Class: Tito::Admin::QueryBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/tito/admin/query_builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ QueryBuilder

Returns a new instance of QueryBuilder.



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# File 'lib/tito/admin/query_builder.rb', line 6

def initialize
  @wheres = {}
  @orders = {}
  @search_term = nil
  @expands = []
  @page_number = nil
  @per_page = nil
end

Instance Attribute Details

#page_number ⇒ Object (readonly)

Returns the value of attribute page_number.



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# File 'lib/tito/admin/query_builder.rb', line 4

def page_number
  @page_number
end

Instance Method Details

#add_expand(fields) ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 30

def add_expand(fields)
  @expands.concat(fields.flatten)
  self
end

#add_order(fields) ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 20

def add_order(fields)
  @orders.merge!(fields)
  self
end

#add_search(term) ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 25

def add_search(term)
  @search_term = term
  self
end

#add_where(conditions) ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 15

def add_where(conditions)
  conditions.each { |key, value| @wheres[key] = value }
  self
end

#dup ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 59

def dup
  super.tap do |copy|
    copy.instance_variable_set(:@wheres, @wheres.dup)
    copy.instance_variable_set(:@orders, @orders.dup)
    copy.instance_variable_set(:@expands, @expands.dup)
  end
end

#expand_params ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 45

def expand_params
  @expands.any? ? { "expand" => @expands.join(",") } : {}
end

#set_page(number) ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 35

def set_page(number)
  @page_number = number
  self
end

#set_per_page(size) ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 40

def set_per_page(size)
  @per_page = size
  self
end

#to_params ⇒ Object 



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# File 'lib/tito/admin/query_builder.rb', line 49

def to_params
  params = {}
  params["page[size]"] = @per_page if @per_page
  params["search[q]"] = @search_term if @search_term
  params.merge!(expand_params)
  params.merge!(where_params)
  params.merge!(order_params)
  params
end