relax-gm

gm wrapper for @ampatspell/relax

Usage

var Sofa = require('@ampatspell/sofa');
var GM = require('@ampatspell/sofa-gm');

var sofa = new Sofa();
var gm = new GM();

sofa.register('image', function() {
  this.props({
    attachments: this.attachments('image_attachments'),
    attachmentsInfo: this.attr(undefined, {serialize:false}),
  });
});

var session = sofa.session(...);

var image = session.model('image', {id: 'one'});

var file = {
  content_type: 'image/jpeg'
  file: '/tmp/image.jpeg', // or Buffer
};

return gm.attach(image, file, [
  ['1024x1024', 1024, 1024, '>'],
  ['x400',      null, 400,  '>'],
  ['x200',      null, 200,  '>']  
]).then(function(image) {
  return image.save();
});

Saved document:

{
  "_id": "one",
  "_rev": "1-ec7883c7b29e142cf9f260cf63bf8ece",
  "type": "image",
  "attachments_info": {
    "original": { "width": 1024, "height": 677 },
    "1024x1024": { "width": 1024, "height": 677 },
    "x400": { "width": 605, "height": 400 },
    "x200": { "width": 303, "height": 200 }
  },
  "_attachments": {
    "original": { "content_type": "image/jpeg", "length": 405026 },
    "1024x1024": { "content_type": "image/jpeg", "length": 109260 },
    "x400": { "content_type": "image/jpeg", "length": 61333 },
    "x200": { "content_type": "image/jpeg", "length": 40771 }
  }
}