% review-base.sty, review-style.styの後のTechBooster固有の調整
\makeatletter

% コード
\usepackage[most]{tcolorbox}
\tcbuselibrary{breakable}
\renewenvironment{shaded}{
  \vspace{\baselineskip}
  \begin{tcolorbox}[breakable, enhanced jigsaw, colback=black!10!white, colframe=black!30!white]}
  {\end{tcolorbox}}
\renewenvironment{shadedb}{
  \vspace{\baselineskip}
  \begin{tcolorbox}[breakable, enhanced jigsaw, colback=black!80!white, colframe=black, colupper=white, sharp corners, rounded corners=southeast]}
  {\end{tcolorbox}}

%% サンプルコードをさらに小さく
\renewenvironment{reviewemlist}{%
  \medskip\footnotesize\begin{shaded}\ifdefined\reviewlistxkanjiskip\xkanjiskip=\reviewlistxkanjiskip\fi\setlength{\baselineskip}{1.2zw}\begin{alltt}}{%
  \end{alltt}\end{shaded}}

\renewenvironment{reviewlist}{%
  \begin{shaded}\footnotesize\ifdefined\reviewlistxkanjiskip\xkanjiskip=\reviewlistxkanjiskip\fi\setlength{\baselineskip}{1.2zw}\begin{alltt}}{%
  \end{alltt}\end{shaded}\par\vspace*{0.5zw}}

\renewenvironment{reviewcmd}{%
  \color{white}\medskip\footnotesize\begin{shadedb}\ifdefined\reviewlistxkanjiskip\xkanjiskip=\reviewlistxkanjiskip\fi\setlength{\baselineskip}{1.2zw}\begin{alltt}}{%
  \end{alltt}\end{shadedb}}

% ヘッダ・フッタの指定
\fancyhead{}
\fancyhead[LE]{\gtfamily\sffamily\bfseries\upshape \leftmark}
\fancyhead[RO]{\gtfamily\sffamily\bfseries\upshape \rightmark}
\renewcommand{\chaptermark}[1]{%
  \if@mainmatter
    \markboth{\prechaptername\ \thechapter\ \postchaptername~#1}{}
  \else
    \markboth{#1}{#1}
  \fi}
\fancyfoot{}
\cfoot{\thepage}

\fancypagestyle{plainhead}{%
  \fancyhead{}
  \fancyfoot{}
  \cfoot{\thepage}
  \renewcommand{\headrulewidth}{0pt}
  \renewcommand{\footrulewidth}{0pt}}

\usepackage{fancyvrb}
\VerbatimFootnotes

\renewcommand{\captionsize}{\fontsize{9}{9}\selectfont}
\newlength{\captionnumwidth}
\setlength{\captionnumwidth}{6zw}

\newlength{\captionwidth}
\setlength{\captionwidth}{\textwidth}
\addtolength{\captionwidth}{-\captionnumwidth}
\def\captionhead{\sffamily{\color{black!30!white}{▲}}}
\long\def\@makecaption#1#2{%
  \addvspace\abovecaptionskip
  \buildcaption{!}{#1}{#2}
  \vskip\belowcaptionskip
}
\long\def\buildcaption#1#2#3{%
  \sbox\@tempboxa{\captionsize\sffamily #3}%
  \ifdim \wd\@tempboxa <\captionwidth%
    \def\capline{\captionsize\captionhead #2%
                  \hskip1zw\relax\usebox{\@tempboxa}\mbox{}\relax}
    \ifx#1!\relax\centerline{\capline}\else\noindent\capline\fi
  \else
    \noindent%
    \parbox[t]{\captionnumwidth}{%
      {\captionsize\captionhead #2%
        \hskip1zw}}%
    \parbox[t]{\captionwidth}{\captionsize\sffamily #3}
  \fi
}

\long\def\listcaption#1:#2\relax{\buildcaption{}{#1}{#2}}

\renewcommand{\reviewimagecaption}[1]{%
  {\def\captionhead{\sffamily{\color{black!30!white}{▲}}}
   \caption{#1}}}

\renewcommand{\reviewtablecaption}[1]{%
  {\def\captionhead{\sffamily{\color{black!30!white}{▼}}}
   \caption{#1}}}

\renewcommand{\reviewlistcaption}[1]{%
  {\def\captionhead{\sffamily{\color{black!30!white}{▼}}}
   \medskip{\listcaption#1\relax}\vspace*{-1.3zw}}}

\renewcommand{\reviewsourcecaption}[1]{%
  {\def\captionhead{\sffamily{\color{black!30!white}{▼}}}
   \medskip{\buildcaption{}{}{#1}\relax}\vspace*{-1.3zw}}}

\renewcommand{\reviewemlistcaption}[1]{%
  {\def\captionhead{\sffamily{\color{black!30!white}{▼}}}
   \medskip{\buildcaption{}{}{#1}\relax}\vspace*{-1.3zw}}}

