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131 changes: 11 additions & 120 deletions assets/javascripts/discourse/initializers/extend-for-translate-button.js
Original file line number Diff line number Diff line change
@@ -1,8 +1,4 @@
import { ajax } from "discourse/lib/ajax";
import { popupAjaxError } from "discourse/lib/ajax-error";
import { withSilencedDeprecations } from "discourse/lib/deprecated";
import { withPluginApi } from "discourse/lib/plugin-api";
import { i18n } from "discourse-i18n";
import LanguageSwitcher from "../components/language-switcher";
import ToggleTranslationButton from "../components/post-menu/toggle-translation-button";
import ShowOriginalContent from "../components/show-original-content";
Expand Down Expand Up @@ -38,130 +34,25 @@ function initializeTranslation(api) {
customizePostMenu(api);
}

function customizePostMenu(api, container) {
const transformerRegistered = api.registerValueTransformer(
function customizePostMenu(api) {
api.registerValueTransformer(
"post-menu-buttons",
({ value: dag, context: { firstButtonKey } }) => {
dag.add("translate", ToggleTranslationButton, { before: firstButtonKey });
}
);

if (transformerRegistered) {
// the plugin outlet is not updated when the post instance is modified unless we register the new properties as
// tracked
api.addTrackedPostProperties(
"detectedLang",
"isTranslating",
"isTranslated",
"translatedText",
"translatedTitle"
);

api.renderBeforeWrapperOutlet("post-menu", TranslatedPost);
}

const silencedKey =
transformerRegistered && "discourse.post-menu-widget-overrides";

withSilencedDeprecations(silencedKey, () =>
customizeWidgetPostMenu(api, container)
);
}

function customizeWidgetPostMenu(api) {
api.includePostAttributes(
"can_translate",
"translated_text",
"detected_lang",
"translated_title"
// the plugin outlet is not updated when the post instance is modified unless we register the new properties as
// tracked
api.addTrackedPostProperties(
"detectedLang",
"isTranslating",
"isTranslated",
"translatedText",
"translatedTitle"
);

const siteSettings = api.container.lookup("service:site-settings");
api.decorateWidget("post-menu:before", (dec) => {
if (!dec.state.isTranslated) {
return;
}

if (dec.state.isTranslating) {
return dec.h("div.spinner.small");
}

const language = dec.attrs.detected_lang;
const translator = siteSettings.translator_provider;

let titleElements = [];

if (dec.attrs.translated_title) {
titleElements = [
dec.h("div.topic-attribution", dec.attrs.translated_title),
];
}

return dec.h("div.post-translation", [
dec.h("hr"),
...titleElements,
dec.h(
"div.post-attribution",
i18n("translator.translated_from", { language, translator })
),
dec.cooked(dec.attrs.translated_text),
]);
});

api.attachWidgetAction("post-menu", "translate", function () {
const state = this.state;
state.isTranslated = true;
state.isTranslating = true;
this.scheduleRerender();

const post = this.findAncestorModel();

if (post) {
return ajax("/translator/translate", {
type: "POST",
data: { post_id: post.get("id") },
})
.then(function (res) {
post.setProperties({
translated_text: res.translation,
detected_lang: res.detected_lang,
translated_title: res.title_translation,
});
})
.catch((error) => {
popupAjaxError(error);
state.isTranslating = false;
state.isTranslated = false;
})
.finally(() => (state.isTranslating = false));
}
});

api.attachWidgetAction("post-menu", "hideTranslation", function () {
this.state.isTranslated = false;
const post = this.findAncestorModel();
if (post) {
post.set("translated_text", "");
}
});

api.addPostMenuButton("translate", (attrs, state) => {
if (!attrs.can_translate) {
return;
}

const [action, title] = !state.isTranslated
? ["translate", "translator.view_translation"]
: ["hideTranslation", "translator.hide_translation"];

return {
action,
title,
icon: "globe",
position: "first",
className: state.isTranslated ? "translated" : null,
};
});
api.renderBeforeWrapperOutlet("post-menu", TranslatedPost);
}

export default {
Expand Down
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