It works, thank you so much Chris.
On Tue, Feb 23, 2016 at 11:09 PM, Christopher Mina <
christopher.m...@gmail.com> wrote:
> You would simply just call save and then cb().
>
>
> *async.each(contents, function(content, cb) { content.save(**);*
> * cb();*
>
>
> *}, function(errors) { res.status.(200).. ///OK});*
>
>
> On Tuesday, February 23, 2016, Duy Nguyen <nguyenhd2...@gmail.com> wrote:
>
>> Thanks Christopher and Emanuele.
>>
>> I do not want to call cb after saving, mean that I just want to loop via
>> list of contents, then save them, thats all.
>>
>>
>> *async.each(contents, function(content, cb) {
>> content.save(function(err, resp) {*
>> * /*DO NOT NEE TO CALL cb HERE*/ cb(err); //lets hope err is
>> null, but if it's not null, the err will get propagated through to the
>> final "errors" param below.*
>>
>>
>>
>> * });}, function(errors) { res.status.(200).. ///OK});*
>>
>> Is it possible to apply async without cb param?
>>
>>
>>
>> On Tue, Feb 23, 2016 at 1:44 PM, Christopher Mina <
>> christopher.m...@gmail.com> wrote:
>>
>>> To be clear about Emanuele's response, the async API should look like
>>> this.
>>>
>>> async.each(contents, function(content, cb) {
>>> content.save(function(err, resp) {
>>> cb(err); //lets hope err is null, but if it's not null, the err
>>> will get propagated through to the final "errors" param below.
>>> });
>>> }, function(errors) {
>>> res.status.(200).. ///OK
>>> });
>>>
>>>
>>> -Chris
>>>
>>> On Monday, February 22, 2016 at 10:01:38 AM UTC-7, Emanuele DelBono
>>> wrote:
>>>>
>>>> Probably you are using async.js in a wrong way. Do you call the "done
>>>> callback" on after every save of the chest? The callback for async.each
>>>> received 2 parameters, the item and the done callback.
>>>>
>>>>
>>>> On Mon, Feb 22, 2016 at 3:55 AM, Duy Nguyen <nguyen...@gmail.com>
>>>> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> I want to my code work as below:
>>>>> 1. save Chest object to db
>>>>> 2. Then save all contents belong to this chest to db (have logic to
>>>>> add new filed to content before saving)
>>>>> 3. Then return response with chest + new contents info
>>>>>
>>>>> But the real code does not work as I expected, the code is:
>>>>>
>>>>> chestApi = createChestWithContents{
>>>>>> var chest = req.body;
>>>>>> var contents = req.body.contents;
>>>>>> chest.save(function(err, chest) {
>>>>>> async.each(contents, function(content) {
>>>>>> content.save()....
>>>>>> }, function(done) {
>>>>>> return res.status.(200).. ///OK
>>>>>> });
>>>>>> });
>>>>>> }
>>>>>
>>>>>
>>>>> When I use postman to test, the method end up without any response
>>>>> returned due to asynchronous methods(even when I used async to wait till
>>>>> the loop finish), cannot figure out how to do those stuff synchronously.
>>>>> --
>>>>> Nguyen Hai Duy
>>>>> Mobile : 0914 72 1900
>>>>> Skype: nguyenhd2107
>>>>>
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>>>>
>>>>
>>>>
>>>> --
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>>>> http://ema.codiceplastico.com <http://blog.codiceplastico.com/ema>
>>>>
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>>
>>
>>
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>> Nguyen Hai Duy
>> Mobile : 0914 72 1900
>> Skype: nguyenhd2107
>>
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>
> --
> Christopher Mina
>
> Live Healthy. Work Hard. Be Kind. Gain Success.
>
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Skype: nguyenhd2107
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