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# frozen_string_literal: true
class PreviewMarkdownService < BaseService
def execute
text, commands = explain_quick_actions(params[:text])
users = find_user_references(text)
suggestions = find_suggestions(text)
success(
text: text,
users: users,
suggestions: suggestions,
commands: commands.join(' ')
)
end
private
def explain_quick_actions(text)
return text, [] unless %w(Issue MergeRequest Commit).include?(target_type)
quick_actions_service = QuickActions::InterpretService.new(project, current_user)
quick_actions_service.explain(text, find_commands_target)
end
def find_user_references(text)
extractor = Gitlab::ReferenceExtractor.new(project, current_user)
extractor.analyze(text, author: current_user)
extractor.users.map(&:username)
end
def find_suggestions(text)
return [] unless preview_sugestions?
position = Gitlab::Diff::Position.new(new_path: params[:file_path],
new_line: params[:line].to_i,
base_sha: params[:base_sha],
head_sha: params[:head_sha],
start_sha: params[:start_sha])
Gitlab::Diff::SuggestionsParser.parse(text, position: position,
project: project,
supports_suggestion: params[:preview_suggestions])
end
def preview_sugestions?
params[:preview_suggestions] &&
target_type == 'MergeRequest' &&
Ability.allowed?(current_user, :download_code, project)
end
def find_commands_target
QuickActions::TargetService
.new(project, current_user)
.execute(target_type, target_id)
end
def target_type
params[:target_type]
end
def target_id
params[:target_id]
end
end
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