#show heading: set text(font: "New Computer Modern")
#show link: underline

// smartypants and latex compatibility
#show "--": [#sym.dash.en]
#show "---": [#sym.dash.em]
#show "\&": [#sym.amp]

// Choose the compiled language through cli by doing
//
// $ typst compile --input lang=de cv.typ
//
#let lang = {
    if "lang" in sys.inputs and sys.inputs.lang == "de" {
        "de"
    } else {
        "en"
    }
}

#let _columns_3(left_body, center_body, right_body) = {
    block[
        #box(width: 1fr)[
            #align(left)[#left_body]
        ]
        #box(width: 1fr)[
            #align(center)[#center_body]
        ]
        #box(width: 1fr)[
            #align(right)[#right_body]
        ]
    ]
}

#let header(about, columns: (1.5fr, 1fr, 1fr)) = {
    [= #about.fullname];
    let contact_fields = (for c in about.contact {
        if "link" in c {
            ([#c.icon ~ #link(c.link)[#c.text]],)
        } else {
            ([#c.icon ~ #c.text],)
        }
    })
    grid(
        columns: columns,
        gutter: 5pt,
        ..contact_fields
    );
}

#let subdued(body) = {
    block(inset: 5%, width: 85%, text(fill:luma(150), body))
}

#let entry(item: ()) = {
    if "title" in item {
        [*#item.title.at(lang)*]
    }
    if "place" in item {
        if "title" in item {
            [, ]
        }
        [_#item.place.at(lang)_]
    }
    [#h(1fr)]
    if "date" in item {
        [ _#item.date.at(lang)_ \ ]
    }
    if "bullets" in item {
        for bullet in item.bullets {
            [- #bullet.at(lang)]
        }
    }
    if "publication" in item {
        subdued[#item.publication.at(lang) \ ]
    };
    if "abstract" in item {
        subdued[#item.abstract.at(lang) \ ]
    }
}

#let horizon_line() = {v(-3pt); line(length: 100%); v(-5pt)}

#let section_header(title) = {[== #title]; horizon_line()};

#let section(title: "Section", entries: (), body) = {
    section_header(title);
    if body == none or body == [] {
        for e in entries {
            entry(item:e)
        }
    } else {
        body
    }
};

// Slightly re-styled entry with PLACE first and TITLE second
#let education_entry(item: ()) = {
    assert("place" in item and "title" in item and "date" in item, message: "Education items require place, program and date.");
    [*#item.place.at(lang)*, #item.title.at(lang) #h(1fr)];
    [ _#item.date.at(lang)_ \ ];
}

// Restyled entry with PLACE not emphasized like usual, and no date but an abstract
#let thesis_entry(item: ()) = {
    assert("title" in item and "place" in item, message: "Thesis items require type and title.");
    [*#item.title.at(lang)* #item.place.at(lang) #h(1fr)];
    [#par(item.abstract.at(lang))]
}

#let sel_word_lang(de: "", en:"") = {
    if lang == "de" {
        de
    } else {
        en
    }
}

// Old-style presentation of skills and qualifications, to be overhauled
#let skill_item(item: ()) = {
    [*#item.at(lang)*: \ ]
    for skill in item.content {
        [#skill.name.at(lang) (]
        for (i, v) in skill.items.enumerate() {
            [#v.at(lang)]
            if i < skill.items.len() - 1 {
                [, ]
            }
        }
        [) \ ]
    }
}

#let resume(contents) = {
    // Feel free to change the margin below to best fit your own CV
    set page(
        paper: "a4",
        margin: (x: 0.9cm, y: 1.3cm),
        footer: [
            #set text(
              fill: luma(200),
              size: 8pt,
            )
            #_columns_3[
                #smallcaps[#datetime.today().display("[month repr:long] [day], [year]")]
            ][
                #smallcaps[
                // FIXME: Source from about.fullname variable
                Marty Oehme
    //            #sym.dot.c
    //            CV
                ]
            ][
                #counter(page).display()
            ]
        ],
    )

    set par(justify: true)

    header(contents.about)

    if "summary" in contents {
        section(title:"", {
            contents.summary.at(lang)
        })
    };

    if "experience" in contents {
        let title = sel_word_lang(en:"Professional Experience", de:"Berufserfahrung")
        section(title: title, entries:contents.experience)[]
    }

    if "education" in contents {
        let title = sel_word_lang(en:"Education", de:"Ausbildung")
        section(title: title, entries:contents.thesis + contents.education)[]
    }

    if "volunteering" in contents {
        let title = sel_word_lang(en:"Volunteer Work", de:"Ehrenamt")
        section(title: title, entries:contents.volunteering)[]
    }

    if "skills" in contents {
        let title = sel_word_lang(en:"Qualifications", de:"Qualifikationen")
        section(title: "Qualifications", {
            for cat in contents.skills {
                skill_item(item:cat)
            }
        })
    }
}

#resume(
    yaml("content.yml")
)