/**
 * Approval Confirmation Email Template
 */

import { ApprovalConfirmationData } from './types';
import { getEmailFooter, getEmailHeader, HeaderStyles, getNextStepsSection, wrapRichText, getResponsiveStyles, getEmailContainerStyles } from './helpers';
import { getBrandedHeader } from './branding.config';

export function getApprovalConfirmationEmail(data: ApprovalConfirmationData): string {
  const commentsSection = data.approverComments ? `
    <div style="margin-bottom: 30px;">
      <h3 style="margin: 0 0 15px; color: #333333; font-size: 16px; font-weight: 600;">Approver Comments:</h3>
      <div style="padding: 15px; background-color: #f8f9fa; border-left: 4px solid #28a745; border-radius: 4px; overflow-x: auto;">
        ${wrapRichText(data.approverComments)}
      </div>
    </div>
  ` : '';

  return `
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="format-detection" content="telephone=no">
    <title>Request Approved</title>
    ${getResponsiveStyles()}
</head>
<body style="margin: 0; padding: 0; font-family: Arial, Helvetica, sans-serif; background-color: #f4f4f4;">
    <table role="presentation" style="width: 100%; border-collapse: collapse; background-color: #f4f4f4;" cellpadding="0" cellspacing="0">
        <tr>
            <td style="padding: 40px 0;">
                <table role="presentation" class="email-container" style="${getEmailContainerStyles()}" cellpadding="0" cellspacing="0">
                    ${getEmailHeader(getBrandedHeader({
                      title: 'Request Approved',
                      ...HeaderStyles.success
                    }))}
                    
                    <tr>
                        <td class="email-content">
                            <p style="margin: 0 0 20px; color: #333333; font-size: 16px; line-height: 1.6;">
                                Dear <strong style="color: #28a745;">${data.initiatorName}</strong>,
                            </p>
                            
                            <p style="margin: 0 0 30px; color: #666666; font-size: 16px; line-height: 1.6;">
                                Great news! Your request has been <strong style="color: #28a745;">approved</strong> by <strong>${data.approverName}</strong>.
                            </p>
                            
                            <table role="presentation" style="width: 100%; border-collapse: collapse; background-color: #d4edda; border: 1px solid #c3e6cb; border-radius: 6px; margin-bottom: 30px;" cellpadding="0" cellspacing="0">
                                <tr>
                                    <td class="detail-box" style="padding: 30px;">
                                        <h2 style="margin: 0 0 25px; color: #155724; font-size: 20px; font-weight: 600;">Request Summary</h2>
                                        
                                        <table role="presentation" class="detail-table" style="width: 100%; border-collapse: collapse;" cellpadding="0" cellspacing="0">
                                            <tr>
                                                <td class="detail-label" style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    <strong>Request ID:</strong>
                                                </td>
                                                <td style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    ${data.requestId}
                                                </td>
                                            </tr>
                                            <tr>
                                                <td class="detail-label" style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    <strong>Approved By:</strong>
                                                </td>
                                                <td style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    ${data.approverName}
                                                </td>
                                            </tr>
                                            <tr>
                                                <td class="detail-label" style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    <strong>Approved On:</strong>
                                                </td>
                                                <td style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    ${data.approvalDate}
                                                </td>
                                            </tr>
                                            <tr>
                                                <td class="detail-label" style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    <strong>Time:</strong>
                                                </td>
                                                <td style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    ${data.approvalTime}
                                                </td>
                                            </tr>
                                            <tr>
                                                <td class="detail-label" style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    <strong>Request Type:</strong>
                                                </td>
                                                <td style="padding: 10px 0; color: #155724; font-size: 15px;">
                                                    ${data.requestType}
                                                </td>
                                            </tr>
                                        </table>
                                    </td>
                                </tr>
                            </table>
                            
                            ${commentsSection}
                            
                            ${getNextStepsSection(data.isFinalApproval, data.nextApproverName)}
                            
                            <table role="presentation" style="width: 100%; border-collapse: collapse; margin-bottom: 20px;" cellpadding="0" cellspacing="0">
                                <tr>
                                    <td style="text-align: center;">
                                        <a href="${data.viewDetailsLink}" class="cta-button" style="display: inline-block; padding: 15px 40px; background-color: #1a1a1a; color: #ffffff; text-decoration: none; text-align: center; border-radius: 6px; font-size: 16px; font-weight: 600; box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2); min-width: 200px;">
                                            View Request Details
                                        </a>
                                    </td>
                                </tr>
                            </table>
                            
                            <p style="margin: 0; color: #666666; font-size: 14px; line-height: 1.6; text-align: center;">
                                Thank you for using the ${data.companyName} Workflow System.
                            </p>
                        </td>
                    </tr>
                    
                    ${getEmailFooter(data.companyName)}
                </table>
            </td>
        </tr>
    </table>
</body>
</html>
  `;
}

