Class: Aqueduct::Wrappers::Developer

Inherits:
Object
  • Object
show all
Includes:
Aqueduct::Wrapper
Defined in:
lib/aqueduct/wrappers/developer.rb

Instance Method Summary collapse

Methods included from Aqueduct::Wrapper

#connect, #external_concept_information, #external_concepts, included, #use_sql?

Constructor Details

#initialize(source, current_user) ⇒ Developer

Returns a new instance of Developer.



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# File 'lib/aqueduct/wrappers/developer.rb', line 8

def initialize(source, current_user)
  @source = source
  @current_user = current_user
  @db_connection = true
end

Instance Method Details

#column_values(table, column) ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 55

def column_values(table, column)
  values = []
  values_hash = self.get_all_values_for_column(table, column)
  values = values_hash[:values].uniq
  { result: values, error: values_hash[:error] }
end

#concept_tables(query_concept) ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 67

def concept_tables(query_concept)
  { result: ['table'], error: "" }
end

#conditions(query_concepts) ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 71

def conditions(query_concepts)
  conditions = (query_concepts.size > 0) ? '1 = 1' : '1 = 0'
  { conditions: conditions, error: "" }
end

#connected? ⇒ Boolean

Returns the Connection Status of the underlying data source.

Returns:

  • (Boolean) 


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# File 'lib/aqueduct/wrappers/developer.rb', line 27

def connected?
  { result: true, error: "" }
end

#count(query_concepts, conditions, tables, join_conditions, concept_to_count) ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 62

def count(query_concepts, conditions, tables, join_conditions, concept_to_count)
  result = (conditions == '1 = 1') ? 100 : 0
  { result: result, error: "" }
end

#disconnect ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 14

def disconnect
  true
end

#get_all_values_for_column(table, column) ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 45

def get_all_values_for_column(table, column)
  values = []
  case column when 'gender'
    values = ['m', 'f', nil, 'm', 'm', 'f']
  when 'column4'
    values = [20, 21, 22, 23, 27, 28]
  end
  { values: values, error: "" }
end

#query(sql_statement) ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 18

def query(sql_statement)
  [[[1,2,3,4],[5,nil,7,8]],2]
end

#sql_codes ⇒ Object 



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# File 'lib/aqueduct/wrappers/developer.rb', line 22

def sql_codes
  { text: 'text', numeric: 'numeric', open: '[', close: ']' }
end

#table_columns(table) ⇒ Object

Returns an array of columns for a given table



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# File 'lib/aqueduct/wrappers/developer.rb', line 37

def table_columns(table)
  if table.blank?
    { columns: [], error: "No Table Name Provided" }
  else
    { columns: (1..50).collect{|i| { column: "column#{i}" }} + [{ column: "gender" }], error: "" }
  end
end

#tables ⇒ Object

Returns an array of tables



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# File 'lib/aqueduct/wrappers/developer.rb', line 32

def tables
  { result: ['table'], error: "" }
end