%%%==============================================================================
%% Copyright 2022-present by Alceu Frigeri
%%
%% This work may be distributed and/or modified under the conditions of
%%
%% * The [LaTeX Project Public License](http://www.latex-project.org/lppl.txt),
%%   version 1.3c (or later), and/or
%% * The [GNU Affero General Public License](https://www.gnu.org/licenses/agpl-3.0.html),
%%   version 3 (or later)
%%
%% This work has the LPPL maintenance status *maintained*.
%%
%% The Current Maintainer of this work is Alceu Frigeri
%%
%% This is version {2.10} {2024/04/20}
%%
%% The list of files that compose this work can be found in the README.md file at
%% https://ctan.org/pkg/ufrgscca
%%
%%%==============================================================================
%% UFRGS stands for "Federal University of Rio Grande do Sul" in south Brazil
%% EE    stands for "Engineering School"
%% CCA   stands for "Control and Automation Engineering Course" (Portuguese acronym)
%%%==============================================================================
\NeedsTeXFormat{LaTeX2e}[2023/11/01]


\ProvidesExplPackage
    {ufrgscca-cover}
    {2024/04/20}
    {2.10}
    {UFRGS/CCA cover commands}


%%%%%%%
%%%
%%% Just an attempt of having my packages info in a regular way
%%% Idea being: { <pck-name> / pkg info } for each and all.
%%%
%%%%%%%
\keys_define:nn { ufrgscca-cover / pkg info}
  {
     name        .code:n = {ufrgscca-cover} ,
     prefix      .code:n = {ufrgscca} ,
     date        .code:n = {2024/04/20},
     version     .code:n = {2.10} ,
     description .code:n = {UFRGS/CCA~ cover~pages}
  }
\cs_if_exist:NF \PkgInfo 
  {
    \NewDocumentCommand \PkgInfo {mm} { \keys_set:nn {#1 / pkg info}{#2} } 
    \NewDocumentCommand \PkgDescription {m} 
      { \noindent Package~ \textbf{\PkgInfo{#1}{name}}~Version:~\PkgInfo{#1}{version}~ -~ \PkgInfo{#1}{date}\par \emph{\PkgInfo{#1}{description}}~\par } 
  }  
%%%%%%%
%%% End of cut-n-paste
%%%%%%%


\NewDocumentCommand{\reportclass}{mm}{%
  \SetHeadings{%
    class.code = {#1} ,
    class.name = {#2} ,
  }
}%
%

\NewDocumentCommand{\reportdescription}{m}{%
  \SetTerms{%
    class-report.desc = {#1} ,
  }
}%
%


\cs_generate_variant:Nn \text_uppercase:n {e}

\NewDocumentCommand{\location}{mm}{%%
  \SetConsts{%
    publ.city = {#1} ,
    publ.state = {#2} ,
  }
}%%


\prop_new_linked:N \l__ufrgscca_coverpages_prop


\NewDocumentCommand{\SetCoverFields}{mm+m}{
  \prop_put:Nnn \l__ufrgscca_coverpages_prop {#1.#2}{#3}
}

\NewDocumentCommand{\MakeCoverPages}{m} 
  {
    \__ufrgscca_student_emptyfields_if_none:
%    \seq_set_from_clist:Ne \l__ufrgscca_tmp_seq {\prop_item:Nn \l__ufrgscca_coverpages_prop {#1.clist} }

    \prop_get:NnN \l__ufrgscca_coverpages_prop {#1.clist} \l_tmpa_tl
    \seq_set_from_clist:Ne \l__ufrgscca_tmp_seq {\l_tmpa_tl }

    \seq_map_inline:Nn \l__ufrgscca_tmp_seq 
      {
        \keys_set:nn { ufrgscca / layout }{##1 = #1}
      }

  }


\keys_define:nn { ufrgscca / layout }
  {
    cover        .usage:n    = general,
	  cover        .code:n     = {\__ufrgscca_cover_page:n{#1}},
    desc         .usage:n    = general,
	  desc         .code:n     = {\__ufrgscca_desc_page:n{#1}},
    approval     .usage:n    = general,
    approval     .code:n     = {\__ufrgscca_approval_page:n{#1}},
  }
  
\cs_generate_variant:Nn \seq_map_inline:Nn {Ne}
\cs_generate_variant:Nn \seq_set_from_clist:Nn {Ne}

\coffin_new:N \l__ufrgscca_top_coffin 
\coffin_new:N \l__ufrgscca_student_coffin
\coffin_new:N \l__ufrgscca_title_coffin
\coffin_new:N \l__ufrgscca_desc_coffin
\coffin_new:N \l__ufrgscca_adv_coffin
\coffin_new:N \l__ufrgscca_board_coffin
\coffin_new:N \l__ufrgscca_coord_coffin

\dim_new:N \l__ufrgscca_top_ht_dim

\dim_new:N \l__ufrgscca_student_voffset_dim
\dim_new:N \l__ufrgscca_student_ht_dim

\dim_new:N \l__ufrgscca_title_voffset_dim
\dim_new:N \l__ufrgscca_title_wd_dim
\dim_new:N \l__ufrgscca_title_ht_dim

\dim_new:N \l__ufrgscca_desc_wd_dim
\dim_new:N \l__ufrgscca_desc_ht_dim
\dim_new:N \l__ufrgscca_desc_voffset_dim

\dim_new:N \l__ufrgscca_adv_wd_dim
\dim_new:N \l__ufrgscca_adv_ht_dim
\dim_new:N \l__ufrgscca_adv_voffset_dim


