70 lines
2.1 KiB
JavaScript
70 lines
2.1 KiB
JavaScript
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let form = document.getElementById("form");
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let info = document.getElementById("res");
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form.onsubmit = async (e) => {
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e.preventDefault();
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if(form.num1.value === "") return;
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if(form.num2.value === "") return;
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let index = form.selected.selectedIndex;
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let op = form.selected.options[index].textContent;
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let res = "";
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function chooseOperation(oper){
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switch(oper){
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case "+":
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return "sum"
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case "-":
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return "diff"
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case "*":
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return "mul"
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case "/":
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return "div"
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case "%":
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return "ost"
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case "con":
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return "con"
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}
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}
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let operstor = chooseOperation(op)
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if(form.num2.value == 0) return;
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res = await fetch(`http://localhost:8080/${operstor}?num1=${form.num1.value}&num2=${form.num2.value}`)
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res = await res.text();
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// switch(op) {
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// case "+":
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// res = await fetch(`http://localhost:8080/sum?num1=${form.num1.value}&num2=${form.num2.value}`)
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// res = await res.text();
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// break;
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// case "-":
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// res = await fetch(`http://localhost:8080/diff?num1=${form.num1.value}&num2=${form.num2.value}`)
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// res = await res.text();
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// break;
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// case "*":
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// res = await fetch(`http://localhost:8080/mul?num1=${form.num1.value}&num2=${form.num2.value}`)
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// res = await res.text();
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// break;
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// case "/":
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// if(form.num2.value == 0) return;
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// res = await fetch(`http://localhost:8080/div?num1=${form.num1.value}&num2=${form.num2.value}`)
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// res = await res.text();
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// break;
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// case "%":
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// if(form.num2.value == 0) return;
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// res = await fetch(`http://localhost:8080/ost?num1=${form.num1.value}&num2=${form.num2.value}`)
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// res = await res.text();
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// break;
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// case "con":
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// res = await fetch(`http://localhost:8080/con?num1=${form.num1.value}&num2=${form.num2.value}`)
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// res = await res.text();
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// break;
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// }
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form.res.value = res;
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}
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