https://github.com/postor/express-realtime-mongo

https://github.com/postor/express-realtime-mongo

Last synced: 3 months ago
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• Host: GitHub
• URL: https://github.com/postor/express-realtime-mongo
• Owner: postor
• Created: 2020-11-20T01:48:07.000Z (over 4 years ago)
• Default Branch: main
• Last Pushed: 2020-11-24T06:39:29.000Z (over 4 years ago)
• Last Synced: 2025-01-25T18:10:26.504Z (5 months ago)
• Language: JavaScript
• Size: 44.9 KB
• Stars: 0
• Watchers: 3
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# express-realtime-mongo

## usage

get router

```

const getRouter = require('express-realtime-mongo/lib/get-route')

let router = getRouter(col, async channel => {

    let rtn = await col

      .find({ channel })

      .sort({ created: -1 })

      .limit(10)

      .toArray()

    return rtn.reverse()

  }, {

    getKey: req => req.query.channel,

    needUpdate: ({ fullDocument: { channel } }, key) => channel === key,

    // mode: modes.ReloadAll

  })

```

use router in express

```

const server = express()

server.use('/realtimedb', router)

```

use in browser

```

const Client = require('express-realtime-mongo/lib/Client')

let client = new Client('/realtimedb')

client.on('change',data=>console.log(data))

```