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index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Puppy</title>
<meta name="viewport" content="width=device-width, minimum-scale=1.0">
<meta name="theme-color" content="#2a2b2b">
<link rel="manifest" href="./manifest.json">
<style>
body {
margin: 0;
background: #2a2b2b;
}
#app {
display: block;
width: 100vw;
height: 100vh;
}
.Image__loader {
display: block;
width: 100%;
height: 100%;
margin: 0 auto;
padding: 2em;
box-sizing: border-box;
}
.Image__loader path {
fill: transparent;
stroke: #FFF;
stroke-width: 1px;
animation: draw 2s linear alternate infinite;
}
@keyframes draw {
from {
opacity: 1;
}
to {
opacity: 0;
}
}
.Image__error {
color: #fff;
font-size: 4rem;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
width: 100%;
height: 100%;
display: flex;
align-items: center;
justify-content: center;
}
.Image__img {
display: block;
width: 100%;
height: 100%;
object-fit: contain;
}
</style>
</head>
<body>
<div id="app" @click="handleClick">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48.839 48.839" v-if="!loaded" class="Image__loader"><path vector-effect="non-scaling-stroke" d="M39.04 36.843c2.055 3.234 3.023 4.95 3.023 6.742 0 3.537-2.627 5.252-6.166 5.252-1.56 0-2.567-.002-5.112-1.326 0 0-1.65-1.508-5.508-1.353-3.895-.154-5.545 1.373-5.545 1.373-2.545 1.323-3.516 1.31-5.074 1.31-3.54 0-6.168-1.714-6.168-5.253 0-1.79.97-3.506 3.024-6.742 0 0 3.88-6.445 7.244-9.477 2.43-2.188 5.973-2.18 5.973-2.18h1.094s3.698-.01 5.976 2.18c3.26 3.142 7.24 9.476 7.24 9.475zM16.63 20.878c3.7 0 6.7-4.674 6.7-10.44S20.33 0 16.63 0 9.933 4.674 9.933 10.44s3 10.438 6.7 10.438zm-6.42 10.11c2.728-1.26 3.35-5.723 1.39-9.97s-5.762-6.673-8.49-5.415-3.347 5.723-1.387 9.97c1.96 4.25 5.76 6.672 8.488 5.415zm21.996-10.11c3.7 0 6.7-4.674 6.7-10.44S35.906 0 32.206 0s-6.7 4.674-6.7 10.44c0 5.764 3 10.438 6.7 10.438zm13.52-5.276C43 14.342 39.2 16.767 37.24 21.016s-1.34 8.713 1.388 9.972c2.728 1.258 6.527-1.166 8.488-5.414s1.34-8.713-1.39-9.972z"/></svg>
<div v-if="loaded && !success" class="Image__error">Error cargando</div>
<img @load="onLoad" @error="onError" v-show="loaded && success" :src="list[index]" class="Image__img">
</div>
<script src="vue.js" charset="utf-8"></script>
<script>
var app = new Vue({
el: '#app',
data: {
list : [],
index: 0,
after : null,
getting : false,
loaded: false,
success: false,
},
methods : {
onLoad: function(){
this.loaded = true;
this.success = true;
},
onError: function(){
this.loaded = true;
this.success = false;
},
getImages : function(){
if( this.getting ){ return false; }
this.getting = true;
return fetch(`https://www.reddit.com/r/PuppySmiles.json?after=${this.after}`)
.then( res => res.json() )
.then( res => res.data )
.then( res => {
return { after : res.after, list : res.children };
})
.then( data => {
data.list = data.list
.map(function(item){
return item.data.url;
})
.filter(function(url){
return url.indexOf('.jpg') > -1 || url.indexOf(".jpeg") || url.indexOf(".png") || url.indexOf(".webp");
});
return data;
}).then( data => {
this.after = data.after;
this.list = this.list.concat(data.list);
this.getting = false;
})
.catch( err => {
this.getting = false;
this.loaded = true;
this.success = false;
});
},
handleClick : function(e){
if( e.clientX > document.body.clientWidth/2){
if(this.index >= this.list.length){ return; }
this.index = Math.min(++this.index, this.list.length);
}else{
if(this.index <= 0){ return; }
this.index = Math.max(0, --this.index);
}
this.loaded = false;
if( this.index == this.list.length - 2){
this.getImages();
}
}
},
created : function(){
this.getImages();
}
});
if ('serviceWorker' in navigator) {
navigator.serviceWorker.register('service-worker.js');
}
</script>
</body>
</html>