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|
module Gitlab
# MergeRequest API
class MergeRequests < Grape::API
before { authenticate! }
resource :projects do
helpers do
# If an error occurred this helper method provides an appropriate status code
#
# Parameters:
# merge_request_errors (required) - The errors collection of MR
#
def handle_merge_request_error(merge_request_errors)
if merge_request_errors[:target_branch].any?
bad_request!(:target_branch)
elsif merge_request_errors[:source_branch].any?
bad_request!(:source_branch)
elsif merge_request_errors[:base].any?
error!(merge_request_errors[:base], 422)
end
end
end
# List merge requests
#
# Parameters:
# id (required) - The ID of a project
#
# Example:
# GET /projects/:id/merge_requests
#
get ":id/merge_requests" do
authorize! :read_merge_request, user_project
present paginate(user_project.merge_requests), with: Entities::MergeRequest
end
# Show MR
#
# Parameters:
# id (required) - The ID of a project
# merge_request_id (required) - The ID of MR
#
# Example:
# GET /projects/:id/merge_request/:merge_request_id
#
get ":id/merge_request/:merge_request_id" do
merge_request = user_project.merge_requests.find(params[:merge_request_id])
authorize! :read_merge_request, merge_request
present merge_request, with: Entities::MergeRequest
end
# Create MR
#
# Parameters:
#
# id (required) - The ID of a project
# source_branch (required) - The source branch
# target_branch (required) - The target branch
# assignee_id - Assignee user ID
# title (required) - Title of MR
#
# Example:
# POST /projects/:id/merge_requests
#
post ":id/merge_requests" do
authorize! :write_merge_request, user_project
attrs = attributes_for_keys [:source_branch, :target_branch, :assignee_id, :title]
merge_request = user_project.merge_requests.new(attrs)
merge_request.author = current_user
if merge_request.save
merge_request.reload_code
present merge_request, with: Entities::MergeRequest
else
handle_merge_request_error(merge_request.errors)
not_found!
end
end
# Update MR
#
# Parameters:
# id (required) - The ID of a project
# merge_request_id (required) - ID of MR
# source_branch - The source branch
# target_branch - The target branch
# assignee_id - Assignee user ID
# title - Title of MR
# state_event - Status of MR. (close|reopen|merge)
# Example:
# PUT /projects/:id/merge_request/:merge_request_id
#
put ":id/merge_request/:merge_request_id" do
attrs = attributes_for_keys [:source_branch, :target_branch, :assignee_id, :title, :state_event]
merge_request = user_project.merge_requests.find(params[:merge_request_id])
authorize! :modify_merge_request, merge_request
if merge_request.update_attributes attrs
merge_request.reload_code
merge_request.mark_as_unchecked
present merge_request, with: Entities::MergeRequest
else
handle_merge_request_error(merge_request.errors)
not_found!
end
end
# Post comment to merge request
#
# Parameters:
# id (required) - The ID of a project
# merge_request_id (required) - ID of MR
# note (required) - Text of comment
# Examples:
# POST /projects/:id/merge_request/:merge_request_id/comments
#
post ":id/merge_request/:merge_request_id/comments" do
merge_request = user_project.merge_requests.find(params[:merge_request_id])
note = merge_request.notes.new(note: params[:note], project_id: user_project.id)
note.author = current_user
if note.save
present note, with: Entities::MRNote
else
if note.errors[:note].any?
bad_request!(:note)
end
not_found!
end
end
end
end
end
|
