import { ClipLoader } from 'react-spinners';
import LoanRepayment from './LoanRepayment.js';
import './PopoutPanel.css';
import { useState, useEffect } from 'react';

function PopoutPanel({
  data = {},
  userState = 'N/A', // Passed explicitly from Dashboard
  loading = false,
  error = null,
  closePanel,
}) {
  console.log('PopoutPanel Props:', { data, loading, error, userState });

  const [isCalculated, setIsCalculated] = useState(false);
  const [results, setResults] = useState([]); // Store loan repayment calculation results
  const [loadingCalculation, setLoadingCalculation] = useState(false);

  // ✅ Reset `results` when a new career is selected
useEffect(() => {
  console.log(`Career changed to: ${data?.title}, clearing previous loan results.`);
  setResults([]); // ✅ Clears results when a new career is selected
  setIsCalculated(false); // ✅ Reset calculation state
}, [data]); // Runs whenever `data` changes (i.e., new career is selected)

  // Handle loading state
  if (loading) {
    return (
      <div className="popout-panel">
        <button className="close-btn" onClick={closePanel}>X</button>
        <h2>Loading Career Details...</h2>
        <ClipLoader size={35} color="#4A90E2" />
      </div>
    );
  }

  // Safely access nested data with fallbacks
  const {
    jobDescription = null, // Default to null if not provided
    tasks = null, // Default to null if not provided
    title = 'Career Details',
    economicProjections = {},
    salaryData = [],
    schools = [],
  } = data;

  // Get program length for calculating tuition
  const getProgramLength = (degreeType) => {
    if (degreeType?.includes("Associate")) return 2;
    if (degreeType?.includes("Bachelor")) return 4;
    if (degreeType?.includes("Master")) return 6;
    if (degreeType?.includes("Doctoral") || degreeType?.includes("First Professional")) return 8;
    if (degreeType?.includes("Certificate")) return 1;
    return 4; // Default to 4 years if unspecified
  };

  return (
    <div className="popout-panel">
      <button onClick={closePanel}>Close</button>
      <h2>{title}</h2>

      {/* Job Description and Tasks */}
      <div className="job-description">
        <h3>Job Description</h3>
        <p>{jobDescription || 'No description available'}</p>
      </div>

      <div className="job-tasks">
        <h3>Expected Tasks</h3>
        {tasks && tasks.length > 0 ? (
          <ul>
            {tasks.map((task, index) => (
              <li key={index}>{task}</li>
            ))}
          </ul>
        ) : (
          <p>No tasks available for this career path.</p>
        )}
      </div>

      {/* Schools Offering Programs Section */}
      <h3>Schools Offering Programs</h3>
      <div className="schools-offering">
        {Array.isArray(schools) && schools.length > 0 ? (
          schools.map((school, index) => (
            <div key={index} className="school-card">
              <div><strong>{school['INSTNM']}</strong></div>
              <div>Degree Type: {school['CREDDESC'] || 'Degree type information is not available for this program'}</div>
              <div>In-State Tuition: ${school['In_state cost'] || 'Tuition information is not available for this school'}</div>
              <div>Out-of-State Tuition: ${school['Out_state cost'] || 'Tuition information is not available for this school'}</div>
              <div>Distance: {school['distance'] || 'Distance to school not available'}</div>
              <div>
                Website: <a href={school['Website']} target="_blank" rel="noopener noreferrer">{school['Website']}</a>
              </div>
            </div>
          ))
        ) : (
          <p className="no-schools-message">No schools of higher education are available in your state for this career path.</p>
        )}
      </div>

      {/* Economic Projections */}
      <div className="economic-projections">
        <h3>Economic Projections for {userState}</h3>
        {economicProjections && typeof economicProjections === 'object' ? (
          <ul>
            <li>2022 Employment: {economicProjections['2022 Employment'] || 'N/A'}</li>
            <li>2032 Employment: {economicProjections['2032 Employment'] || 'N/A'}</li>
            <li>Total Change: {economicProjections['Total Change'] || 'N/A'}</li>
          </ul>
        ) : (
          <p>No economic projections available for this career path.</p>
        )}
      </div>

      {/* Salary Data Points */}
      <div className="salary-data">
        <h3>Salary Data</h3>
        {salaryData.length > 0 ? (
          <table>
            <thead>
              <tr>
                <th>Percentile</th>
                <th>Salary</th>
              </tr>
            </thead>
            <tbody>
              {salaryData.map((point, index) => (
                <tr key={index}>
                  <td>{point.percentile}</td>
                  <td>{point.value > 0 ? `$${parseInt(point.value, 10).toLocaleString()}` : 'N/A'}</td>
                </tr>
              ))}
            </tbody>
          </table>
        ) : (
          <p>Salary data is not available.</p>
        )}
      </div>

      {/* Loan Repayment Analysis */}
      <h3>Loan Repayment Analysis</h3>

      {/* Loan Repayment Calculation Results */}
      <LoanRepayment
        schools={schools.map((school) => {
          const years = getProgramLength(school['CREDDESC']);
          return {
            schoolName: school['INSTNM'],
            inState: parseFloat(school['In_state cost'] * years) || 0,
            outOfState: parseFloat(school['Out_state cost'] * years) || 0,
            degreeType: school['CREDDESC'],
          };
        })}
        salaryData={salaryData}
        setResults={setResults}
        setLoading={setLoadingCalculation}
      />

      {/* Results Display */}
      {results.length > 0 && (
        <div className="results-container">
          <h3>Comparisons by School over the life of the loan</h3>
          {results.map((result, index) => (
            <div className="school-result-card" key={index}>
              <h4>{result.schoolName} - {result.degreeType || 'Degree type not available'}</h4>
              <p>Total Tuition: ${result.tuition}</p>
              <p>Monthly Payment: ${result.monthlyPayment}</p>
              <p>Total Monthly Payment (with extra): ${result.totalMonthlyPayment}</p>
              <p>Total Loan Cost: ${result.totalLoanCost}</p>
              <p className={`net-gain ${parseFloat(result.netGain) < 0 ? 'negative' : 'positive'}`}>
                Net Gain: {result.netGain}
              </p>
              <p>Monthly Salary (Gross): {result.monthlySalary}</p>
            </div>
          ))}
        </div>
      )}
    </div>
  );
}

export default PopoutPanel;