v0.1.0

.editorconfig

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+root = true
+
+[*.typ]
+indent_style = space
+indent_size = 4

.gitignore

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+*.pdf

README.md

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+# Rechnungstemplate IT-Syndikat
+
+Usage:
+
+```
+git clone https://git.it-syndikat.org/IT-Syndikat/its-rechnung
+cd its-rechnung
+git worktree add ~/.local/share/typst/packages/preview/its-rechnung/0.1.0 0.1.0`
+
+cd ~/wherever
+typst init @preview/its-rechnung:0.1.0
+```

lib.typ

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+#import "@preview/letter-pro:3.0.0": letter-simple
+
+#let format_date(d) = {
+    let month = (
+        "Jänner",
+        "Februar",
+        "März",
+        "April",
+        "Mai",
+        "Juni",
+        "Juli",
+        "August",
+        "September",
+        "Oktober",
+        "November",
+        "Dezember",
+    ).at(d.month()-1)
+    str(d.day()) + ". " + month + " " + str(d.year())
+}
+#let format_eur(dec) = {
+    let (int, frac) = str(dec).split(".")
+    let int = int.rev().clusters().chunks(3).intersperse(".").flatten().rev().join("")
+    let frac = frac + calc.max(0, 2-frac.len()) * "0"
+    align(right, text(number-width: "tabular", int + "," + frac + " €"))
+}
+
+#let its-rechnung(
+    recipient: none,
+    invoice_date: none,
+    due_date: none,
+    invoice_num: none,
+    items: (),
+) = {
+    set text(lang: "de", size: 10pt, font: "Noto Sans")
+    show heading.where(level: 1): set align(center)
+    show heading: set text(font: "Noto Serif")
+
+    let invoice_num = "R" + invoice_date.display("[year][month][day]") + "." + invoice_num
+
+    let total = items.map(((_name, amount)) => amount).sum()
+
+    letter-simple(
+        sender: (
+            name: "IT-Syndikat",
+            address: "c/o Cunst & Co, Tschamlerstraße 3, 6020 Innsbruck, Österreich",
+            extra: [
+                E-Mail: #link("mailto:wir@it-syndikat.org")[wir\@it-syndikat.org]\
+                ZVR-Nr.: 553029636
+            ],
+        ),
+        recipient: recipient,
+    )[
+        #let header_cells = (
+            ("Rechnungsnummer", invoice_num),
+            ("Fällig am", format_date(due_date)),
+            ("Rechnungsdatum", format_date(invoice_date)),
+        )
+        #grid(
+            columns: 5,
+            inset: 2.5pt,
+            ..header_cells.map(array.first).map(text.with(size: 0.7em)).intersperse(h(1fr)),
+            ..header_cells.map(array.last).intersperse(h(1fr)),
+        )
+
+        = Rechnung
+        #v(1em)
+
+        Wir erlauben uns wie folgt in Rechnung zu stellen:
+
+        #table(
+            columns: (1fr, auto),
+            stroke: none,
+            table.header([*Posten*], [*Betrag*]),
+            table.hline(),
+            ..items.map(((name, amount)) => ([#name], format_eur(amount))).flatten(),
+            table.hline(),
+            align(horizon)[*Total*], text(size: 1.2em, weight: "semibold", format_eur(total))
+        )
+
+        #v(2em)
+
+        Mit freundlichen Grüßen, \
+        Armin Brauns, \
+        Kassier IT-Syndikat.
+
+        #align(bottom, grid(columns: (1fr, 1.2fr), inset: 3pt,
+            [_Bankverbindung_], [_Legal information_],
+            table(columns: 2, stroke: none, align: (right, left), inset: 3pt,
+                [Empfänger:], [IT-Syndikat Innsbruck],
+                [IBAN:], [AT67 5700 0300 5321 9753],
+                [BIC:], [HYPTAT22],
+                [Payment reference:], invoice_num,
+            ),
+            align(top)[
+                Umsatzsteuerfrei aufgrund der Kleinunternehmerregelung. \
+                Austrian law applies.
+            ]
+        ))
+    ]
+}

template/main.typ

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+#import "@preview/its-rechnung:0.1.0": its-rechnung
+
+#its-rechnung(
+    recipient: [
+        Fritz Gruber \
+        Anichstraße 8 \
+        6020 Innsbruck \
+        Österreich
+    ],
+    invoice_date: datetime(year: 2025, month: 1, day: 3),
+    due_date: datetime(year: 2025, month: 1, day: 17),
+    invoice_num: "0042",
+    items: (
+        ("T-Shirt", decimal("20.00")),
+        ("Blinkenshit", decimal("5.99")),
+    ),
+)

typst.toml

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+[package]
+name = "its-rechnung"
+version = "0.1.0"
+entrypoint = "lib.typ"
+authors = ["Lambda"]
+license = "MIT"
+description = "IT-Syndikat Rechnungstemplate"
+categories = ["layout", "office"]
+repository = "https://git.it-syndikat.org/IT-Syndikat/its-rechnung"
+
+[template]
+path = "template"
+entrypoint = "main.typ"