Module: Jetski::Model::CrudHelpers::ClassMethods

Defined in:
lib/jetski/model/crud_helpers.rb

Instance Method Summary collapse

Instance Method Details

#all ⇒ Object 



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# File 'lib/jetski/model/crud_helpers.rb', line 54

def all
  columns, *rows = db.execute2( "select * from #{pluralized_table_name}" )
  _all = []
  rows.map do |row|
    _all << format_model_obj(row, columns)
  end
  _all
end

#create(hash_args = nil, **key_args) ⇒ Object 



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# File 'lib/jetski/model/crud_helpers.rb', line 18

def create(hash_args = nil, **key_args)
  args = if hash_args && hash_args.is_a?(Hash)
    hash_args
  else
    key_args
  end

  return puts "#{table_name.capitalize}.create was called with no args" if args.size == 0
  data_values = args.map { |k,v| v }
  key_names = args.map { |k, v| k }
  
  # Set default values on create

  key_names.append "created_at"
  data_values.append Time.now.to_s

  current_record_count = (count || 0)
  record_id = current_record_count + 1
  key_names.append "id"
  data_values.append(record_id)

  sql_command = <<~SQL
    INSERT INTO #{pluralized_table_name} (#{key_names.join(", ")}) 
    VALUES (#{(1..key_names.size).map { |n| "?" }.join(", ")})
  SQL

  db.execute(sql_command, data_values)

  record_attributes = {}
  key_names.each.with_index do |k, i|
    record_attributes[k.to_sym] = data_values[i]
  end

  new(**record_attributes)
end

#destroy_all! ⇒ Object 



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# File 'lib/jetski/model/crud_helpers.rb', line 70

def destroy_all! 
  db.execute("DELETE from #{pluralized_table_name}")
end

#find(id) ⇒ Object 



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# File 'lib/jetski/model/crud_helpers.rb', line 63

def find(id)
  id_as_integer = id.to_i
  columns, *rows = db.execute2( "select * from #{pluralized_table_name} WHERE id=?", id_as_integer)
  format_model_obj(rows.last, columns)
end