src/scripts/deleteChargingStations.cjs

   1 const fs = require('node:fs')
   2
   3 const { MongoClient } = require('mongodb')
   4
   5 // This script deletes charging stations
   6 // Filter charging stations by id pattern
   7
   8 // Use Case: e-mobility-charging-stations-simulator creates thousands of charging stations, which are not longer needed.
   9 // Delete these charging stations all at once
  10
  11 // Config
  12 const config = JSON.parse(fs.readFileSync('scriptConfig.json', 'utf8'))
  13
  14 // Mongo Connection and Query
  15 if (config?.mongoConnectionString) {
  16   // eslint-disable-next-line n/handle-callback-err
  17   MongoClient.connect(config.mongoConnectionString, async function (_err, client) {
  18     const db = client.db()
  19
  20     for await (const tenantID of config.tenantIDs) {
  21       const response = await db
  22         .collection(`${tenantID}.chargingstations`)
  23         .deleteMany({ _id: { $regex: config.idPattern } })
  24       console.info(
  25         response.deletedCount,
  26         `Charging Stations with id = %${config.idPattern}% deleted. TenantID =`,
  27         tenantID
  28       )
  29     }
  30     client.close()
  31   })
  32 }