refactor: move analytics into services directory

services/analytics/src/controllers/commands.ts

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+import type { Request, Response } from 'express'
+import Pagination from '../models/pagination'
+import { errorCommands } from '../models/commands'
+
+export async function commandListController(
+  req: Request,
+  res: Response
+): Promise<void> {
+  const { nextKey, order } = req.query as { nextKey?: string; order: string }
+  const itemsPerPage = 100
+
+  try {
+    const pagination = new Pagination(order, itemsPerPage, nextKey)
+    const payload = await errorCommands(pagination)
+    const newNextKey = payload[payload.length - 1]?._id
+
+    res.render('commands', {
+      errorCommands: payload,
+      nextKey: newNextKey,
+      order: pagination.getOrder(),
+    })
+  } catch (error) {
+    console.error(error)
+    res.status(500).send('Error fetching data')
+  }
+}

services/analytics/src/controllers/index.ts

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+import { Request, Response } from 'express'
+import { userCount } from '../models/users'
+import { questList } from '../models/quests'
+
+export async function homeController(req: Request, res: Response) {
+  const quests = await questList()
+  const [totalQuests, totalCompleted] = quests.reduce(
+    ([total, completed], quest) => [
+      total + quest.started,
+      completed + quest.completed,
+    ],
+    [0, 0]
+  )
+
+  const payload = {
+    title: 'Linux Odyssey Admin',
+    userCount: await userCount(),
+    totalQuests,
+    totalCompleted,
+    completedRate: Math.round((totalCompleted / totalQuests) * 10000) / 100,
+  }
+  res.render('home', payload)
+}

services/analytics/src/controllers/quests.ts

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+import { Request, Response } from 'express'
+import { questList } from '../models/quests'
+
+export async function questListController(req: Request, res: Response) {
+  const quests = await questList()
+  quests.forEach((quest) => {
+    quest.failed = quest.started - quest.completed
+  })
+  res.render('quests', { quests })
+}

services/analytics/src/controllers/sessions.ts

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+import { Request, Response } from 'express'
+import Pagination from '../models/pagination'
+import { sessionList, sessionDetail } from '../models/sessions'
+
+export async function sessionListController(req: Request, res: Response) {
+  const { nextKey, order } = req.query as { nextKey: string; order: string }
+  const itemsPerPage = 50
+
+  try {
+    const pagination = new Pagination(order, itemsPerPage, nextKey)
+    const sessions = await sessionList(pagination)
+    const newNextKey = sessions[sessions.length - 1]?._id
+
+    res.render('sessions', {
+      sessions,
+      nextKey: newNextKey,
+      order: pagination.getOrder(),
+    })
+  } catch (error) {
+    console.log(error)
+    res.status(500).send('Error fetching session data')
+  }
+}
+
+export async function sessionDetailController(req: Request, res: Response) {
+  const { id } = req.params
+  const session = await sessionDetail(id)
+  res.render('sessionDetail', { session })
+}

services/analytics/src/controllers/users.ts

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+import { Request, Response } from 'express'
+import mongoose from 'mongoose'
+import Pagination from '../models/pagination'
+import { userList, userDetail, idToUser } from '../models/users'
+
+export async function userListController(req: Request, res: Response) {
+  const { nextKey, order } = req.query as { nextKey: string; order: string }
+  const itemsPerPage = 50
+
+  try {
+    const pagination = new Pagination(order, itemsPerPage, nextKey)
+    const users = await userList(pagination)
+    const newNextKey = users[users.length - 1]?._id
+
+    res.render('users', {
+      users,
+      nextKey: newNextKey,
+      order: pagination.getOrder(),
+    })
+  } catch (error) {
+    console.error(error)
+    res.status(500).send('Error fetching user data')
+  }
+}
+
+export async function userDetailController(req: Request, res: Response) {
+  const id = new mongoose.Types.ObjectId(req.params.id)
+  const sessions = await userDetail(id)
+  try {
+    const user = await idToUser(id)
+    res.render('usersDetail', { sessions, user })
+  } catch (error) {
+    console.error(error)
+    res.status(500).send('Error fetching user data')
+  }
+}