57 lines
1.8 KiB
Ruby
57 lines
1.8 KiB
Ruby
# A device will emit logs when events occur on the Raspberry Pi. Logs are then
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# read by clients. Logs are only created by devices.
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class Log < ApplicationRecord
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# We use log.type to store the log's type.
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# Rails wants to use that name for single table inheritence, which we don't
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# need for this table.
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# Setting the `inheritence_column` to "none" alleviate
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self.inheritance_column = "none"
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# Used by the frontend to pull most recent records. We don't currently support
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# pagination, but could later on.
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PAGE_SIZE = 25
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DISCARD = ["fun", "debug", nil]
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# self.meta[:type] is used by the bot and the frontend as a sort of
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TYPES = CeleryScriptSettingsBag::ALLOWED_MESSAGE_TYPES
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IS_FATAL_EMAIL = "channels LIKE '%fatal_email%'"
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# The means by which the message will be sent. Ex: frontend toast notification
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serialize :channels
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belongs_to :device
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validates :device, presence: true
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validates :type, presence: true
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serialize :meta
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validates :meta, presence: true
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# http://stackoverflow.com/a/5127684/1064917
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before_validation :set_defaults
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has_one :log_dispatch, dependent: :destroy
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def set_defaults
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self.channels ||= []
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end
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# Legacy shims ===============================================================
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# TODO: Remove these once FBOS stops using the `meta` field (FBOS < v6.4.0).
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def meta
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{
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type: self.type,
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major_version: self.major_version,
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minor_version: self.minor_version,
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verbosity: self.verbosity,
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x: self.x,
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y: self.y,
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z: self.z,
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}
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end
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def meta=(hash)
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hash.map { |(key, value)| self.send("#{key}=", value) }
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self.meta
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end
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# End Legacy shims ===========================================================
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def broadcast? # Logs get their own special channel. Don't echo twice!
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false
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end
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end
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