\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{pidi-thesis}[2025/09/03 v1.0 PidI Thesis Class]

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% Hyperref setup
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pdftitle={},
pdfauthor={},
colorlinks=true,
linkcolor=[rgb]{0.0,0.2,0.6},
citecolor=[rgb]{0.0,0.2,0.6},
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% --- Meta fields
\newcommand{\thesistitle}{}
\newcommand{\thesisshorttitle}{}
\newcommand{\authorname}{}
\newcommand{\matrikel}{}
\newcommand{\degree}{}
\newcommand{\institution}{}
\newcommand{\faculty}{}
\newcommand{\course}{Praktikum in der Industrie (PidI 3)}
\newcommand{\company}{}
\newcommand{\advisor}{}
\newcommand{\daterange}{}
\newcommand{\submissiondate}{}

\newcommand{\setthesismeta}[9]{%
\renewcommand{\thesistitle}{#1}%
\renewcommand{\thesisshorttitle}{#2}%
\renewcommand{\authorname}{#3}%
\renewcommand{\matrikel}{#4}%
\renewcommand{\degree}{#5}%
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\renewcommand{\faculty}{#7}%
\renewcommand{\company}{#8}%
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}

\newcommand{\setdates}[2]{%
\renewcommand{\daterange}{#1}%
\renewcommand{\submissiondate}{#2}%
}

% Update header and pdf meta when title/author set
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\renewcommand{\shorthead}{\thesisshorttitle}%
\hypersetup{pdftitle=\thesistitle, pdfauthor=\authorname}%
}

% Title page per spec, clean & simple
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\newcommand{\unilogo}{}
\newcommand{\maketitlepage}{%
\begin{titlepage}

\newcommand{\hlogo}{1.5cm}

\centering

{\bfseries\LARGE \thesistitle\par}
\vspace{2em}
{\Large \course\par}
\vspace{2em}
{\large \textbf{Autor/in:} \authorname \\
\textbf{Matrikelnummer:} \matrikel \par}
\vspace{1em}
{\large \textbf{Studiengang/Abschluss:} \degree \par}
\vspace{1em}
{\large \textbf{Hochschule:} \institution \\
\textbf{Fakultät/Bereich:} \faculty \par}
\vspace{1em}
{\large \textbf{Partnerunternehmen:} \company \\
\textbf{Betreuer/in im Unternehmen:} \advisor \par}

\vspace{2em}
\includegraphics[height=\hlogo]{\companylogo}
\hfill
\includegraphics[height=\hlogo]{\unilogo}
\vfill
{\large \textbf{Tätigkeitszeitraum:} \daterange \par}
\vspace{0.5em}
{\large \textbf{Abgabedatum:} \submissiondate \par}

\addcontentsline{toc}{chapter}{Titelseite}
\end{titlepage}
}

% Confirmation page (Bescheinigung)
\newcommand{\confirmationpage}{%
\chapter*{Bescheinigung}
Hiermit wird bestätigt, dass \textbf{\authorname} das Praktikum \textbf{\course} im Partnerunternehmen \textbf{\company} im Zeitraum \textbf{\daterange} selbständig durchgeführt hat. Es wurden mindestens \textbf{24 Manntage} an dem Projekt gearbeitet. Der Einsatz von KI beschränkt sich maximal auf die erlaubten Zwecke.

\vspace{4em}
\begin{tabularx}{\textwidth}{X X}
\hrulefill & \hrulefill               \\
Ort, Datum & Unterschrift Betreuer/in \\
\end{tabularx}

\addcontentsline{toc}{chapter}{Bescheinigung}
\clearpage
}

% Abstract & declarations convenience
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\maketitlepage
\renewcommand*\contentsname{Inhaltsangabe}
\tableofcontents
\addcontentsline{toc}{chapter}{Inhaltsangabe}
\confirmationpage
\input{frontmatter/usage-of-ai}
\input{frontmatter/abstract}
\input{frontmatter/acknowledgments}
\clearpage
\pagenumbering{arabic}
}

% Bibliography (biblatex expected)
\newcommand{\printrefs}{%
\clearpage
\addcontentsline{toc}{chapter}{Literaturverzeichnis}
\printbibliography
}