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How to Manage lists using vueJs
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<html> | |
<head> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/1.0.26/vue.js"></script> | |
</head> | |
<body> | |
<div id="app"> | |
<label>Name</label> <input type="text" id="name" v-model="newBook.name" /> <br /> | |
<label>Author</label> <input type="text" id="author" v-model="newBook.author" /> <br /> | |
<label>Pages</label> <input type="text" id="author" v-model="newBook.totalPages" /> <br /> | |
<button v-if='updateMode()' id="update" @click.prevent="update()" />Update</button> | |
<button v-else id="add" @click.prevent="add()" />add</button> | |
<ul id="example-2"> | |
<li v-for='book in books'> | |
<b>{{ book.name }}</b> By <i>{{ book.author }} ({{ book.totalPagesRead }}/{{ book.totalPages }})</i> | |
<a v-if='isNotComplete(book)' href='#' @click.prevent = 'complete(book, $index)'>DONE</a> | |
<a v-if='isNotComplete(book)' href='#' @click.prevent = 'readPages(book, $index)'>Read some</a> | |
<a href="#" @click.prevent = 'edit(book, $index)'>EDIT IT</a> | |
<a href='#' @click.prevent = 'remove(book, $index)'>DROP IT</a> | |
</li> | |
</ul> | |
</div> | |
<script type="text/javascript"> | |
new Vue({ | |
// To Modify listVar.items.$set(0, {name : 'edited', code : '003', visible : true, hiddenText : 'Modified!!'}) | |
el: '#app', | |
data: { | |
books: [ | |
{ name : 'The Majesty of Vue.js', author : 'Alex Kyriakidis, Kostas Maniatis and Evan You' , completed : false, totalPages : 100, totalPagesRead : 0 }, | |
{ name : 'Laravel: Code Bright ', author : 'Dayle Rees' , completed : false, totalPages : 100, totalPagesRead : 0 }, | |
{ name : 'Laravel: From Apprentice To Artisan', author : 'Taylor Otwell' , completed : false, totalPages : 150, totalPagesRead : 0 }, | |
{ name : 'Laravel Testing Decoded', author : 'JeffreyWay' , completed : false, totalPages : 200, totalPagesRead : 0 } | |
], | |
newBook: { | |
name : '', | |
author : '', | |
completed : false, | |
totalPages : '', | |
totalPagesRead : 0 | |
}, | |
indexToEdit : '' | |
}, | |
methods: { | |
complete: function(book, index){ | |
book.completed = true | |
book.totalPagesRead = book.totalPages | |
this.books.$set(index, book) | |
}, | |
isNotComplete: function(book){ | |
return book.completed == false && book.totalPagesRead < book.totalPages | |
}, | |
remove: function(book, index){ | |
this.books.$remove(book) | |
if(this.indexToEdit == index){ | |
this.indexToEdit = '' | |
this.newBook = { | |
name : '', | |
author : '', | |
completed : false, | |
totalPages : '', | |
totalPagesRead : 0 | |
} | |
} | |
}, | |
readPages: function(book, index){ | |
var extraPages = prompt("Please enter your How Many Pages have you read", book.totalPagesRead); | |
if(extraPages == null || extraPages<0){ | |
alert('input should not be empty or negative') | |
}else if(isNaN(extraPages)){ | |
alert('it should be numeric') | |
}else if(extraPages > book.totalPages){ | |
alert('where can I find the extra pages!!?') | |
}else{ | |
book.totalPagesRead = extraPages | |
} | |
}, | |
updateMode: function(){ | |
return this.indexToEdit !== '' | |
}, | |
edit: function(book, index){ | |
this.newBook.name = book.name | |
this.newBook.author = book.author | |
this.newBook.totalPages = book.totalPages | |
this.newBook.totalPagesRead = book.totalPagesRead | |
this.newBook.completed = book.completed | |
this.indexToEdit = index | |
}, | |
isReadyToBePushed: function(book){ | |
return book.name != '' && book.author != '' && book.totalPages != '' | |
}, | |
checkBook: function(book){ | |
book.totalPagesRead = book.totalPagesRead >= book.totalPages ? book.totalPages : book.totalPagesRead | |
book.completed = book.totalPagesRead == book.totalPages ? true : false | |
return book | |
}, | |
update: function(){ | |
var newBook = this.newBook | |
if(this.isReadyToBePushed(newBook)){ | |
this.newBook = { | |
name : '', | |
author : '', | |
completed : false, | |
totalPages : '', | |
totalPagesRead : 0 | |
} | |
newBook = this.checkBook(newBook) | |
this.books.$set(this.indexToEdit, newBook) | |
this.indexToEdit = '' | |
}else{ | |
alert('You should Fill all the fields!') | |
} | |
}, | |
add: function(){ | |
var newBook = this.newBook | |
if(this.isReadyToBePushed(newBook)){ | |
this.books.push(newBook) | |
this.newBook = { | |
name : '', | |
author : '', | |
completed : false, | |
totalPages : '', | |
totalPagesRead : 0 | |
} | |
}else{ | |
alert('You should Fill all the fields!') | |
} | |
} | |
} | |
}) | |
</script> | |
</body> | |
</html> |
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