Voting in Discover Meteor Vietnamese Version

7/23/2019 Voting in Discover Meteor Vietnamese Version

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// Fixture data

if(Posts.find().count() ===0) {

varnow = newDate().getTime();

// create two usersvartomId =Meteor.users.insert({

profile: {name:'Tom Coleman'}

});

vartom =Meteor.users.findOne(tomId);

varsachaId =Meteor.users.insert({

profile: {name:'Sacha Greif'}

});

varsacha =Meteor.users.findOne(sachaId);

vartelescopeId =Posts.insert({

title:'Introducing Telescope',

userId: sacha._id,

author: sacha.profile.name,

url:'http://sachagreif.com/introducing-telescope/',

submitted: newDate(now -7 *3600 *1000),

commentsCount:2,

upvoters: [],

votes:0

});

Comments.insert({

postId: telescopeId,

userId: tom._id,

author: tom.profile.name,


body:'Interesting project Sacha, can I get involved?'});

Comments.insert({

postId: telescopeId,

userId: sacha._id,

author: sacha.profile.name,


nng b phiu - Discover Meteor http://vi.discovermeteor.com/chapte

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body:'You sure can Tom!'

});

Posts.insert({

title:'Meteor',

userId: tom._id,

author: tom.profile.name,url:'http://meteor.com',


commentsCount:0,

upvoters: [],

votes:0

});

Posts.insert({

title:'The Meteor Book',

userId: tom._id,

author: tom.profile.name,

url:'http://themeteorbook.com',


commentsCount:0,

upvoters: [],

votes:0

});

for(vari =0; i


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meteor reset

//...

varpostWithSameLink =Posts.findOne({url: postAttributes.url});

if(postWithSameLink) {

return{

postExists: true,

_id: postWithSameLink._id

}

}

varuser =Meteor.user();

varpost =_.extend(postAttributes, {

userId: user._id,

author: user.username,

submitted: newDate(),

commentsCount:0,upvoters: [],

votes:0

});

varpostId =Posts.insert(post);

return{

_id: postId

};

//...


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{{title}}{{domain}}

{{votes}} Votes,

submitted by {{author}},

{{commentsCount}} comments


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//...

Template.postItem.events({

'click .upvote': function(e) {

e.preventDefault();

Meteor.call('upvote', this._id);}

});

lib/collections/posts.js


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$inc

disabled

//...


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Template.postItem.helpers({

ownPost: function() {

//...

},

domain: function() {//...

},

upvotedClass: function() {

varuserId =Meteor.userId();

if(userId && !_.include(this.upvoters, userId)) {

return'btn-primary upvotable';

} else{

return'disabled';

}

}

});

Template.postItem.events({

'click .upvotable': function(e) {

e.preventDefault();

Meteor.call('upvote', this._id);

}

});

.upvote .upvotable


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//...

{{pluralize votes "Vote"}},

submitted by {{author}},

{{pluralize commentsCount "comment"

{{#if ownPost}}Edit{{/if}}

//...


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//...

Meteor.methods({

post: function(postAttributes) {

//...},

upvote: function(postId) {

check(this.userId,String);

check(postId,String);

varaffected =Posts.update({

_id: postId,

upvoters: {$ne: this.userId}

}, {

$addToSet: {upvoters: this.userId},

$inc: {votes:1}

});

if(!affected)

throw newMeteor.Error('invalid',"You weren't able to upvote t

}

});

//...

id

id


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home newPosts NewPostsListController

{submitted: -1} PostsListController

this.sort NewPostsListController

BestPostsListController


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//...

PostsListController =RouteController.extend({

template:'postsList',

increment:5,postsLimit: function() {

returnparseInt(this.params.postsLimit) || this.increment;

},

findOptions: function() {

return{sort: this.sort,limit: this.postsLimit()};

},

subscriptions: function() {

this.postsSub =Meteor.subscribe('posts', this.findOptions());

},

posts: function() {

returnPosts.find({}, this.findOptions());

},

data: function() {

varhasMore = this.posts().count() === this.postsLimit();

return{

posts: this.posts(),

ready: this.postsSub.ready,

nextPath: hasMore ? this.nextPath() : null

};

}

});

NewPostsController =PostsListController.extend({

sort: {submitted: -1,_id: -1},

nextPath: function() {

returnRouter.routes.newPosts.path({postsLimit: this.postsLimit()

}});

BestPostsController =PostsListController.extend({

sort: {votes: -1,submitted: -1,_id: -1},

nextPath: function() {

returnRouter.routes.bestPosts.path({postsLimit: this.postsLimit()

}

});


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loginButtons}}


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'click .delete': function(e) {

e.preventDefault();

if (confirm("Delete this post?")) {

var currentPostId = this._id;

Posts.remove(currentPostId);

Router.go('home');

}

}


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loginButtons}}


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Template.header.helpers({

activeRouteClass: function(/* route names */) {

varargs =Array.prototype.slice.call(arguments,0);args.pop();

varactive =_.any(args, function(name) {

returnRouter.current() &&Router.current().route.getName() ===

});

returnactive &&'active';

}

});


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Voting in Discover Meteor Vietnamese Version

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