Scripts October 2018 (#10741)

* chore(scripts): BTS Challenge archive and username email jobbing

* refactor(migration): use batching and sendTxn

* fix(script): introduce delay for batching

* fix(migration): correct import, fix delay promise, slower batching

* fix(migration): add daterange

* WIP(script): deletion helper for GDPR

* fix(script): address code comments

* refactor(script): use for loop

* fix(script-runner): bad catch syntax

* fix(script-runner): oops I did it again

* fix(lint): name functions

database_reports/20181001_backtoschool_challenge.js

@@ -0,0 +1,48 @@
+import monk from 'monk';
+import nconf from 'nconf';
+
+/*
+ * Output data on users who completed all the To-Do tasks in the 2018 Back-to-School Challenge.
+ * User ID,Profile Name
+ */
+const CONNECTION_STRING = nconf.get('MIGRATION_CONNECT_STRING');
+const CHALLENGE_ID = '0acb1d56-1660-41a4-af80-9259f080b62b';
+
+let dbUsers = monk(CONNECTION_STRING).get('users', { castIds: false });
+let dbTasks = monk(CONNECTION_STRING).get('tasks', { castIds: false });
+
+function usersReport() {
+  console.info('User ID,Profile Name');
+  let userCount = 0;
+
+  dbUsers.find(
+    {challenges: CHALLENGE_ID},
+    {fields:
+      {_id: 1, 'profile.name': 1}
+    },
+  ).each((user, {close, pause, resume}) => {
+    pause();
+    userCount++;
+    let completedTodos = 0;
+    return dbTasks.find(
+      {
+        userId: user._id,
+        'challenge.id': CHALLENGE_ID,
+        type: 'todo',
+      },
+      {fields: {completed: 1}}
+    ).each((task) => {
+      if (task.completed) completedTodos++;
+    }).then(() => {
+      if (completedTodos >= 7) {
+        console.info(`${user._id},${user.profile.name}`);
+      }
+      resume();
+    });
+  }).then(() => {
+    console.info(`${userCount} users reviewed`);
+    return process.exit(0);
+  });
+}
+
+module.exports = usersReport;