55 lines
2.0 KiB
JavaScript
55 lines
2.0 KiB
JavaScript
const affichageNb = document.getElementById("nb_vehicules");
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const affichageGéo = document.getElementById("géolocalisation");
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const affichageConso = document.getElementById("consommation");
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const boutonPlus = document.getElementById("plus");
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const boutonMoins = document.getElementById("moins");
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const mot_vehicules = document.getElementById("mot_vehic");
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const PRIX_GPS = 30;
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const PRIX_CONSOMMATION = 15;
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const zoneMsg = document.getElementById("msg");
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const txt_restant = document.getElementById("txt_restant");
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const MAX = 500;
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const formulaire = document.querySelector("form");
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let nbVehicules = 1;
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function mettreAJourGPS() {
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affichageNb.textContent = nbVehicules;
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affichageGéo.textContent = nbVehicules * PRIX_GPS;
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}
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function mettreAJourCONSO() {
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affichageNb.textContent = nbVehicules;
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affichageConso.textContent = nbVehicules * PRIX_CONSOMMATION;
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}
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function mettreAJourTOTAL() {
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affichageNb.textContent = nbVehicules;
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affichageGéo.textContent = nbVehicules * PRIX_GPS;
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affichageConso.textContent = nbVehicules * PRIX_CONSOMMATION;
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}
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boutonPlus.addEventListener("click", function () {
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nbVehicules = nbVehicules + 1;
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if (nbVehicules > 99) {
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nbVehicules = nbVehicules - 1;
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}
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if (nbVehicules === 1) mot_vehicules.textContent = "véhicule";
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else mot_vehicules.textContent = "véhicules";
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(mettreAJourGPS(), mettreAJourCONSO());
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});
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boutonMoins.addEventListener("click", function () {
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if (nbVehicules > 1) {
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nbVehicules = nbVehicules - 1;
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}
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if (nbVehicules === 1) mot_vehicules.textContent = "véhicule";
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else mot_vehicules.textContent = "véhicules";
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(mettreAJourGPS(), mettreAJourCONSO());
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});
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zoneMsg.addEventListener("input", function () {
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const reste = MAX - zoneMsg.value.length;
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txt_restant.textContent = reste;
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txt_restant.style.color = reste < 50 ? "red" : "black";
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});
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formulaire.addEventListener("submit", function (evenement) {
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if (zoneMsg.value.trim() === "") {
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evenement.preventDefault();
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alert("Merci de remplir tous les champs");
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}
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});
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