First commit

edualvess · Sep 27, 2022 · ca2c2d1 · ca2c2d1
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diff --git a/css/style.css b/css/style.css
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+body {
+        padding: 10px;
+        font-family: Arial, Helvetica, sans-serif;
+        background-color: lightgray;
+      }
+#paragraph-result {
+  margin-top: 60px;
+}
+
+input {
+  margin-top: 20px;
+  width: 100px;
+}
+
diff --git a/index.html b/index.html
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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>IMC</title>
+    <link rel="stylesheet" href="./css/style.css">
+</head>
+<body>
+    <h1>IMC</h1>
+  <p>
+    <label for="in-weight">Peso (Kg)</label><br/>
+    <input type="number" name="" id="in-weight" value="75" step="0.1">
+  </p>
+
+  <p>
+    <label for="in-height">Altura (m)</label><br/>
+    <input type="number" name="" id="in-height" value="1.75" step="0.01">
+  </p>
+
+  <p>
+    <button id="buttonCalc">Calcular IMC</button>
+  </p>
+
+  <p id="paragraph-result">
+    O seu IMC é <strong id="imc-result"></strong>.
+  </p>
+
+  <p id="group-result">
+    Este valor considera que você está na faixa de <strong id="imc-group"></strong>.
+  </p>
+
+  <script defer src="./js/script.js"></script>  
+</body>
+</html>
diff --git a/js/script.js b/js/script.js
@@ -0,0 +1,65 @@
+function start() {
+    var buttonCalc = document.querySelector('#buttonCalc');
+    buttonCalc.addEventListener('click', handleButtonClick);
+
+    var inputWeight = document.querySelector('#in-weight');
+    var inputHeight = document.querySelector('#in-height');
+
+    inputWeight.addEventListener('input', handleButtonClick);
+    inputHeight.addEventListener('input', handleButtonClick);
+
+    handleButtonClick();
+}
+
+function calculateIMC(weight, height) {
+    return weight / (height * height);
+}
+
+function handleButtonClick() {
+    var inputWeight = document.querySelector('#in-weight');
+    var inputHeight = document.querySelector('#in-height');
+    var imcResult = document.querySelector('#imc-result')
+    var imcGroup = document.querySelector('#imc-group')
+
+    var weight = inputWeight.value;
+    var height = inputHeight.value;
+
+    var imc = calculateIMC(weight, height);
+    var formattedIMC = imc.toFixed(2).replace('.',',');
+
+    imcGroup.textContent = checkGroupIMC(imc)
+
+    imcResult.textContent = formattedIMC;
+
+}
+
+function checkGroupIMC(imc) {
+    //var imcGroup = document.querySelector('#imc-group')
+
+    if (imc < 16) {
+        return "inválido";
+    }
+    else if (imc < 17) {
+        return "Muito abaixo do peso";
+    }
+    else if (imc < 18.5) {
+        return "Abaixo do peso";
+    }
+    else if (imc < 25) {
+        return "Peso normal";
+    }
+    else if (imc < 30) {
+        return "Acima do peso";
+    }
+    else if (imc < 35) {
+        return "Obesidade grau I";
+    }
+    else if (imc <= 40) {
+        return "Obesidade grau II";
+    }
+    else if (imc > 40) {
+        return "Obesidade grau III";
+    }
+}
+
+start();