package_diagram_generator.h

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/**
 * @file src/package_diagram/generators/mermaid/package_diagram_generator.h
 *
 * Copyright (c) 2021-2024 Bartek Kryza <bkryza@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once
 
#include "common/generators/mermaid/generator.h"
#include "common/generators/nested_element_stack.h"
#include "common/model/package.h"
#include "common/model/relationship.h"
#include "config/config.h"
#include "package_diagram/model/diagram.h"
#include "package_diagram/visitor/translation_unit_visitor.h"
#include "util/util.h"
 
#include <filesystem>
#include <fstream>
#include <iostream>
#include <sstream>
 
namespace clanguml {
namespace package_diagram {
namespace generators {
namespace mermaid {
 
using diagram_config = clanguml::config::package_diagram;
using diagram_model = clanguml::package_diagram::model::diagram;
 
template <typename C, typename D>
using common_generator = clanguml::common::generators::mermaid::generator<C, D>;
 
using clanguml::common::model::access_t;
using clanguml::common::model::package;
using clanguml::common::model::relationship_t;
using namespace clanguml::util;
 
/**
 * @brief Package diagram MermaidJS generator
 */
class generator : public common_generator<diagram_config, diagram_model> {
public:
    generator(diagram_config &config, diagram_model &model);
 
    using common_generator<diagram_config, diagram_model>::generate;
 
    /**
     * @brief Main generator method.
     *
     * This method is called first and coordinates the entire diagram
     * generation.
     *
     * @param ostr Output stream.
     */
    void generate_diagram(std::ostream &ostr) const override;
 
    /**
     * @brief Generate the diagram type
     *
     * @param ostr Output stream
     */
    void generate_diagram_type(std::ostream &ostr) const override;
 
    /**
     * @brief Generate relationships originating from package `p`
     *
     * @param p Diagram element
     * @param parent Output stream
     */
    void generate_relationships(const package &p, std::ostream &ostr) const;
 
    /**
     * @brief Generate diagram package element
     *
     * @param p Package diagram element
     * @param parent Output stream
     */
    void generate(const package &e, std::ostream &ostr) const;
 
    /**
     * @brief Generate package elements grouped using `together` MermaidJS tag
     *
     * @param ostr Output stream
     */
    void generate_groups(std::ostream &ostr) const;
 
    /**
     * @brief Generate notes attached to packages
     *
     * @param ostr Output stream
     * @param element Element with a note
     */
    void generate_notes(std::ostream &ostr,
        const common::model::diagram_element &element) const override;
 
private:
    mutable uint64_t note_id_{0UL};
    mutable common::generators::nested_element_stack<common::model::package>
        together_group_stack_;
};
 
} // namespace mermaid
} // namespace generators
} // namespace package_diagram
} // namespace clanguml