// chatbot-controller.js
function adjustIframeSize(height, width) {
    const iframe = document.getElementById('chatbot-iframe');
    if (iframe) {
        const pageWidth = document.documentElement.clientWidth;
        const pageHeight = document.documentElement.clientHeight;
        let adjustedWidth = width;
        let adjustedHeight = height;

        if (width === '100%') {
            adjustedWidth = pageWidth;
        } else if (width.endsWith('px')) {
            const widthInPixels = parseInt(width, 10);
            adjustedWidth = Math.min(widthInPixels, pageWidth);
        }

        if (height === '100%') {
            adjustedHeight = pageHeight;
        } else if (height.endsWith('px')) {
            const heightInPixels = parseInt(height, 10);
            adjustedHeight = Math.min(heightInPixels, pageHeight);
        }

        iframe.style.width = `${adjustedWidth}px`;
        iframe.style.height = `${adjustedHeight}px`;
    }
}

window.addEventListener('message', (event) => {
    if (event.data.action === 'adjustSize') {
        const currentHeight = document.getElementById('chatbot-iframe').style.height;
        const currentWidth = document.getElementById('chatbot-iframe').style.width;
        // Only resize the chatbot when requested by the user
        if (currentHeight === '100vh' && currentWidth === '100%') {
            if (!('cta' in event.data)) {
                adjustIframeSize(event.data.height, event.data.width);
            }
        } else {
            adjustIframeSize(event.data.height, event.data.width);
        }
    }
});

window.addEventListener('message', (event) => {
    if (event.data === "requestParentUrl") {
      event.source.postMessage({ 
        action: 'responseParentUrl', 
        url: window.location.href 
      }, event.origin);
    }
  });