Class: Mutations::MergeRequests::Accept

Inherits:
Base
  • Object
show all
Defined in:
app/graphql/mutations/merge_requests/accept.rb

Constant Summary collapse

NOT_MERGEABLE = 
'This branch cannot be merged'
HOOKS_VALIDATION_ERROR = 
'Pre-merge hooks failed'
SHA_MISMATCH = 
'The merge-head is not at the anticipated SHA'
MERGE_FAILED = 
'The merge failed'
ALREADY_SCHEDULED = 
'The merge request is already scheduled to be merged'

Constants inherited from BaseMutation

BaseMutation::ERROR_MESSAGE

Constants included from Gitlab::Graphql::Authorize::AuthorizeResource

Gitlab::Graphql::Authorize::AuthorizeResource::ConfigurationError, Gitlab::Graphql::Authorize::AuthorizeResource::RESOURCE_ACCESS_ERROR

Instance Method Summary collapse

Methods included from ResolvesIssuable

#resolve_issuable

Methods inherited from BaseMutation

#api_user?, authorization, authorized?, authorizes_object?, #current_user, #errors_on_object, #load_application_object, #read_only?, #ready?, #unauthorized_object

Methods included from Gitlab::Graphql::Authorize::AuthorizeResource

#authorize!, #authorized_find!, #authorized_resource?, #find_object, #raise_resource_not_available_error!

Instance Method Details

#resolve(project_path:, iid:, **args) ⇒ Object 



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# File 'app/graphql/mutations/merge_requests/accept.rb', line 44

def resolve(project_path:, iid:, **args)
  Gitlab::QueryLimiting.disable!('https://gitlab.com/gitlab-org/gitlab/-/issues/4796')

  merge_request = authorized_find!(project_path: project_path, iid: iid)
  project = merge_request.target_project
  merge_params = args.compact.with_indifferent_access
  merge_service = ::MergeRequests::MergeService.new(project: project, current_user: current_user, params: merge_params)

  if error = validate(merge_request, merge_service, merge_params)
    return { merge_request: merge_request, errors: [error] }
  end

  merge_request.update(merge_error: nil, squash: merge_params[:squash])

  result = if merge_params.key?(:auto_merge_strategy)
             service = AutoMergeService.new(project, current_user, merge_params)
             service.execute(merge_request, merge_params[:auto_merge_strategy])
           else
             merge_service.execute(merge_request)
           end

  {
    merge_request: merge_request,
    errors: result == :failed ? [MERGE_FAILED] : []
  }
rescue ::MergeRequests::MergeBaseService::MergeError => e
  {
    merge_request: merge_request,
    errors: [e.message]
  }
end

#validate(merge_request, merge_service, merge_params) ⇒ Object 



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# File 'app/graphql/mutations/merge_requests/accept.rb', line 76

def validate(merge_request, merge_service, merge_params)
  if merge_request.auto_merge_enabled?
    ALREADY_SCHEDULED
  elsif !merge_request.mergeable?(skip_ci_check: merge_params.key?(:auto_merge_strategy))
    NOT_MERGEABLE
  elsif !merge_service.hooks_validation_pass?(merge_request)
    HOOKS_VALIDATION_ERROR
  elsif merge_params[:sha] != merge_request.diff_head_sha
    SHA_MISMATCH
  end
end