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#01 - The Medium Clap #1

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124 changes: 59 additions & 65 deletions showcase/src/patterns/index.css
Original file line number Diff line number Diff line change
@@ -1,87 +1,81 @@
/* Clap button */
.clap {
position: relative;
outline: 1px solid transparent;
border-radius: 50%;
border: 1px solid #bdc3c7;
width: 80px;
height: 80px;
background: none;
user-select: none;
}
position: relative;
outline: 1px solid transparent;
border-radius: 50%;
border: 1px solid #bdc3c7;
width: 80px;
height: 80px;
background: none;
user-select: none;
}
.clap:after {
content: '';
position: absolute;
top: 0;
left: 0;
display: block;
border-radius: 50%;
width: 79px;
height: 79px;
content: "";
position: absolute;
top: 0;
left: 0;
display: block;
border-radius: 50%;
width: 79px;
height: 79px;
}
.clap:hover {
cursor: pointer;
border: 1px solid #27ae60;
transition: border-color 0.3s ease-in;
cursor: pointer;
border: 1px solid #27ae60;
transition: border-color 0.3s ease-in;
}
.clap:hover:after {
animation: shockwave 1s ease-in infinite;
animation: shockwave 1s ease-in infinite;
}

@keyframes shockwave {
0% {
transform: scale(1);
box-shadow: 0 0 2px #27ae60;
opacity: 1;
}
100% {
transform: scale(1);
opacity: 0;
box-shadow: 0 0 50px #145b32, inset 0 0 10px #27ae60;
}
0% {
transform: scale(1);
box-shadow: 0 0 2px #27ae60;
opacity: 1;
}
100% {
transform: scale(1);
opacity: 0;
box-shadow: 0 0 50px #145b32, inset 0 0 10px #27ae60;
}
}

/* Count */
.count {
position: absolute;
top: -50px;
left: 20px;
font-size: 0.8rem;
color: white;
background: #27ae60;
border-radius: 50%;
height: 40px;
width: 40px;
line-height: 40px;
position: absolute;
top: -50px;
left: 20px;
font-size: 0.8rem;
color: white;
background: #27ae60;
border-radius: 50%;
height: 40px;
width: 40px;
line-height: 40px;
}

/* Count total */
.total {
position: absolute;
font-size: 0.8rem;
width: 80px;
text-align: center;
left: 0;
top: -22px;
color: #bdc3c7;
}
position: absolute;
font-size: 0.8rem;
width: 80px;
text-align: center;
left: 0;
top: -22px;
color: #bdc3c7;
}

/* Clap Icon */
.icon {
width: 40px;
fill: none;
stroke: #27ae60;
stroke-width: 2px;
}
width: 40px;
fill: none;
stroke: #27ae60;
stroke-width: 2px;
}

.icon.checked {
fill: #27ae60;
stroke: #fff;
stroke-width: 1px;
}

/* Clap Info */
.info {
position: relative;
top: 47px;
fill: #27ae60;
stroke: #fff;
stroke-width: 1px;
}
198 changes: 198 additions & 0 deletions showcase/src/patterns/index.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,198 @@
import React, { Component, useState } from 'react'
import mojs from 'mo-js'
import { generateRandomNumber } from '../utils/generateRandomNumber'
import styles from './index.css'

/** ====================================
* 🔰HOC
Higher Order Component for Animation
==================================== **/
const withClapAnimation = WrappedComponent => {
class WithClapAnimation extends Component {
animationTimeline = new mojs.Timeline()
state = {
animationTimeline: this.animationTimeline
}

componentDidMount () {
const tlDuration = 300

const triangleBurst = new mojs.Burst({
parent: '#clap',
radius: { 50: 95 },
count: 5,
angle: 30,
children: {
shape: 'polygon',
radius: { 6: 0 },
scale: 1,
stroke: 'rgba(211,84,0 ,0.5)',
strokeWidth: 2,
angle: 210,
delay: 30,
speed: 0.2,
easing: mojs.easing.bezier(0.1, 1, 0.3, 1),
duration: tlDuration
}
})

const circleBurst = new mojs.Burst({
parent: '#clap',
radius: { 50: 75 },
angle: 25,
duration: tlDuration,
children: {
shape: 'circle',
fill: 'rgba(149,165,166 ,0.5)',
delay: 30,
speed: 0.2,
radius: { 3: 0 },
easing: mojs.easing.bezier(0.1, 1, 0.3, 1)
}
})

const countAnimation = new mojs.Html({
el: '#clapCount',
isShowStart: false,
isShowEnd: true,
y: { 0: -30 },
opacity: { 0: 1 },
duration: tlDuration
}).then({
opacity: { 1: 0 },
y: -80,
delay: tlDuration / 2
})

const countTotalAnimation = new mojs.Html({
el: '#clapCountTotal',
isShowStart: false,
isShowEnd: true,
opacity: { 0: 1 },
delay: (3 * tlDuration) / 2,
duration: tlDuration,
y: { 0: -3 }
})

const scaleButton = new mojs.Html({
el: '#clap',
duration: tlDuration,
scale: { 1.3: 1 },
easing: mojs.easing.out
})

const clap = document.getElementById('clap')
clap.style.transform = 'scale(1, 1)'

const newAnimationTimeline = this.animationTimeline.add([
countAnimation,
countTotalAnimation,
scaleButton,
circleBurst,
triangleBurst
])
this.setState({ animationTimeline: newAnimationTimeline })
}

render () {
return (
<WrappedComponent
animationTimeline={this.state.animationTimeline}
{...this.props}
/>
)
}
}