\cs_new_protected:Npn \__ufrgscca_cover_page_base:n #1
  {
    \dim_gset:Nn \l__ufrgscca_title_wd_dim {0.6\textwidth}% {95mm}
    \dim_gset:Nn \l__ufrgscca_desc_wd_dim {0.6\textwidth}% {95mm}
    \dim_gset:Nn \l__ufrgscca_adv_wd_dim {0.68\textwidth}% {95mm}
  
    \vcoffin_gset:Nnn \l__ufrgscca_top_coffin {\textwidth}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.top} }
  
    \vcoffin_gset:Nnn \l__ufrgscca_student_coffin {\l__ufrgscca_title_wd_dim}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.students} }
      
    \vcoffin_gset:Nnn \l__ufrgscca_title_coffin {\l__ufrgscca_title_wd_dim}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.title} }
  
    \dim_gset:Nn \l__ufrgscca_student_ht_dim {\coffin_ht:N \l__ufrgscca_student_coffin}
    \dim_gset:Nn \l__ufrgscca_top_ht_dim {\coffin_ht:N \l__ufrgscca_top_coffin}
    \dim_gset:Nn \l__ufrgscca_title_voffset_dim {0.29\textheight} %%{0.3\textheight} 
    \dim_gset:Nn \l__ufrgscca_desc_voffset_dim {0.42\textheight} %%{0.45\textheight}   
    \dim_gset:Nn \l__ufrgscca_adv_voffset_dim {0.54\textheight} 
    \dim_gset:Nn \l__ufrgscca_student_voffset_dim {(\l__ufrgscca_title_voffset_dim + \l__ufrgscca_top_ht_dim - \l__ufrgscca_student_ht_dim)/2}
  
    \coffin_gjoin:NnnNnnnn \l__ufrgscca_top_coffin {hc}{t} \l__ufrgscca_student_coffin {hc}{t} {0pt} {-\l__ufrgscca_student_voffset_dim} 
    \coffin_gjoin:NnnNnnnn \l__ufrgscca_top_coffin {hc}{t} \l__ufrgscca_title_coffin {hc}{t} {0pt} {-\l__ufrgscca_title_voffset_dim} 
  }




\cs_new_protected:Npn \__ufrgscca_cover_page:n #1 
  {
    \__ufrgscca_cover_page_base:n{#1}
      
    \noindent\coffin_typeset:Nnnnn \l__ufrgscca_top_coffin {l}{b} {0pt}{0pt}
  
    \vfill
    { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.bottom} }
    %\newpage
    \__ufrgscca_clearpage:
  }

\cs_new_protected:Npn \__ufrgscca_desc_page:n #1 
  {
    \__ufrgscca_cover_page_base:n{#1}      
  
    \vcoffin_gset:Nnn \l__ufrgscca_desc_coffin {\l__ufrgscca_desc_wd_dim}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.text-descpage} }
  
    \vcoffin_gset:Nnn \l__ufrgscca_adv_coffin {\l__ufrgscca_adv_wd_dim}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.advisor-descpage} }
    
    \coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {r}{t} \l__ufrgscca_desc_coffin {r}{t} {0pt} {-\l__ufrgscca_desc_voffset_dim} 
     
    %\coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {r}{b} \l__ufrgscca_adv_coffin {r}{t} {0pt} {-3\parsep} 
    \coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {r}{t} \l__ufrgscca_adv_coffin {r}{t} {0pt} {-\l__ufrgscca_adv_voffset_dim}   
      
    \noindent\coffin_typeset:Nnnnn \l__ufrgscca_top_coffin {l}{b} {0pt}{0pt}
  
    \vfill
    { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.bottom-descpage} }
    %\newpage
    \__ufrgscca_clearpage:
  }


\cs_new_protected:Npn \__ufrgscca_approval_page:n #1 
  {
    \__ufrgscca_cover_page_base:n{#1}        
    \vcoffin_gset:Nnn \l__ufrgscca_desc_coffin {\l__ufrgscca_desc_wd_dim}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.text-approvalpage} }
  
    \vcoffin_gset:Nnn \l__ufrgscca_adv_coffin {\l__ufrgscca_adv_wd_dim}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.advisor-approvalpage} }
  
    \vcoffin_gset:Nnn \l__ufrgscca_board_coffin {\textwidth}
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.board} }
  
    \vcoffin_gset:Nnn \l__ufrgscca_coord_coffin {\l__ufrgscca_adv_wd_dim} 
      { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.coord} }
  
    \coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {r}{t} \l__ufrgscca_desc_coffin {r}{t} {0pt} {-\l__ufrgscca_desc_voffset_dim} 
     
    %\coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {r}{b} \l__ufrgscca_adv_coffin {r}{t} {0pt} {-3\parsep} 
    \coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {r}{t} \l__ufrgscca_adv_coffin {r}{t} {0pt} {-\l__ufrgscca_adv_voffset_dim}   
      
    \coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {l}{b} \l__ufrgscca_board_coffin {l}{t} {0pt} {-3\parsep} 
    \coffin_join:NnnNnnnn \l__ufrgscca_top_coffin {r}{b} \l__ufrgscca_coord_coffin {r}{t} {0pt} {-3\parsep} 
      
    \noindent\coffin_typeset:Nnnnn \l__ufrgscca_top_coffin {l}{b} {0pt}{0pt}
  
    \vfill
    { \prop_item:Nn \l__ufrgscca_coverpages_prop {#1.bottom-approvalpage} }
    %\newpage
    \__ufrgscca_clearpage:
  }