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Ember Fastboot Shoebox Mixin
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// app/mixins/shoebox.js | |
import Ember from 'ember'; | |
import fetch from 'fetch'; | |
const { | |
Mixin, | |
RSVP: {Promise}, | |
inject: {service} | |
} = Ember; | |
function generateFakeResponse(obj) { | |
return Promise.resolve({ | |
status: obj.status, | |
json: function() { return Promise.resolve(obj.json); } | |
}); | |
} | |
export default Mixin.create({ | |
fastboot: service(), | |
shoebox: service(), | |
fetch(...args) { | |
let requestToken = this.get('shoebox').tokenizeAjaxRequest(...args); | |
if(this.get('fastboot.isFastBoot')) { | |
return fetch(...arguments) | |
.then(resp => resp.json()) | |
.then(json => { | |
let serialized = { | |
status: resp.status, | |
json: json | |
} | |
this.get('shoebox').pushResponse(requestToken, serialized); | |
return generateFakeResponse(serialized); | |
}); | |
} | |
let cachedResponse = this.get('shoebox').popResponse(requestToken); | |
if(cachedResponse) return generateFakeResponse(cachedResponse); | |
return fetch(...arguments); | |
} | |
}); | |
// app/services/shoebox.js | |
import Ember from 'ember'; | |
import md5 from 'npm:blueimp-md5'; | |
const { | |
Service, | |
inject: {service}, | |
$ | |
} = Ember; | |
export default Service.extend({ | |
fastboot: service(), | |
pushResponse(requestToken, response) { | |
this.get('fastboot.shoebox').put( | |
requestToken, | |
JSON.stringify(response) | |
) | |
return response | |
}, | |
popResponse(requestToken) { | |
let response = this.get('fastboot.shoebox').retrieve(requestToken); | |
this.eraseResponse(requestToken); | |
return response ? JSON.parse(response) : response; | |
}, | |
eraseResponse(requestToken) { | |
$(`#shoebox-${requestToken}`).remove(); | |
this.set(`fastboot.shoebox.${requestToken}`, undefined); | |
}, | |
tokenizeAjaxRequest(url, options = {}) { | |
return md5(`${url}---${JSON.stringify(options)}`) | |
.replace(/\+/g, '-').replace(/\//g, '_').replace(/\=+$/, ''); | |
} | |
}) |
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