refactor(es modules): dissolve general.js

src/scripts/speaker.ts

@@ -0,0 +1,22 @@
+import {getInputNumber} from "utils/nodeUtils";
+
+export function assignSpeakerBehavior() {
+  Array.from(document.getElementsByClassName("speaker")).forEach($speaker => {
+    const $sibling = $speaker.previousElementSibling;
+    $speaker.addEventListener("click", () => {
+      if ($sibling instanceof HTMLInputElement) {
+        speak($sibling.value);
+      }
+    });
+  });
+}
+
+function speak(str: string) {
+  const speaker = new SpeechSynthesisUtterance(str);
+  const voices = speechSynthesis.getVoices();
+  if (voices.length) {
+    const voiceId = getInputNumber("speakerVoice");
+    speaker.voice = voices[voiceId];
+  }
+  speechSynthesis.speak(speaker);
+}