71 lines
1.7 KiB
JavaScript
71 lines
1.7 KiB
JavaScript
(function() {
|
|
function errorHandler(error, callback) {
|
|
if (error) {
|
|
callback && callback(error);
|
|
throw error;
|
|
}
|
|
}
|
|
|
|
function pageview(_AV ,options) {
|
|
var AV = _AV;
|
|
var appId, appKey, appClass;
|
|
appId = options.appId;
|
|
appKey = options.appKey;
|
|
appClass = options.appClass;
|
|
AV.init({
|
|
appId: appId,
|
|
appKey: appKey
|
|
});
|
|
return {
|
|
get: get,
|
|
increase: increase
|
|
};
|
|
|
|
function searchKey(key) {
|
|
var query = new AV.Query(appClass);
|
|
query.equalTo('key', key);
|
|
return query.first();
|
|
}
|
|
|
|
function insert(key, title) {
|
|
var Blog = AV.Object.extend(appClass);
|
|
var blog = new Blog();
|
|
blog.set('title', title);
|
|
blog.set('key', key);
|
|
blog.set('views', 0);
|
|
return blog.save();
|
|
}
|
|
|
|
function increment(result) {
|
|
result.increment('views', 1);
|
|
return result.save(null, {
|
|
fetchWhenSave: true
|
|
});
|
|
}
|
|
|
|
function get(key, callback) {
|
|
searchKey(key).then(function(result) {
|
|
if (result) {
|
|
callback && callback(result.attributes.views);
|
|
}
|
|
}, errorHandler);
|
|
}
|
|
|
|
function increase(key, title, callback) {
|
|
searchKey(key).then(function(result) {
|
|
if (result) {
|
|
increment(result).then(function(result) {
|
|
callback && callback(result.attributes.views);
|
|
});
|
|
} else {
|
|
insert(key, title).then(function(result) {
|
|
increment(result).then(function(result) {
|
|
callback && callback(result.attributes.views);
|
|
});
|
|
}, errorHandler);
|
|
}
|
|
}, errorHandler);
|
|
}
|
|
}
|
|
window.pageview = pageview;
|
|
})(); |