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module MergeRequests
class UpdateService < MergeRequests::BaseService
def execute(merge_request)
# We don't allow change of source/target projects and source branch
# after merge request was created
params.except!(:source_project_id)
params.except!(:target_project_id)
params.except!(:source_branch)
merge_from_slash_command(merge_request) if params[:merge]
if merge_request.closed_without_fork?
params.except!(:target_branch, :force_remove_source_branch)
end
if params[:force_remove_source_branch].present?
merge_request.merge_params['force_remove_source_branch'] = params.delete(:force_remove_source_branch)
end
handle_wip_event(merge_request)
update(merge_request)
end
def handle_changes(merge_request, options)
old_labels = options[:old_labels] || []
old_mentioned_users = options[:old_mentioned_users] || []
if has_changes?(merge_request, old_labels: old_labels)
todo_service.mark_pending_todos_as_done(merge_request, current_user)
end
if merge_request.previous_changes.include?('title') ||
merge_request.previous_changes.include?('description')
todo_service.update_merge_request(merge_request, current_user, old_mentioned_users)
end
if merge_request.previous_changes.include?('target_branch')
create_branch_change_note(merge_request, 'target',
merge_request.previous_changes['target_branch'].first,
merge_request.target_branch)
end
if merge_request.previous_changes.include?('milestone_id')
create_milestone_note(merge_request)
end
if merge_request.previous_changes.include?('assignee_id')
create_assignee_note(merge_request)
notification_service.reassigned_merge_request(merge_request, current_user)
todo_service.reassigned_merge_request(merge_request, current_user)
end
if merge_request.previous_changes.include?('target_branch') ||
merge_request.previous_changes.include?('source_branch')
merge_request.mark_as_unchecked
end
added_labels = merge_request.labels - old_labels
if added_labels.present?
notification_service.relabeled_merge_request(
merge_request,
added_labels,
current_user
)
end
added_mentions = merge_request.mentioned_users - old_mentioned_users
if added_mentions.present?
notification_service.new_mentions_in_merge_request(
merge_request,
added_mentions,
current_user
)
end
end
def merge_from_slash_command(merge_request)
last_diff_sha = params.delete(:merge)
return unless merge_request.mergeable_with_slash_command?(current_user, last_diff_sha: last_diff_sha)
merge_request.update(merge_error: nil)
if merge_request.head_pipeline && merge_request.head_pipeline.active?
MergeRequests::MergeWhenPipelineSucceedsService.new(project, current_user).execute(merge_request)
else
MergeWorker.perform_async(merge_request.id, current_user.id, {})
end
end
def reopen_service
MergeRequests::ReopenService
end
def close_service
MergeRequests::CloseService
end
def after_update(issuable)
issuable.cache_merge_request_closes_issues!(current_user)
end
private
def handle_wip_event(merge_request)
if wip_event = params.delete(:wip_event)
# We update the title that is provided in the params or we use the mr title
title = params[:title] || merge_request.title
params[:title] = case wip_event
when 'wip' then MergeRequest.wip_title(title)
when 'unwip' then MergeRequest.wipless_title(title)
end
end
end
end
end
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