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Fix: resolve issue #1164 project javaScriptMiniProject/Calculator/jashkarangiya #1180

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Fix: resolve issue #1164 project javaScriptMiniProject/Calculator/jashkarangiya #1180

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9 changes: 6 additions & 3 deletions Calculator/jashkarangiya/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,12 @@
<table>
<tr>
<td><button class="btn-operator" id="clear">C</button></td>
<td><button class="btn-operator" id="/">&divide;</button></td>
<td><button class="btn-operator" id="*">&times;</button></td>
<td><button class="btn-operator" id="backspace"><</button></td>
<td><button class="btn-operator" id="/">/</button></td>
<!-- <td><button class="btn-operator" id="*">&times;</button></td> -->
<td><button class="btn-operator" id="*">*</button></td>
<td><button class="btn-operator" id="backspace">
< </button>
</td>
</tr>
<tr>
<td><button class="btn-number" id="7">7</button></td>
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55 changes: 37 additions & 18 deletions Calculator/jashkarangiya/js/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,29 +2,48 @@ const display = document.querySelector("#display");
const buttons = document.querySelectorAll("button");

buttons.forEach((item) => {
item.onclick = () => {
if (item.id == "clear") {
display.innerText = "";
} else if (item.id == "backspace") {
let string = display.innerText.toString();
display.innerText = string.substr(0, string.length - 1);
} else if (display.innerText != "" && item.id == "equal") {
display.innerText = eval(display.innerText);
} else if (display.innerText == "" && item.id == "equal") {
display.innerText = "Empty!";
setTimeout(() => (display.innerText = ""), 2000);
} else {
display.innerText += item.id;
item.onclick = () => {
if (item.id == "clear") {
display.innerText = "";
} else if (item.id == "backspace") {
let string = display.innerText.toString();
display.innerText = string.substr(0, string.length - 1);
} else if (display.innerText != "" && item.id == "equal") {
try {
if (display.innerText.includes("/0")) {
throw new Error("Division by zero");
}
};
display.innerText = Function(
'"use strict";return (' + display.innerText + ")"
)();
} catch (e) {
display.innerText = "Cannot divide by zero!";
setTimeout(() => (display.innerText = ""), 2000);
}
} else if (display.innerText == "" && item.id == "equal") {
display.innerText = "Empty!";
setTimeout(() => (display.innerText = ""), 2000);
} else {
const lastChar = display.innerText.slice(-1);
if (
["+", "-", "*", "/"].includes(lastChar) &&
["+", "-", "*", "/"].includes(item.innerText)
) {
// Prevent adding multiple consecutive operators
display.innerText = display.innerText.slice(0, -1) + item.innerText;
} else {
display.innerText += item.innerText;
}
}
};
});

const themeToggleBtn = document.querySelector(".theme-toggler");
const calculator = document.querySelector(".calculator");
const toggleIcon = document.querySelector(".toggler-icon");
let isDark = true;
themeToggleBtn.onclick = () => {
calculator.classList.toggle("dark");
themeToggleBtn.classList.toggle("active");
isDark = !isDark;
};
calculator.classList.toggle("dark");
themeToggleBtn.classList.toggle("active");
isDark = !isDark;
};