% jsonresume.sty
% LaTeX package for rendering JSON Resume data
% Requires LuaLaTeX

\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{jsonresume}[2026/01/18 JSON Resume renderer for LuaLaTeX v2.0]

% Check for LuaTeX
\RequirePackage{ifluatex}
\ifluatex\else
  \PackageError{jsonresume}{This package requires LuaLaTeX}{%
    Please compile with lualatex instead of pdflatex or xelatex.}
\fi

% Required packages
\RequirePackage{hyperref}
\RequirePackage{enumitem}
\RequirePackage{xparse}

%-------------------------------------------------------------------------------
% Package Options
%-------------------------------------------------------------------------------

% Strict mode flag
\newif\ifjsonresume@strict
\jsonresume@strictfalse

% Declare options
\DeclareOption{strict}{\jsonresume@stricttrue}
\DeclareOption*{\PackageWarning{jsonresume}{Unknown option '\CurrentOption'}}
\ProcessOptions\relax

%-------------------------------------------------------------------------------
% Load the Lua module
%-------------------------------------------------------------------------------

\directlua{
  local path = kpse.find_file("jsonresume.lua", "lua")
  if not path then
    local dirs = {"./", "../", ""}
    for _, dir in ipairs(dirs) do
      local f = io.open(dir .. "jsonresume.lua", "r")
      if f then f:close() path = dir .. "jsonresume.lua" break end
    end
  end
  if path then
    jsonresume = dofile(path)
  else
    error("jsonresume.lua not found")
  end
}

% Set strict mode in Lua based on package option
\ifjsonresume@strict
  \directlua{jsonresume.strict = true}
  \PackageInfo{jsonresume}{Strict validation mode enabled}
\fi

%-------------------------------------------------------------------------------
% Loading Commands
%-------------------------------------------------------------------------------

% Load resume from a local JSON file
% Usage: \resumefromfile{path/to/resume.json}
\NewDocumentCommand{\resumefromfile}{m}{%
  \directlua{jsonresume.load_file("\luaescapestring{#1}")}%
}

% Load resume from a URL
% Usage: \resumefromurl{https://example.com/resume.json}
\NewDocumentCommand{\resumefromurl}{m}{%
  \directlua{jsonresume.load_url("\luaescapestring{#1}")}%
}

%-------------------------------------------------------------------------------
% Validation Commands
%-------------------------------------------------------------------------------

% Manually trigger validation
\NewDocumentCommand{\resumevalidate}{}{%
  \directlua{jsonresume.validate()}%
}

% Print validation summary to document
\NewDocumentCommand{\resumevalidationsummary}{}{%
  \directlua{tex.sprint(jsonresume.escape_latex(jsonresume.get_validation_summary()))}%
}

% Get warning count
\NewDocumentCommand{\resumewarningcount}{}{%
  \directlua{tex.sprint(tostring(jsonresume.get_warning_count()))}%
}

%-------------------------------------------------------------------------------
% Internal Helper Commands
%-------------------------------------------------------------------------------

% Get a value from the resume data
\NewDocumentCommand{\jrget}{m}{%
  \directlua{tex.sprint(jsonresume.get_escaped("\luaescapestring{#1}"))}%
}

% Get a raw value (not escaped)
\NewDocumentCommand{\jrgetraw}{m}{%
  \directlua{
    local val = jsonresume.get("\luaescapestring{#1}")
    if val then tex.sprint(tostring(val)) end
  }%
}

% Check if a path exists
\NewDocumentCommand{\jrifexists}{mmm}{%
  \directlua{
    if jsonresume.has("\luaescapestring{#1}") then
      tex.sprint([[\unexpanded{#2}]])
    else
      tex.sprint([[\unexpanded{#3}]])
    end
  }%
}

%-------------------------------------------------------------------------------
% Section Styling
%-------------------------------------------------------------------------------

% Section header style
\NewDocumentCommand{\jrsectionheader}{m}{%
  \vspace{0.8em}%
  {\large\bfseries\MakeUppercase{#1}}%
  \vspace{0.2em}%
  \hrule height 0.4pt%
  \vspace{0.5em}%
}

% Entry header (for work/education)
\NewDocumentCommand{\jrentryheader}{mmmm}{%
  % #1 = title/position, #2 = organization, #3 = location, #4 = dates
  \noindent\textbf{#1}%
  \ifx&#2&\else{ | #2}\fi%
  \hfill\textit{#4}%
  \ifx&#3&\else{\\\textit{#3}}\fi%
  \par%
}

%-------------------------------------------------------------------------------
% Section Commands - Core
%-------------------------------------------------------------------------------

% Basics Section (name, contact, summary)
\NewDocumentCommand{\resumebasics}{}{%
  \directlua{jsonresume.render_basics()}%
}

% Work Experience Section
\NewDocumentCommand{\resumework}{O{Experience}}{%
  \directlua{jsonresume.render_work("\luaescapestring{#1}")}%
}

% Education Section
\NewDocumentCommand{\resumeeducation}{O{Education}}{%
  \directlua{jsonresume.render_education("\luaescapestring{#1}")}%
}

% Skills Section
\NewDocumentCommand{\resumeskills}{O{Skills}}{%
  \directlua{jsonresume.render_skills("\luaescapestring{#1}")}%
}

%-------------------------------------------------------------------------------
% Section Commands - Extended
%-------------------------------------------------------------------------------

% Volunteer Section
\NewDocumentCommand{\resumevolunteer}{O{Volunteer Experience}}{%
  \directlua{jsonresume.render_volunteer("\luaescapestring{#1}")}%
}

% Awards Section
\NewDocumentCommand{\resumeawards}{O{Awards}}{%
  \directlua{jsonresume.render_awards("\luaescapestring{#1}")}%
}

% Certificates Section
\NewDocumentCommand{\resumecertificates}{O{Certifications}}{%
  \directlua{jsonresume.render_certificates("\luaescapestring{#1}")}%
}

% Publications Section
\NewDocumentCommand{\resumepublications}{O{Publications}}{%
  \directlua{jsonresume.render_publications("\luaescapestring{#1}")}%
}

% Languages Section
\NewDocumentCommand{\resumelanguages}{O{Languages}}{%
  \directlua{jsonresume.render_languages("\luaescapestring{#1}")}%
}

% Interests Section
\NewDocumentCommand{\resumeinterests}{O{Interests}}{%
  \directlua{jsonresume.render_interests("\luaescapestring{#1}")}%
}

% References Section
\NewDocumentCommand{\resumereferences}{O{References}}{%
  \directlua{jsonresume.render_references("\luaescapestring{#1}")}%
}

% Projects Section
\NewDocumentCommand{\resumeprojects}{O{Projects}}{%
  \directlua{jsonresume.render_projects("\luaescapestring{#1}")}%
}

%-------------------------------------------------------------------------------
% Combined Resume Commands
%-------------------------------------------------------------------------------

% Render core sections only (basics, work, education, skills)
\NewDocumentCommand{\renderresumecore}{}{%
  \resumebasics
  \resumework
  \resumeeducation
  \resumeskills
}

% Render all available sections in standard order
\NewDocumentCommand{\renderresume}{}{%
  \resumebasics
  \resumework
  \resumevolunteer
  \resumeeducation
  \resumeawards
  \resumecertificates
  \resumepublications
  \resumeskills
  \resumelanguages
  \resumeinterests
  \resumeprojects
  \resumereferences
}

\endinput