Sticky nav

01 - JavaScript Drum Kit/index-START.html

@@ -59,7 +59,24 @@
   <audio data-key="76" src="sounds/tink.wav"></audio>
 
 <script>
+  function removeTransition(e) {
+    if (e.propertyName !== 'transform') return;
+    e.target.classList.remove('playing');
+  }
 
+  function playSound(e) {
+    const audio = document.querySelector(`audio[data-key="${e.keyCode}"]`);
+    const key = document.querySelector(`div[data-key="${e.keyCode}"]`);
+    if (!audio) return;
+
+    key.classList.add('playing');
+    audio.currentTime = 0;
+    audio.play();
+  }
+
+  const keys = Array.from(document.querySelectorAll('.key'));
+  keys.forEach(key => key.addEventListener('transitionend', removeTransition));
+  window.addEventListener('keydown', playSound);
 </script>
 
 

02 - JS and CSS Clock/index-START.html

@@ -63,13 +63,35 @@
       background: black;
       position: absolute;
       top: 50%;
+      transform-origin: 100%;
+      transform: rotate(90deg);
+      transition-timing-function: cubic-bezier(0.1, 2.7, 0.58, 1);
     }
 
   </style>
 
   <script>
+  const secondHand = document.querySelector('.second-hand');
+  const minsHand = document.querySelector('.min-hand');
+  const hourHand = document.querySelector('.hour-hand');
 
+  function setDate() {
+    const now = new Date();
 
+    const seconds = now.getSeconds();
+    const secondsDegrees = ((seconds / 60) * 360) + 90;
+    secondHand.style.transform = `rotate(${secondsDegrees}deg)`;
+
+    const mins = now.getMinutes();
+    const minsDegrees = ((mins / 60) * 360) + ((seconds/60)*6) + 90;
+    minsHand.style.transform = `rotate(${minsDegrees}deg)`;
+
+    const hour = now.getHours();
+    const hourDegrees = ((hour / 12) * 360) + ((mins/60)*30) + 90;
+    hourHand.style.transform = `rotate(${hourDegrees}deg)`;
+  }
+
+  setInterval(setDate, 1000);
   </script>
 </body>
 </html>

03 - CSS Variables/index-START.html

@@ -22,7 +22,21 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
   <img src="https://source.unsplash.com/7bwQXzbF6KE/800x500">
 
   <style>
+    :root {
+      --base: #ffc600;
+      --spacing: 10px;
+      --blur: 10px;
+    }
+
+    img {
+      padding: var(--spacing);
+      background: var(--base);
+      filter: blur(var(--blur));
+    }
 
+    .h1 {
+      color: var(--base);
+    }
     /*
       misc styles, nothing to do with CSS variables
     */
@@ -46,6 +60,15 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
   </style>
 
   <script>
+    const inputs = document.querySelectorAll('.controls input');
+
+    function handleUpdate() {
+      const suffix = this.dataset.sizing || '';
+      document.documentElement.style.setProperty(`--${this.name}`, this.value + suffix);
+    }
+
+    inputs.forEach(input => input.addEventListener('change', handleUpdate));
+    inputs.forEach(input => input.addEventListener('mousemove', handleUpdate));
   </script>
 
 </body>

04 - Array Cardio Day 1/index-START.html

@@ -35,32 +35,80 @@
       'Berne, Eric', 'Berra, Yogi', 'Berry, Wendell', 'Bevan, Aneurin', 'Ben-Gurion, David', 'Bevel, Ken', 'Biden, Joseph', 'Bennington, Chester', 'Bierce, Ambrose',
       'Billings, Josh', 'Birrell, Augustine', 'Blair, Tony', 'Beecher, Henry', 'Biondo, Frank'
     ];
-    
+
     // Array.prototype.filter()
     // 1. Filter the list of inventors for those who were born in the 1500's
+    const fifteen = inventors.filter(inventor => (inventor.year >= 1500 && inventor.year < 1600))
+
+    console.table(fifteen);
 
     // Array.prototype.map()
     // 2. Give us an array of the inventors first and last names
+    const fullNames = inventors.map(inventor => `${inventor.first} ${inventor.last}`);
+    console.log(fullNames);
 