\renewcommand{\reviewcmdcaption}[1]{%
  {\def\captionhead{\sffamily{\color{black!30!white}{▼}}}
   \medskip{\buildcaption{}{}{#1}\relax}\vspace*{-1.3zw}}}

\renewcommand{\reviewindepimagecaption}[1]{%
  \begin{center}#1\end{center}}

\renewcommand{\reviewboxcaption}[1]{%
  {\def\captionhead{\sffamily{\color{black!30!white}{▼}}}
   \medskip{\captionsize\captionhead #1}\vspace*{-1.3zw}}}

\renewenvironment{reviewcolumn}[1][]{%
     \vspace{\baselineskip}
     \begin{tcolorbox}[colback=white,breakable,enhanced jigsaw,before upper={\parindent1zw}]
     \reviewcolumnhead{}{#1}
   }{%
      \end{tcolorbox}
     \vspace{\baselineskip}
}

\renewcommand{\reviewcolumnhead}[2]{%
{\noindent\large\sffamily #2}
\vspace{\baselineskip}}

%%シングルクォート対応
\usepackage{upquote}
\xspcode`'=0

% 見出し書体
\renewcommand{\reviewtitlefont}{\gtfamily\sffamily\bfseries}

% 既存命令のemptyページスタイルをパッチでplainheadに変更
% ノンブルなし版を保持
\let\includefullpagegraphicswithoutnmbl\includefullpagegraphics
% 表紙画像にはwithoutnmbl版利用
\if@reclscover
  \ifdefined\review@coverfile% ファイル明示指定のときには何もしない
  \else
    \ifdefined\review@coverimage
      \def\reviewcoverpagecont{% withoutnmbl版で再定義
        \expandafter\includefullpagegraphicswithoutnmbl\expandafter[\review@coverimageoption]{\review@coverimage}
        \cleardoublepage
      }
    \fi
  \fi
\fi

\patchcmd{\includefullpagegraphics}{%
{\thispagestyle{empty}\@includefullpagegraphics}
}{%
{\thispagestyle{plainhead}\@includefullpagegraphics}
}
{\message{succeeded to patch: includefullpagegraphics}}{\message{failed to patch: includefullpagegraphics}}

\patchcmd{\oneblankpage}{%
\thispagestyle{empty}%
}{%
\thispagestyle{plainhead}%
}
{\message{succeeded to patch: oneblankpage}}{\message{failed to patch: oneblankpage}}

\def\cleardoublepage{%
\clearpage%
\if@twoside%
   \ifodd \c@page \else \hbox{}\thispagestyle{plainhead}\newpage%
           \if@twocolumn\hbox{}\thispagestyle{plainhead}\newpage\fi%
   \fi%
\fi%
}
\def\clearoddpage{\clearpage\if@twoside\ifodd\c@page
  \hbox{}\thispagestyle{plainhead}\newpage\if@twocolumn\hbox{}\newpage\fi\fi\fi}

\ifdefined\review@titlepage
  \ifthenelse{\isundefined{\review@titlefile}}{%
    \patchcmd{\reviewtitlepagecont}{%
\thispagestyle{empty}%
}{%
\thispagestyle{plainhead}%
}
{\message{succeeded to patch: reviewtitlepagecont}}{\message{failed to patch: reviewtitlepagecont}}
  }
\fi

% jsbookのmainmatterの内部oddpage処理を変更
\renewcommand\mainmatter{%
  \if@openleft
    \cleardoublepage
  \else\if@openright
    \cleardoublepage
  \else
    \clearpage
  \fi\fi
  \@mainmattertrue
  \pagenumbering{arabic}}

% 奥付を必ず偶数開始
\renewcommand{\reviewcolophon}[0]{\clearoddpage}

\tracingpatches
\ifdefined\review@colophon
  \ifthenelse{\isundefined{\review@colophonfile}}{%
    \patchcmd{\reviewcolophonpagecont}{%
\thispagestyle{empty}%
}{%
\thispagestyle{plainhead}%
}
{\message{succeeded to patch: reviewcolophonpagecont}}{\message{failed to patch: reviewcolophonpagecont}}

    \patchcmd{\reviewcolophonpagecont}{%日付後に1行アキ
{\noindent\review@pubhistories}
}{%
{\noindent\review@pubhistories}
\vspace{\Cvs}
}
{\message{succeeded to patch: reviewcolophonpagecont2}}{\message{failed to patch: reviewcolophonpagecont2}}
  }
\fi

% 裏表紙
\ifdefined\techbooster@coverimage
  \ifdefined\review@coverimageoption\else%
    \def\review@coverimageoption{}%
  \fi
  \ifrecls@coverfitpage%
    \def\review@coverimageoption{width=\paperwidth,height=\paperheight}%
  \fi
  \def\reviewbackcovercont{%
  \expandafter\includefullpagegraphicswithoutnmbl\expandafter[\review@coverimageoption]{\techbooster@coverimage}}%
\fi

\makeatother