Remove emoji annotations code for unused languages from final build

build/emojis_plugin.js

@@ -0,0 +1,64 @@
+import { resolve } from 'node:path'
+import { access } from 'node:fs/promises'
+import { languages, langCodeToCldrName } from '../src/i18n/languages.js'
+
+const annotationsImportPrefix = '@kazvmoe-infra/unicode-emoji-json/annotations/'
+const specialAnnotationsLocale = {
+  ja_easy: 'ja'
+}
+
+const internalToAnnotationsLocale = (internal) => specialAnnotationsLocale[internal] || internal
+
+// This gets all the annotations that are accessible (whose language
+// can be chosen in the settings). Data for other languages are
+// discarded because there is no way for it to be fetched.
+const getAllAccessibleAnnotations = async (projectRoot) => {
+  const imports = (await Promise.all(
+    languages
+      .map(async lang => {
+        const destLang = internalToAnnotationsLocale(lang)
+        const importModule = `${annotationsImportPrefix}${destLang}.json`
+        const importFile = resolve(projectRoot, 'node_modules', importModule)
+        try {
+          await access(importFile)
+          return `'${lang}': () => import('${importModule}')`
+        } catch (e) {
+          return
+        }
+      })))
+        .filter(k => k)
+        .join(',\n')
+
+  return `
+export const annotationsLoader = {
+  ${imports}
+}
+`
+}
+
+const emojiAnnotationsId = 'virtual:pleroma-fe/emoji-annotations'
+const emojiAnnotationsIdResolved = '\0' + emojiAnnotationsId
+
+const emojisPlugin = () => {
+  let projectRoot
+  return {
+    name: 'emojis-plugin',
+    configResolved (conf) {
+      projectRoot = conf.root
+    },
+    resolveId (id) {
+      if (id === emojiAnnotationsId) {
+        return emojiAnnotationsIdResolved
+      }
+      return null
+    },
+    async load (id) {
+      if (id === emojiAnnotationsIdResolved) {
+        return await getAllAccessibleAnnotations(projectRoot)
+      }
+      return null
+    }
+  }
+}
+
+export default emojisPlugin