Add code for subtraction game

RoBizMan · Mar 7, 2024 · a995fbc · a995fbc
1 parent 042f77c
commit a995fbc
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/assets/js/script.js b/assets/js/script.js
@@ -32,6 +32,8 @@ function runGame(gameType) {
         displayAdditionQuestion(num1, num2);
     } else if (gameType === "multiply") {
         displayMultiplyQuestion(num1, num2);
+    } else if (gameType === "subtract") {
+        displaySubtractQuestion(num1, num2);
     } else {
         alert(`Unknown game type: ${gameType}`);
         throw `Unknown game type: ${gameType}. Aborting!`;
@@ -72,6 +74,8 @@ function calculateCorrectAnswer() {
         return [operand1 + operand2, "addition"];
     } else if (operator === "x") {
         return [operand1 * operand2, "multiply"];
+    } else if (operator === "-") {
+        return [operand1 - operand2, "subtract"];
     } else {
         alert(`Unimplemented operator ${operator}`);
         throw `Unimplemented operator ${operator}`;
@@ -105,7 +109,10 @@ function displayAdditionQuestion(operand1, operand2) {
     document.getElementById('operator').textContent = "+";
 }
 
-function displaySubtractQuestion() {
+function displaySubtractQuestion(operand1, operand2) {
+    document.getElementById('operand1').textContent = operand1 > operand2 ? operand1 : operand2;
+    document.getElementById('operand2').textContent = operand1 > operand2 ? operand2 : operand1;
+    document.getElementById('operator').textContent = "-";
 
 }