module SlashCommands class InterpretService < BaseService include Gitlab::SlashCommands::Dsl attr_reader :issuable # Takes a text and interprets the commands that are extracted from it. # Returns the content without commands, and hash of changes to be applied to a record. def execute(content, issuable) @issuable = issuable @updates = {} opts = { issuable: issuable, current_user: current_user, project: project } content, commands = extractor.extract_commands(content, opts) commands.each do |name, arg| definition = self.class.command_definitions_by_name[name.to_sym] next unless definition definition.execute(self, opts, arg) end [content, @updates] end private def extractor Gitlab::SlashCommands::Extractor.new(self.class.command_definitions) end desc do "Close this #{issuable.to_ability_name.humanize(capitalize: false)}" end condition do issuable.persisted? && issuable.open? && current_user.can?(:"update_#{issuable.to_ability_name}", issuable) end command :close do @updates[:state_event] = 'close' end desc do "Reopen this #{issuable.to_ability_name.humanize(capitalize: false)}" end condition do issuable.persisted? && issuable.closed? && current_user.can?(:"update_#{issuable.to_ability_name}", issuable) end command :reopen do @updates[:state_event] = 'reopen' end desc 'Change title' params '' condition do issuable.persisted? && current_user.can?(:"update_#{issuable.to_ability_name}", issuable) end command :title do |title_param| @updates[:title] = title_param end desc 'Assign' params '@user' condition do current_user.can?(:"admin_#{issuable.to_ability_name}", project) end command :assign do |assignee_param| user = extract_references(assignee_param, :user).first user ||= User.find_by(username: assignee_param) @updates[:assignee_id] = user.id if user end desc 'Remove assignee' condition do issuable.persisted? && issuable.assignee_id? && current_user.can?(:"admin_#{issuable.to_ability_name}", project) end command :unassign do @updates[:assignee_id] = nil end desc 'Set milestone' params '%"milestone"' condition do current_user.can?(:"admin_#{issuable.to_ability_name}", project) && project.milestones.active.any? end command :milestone do |milestone_param| milestone = extract_references(milestone_param, :milestone).first milestone ||= project.milestones.find_by(title: milestone_param.strip) @updates[:milestone_id] = milestone.id if milestone end desc 'Remove milestone' condition do issuable.persisted? && issuable.milestone_id? && current_user.can?(:"admin_#{issuable.to_ability_name}", project) end command :remove_milestone do @updates[:milestone_id] = nil end desc 'Add label(s)' params '~label1 ~"label 2"' condition do current_user.can?(:"admin_#{issuable.to_ability_name}", project) && project.labels.any? end command :label do |labels_param| label_ids = find_label_ids(labels_param) @updates[:add_label_ids] = label_ids unless label_ids.empty? end desc 'Remove all or specific label(s)' params '~label1 ~"label 2"' condition do issuable.persisted? && issuable.labels.any? && current_user.can?(:"admin_#{issuable.to_ability_name}", project) end command :unlabel do |labels_param = nil| if labels_param.present? label_ids = find_label_ids(labels_param) @updates[:remove_label_ids] = label_ids unless label_ids.empty? else @updates[:label_ids] = [] end end desc 'Replace all label(s)' params '~label1 ~"label 2"' condition do issuable.persisted? && issuable.labels.any? && current_user.can?(:"admin_#{issuable.to_ability_name}", project) end command :relabel do |labels_param| label_ids = find_label_ids(labels_param) @updates[:label_ids] = label_ids unless label_ids.empty? end desc 'Add a todo' condition do issuable.persisted? && !TodoService.new.todo_exist?(issuable, current_user) end command :todo do @updates[:todo_event] = 'add' end desc 'Mark todo as done' condition do issuable.persisted? && TodoService.new.todo_exist?(issuable, current_user) end command :done do @updates[:todo_event] = 'done' end desc 'Subscribe' condition do issuable.persisted? && !issuable.subscribed?(current_user) end command :subscribe do @updates[:subscription_event] = 'subscribe' end desc 'Unsubscribe' condition do issuable.persisted? && issuable.subscribed?(current_user) end command :unsubscribe do @updates[:subscription_event] = 'unsubscribe' end desc 'Set due date' params '' condition do issuable.respond_to?(:due_date) && current_user.can?(:"update_#{issuable.to_ability_name}", issuable) end command :due do |due_date_param| due_date = Chronic.parse(due_date_param).try(:to_date) @updates[:due_date] = due_date if due_date end desc 'Remove due date' condition do issuable.persisted? && issuable.respond_to?(:due_date) && issuable.due_date? && current_user.can?(:"update_#{issuable.to_ability_name}", issuable) end command :remove_due_date do @updates[:due_date] = nil end # This is a dummy command, so that it appears in the autocomplete commands desc 'CC' params '@user' command :cc def find_label_ids(labels_param) label_ids_by_reference = extract_references(labels_param, :label).map(&:id) labels_ids_by_name = @project.labels.where(name: labels_param.split).select(:id) label_ids_by_reference | labels_ids_by_name end def extract_references(arg, type) ext = Gitlab::ReferenceExtractor.new(project, current_user) ext.analyze(arg, author: current_user) ext.references(type) end end end