/**
 * Google Apps Script to handle POST requests from the Chrome Extension
 * 1. Create a new Google Sheet.
 * 2. Extensions > Apps Script.
 * 3. Paste this code.
 * 4. Deploy > New Deployment > Web App.
 * 5. Set 'Execute as: Me' and 'Who has access: Anyone'.
 * 6. Copy the Web App URL and paste it into the Extension.
 */

function doPost(e) {
  try {
    var data = JSON.parse(e.postData.contents);
    var sheet = SpreadsheetApp.getActiveSpreadsheet().getActiveSheet();
    
    // Get headers
    var headers = sheet.getRange(1, 1, 1, sheet.getLastColumn()).getValues()[0];
    if (headers[0] === "" && sheet.getLastColumn() === 1) {
      // New sheet, set headers from JSON keys
      headers = Object.keys(data);
      sheet.appendRow(headers);
    }
    
    // Map data to headers
    var row = headers.map(function(header) {
      return data[header] || "N/A";
    });
    
    sheet.appendRow(row);
    
    return ContentService.createTextOutput(JSON.stringify({ status: "success" }))
      .setMimeType(ContentService.MimeType.JSON);
      
  } catch (error) {
    return ContentService.createTextOutput(JSON.stringify({ status: "error", message: error.toString() }))
      .setMimeType(ContentService.MimeType.JSON);
  }
}

// Handle preflight (for some environments, though 'no-cors' usually avoids this)
function doOptions(e) {
  return ContentService.createTextOutput("")
    .setMimeType(ContentService.MimeType.TEXT);
}