feat:galerie avant/apres backoffice
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<!DOCTYPE html>
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<html lang="fr">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Modifier une paire avant/après</title>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css">
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<style>
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body {
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background: #f4f6f9;
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padding: 30px;
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}
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.container {
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margin-top: 100px;
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max-width: 800px;
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}
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.img-preview {
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max-width: 150px;
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border-radius: 8px;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h2 class="mb-5 text-center">Modifier une paire avant/après</h2>
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<!-- Messages -->
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<div id="successMsg" class="alert alert-success d-none">
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La paire avant/après a été modifiée avec succès.
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</div>
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<div id="errorMsg" class="alert alert-danger d-none">
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Une erreur est survenue. Merci de vérifier le formulaire.
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</div>
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<!-- Formulaire de modification -->
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<form id="editPairForm">
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<!-- ID caché -->
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<input type="hidden" id="pairId">
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<!-- Titre / label -->
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<div class="mb-3">
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<label for="pairTitle" class="form-label">Titre / label de la paire *</label>
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<input type="text" class="form-control" id="pairTitle" required>
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</div>
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<!-- Type -->
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<div class="mb-3">
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<label for="pairType" class="form-label">Type</label>
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<select id="pairType" class="form-select">
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<option value="Chien">Chien</option>
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<option value="Chat">Chat</option>
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<option value="Autre">Autre</option>
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</select>
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</div>
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<!-- Image AVANT -->
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<div class="mb-4 row">
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<div class="col-md-6">
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<label class="form-label" for="beforeImage">Image AVANT</label>
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<input type="file" class="form-control" id="beforeImage" accept="image/*">
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<div class="form-text">
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Laisser vide pour conserver l'image actuelle.
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</div>
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</div>
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<div class="col-md-6 text-center">
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<p class="mb-1">Aperçu actuel AVANT</p>
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<img id="beforePreview" src="" alt="Image avant" class="img-preview border">
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</div>
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</div>
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<!-- Image APRES -->
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<div class="mb-4 row">
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<div class="col-md-6">
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<label class="form-label" for="afterImage">Image APRÈS</label>
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<input type="file" class="form-control" id="afterImage" accept="image/*">
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<div class="form-text">
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Laisser vide pour conserver l'image actuelle.
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</div>
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</div>
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<div class="col-md-6 text-center">
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<p class="mb-1">Aperçu actuel APRÈS</p>
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<img id="afterPreview" src="" alt="Image après" class="img-preview border">
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</div>
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</div>
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<!-- Boutons -->
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<div class="d-flex justify-content-between">
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<a href="../liste_avant_apres/liste_avant_apres.html" class="btn btn-secondary">
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Annuler
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</a>
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<button type="submit" class="btn btn-primary">
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Enregistrer les modifications
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</button>
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</div>
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</form>
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</div>
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<script src="modifier_avant_apres.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
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</body>
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</html>
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@@ -0,0 +1,115 @@
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// ===============================
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// Données simulées
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// (mêmes IDs que dans la liste !)
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// ===============================
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const galleryPairs = [
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{
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id: 1,
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titre: "Petit chien poils longs",
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type: "Chien",
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avant: "../../img/avant1.jpg",
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apres: "../../img/apres1.jpg"
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},
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{
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id: 2,
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titre: "Coupe ciseaux",
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type: "Chat",
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avant: "../../img/avant2.jpg",
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apres: "../../img/apres2.jpg"
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}
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];
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// Sélecteurs
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const editForm = document.getElementById("editPairForm");
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const pairIdInput = document.getElementById("pairId");
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const titleInput = document.getElementById("pairTitle");
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const typeSelect = document.getElementById("pairType");
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const beforeInput = document.getElementById("beforeImage");
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const afterInput = document.getElementById("afterImage");
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const beforePreview = document.getElementById("beforePreview");
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const afterPreview = document.getElementById("afterPreview");
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const successMsg = document.getElementById("successMsg");
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const errorMsg = document.getElementById("errorMsg");
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// ===============================
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// Récup ID dans l'URL
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// ===============================
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function getPairIdFromUrl() {
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const params = new URLSearchParams(window.location.search);
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const idParam = params.get("id");
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if (!idParam) {
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// pas d'id → retour à la liste
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window.location.href = "../liste_avant_apres/liste_avant_apres.html";
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return null;
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}
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return parseInt(idParam, 10);
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}
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// ===============================
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// Charger la paire
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// ===============================
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function loadPairData() {
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const id = getPairIdFromUrl();
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if (!id) return;
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const pair = galleryPairs.find(p => p.id === id);
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if (!pair) {
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errorMsg.textContent = "Paire introuvable.";
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errorMsg.classList.remove("d-none");
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editForm.classList.add("d-none");
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return;
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}
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pairIdInput.value = pair.id;
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titleInput.value = pair.titre;
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typeSelect.value = pair.type;
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beforePreview.src = pair.avant;
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afterPreview.src = pair.apres;
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}
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// Prévisu des nouvelles images
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beforeInput.addEventListener("change", function () {
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const file = this.files[0];
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if (!file) return;
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const reader = new FileReader();
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reader.onload = e => beforePreview.src = e.target.result;
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reader.readAsDataURL(file);
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});
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afterInput.addEventListener("change", function () {
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const file = this.files[0];
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if (!file) return;
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const reader = new FileReader();
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reader.onload = e => afterPreview.src = e.target.result;
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reader.readAsDataURL(file);
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});
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// Soumission
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editForm.addEventListener("submit", function (e) {
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e.preventDefault();
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errorMsg.classList.add("d-none");
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successMsg.classList.add("d-none");
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if (!titleInput.value.trim()) {
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errorMsg.textContent = "Le titre est obligatoire.";
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errorMsg.classList.remove("d-none");
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return;
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}
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// Ici ce serait un fetch vers l'API en vrai.
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successMsg.classList.remove("d-none");
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setTimeout(() => {
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window.location.href = "../liste_avant_apres/liste_avant_apres.html";
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}, 1500);
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});
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// Init
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loadPairData();
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