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Using Bergamot Translator in JavaScript

All the instructions below are meant to run from the current directory.

Using JS APIs

Please refer to the file test_page/js/worker.js that demonstrates how to use the bergamot translator in JavaScript via a <script> tag.

Demo

Download bergamot model files required for translation

Use following instructions to download model files (make sure that git-lfs is installed and initialized before running these instructions):

cd test_page
git clone --depth 1 --branch main --single-branch https://github.com/mozilla/firefox-translations-models/
mkdir models
cp -rf firefox-translations-models/registry.json models
cp -rf firefox-translations-models/models/prod/* models
cp -rf firefox-translations-models/models/dev/* models
gunzip models/*/*

Start the test webserver (ensure you have the latest nodejs installed)
```
cd test_page
bash start_server.sh ../../build-wasm
```
Provide the folder containing the wasm artifacts as the first argument of start_server.sh script (../../build-wasm in this case).

Open any of the browsers below

Firefox Nightly +87: make sure the following prefs are on (about:config)

dom.postMessage.sharedArrayBuffer.bypassCOOP_COEP.insecure.enabled = true
javascript.options.wasm_simd = true
javascript.options.wasm_simd_wormhole = true

Chrome Canary +90: start with the following argument
```
--js-flags="--experimental-wasm-simd"
```

Browse to the following page:
```
http://localhost:80
```
Perform translations:
- Choose the source and target languages using From and To dropdowns.
- Type a sentence to be translated in the From textbox.
- See the result in the To textbox.