src/scripts/deleteChargingStations.cjs

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