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34 lines
816 B
CoffeeScript
34 lines
816 B
CoffeeScript
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_ = require('lodash')
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PubNub = require('pubnub')
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resin = require('../resin')
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LOGS_HISTORY_COUNT = 200
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exports.logs = (uuid) ->
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resin.models.device.getAll (error, devices) ->
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resin.errors.handle(error) if error?
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uuidExists = _.findWhere(devices, { uuid })?
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if not uuidExists
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return resin.errors.handle(new Error('Invalid UUID'))
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# PubNub needs to be initialised after logs
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# action was called, otherwise it prevents
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# all other actions from exiting on completion
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pubnub = PubNub.init(resin.config.pubnub)
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channel = "device-#{uuid}-logs"
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printLogs = (logs) ->
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logs = logs[0] if _.isArray(logs)
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resin.log.array(logs, resin.log.out)
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pubnub.history
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count: LOGS_HISTORY_COUNT
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channel: channel
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callback: printLogs
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pubnub.subscribe
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channel: channel
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callback: printLogs
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