diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57b44b7..791007b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,16 +1,21 @@
# Changelog
-## v2.1.0
+## 2.1.1
+
+- Minor punctuation and wording changes
+- Fix calculation of time difference between current date and my date of birth
+
+## 2.1.0
- Remove unnecessary "exit" command
- Remove native webstie scrollbar
- Add command retyping using up and down arrows
-## v2.0.1
+## 2.0.1
- Fix "unkown" typo
- Add version tag to page header
-## v2.0.0
+## 2.0.0
- Initial version 2.x.y release
diff --git a/assets/js/script.js b/assets/js/script.js
index ce69732..fd4a1dc 100644
--- a/assets/js/script.js
+++ b/assets/js/script.js
@@ -1,10 +1,11 @@
const input = document.querySelector('#cmd');
const cmdHistoryElement = document.querySelector('#cmd-history');
const today = new Date();
+const currentYear = today.getFullYear();
const cmdHistory = [];
let cmdIndex = 0;
-document.querySelector('#currentYear').textContent = today.getFullYear();
+document.querySelector('#currentYear').textContent = currentYear;
input.focus();
input.addEventListener('blur', (evt) => input.focus());
@@ -24,11 +25,18 @@ window.addEventListener('keypress', (evt) => {
output.textContent = `ERROR: Unknown command '${command}'`;
break;
case 'about':
- const age = today.getFullYear() - new Date('2005-05-08').getFullYear();
+ const daysOfThisYear =
+ currentYear % 400 === 0 ||
+ (currentYear % 100 !== 0 && currentYear % 4 === 0)
+ ? 366
+ : 365;
+ const timeDiff = today.getTime() - new Date('2005-05-08').getTime();
+ const age = Math.floor(timeDiff / (3600 * 24 * daysOfThisYear * 1000));
+
output.textContent = `Maciej Pedzich is a ${age}-year-old high school student from Kielce, Poland.
He makes web applications using Vue.js, Node.js, Express and MongoDB/PostgreSQL, but he likes experimenting with other solutions too.
He believes that by being creative and cooperating with others, you can achieve success.
- When not coding he is probably watching an F1 race or playing retro video games.`;
+ When not coding, he is probably watching an F1 race, or playing retro video games.`;
break;
case 'contact':
output.innerHTML = `Email address:
@@ -43,7 +51,7 @@ window.addEventListener('keypress', (evt) => {
github - shows Maciej's Github profile
help - displays a list of available commands
skills - presents a set of current skills
- Use up and down arrows to retype previous commands
`;
+ Use up and down arrows to retype commands
`;
break;
case 'skills':
output.innerHTML = `Frontend: HTML, CSS, JavaScript, TypeScript, Vue.js
diff --git a/index.html b/index.html
index 3a0abac..f3f3781 100644
--- a/index.html
+++ b/index.html
@@ -12,7 +12,7 @@