Class: Pagelux::QueryPaginator

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/pagelux/query_paginator.rb

Defined Under Namespace

Classes: PaginationData

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(base_query) ⇒ QueryPaginator

Returns a new instance of QueryPaginator.



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# File 'lib/pagelux/query_paginator.rb', line 7

def initialize(base_query)
  @base_query = base_query
end

Instance Attribute Details

#base_query ⇒ Object (readonly)

Returns the value of attribute base_query.



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# File 'lib/pagelux/query_paginator.rb', line 5

def base_query
  @base_query
end

Instance Method Details

#limit_query ⇒ Object 



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# File 'lib/pagelux/query_paginator.rb', line 26

def limit_query
  base_query.offset((page-1) * limit).limit(limit)
end

#paginate(params) ⇒ Object 



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# File 'lib/pagelux/query_paginator.rb', line 11

def paginate(params)
  @pagination_data = PaginationData.new(
    params[:page], params[:limit], total
  )
  limit_query
end

#query_total ⇒ Object 



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# File 'lib/pagelux/query_paginator.rb', line 22

def query_total
  @query_total ||= base_query.count
end

#total ⇒ Object 



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# File 'lib/pagelux/query_paginator.rb', line 18

def total
  query_total.is_a?(Hash) ? base_query.to_a.size : query_total
end