feat: emoji合成

utils/emoj/index.js

@@ -0,0 +1,20 @@
+import { Config } from '../config.js'
+
+function googleRequestUrlEmojiFilename (combo) {
+  return `${googleRequestUrlEmojiPart(
+      combo.leftEmoji
+  )}_${googleRequestUrlEmojiPart(combo.rightEmoji)}.png`
+}
+
+function googleRequestUrlEmojiPart (emoji) {
+  return emoji
+    .split('-')
+    .map((part) => `u${part.toLowerCase()}`)
+    .join('-')
+}
+
+export function googleRequestUrl (combo) {
+  return `${Config.emojiBaseURL}/${combo.date}/${googleRequestUrlEmojiPart(
+      combo.leftEmoji
+  )}/${googleRequestUrlEmojiFilename(combo)}`
+}