     // Array.prototype.sort()
     // 3. Sort the inventors by birthdate, oldest to youngest
+    // const ordered = inventors.sort(function(a, b) {
+    //   if(a.year > b.year) {
+    //     return 1;
+    //   } else {
+    //     return -1;
+    //   }
+    // });
+
+    const ordered = inventors.sort((a, b) => a.year > b.year ? 1 : -1);    // Array.prototype.reduce()
+
+    console.table(ordered);
 
-    // Array.prototype.reduce()
     // 4. How many years did all the inventors live all together?
+      const totalYears = inventors.reduce((total, inventor) => {
+        return total + (inventor.passed - inventor.year);
+      }, 0);
+
+      console.log(totalYears);
 
     // 5. Sort the inventors by years lived
+      const oldest = inventors.sort(function(a, b) {
+        const lastGuy = a.passed - a.year;
+        const nextGuy = b.passed - b.year;
+        return lastGuy > nextGuy ? -1 : 1;
+      });
+      console.table(oldest)
 
     // 6. create a list of Boulevards in Paris that contain 'de' anywhere in the name
     // https://en.wikipedia.org/wiki/Category:Boulevards_in_Paris
 
+    const category = document.querySelector('.mw-category');
+    const links = Array.from(document.querySelectorAll('a'));
+    const de = links
+                .map(link => link.textContent)
+                .filter(streetName => streetName.includes('de'));
+
 
     // 7. sort Exercise
     // Sort the people alphabetically by last name
+      const alpha = people.sort(function(lastOne, nextOne) {
+          const [aLast, aFirst] = lastOne.split(', ');
+          const [bLast, bFirst] = nextOne.split(', ');
+          return aLast > bLast ? 1 : -1;
+      });
+      console.log(alpha);
 
     // 8. Reduce Exercise
     // Sum up the instances of each of these
     const data = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck' ];
 
+    const transportation = data.reduce(function(obj, item) {
+      if(!obj[item]) {
+        obj[item] = 0;
+      }
+      obj[item]++;
+      return obj;
+    }, {});
+
+    console.log(transportation);
+
   </script>
 </body>
 </html>

05 - Flex Panel Gallery/index-START.html

@@ -27,6 +27,7 @@
     .panels {
       min-height: 100vh;
       overflow: hidden;
+      display: flex;
     }
 
     .panel {
@@ -44,6 +45,11 @@
       font-size: 20px;
       background-size: cover;
       background-position: center;
+      flex: 1;
+      justify-content: center;
+      align-items: center;
+      display: flex;
+      flex-direction: column;
     }
 
     .panel1 { background-image:url(https://source.unsplash.com/gYl-UtwNg_I/1500x1500); }
@@ -57,8 +63,17 @@
       margin: 0;
       width: 100%;
       transition: transform 0.5s;
+      flex: 1 0 auto;
+      display: flex;
+      justify-content: center;
+      align-items: center;
     }
 
+    .panel > *:first-child { transform: translateY(-100%); }
+    .panel.open-active > *:first-child { transform: translateY(0); }
+    .panel > *:last-child { transform: translateY(100%); }
+    .panel.open-active > *:last-child { transform: translateY(0); }
+
     .panel p {
       text-transform: uppercase;
       font-family: 'Amatic SC', cursive;
@@ -71,6 +86,7 @@
     }
 
     .panel.open {
+      flex: 5;
       font-size: 40px;
     }
 
@@ -106,7 +122,20 @@
   </div>
 
   <script>
+    const panels = document.querySelectorAll('.panel');
+
+    function toggleOpen() {
+      this.classList.toggle('open');
+    }
+
+    function toggleActive(e) {
+      if (e.propertyName.includes('flex')) {
+        this.classList.toggle('open-active');
+      }
+    }
 
+    panels.forEach(panel => panel.addEventListener('click', toggleOpen));
+    panels.forEach(panel => panel.addEventListener('transitionend', toggleActive));
   </script>
 
 

06 - Type Ahead/index-START.html

@@ -18,6 +18,47 @@
 <script>
 const endpoint = 'https://gist.githubusercontent.com/Miserlou/c5cd8364bf9b2420bb29/raw/2bf258763cdddd704f8ffd3ea9a3e81d25e2c6f6/cities.json';
 