WithClapAnimation.displayName = `WithClapAnimation(${getDisplayName(
WrappedComponent
)})`

return WithClapAnimation
}

function getDisplayName (WrappedComponent) {
return WrappedComponent.displayName || WrappedComponent.name || 'Component'
}

/** ====================================
* 🔰 MediumClap
==================================== **/
const initialState = {
count: 0,
countTotal: generateRandomNumber(500, 10000),
isClicked: false
}

const MediumClap = ({ animationTimeline }) => {
const MAXIMUM_USER_CLAP = 50
const [clapState, setClapState] = useState(initialState)
const { count, countTotal, isClicked } = clapState

const handleClapClick = () => {
// 👉 prop from HOC
animationTimeline.replay()

setClapState({
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🔥 IMPROVEMENT:
Relying on the previous state when invoking the updater function returned from useState? It's better to pass a function to the updater e.g.

setClapState(prevState => ({
      count: Math.min(prevState.count + 1, MAXIMUM_USER_CLAP),
      countTotal: prevState.count < MAXIMUM_USER_CLAP ? prevState.countTotal + 1 : prevState.countTotal,
      isClicked: true
}))

count: Math.min(count + 1, MAXIMUM_USER_CLAP),
countTotal: count < MAXIMUM_USER_CLAP ? countTotal + 1 : countTotal,
isClicked: true
})
}

return (
<button id='clap' className={styles.clap} onClick={handleClapClick}>
<ClapIcon isClicked={isClicked} />
<ClapCount count={count} />
<CountTotal countTotal={countTotal} />
</button>
)
}

/** ====================================
* 🔰SubComponents
Smaller Component used by <MediumClap />
==================================== **/

const ClapIcon = ({ isClicked }) => {
return (
<span>
<svg
id='clapIcon'
xmlns='http://www.w3.org/2000/svg'
viewBox='-549 338 100.1 125'
className={`${styles.icon} ${isClicked && styles.checked}`}
>
<path d='M-471.2 366.8c1.2 1.1 1.9 2.6 2.3 4.1.4-.3.8-.5 1.2-.7 1-1.9.7-4.3-1-5.9-2-1.9-5.2-1.9-7.2.1l-.2.2c1.8.1 3.6.9 4.9 2.2zm-28.8 14c.4.9.7 1.9.8 3.1l16.5-16.9c.6-.6 1.4-1.1 2.1-1.5 1-1.9.7-4.4-.9-6-2-1.9-5.2-1.9-7.2.1l-15.5 15.9c2.3 2.2 3.1 3 4.2 5.3zm-38.9 39.7c-.1-8.9 3.2-17.2 9.4-23.6l18.6-19c.7-2 .5-4.1-.1-5.3-.8-1.8-1.3-2.3-3.6-4.5l-20.9 21.4c-10.6 10.8-11.2 27.6-2.3 39.3-.6-2.6-1-5.4-1.1-8.3z' />
<path d='M-527.2 399.1l20.9-21.4c2.2 2.2 2.7 2.6 3.5 4.5.8 1.8 1 5.4-1.6 8l-11.8 12.2c-.5.5-.4 1.2 0 1.7.5.5 1.2.5 1.7 0l34-35c1.9-2 5.2-2.1 7.2-.1 2 1.9 2 5.2.1 7.2l-24.7 25.3c-.5.5-.4 1.2 0 1.7.5.5 1.2.5 1.7 0l28.5-29.3c2-2 5.2-2 7.1-.1 2 1.9 2 5.1.1 7.1l-28.5 29.3c-.5.5-.4 1.2 0 1.7.5.5 1.2.4 1.7 0l24.7-25.3c1.9-2 5.1-2.1 7.1-.1 2 1.9 2 5.2.1 7.2l-24.7 25.3c-.5.5-.4 1.2 0 1.7.5.5 1.2.5 1.7 0l14.6-15c2-2 5.2-2 7.2-.1 2 2 2.1 5.2.1 7.2l-27.6 28.4c-11.6 11.9-30.6 12.2-42.5.6-12-11.7-12.2-30.8-.6-42.7m18.1-48.4l-.7 4.9-2.2-4.4m7.6.9l-3.7 3.4 1.2-4.8m5.5 4.7l-4.8 1.6 3.1-3.9' />
</svg>
</span>
)
}
const ClapCount = ({ count }) => {
return (
<span id='clapCount' className={styles.count}>
+{count}
</span>
)
}
const CountTotal = ({ countTotal }) => {
return (
<span id='clapCountTotal' className={styles.total}>
{countTotal}
</span>
)
}

/** ====================================
* 🔰USAGE
Below's how a potential user
may consume the component API
==================================== **/

const Usage = () => {
const AnimatedMediumClap = withClapAnimation(MediumClap)
return <AnimatedMediumClap />
}

export default Usage