From 89903b4bbec987a57a8d1cd53bb5d1b24e82bdec Mon Sep 17 00:00:00 2001
From: Gustavo Maronato <gustavo@maronato.dev>
Date: Tue, 29 Dec 2020 02:08:10 -0300
Subject: [PATCH] feat: Compress avatar images before upload (#1751)

* compress avatar images before upload

* move compressImage to dedicated file

* Update ImageUpload.js
---
 app/scenes/Settings/components/ImageUpload.js |  7 ++++++-
 app/utils/compressImage.js                    | 17 +++++++++++++++++
 package.json                                  |  1 +
 yarn.lock                                     | 18 ++++++++++++++++++
 4 files changed, 42 insertions(+), 1 deletion(-)
 create mode 100644 app/utils/compressImage.js

diff --git a/app/scenes/Settings/components/ImageUpload.js b/app/scenes/Settings/components/ImageUpload.js
index 5f824bbb..c4d39971 100644
--- a/app/scenes/Settings/components/ImageUpload.js
+++ b/app/scenes/Settings/components/ImageUpload.js
@@ -10,6 +10,7 @@ import Button from "components/Button";
 import Flex from "components/Flex";
 import LoadingIndicator from "components/LoadingIndicator";
 import Modal from "components/Modal";
+import { compressImage } from "utils/compressImage";
 import { uploadFile, dataUrlToBlob } from "utils/uploadFile";
 
 const EMPTY_OBJECT = {};
@@ -53,7 +54,11 @@ class ImageUpload extends React.Component<Props> {
     const canvas = this.avatarEditorRef.getImage();
     const imageBlob = dataUrlToBlob(canvas.toDataURL());
     try {
-      const attachment = await uploadFile(imageBlob, {
+      const compressed = await compressImage(imageBlob, {
+        maxHeight: 512,
+        maxWidth: 512,
+      });
+      const attachment = await uploadFile(compressed, {
         name: this.file.name,
         public: true,
       });
diff --git a/app/utils/compressImage.js b/app/utils/compressImage.js
new file mode 100644
index 00000000..cc363a46
--- /dev/null
+++ b/app/utils/compressImage.js
@@ -0,0 +1,17 @@
+// @flow
+import Compressor from "compressorjs";
+
+type Options = Omit<Compressor.Options, "success" | "error">;
+
+export const compressImage = async (
+  file: File | Blob,
+  options?: Options
+): Promise<Blob> => {
+  return new Promise((resolve, reject) => {
+    new Compressor(file, {
+      ...options,
+      success: resolve,
+      error: reject,
+    });
+  });
+};
diff --git a/package.json b/package.json
index 7d0c7513..450ee6e9 100644
--- a/package.json
+++ b/package.json
@@ -80,6 +80,7 @@
     "boundless-popover": "^1.0.4",
     "bull": "^3.5.2",
     "cancan": "3.1.0",
+    "compressorjs": "^1.0.7",
     "copy-to-clipboard": "^3.0.6",
     "core-js": "2",
     "date-fns": "1.29.0",
diff --git a/yarn.lock b/yarn.lock
index 52397eef..539012a3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2589,6 +2589,11 @@ bluebird@~3.4.0, bluebird@~3.4.1:
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.4.7.tgz#f72d760be09b7f76d08ed8fae98b289a8d05fab3"
   integrity sha1-9y12C+Cbf3bQjtj66Ysomo0F+rM=
 
+blueimp-canvas-to-blob@^3.28.0:
+  version "3.28.0"
+  resolved "https://registry.yarnpkg.com/blueimp-canvas-to-blob/-/blueimp-canvas-to-blob-3.28.0.tgz#c8ab4dc6bb08774a7f273798cdf94b0776adf6c8"
+  integrity sha512-5q+YHzgGsuHQ01iouGgJaPJXod2AzTxJXmVv90PpGrRxU7G7IqgPqWXz+PBmt3520jKKi6irWbNV87DicEa7wg==
+
 bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.4.0:
   version "4.11.9"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.9.tgz#26d556829458f9d1e81fc48952493d0ba3507828"
@@ -3470,6 +3475,14 @@ compressible@^2.0.0:
   dependencies:
     mime-db ">= 1.43.0 < 2"
 
+compressorjs@^1.0.7:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/compressorjs/-/compressorjs-1.0.7.tgz#67cd0b3b9ac97540515b22b334dc32eb92b730b1"
+  integrity sha512-ca+H8CGrn0LG103//VQmXBbNdvzvHiW26LGdWncp4RmLNbNQjaaFWIUxMN9++hbhGobLtofkHoxzzXGisNyD3w==
+  dependencies:
+    blueimp-canvas-to-blob "^3.28.0"
+    is-blob "^2.1.0"
+
 compute-scroll-into-view@^1.0.16:
   version "1.0.16"
   resolved "https://registry.yarnpkg.com/compute-scroll-into-view/-/compute-scroll-into-view-1.0.16.tgz#5b7bf4f7127ea2c19b750353d7ce6776a90ee088"
@@ -6275,6 +6288,11 @@ is-binary-path@~2.1.0:
   dependencies:
     binary-extensions "^2.0.0"
 
+is-blob@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/is-blob/-/is-blob-2.1.0.tgz#e36cd82c90653f1e1b930f11baf9c64216a05385"
+  integrity sha512-SZ/fTft5eUhQM6oF/ZaASFDEdbFVe89Imltn9uZr03wdKMcWNVYSMjQPFtg05QuNkt5l5c135ElvXEQG0rk4tw==
+
 is-buffer@^1.1.5, is-buffer@~1.1.6:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"