21 lines
438 B
Ruby
21 lines
438 B
Ruby
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class MessageFinder
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def initialize(conversation, params)
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@conversation = conversation
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@params = params
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end
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def perform
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current_messages
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end
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private
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def current_messages
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if @params[:before].present?
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@conversation.messages.reorder('created_at desc').where("id < ?", @params[:before]).limit(20).reverse
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else
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@conversation.messages.reorder('created_at desc').limit(20).reverse
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end
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end
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end
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