+const cities = [];
+
+fetch(endpoint)
+  .then(blob => blob.json())
+  .then(data => cities.push(...data));
+
+function findMatches(wordToMatch, cities) {
+  return cities.filter(place => {
+    const regex = new RegExp(wordToMatch, 'gi');
+    return place.city.match(regex) || place.state.match(regex)
+  });
+}
+
+function numberWithCommas(x) {
+  return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
+}
+
+function displayMatches() {
+  const matchArray = findMatches(this.value, cities);
+  const html = matchArray.map(place => {
+    const regex = new RegExp(this.value, 'gi');
+    const cityName = place.city.replace(regex, `<span class="h1">${this.
+      value}</span>`);
+    const stateName = place.state.replace(regex, `<span class="h1">${this.
+      value}</span>`);
+    return `
+      <li>
+        <span class="name">${place.city}, ${place.state}</span>
+        <span class="population">${numberWithCommas(place.population)}</span>
+      </li>
+    `;
+    }).join('');
+    suggestions.innerHTML = html;
+}
+
+const searchInput = document.querySelector('.search');
+const suggestions = document.querySelector('.suggestions');
+
+searchInput.addEventListener('change', displayMatches);
+searchInput.addEventListener('keyup', displayMatches);
+
 </script>
 </body>
 </html>

07 - Array Cardio Day 2/index-START.html

@@ -27,16 +27,40 @@
 
     // Some and Every Checks
     // Array.prototype.some() // is at least one person 19 or older?
+
+    const isAdult = people.some(person => ((new Date()).
+      getFullYear()) - person.year >= 19);
+
+      console.log({isAdult});
+
     // Array.prototype.every() // is everyone 19 or older?
 
-    // Array.prototype.find()
+    const allAdults = people.every(person => ((new Date()).
+      getFullYear()) - person.year >= 19);
+
+      console.log({allAdults});
+
+      // Array.prototype.find()
     // Find is like filter, but instead returns just the one you are looking for
     // find the comment with the ID of 823423
 
+    const comment = comments.find(comment => comment.id === 823423);
+
+    console.log(comment);
+
     // Array.prototype.findIndex()
     // Find the comment with this ID
     // delete the comment with the ID of 823423
 
+      const index = comments.findIndex(comment => comment.id === 823423);
+
+      console.log(index);
+
+      const newComments = [
+        ...comments.slice(0, index),
+        ...comments.slice(index + 1)
+      ];
+
   </script>
 </body>
 </html>

08 - Fun with HTML5 Canvas/index-START.html

@@ -8,6 +8,57 @@
 <body>
 <canvas id="draw" width="800" height="800"></canvas>
 <script>
+  const canvas = document.querySelector('#draw');
+  const ctx = canvas.getContext('2d');
+  canvas.width = window.innerWidth;
+  canvas.height = window.innerHeight;
+  ctx.strokeStyle = '#BADASS';
+  ctx.lineJoin = 'round';
+  ctx.lineCap = 'round';
+  ctx.lineWidth = 100;
+  ctx.globalCompositeOperation = 'multiply';
+
+  let isDrawing = false;
+  let lastX = 0;
+  let lastY = 0;
+  let hue = 0;
+  let direction = true;
+
+  function draw(e) {
+    if (!isDrawing) return; // stop the fun from running when they are not moused down
+    console.log(e);
+    ctx.strokeStyle = `hsl(${hue}, 100%, 50%)`;
+    ctx.beginPath();
+    // start from
+    ctx.moveTo(lastX, lastY);
+    // got to
+    ctx.lineTo(e.offsetX, e.offsetY);
+    ctx.stroke();
+    [lastX, lastY] = [e.offsetX, e.offsetY];
+
+    hue++;
+    if(hue >= 360) {
+      hue = 0;
+    }
+    if(ctx.lineWidth >= 100 || ctx.lineWidth <= 1) {
+      direction = !direction;
+    }
+    if(direction) {
+    ctx.lineWidth++;
+  } else {
+    ctx.lineWidth--;
+  }
+
+}
+
+  canvas.addEventListener('mousedown', (e) => {
+    isDrawing = true;
+    [lastX, lastY] = [e.offsetX, e.offsetY];
+  });
+
+  canvas.addEventListener('mousemove', draw);
+  canvas.addEventListener('mouseup', () => isDrawing = false);
+  canvas.addEventListener('mouseout', () => isDrawing = false);
 </script>
 
 <style>