#pragma once

#ifndef PLUGIN_UI_PAGE_INTERFACE

#define PLUGIN_UI_PAGE_INTERFACE

#include "toonz_hostif.h"

#include "tfx.h"

#include "plugin_param_interface.h"

#include "plugin_param_view_interface.h"

#include "pluginhost.h"

/* 公開ヘッダからは引っ込められた都合上ここで宣言(内部ではまだ使っているので) */

typedef void *toonz_ui_page_handle_t;

/* あるエフェクトのパラメータ画面 */

class UIPage {

  class Group {

    std::string name_;

    std::vector<std::pair<std::string, *="" paramview="">> params_;</std::pair<std::string,>

  public:

    Group(const std::string &name) : name_(name) {}

    Group(const Group &group) : name_(group.name_), params_(group.params_) {}

    inline const std::string &name() const { return name_; }

    inline void add_param(const std::string ¶m, ParamView *components) {

      params_.push_back(std::make_pair(param, components));

    }

    inline ParamsPage *build(RasterFxPluginHost *fx, ParamsPage *page) {

      page->beginGroup(name_.c_str());

      for (std::size_t i = 0, size = params_.size(); i < size; i++) {

        params_[i].second->build(fx, page, params_[i].first.c_str());

      }

      page->endGroup();

      return page;

    }

  };

  std::string name_;

  std::vector<group *=""> groups_;</group>

public:

  inline UIPage(const char *name) : name_(name) {}

  inline ~UIPage() {

    for (std::size_t i = 0, size = groups_.size(); i < size; ++i) {

      delete groups_[i];

    }

    groups_.clear();

  }

  inline int begin_group(const char *name) {

    groups_.push_back(NULL);

    groups_.back() = new Group(name);

    return TOONZ_OK;

  }

  inline int end_group(const char *name) {

    if (groups_.back()->name() != name) {

      return TOONZ_ERROR_NOT_FOUND;

    }

    return TOONZ_OK;

  }

  int bind_param(Param *param, ParamView *pt) {

    if (groups_.empty()) {

      return TOONZ_ERROR_PREREQUISITE;

    }

    groups_.back()->add_param(param->name(), pt);

    return TOONZ_OK;

  }

  void build(RasterFxPluginHost *fx, ParamsPageSet *pages) const {

    ParamsPage *page = pages->createParamsPage();

    for (std::size_t i = 0, size = groups_.size(); i < size; ++i) {

      groups_[i]->build(fx, page);

    }

    pages->addParamsPage(page, name_.c_str());

    page->setPageSpace();

  }

  UIPage *clone(TFx *fx) const {

    UIPage *page = new UIPage(name_.c_str());

    for (std::size_t i = 0, size = groups_.size(); i < size; ++i) {

      page->groups_.push_back(new Group(*groups_[i]));

    }

    return page;

  }

};

int begin_group(toonz_ui_page_handle_t page, const char *name);

int end_group(toonz_ui_page_handle_t page, const char *name);

int bind_param(toonz_ui_page_handle_t page, toonz_param_handle_t param,

               toonz_param_view_handle_t traits);

#endif