157 lines
4.2 KiB
Ruby
157 lines
4.2 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module QuickActions
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class CommandDefinition
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ParseError = Class.new(StandardError)
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attr_accessor :name, :aliases, :description, :explanation, :execution_message,
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:params, :condition_block, :parse_params_block, :action_block, :warning, :icon, :types
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def initialize(name, attributes = {})
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@name = name
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@aliases = attributes[:aliases] || []
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@description = attributes[:description] || ''
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@warning = attributes[:warning] || ''
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@icon = attributes[:icon] || ''
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@explanation = attributes[:explanation] || ''
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@execution_message = attributes[:execution_message] || ''
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@params = attributes[:params] || []
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@condition_block = attributes[:condition_block]
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@parse_params_block = attributes[:parse_params_block]
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@action_block = attributes[:action_block]
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@types = attributes[:types] || []
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end
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def all_names
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[name, *aliases]
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end
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def noop?
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action_block.nil?
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end
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def available?(context)
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return false unless valid_type?(context)
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return true unless condition_block
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context.instance_exec(&condition_block)
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end
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def explain(context, arg)
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return unless available?(context)
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message = if explanation.respond_to?(:call)
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begin
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execute_block(explanation, context, arg)
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rescue ParseError => e
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format(_('Problem with %{name} command: %{message}.'), name: name, message: e.message)
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end
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else
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explanation
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end
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warning_text = if warning.respond_to?(:call)
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execute_block(warning, context, arg)
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else
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warning
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end
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warning.empty? ? message : "#{message} (#{warning_text})"
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end
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def execute(context, arg)
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return if noop?
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count_commands_executed_in(context)
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return unless available?(context)
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execute_block(action_block, context, arg)
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rescue ParseError
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# message propagation is handled in `execution_message`.
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end
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def execute_message(context, arg)
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return if noop?
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return _('Could not apply %{name} command.') % { name: name } unless available?(context)
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if execution_message.respond_to?(:call)
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execute_block(execution_message, context, arg)
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else
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execution_message
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end
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rescue ParseError => e
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format _('Could not apply %{name} command. %{message}.'), name: name, message: e.message
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end
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def to_h(context)
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desc = description
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if desc.respond_to?(:call)
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desc = begin
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context.instance_exec(&desc)
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rescue StandardError
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''
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end
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end
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warn = warning
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if warn.respond_to?(:call)
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warn = begin
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context.instance_exec(&warn)
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rescue StandardError
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''
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end
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end
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prms = params
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if prms.respond_to?(:call)
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prms = begin
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Array(context.instance_exec(&prms))
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rescue StandardError
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params
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end
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end
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{
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name: name,
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aliases: aliases,
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description: desc,
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warning: warn,
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icon: icon,
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params: prms
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}
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end
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private
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def count_commands_executed_in(context)
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return unless context.respond_to?(:commands_executed_count=)
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context.commands_executed_count ||= 0
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context.commands_executed_count += 1
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end
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def execute_block(block, context, arg)
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if arg.present?
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parsed = parse_params(arg, context)
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context.instance_exec(parsed, &block)
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elsif block.arity == 0
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context.instance_exec(&block)
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end
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end
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def parse_params(arg, context)
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return arg unless parse_params_block
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context.instance_exec(arg, &parse_params_block)
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end
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def valid_type?(context)
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types.blank? || types.any? { |type| context.quick_action_target.is_a?(type) }
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end
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end
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end
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end
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