.map(trait => \`<li>\${trait}</li>\`).join('')}
        </ul>
      </div>

      <div class="purpose-section">
        <h4>Life Purpose</h4>
        <p>\${analysis.lifePurpose.primaryPurpose}</p>
        <h5>Recommended Careers</h5>
        <ul>
          \${analysis.lifePurpose.careerPath.map(career => \`<li>\${career}</li>\`).join('')}
        </ul>
      </div>

      <div class="challenges-section">
        <h4>Key Challenges</h4>
        <ul>
          \${analysis.challenges.karmicLessons.map(lesson => \`<li>\${lesson}</li>\`).join('')}
        </ul>
      </div>

      <div class="compatibility-section">
        <h4>Compatibility</h4>
        <p><strong>Most Compatible:</strong> \${analysis.compatibility.mostCompatible.join(', ')}</p>
        <p><strong>Least Compatible:</strong> \${analysis.compatibility.leastCompatible.join(', ')}</p>
      </div>
    </div>
  \`;

  container.innerHTML = html;
}