Cleaned up entrypoint.

src/archives/getArchivePostIds.js

@@ -0,0 +1,19 @@
+'use strict';
+
+const config = require('config');
+
+const archives = require('./archives.js');
+
+function getArchivePostIds(username, exclude) {
+    console.log('Searching archives for posts...');
+
+    return Promise.all(config.fetch.archives.reddit.map(source => archives[source](username))).then(postIds => postIds.flatten()).then(postIds => {
+        return exclude ? postIds.filter(postId => !exclude.includes(postId)) : postIds;
+    }).then(postIds => {
+        console.log(`Found ${postIds.length} unique archived posts`);
+
+        return postIds;
+    });
+};
+
+module.exports = getArchivePostIds;