如何使用广告附加信息来改进您的广告活动

/** * DONNÉES DE RÉFÉRENCE (fournies dans le prompt) * 1 extension : +7% CTR * 2 extensions : +12% CTR * 3 extensions : +20% CTR * 4+ extensions: +30% CTR * CPA Impact : -10% si >= 3 extensions */ const CTR_MULTIPLIERS = { 0: 1.00, 1: 1.07, 2: 1.12, 3: 1.20, 4: 1.30 // Et plus }; const CPA_REDUCTION_THRESHOLD = 3; const CPA_REDUCTION_FACTOR = 0.90; // -10% function calculateImpact() { // 1. Récupération des inputs const impressions = parseFloat(document.getElementById(‘input-impressions’).value) || 0; const baseCtr = parseFloat(document.getElementById(‘input-ctr’).value) || 0; const baseCpa = parseFloat(document.getElementById(‘input-cpa’).value) || 0; // 2. Compter les extensions cochées const checkboxes = document.querySelectorAll(‘.ext-checkbox’); let checkedCount = 0; const activeTypes = []; checkboxes.forEach(box => { if (box.checked) { checkedCount++; activeTypes.push(box.dataset.type); } }); // 3. Appliquer la logique visuelle (Ad Preview) updateAdPreview(activeTypes); // 4. Calculs Mathématiques // Déterminer le multiplicateur CTR let multiplier = 1.00; let gainPercentageTxt = “+0%”; if (checkedCount === 1) { multiplier = 1.07; gainPercentageTxt = “+7%”; } else if (checkedCount === 2) { multiplier = 1.12; gainPercentageTxt = “+12%”; } else if (checkedCount === 3) { multiplier = 1.20; gainPercentageTxt = “+20%”; } else if (checkedCount >= 4) { multiplier = 1.30; gainPercentageTxt = “+30%”; } // Nouveau CTR const newCtr = baseCtr * multiplier; // Clics (Base vs Nouveau) const oldClicks = impressions * (baseCtr / 100); const newClicks = impressions * (newCtr / 100); const clicksGain = Math.round(newClicks – oldClicks); // CPA Logic let newCpa = baseCpa; let cpaImproved = false; if (checkedCount >= CPA_REDUCTION_THRESHOLD) { newCpa = baseCpa * CPA_REDUCTION_FACTOR; cpaImproved = true; } // 5. Mise à jour de l’UI // CTR Display document.getElementById(‘result-ctr’).textContent = newCtr.toFixed(2) + “%”; const gainElem = document.getElementById(‘gain-ctr’); gainElem.textContent = gainPercentageTxt; gainElem.style.opacity = checkedCount > 0 ? “1” : “0”; // Barre de progression (Max théorique 10% pour l’échelle visuelle, ou x2 base) const barWidth = Math.min((newCtr / 10) * 100, 100); document.getElementById(‘bar-ctr’).style.width = barWidth + “%”; // Clicks Gain const clicksElem = document.getElementById(‘result-clicks-gain’); clicksElem.textContent = checkedCount > 0 ? “+” + clicksGain : “0”; // CPA Display const cpaElem = document.getElementById(‘result-cpa’); const cpaInd = document.getElementById(‘cpa-indicator’); const bonusBadge = document.getElementById(‘bonus-badge’); cpaElem.textContent = newCpa.toFixed(2) + ” €”; if (cpaImproved) { cpaElem.classList.add(‘text-green-600’); cpaElem.classList.remove(‘text-slate-700’); cpaInd.textContent = “-10% Coût/Conv.”; bonusBadge.style.opacity = “1”; } else { cpaElem.classList.add(‘text-slate-700’); cpaElem.classList.remove(‘text-green-600’); cpaInd.textContent = “”; bonusBadge.style.opacity = “0”; } // Message Contextuel updateAdvice(checkedCount); } function updateAdPreview(activeTypes) { // Sitelinks const elSitelinks = document.getElementById(‘preview-sitelinks’); activeTypes.includes(‘sitelinks’) ? elSitelinks.classList.remove(‘hidden’) : elSitelinks.classList.add(‘hidden’); // Callouts const elCallouts = document.getElementById(‘preview-callouts’); activeTypes.includes(‘callouts’) ? elCallouts.classList.remove(‘hidden’) : elCallouts.classList.add(‘hidden’); // Structured Snippets const elStructured = document.getElementById(‘preview-structured’); activeTypes.includes(‘structured’) ? elStructured.classList.remove(‘hidden’) : elStructured.classList.add(‘hidden’); // Call const elCall = document.getElementById(‘preview-call’); activeTypes.includes(‘call’) ? elCall.classList.remove(‘hidden’) : elCall.classList.add(‘hidden’); // Location const elLoc = document.getElementById(‘preview-location’); activeTypes.includes(‘location’) ? elLoc.classList.remove(‘hidden’) : elLoc.classList.add(‘hidden’); } function updateAdvice(count) { const adviceText = document.getElementById(‘advice-text’); const box = document.getElementById(‘advice-box’); if (count === 0) { adviceText.textContent = “Sélectionnez au moins une extension pour voir l’impact estimé sur vos performances.”; box.className = “bg-slate-800 text-slate-200 p-4 rounded-lg text-sm flex items-start gap-3 transition-all”; } else if (count < 3) { adviceText.innerHTML = `Bon début ! Avec ${count} extension(s), votre visibilité augmente. Ajoutez-en d’autres pour débloquer la réduction de CPA.`; box.className = “bg-blue-600 text-white p-4 rounded-lg text-sm flex items-start gap-3 transition-all”; } else { adviceText.innerHTML = `Excellent ! Avec ${count} extensions, vous maximisez l’espace à l’écran (+CTR) et l’algorithme favorise votre annonce, réduisant votre coût par conversion.`; box.className = “bg-green-600 text-white p-4 rounded-lg text-sm flex items-start gap-3 transition-all shadow-lg shadow-green-200”; } } // Initialisation au chargement calculateImpact();