Massive refactor (#165)

src/types/action.ts

@@ -0,0 +1,17 @@
+export enum Action {
+  DEPLOY = "deploy",
+  PROMOTE = "promote",
+  REJECT = "reject",
+}
+
+/**
+ * Converts a string to the Action enum
+ * @param str The action type (case insensitive)
+ * @returns The Action enum or undefined if it can't be parsed
+ */
+export const parseAction = (str: string): Action | undefined =>
+  Action[
+    Object.keys(Action).filter(
+      (k) => Action[k].toString().toLowerCase() === str.toLowerCase()
+    )[0] as keyof typeof Action
+  ];