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module MergeRequests
module Conflicts
class ResolveService < MergeRequests::Conflicts::BaseService
MissingFiles = Class.new(Gitlab::Conflict::ResolutionError)
def execute(current_user, params)
rugged = merge_request.source_project.repository.rugged
Gitlab::Conflict::FileCollection.for_resolution(merge_request) do |conflicts_for_resolution|
merge_index = conflicts_for_resolution.merge_index
params[:files].each do |file_params|
conflict_file = conflicts_for_resolution.file_for_path(file_params[:old_path], file_params[:new_path])
write_resolved_file_to_index(merge_index, rugged, conflict_file, file_params)
end
unless merge_index.conflicts.empty?
missing_files = merge_index.conflicts.map { |file| file[:ours][:path] }
raise MissingFiles, "Missing resolutions for the following files: #{missing_files.join(', ')}"
end
commit_params = {
message: params[:commit_message] || conflicts_for_resolution.default_commit_message,
parents: [conflicts_for_resolution.our_commit, conflicts_for_resolution.their_commit].map(&:oid),
tree: merge_index.write_tree(rugged)
}
conflicts_for_resolution.
project.
repository.
resolve_conflicts(current_user, merge_request.source_branch, commit_params)
end
end
private
def write_resolved_file_to_index(merge_index, rugged, file, params)
if params[:sections]
new_file = file.resolve_lines(params[:sections]).map(&:text).join("\n")
new_file << "\n" if file.our_blob.data.ends_with?("\n")
elsif params[:content]
new_file = file.resolve_content(params[:content])
end
our_path = file.our_path
merge_index.add(path: our_path, oid: rugged.write(new_file, :blob), mode: file.our_mode)
merge_index.conflict_remove(our_path)
end
end
end
end
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