Class: Datagrid::Filters::BaseFilter
- Inherits:
-
Object
- Object
- Datagrid::Filters::BaseFilter
show all
- Defined in:
- lib/datagrid/filters/base_filter.rb
Instance Attribute Summary collapse
Class Method Summary
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Instance Method Summary
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Constructor Details
#initialize(grid_class, name, **options, &block) ⇒ BaseFilter
Returns a new instance of BaseFilter.
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# File 'lib/datagrid/filters/base_filter.rb', line 15
def initialize(grid_class, name, **options, &block)
self.grid_class = grid_class
self.name = name.to_sym
self.options = Datagrid::Utils.callable(grid_class.default_filter_options, self).merge(options)
self.block = block
end
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Instance Attribute Details
#block ⇒ Object
Returns the value of attribute block.
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# File 'lib/datagrid/filters/base_filter.rb', line 13
def block
@block
end
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#grid_class ⇒ Object
Returns the value of attribute grid_class.
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# File 'lib/datagrid/filters/base_filter.rb', line 13
def grid_class
@grid_class
end
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#name ⇒ Object
Returns the value of attribute name.
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# File 'lib/datagrid/filters/base_filter.rb', line 13
def name
@name
end
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#options ⇒ Object
Returns the value of attribute options.
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# File 'lib/datagrid/filters/base_filter.rb', line 13
def options
@options
end
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Class Method Details
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# File 'lib/datagrid/filters/base_filter.rb', line 124
def self.form_builder_helper_name
:"datagrid_#{to_s.demodulize.underscore}"
end
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Instance Method Details
#allow_blank? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 108
def allow_blank?
options[:allow_blank]
end
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#allow_nil? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 104
def allow_nil?
options.key?(:allow_nil) ? options[:allow_nil] : options[:allow_blank]
end
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#apply(grid_object, scope, value) ⇒ Object
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# File 'lib/datagrid/filters/base_filter.rb', line 34
def apply(grid_object, scope, value)
return scope if unapplicable_value?(value)
result = execute(value, scope, grid_object)
return scope unless result
result = default_filter(value, scope) if result == Datagrid::Filters::DEFAULT_FILTER_BLOCK
unless grid_object.driver.match?(result)
raise(
Datagrid::FilteringError,
"Filter #{name.inspect} unapplicable: result no longer match #{grid_object.driver.class}.",
)
end
result
end
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#default(object) ⇒ Object
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# File 'lib/datagrid/filters/base_filter.rb', line 85
def default(object)
default = options[:default]
if default.is_a?(Symbol)
object.send(default)
elsif default.respond_to?(:call)
Datagrid::Utils.apply_args(object, &default)
else
default
end
end
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# File 'lib/datagrid/filters/base_filter.rb', line 26
def default_input_options
{ type: "text" }
end
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#default_scope? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 155
def default_scope?
!block
end
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#dummy? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 136
def dummy?
options[:dummy]
end
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#enabled?(grid) ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 147
def enabled?(grid)
::Datagrid::Utils.process_availability(grid, options[:if], options[:unless])
end
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#enum_checkboxes? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 151
def enum_checkboxes?
false
end
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# File 'lib/datagrid/filters/base_filter.rb', line 120
def form_builder_helper_name
self.class.form_builder_helper_name
end
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# File 'lib/datagrid/filters/base_filter.rb', line 132
def format(value)
value&.to_s
end
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# File 'lib/datagrid/filters/base_filter.rb', line 77
def
if ( = options[:header])
Datagrid::Utils.callable()
else
Datagrid::Utils.translate_from_namespace(:filters, grid_class, name)
end
end
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# File 'lib/datagrid/filters/base_filter.rb', line 112
def input_options
options[:input_options] || {}
end
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#label_options ⇒ Object
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# File 'lib/datagrid/filters/base_filter.rb', line 116
def label_options
options[:label_options] || {}
end
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#multiple? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 96
def multiple?
options[:multiple]
end
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#parse(value) ⇒ Object
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# File 'lib/datagrid/filters/base_filter.rb', line 22
def parse(value)
raise NotImplementedError, "#parse(value) suppose to be overwritten"
end
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#parse_values(value) ⇒ Object
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# File 'lib/datagrid/filters/base_filter.rb', line 52
def parse_values(value)
if multiple?
return nil if value.nil?
return normalize_multiple_value(value).map do |v|
parse(v)
end
end
case value
when Array
raise Datagrid::ArgumentError,
"#{grid_class}##{name} filter can not accept Array argument. Use :multiple option."
when Range
raise Datagrid::ArgumentError,
"#{grid_class}##{name} filter can not accept Range argument. Use :range option."
else
parse(value)
end
end
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#range? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 100
def range?
false
end
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#separator ⇒ Object
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# File 'lib/datagrid/filters/base_filter.rb', line 73
def separator
options[:multiple].is_a?(String) ? options[:multiple] : default_separator
end
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#supports_range? ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 128
def supports_range?
self.class.ancestors.include?(::Datagrid::Filters::RangedFilter)
end
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#type ⇒ Object
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# File 'lib/datagrid/filters/base_filter.rb', line 140
def type
Datagrid::Filters::FILTER_TYPES.each do |type, klass|
return type if is_a?(klass)
end
raise "wtf is #{inspect}"
end
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#unapplicable_value?(value) ⇒ Boolean
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# File 'lib/datagrid/filters/base_filter.rb', line 30
def unapplicable_value?(value)
value.nil? ? !allow_nil? : value.blank? && !allow_blank?
end
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