chore: split out helpers

src/utils/grammar.js

@@ -0,0 +1,23 @@
+const titleCaseExceptions = require('./../_data/json/title-case-exceptions.json')
+
+module.exports = {
+  /**
+   * Accepts a string that is then transformed to title case and returned.
+   *
+   * @name titleCase
+   * @param {string} string
+   * @returns {string}
+   */
+  titleCase: (string) => {
+    if (!string) return ''
+    return string
+      .toLowerCase()
+      .split(' ')
+      .map((word, i) => {
+        return titleCaseExceptions.exceptions.includes(word) && i !== 0
+          ? word
+          : word.charAt(0).toUpperCase().concat(word.substring(1))
+      })
+      .join(' ')
+  },
+}

src/utils/media.js

@@ -0,0 +1,32 @@
+const artistAliases = require('../_data/json/artist-aliases.json')
+
+module.exports = {
+  /**
+   * Accepts a string representing an artist name, checks to see if said artist name
+   * exists in an artist alias group of shape string[]. If so, replaces the provided
+   * artist name with the canonical artist name.
+   *
+   * @name aliasArtist
+   * @param {string} artist
+   * @returns {string}
+   */
+  aliasArtist: (artist) => {
+    const aliased = artistAliases.aliases.find((alias) => alias.aliases.includes(artist))
+    if (aliased) artist = aliased.artist
+    return artist
+  },
+
+  /**
+   * Accepts a media name represented as a string (album or song name) and replaces
+   * matches in the `denyList` with an empty string before returning the result.
+   *
+   * @name sanitizeMedia
+   * @param {string} media
+   * @returns {string}
+   */
+  sanitizeMedia: (media) => {
+    const denyList =
+      /-\s*(?:single|ep)\s*|(\[|\()(Deluxe Edition|Special Edition|Remastered|Full Dynamic Range Edition|Anniversary Edition)(\]|\))/gi
+    return media.replace(denyList, '').trim()
+  },
+}