Ely Office: six offline-first desktop apps in Rust and GPUI

ElyDoc, ElyTable, ElyShow (LibreOfficeKit), ElyPDF (MuPDF), ElyTree (Git),
ElyMark (Milkdown and CodeMirror in CEF). ElyMail and ElyAgent follow.

apps/ely-table/src/figures.rs

@@ -0,0 +1,97 @@
+//! The kernel's status texts in the interface language (TABLE-03, 05).
+
+use gpui::{App, SharedString};
+
+use crate::book::Book;
+
+/// The kernel's English names of the selection figures.
+const FIGURES: [(&str, &str); 7] = [
+    ("Sum", "table.figure.sum"),
+    ("Selection count", "table.figure.selected"),
+    ("Count", "table.figure.count"),
+    ("CountA", "table.figure.counta"),
+    ("Average", "table.figure.average"),
+    ("Max", "table.figure.max"),
+    ("Min", "table.figure.min"),
+];
+
+/// The kernel's explanations of a cell's error.
+const ERRORS: [(&str, &str); 25] = [
+    ("Error: Division by zero", "table.error.div_zero"),
+    ("Error: No value", "table.error.no_value"),
+    ("Error: Not a valid reference", "table.error.no_ref"),
+    ("Error: Invalid name", "table.error.no_name"),
+    ("Error: Invalid numeric value", "table.error.number"),
+    ("Error: Value not available", "table.error.not_available"),
+    ("Error: Add-in not found", "table.error.no_addin"),
+    ("Error: Macro not found", "table.error.no_macro"),
+    ("Internal syntactical error", "table.error.syntax"),
+    ("Error: No code or intersection", "table.error.no_code"),
+    ("Error: Invalid argument", "table.error.argument"),
+    ("Error in parameter list", "table.error.parameters"),
+    ("Error: Invalid character", "table.error.character"),
+    ("Error: in bracketing", "table.error.brackets"),
+    ("Error: Operator missing", "table.error.operator"),
+    ("Error: Variable missing", "table.error.variable"),
+    ("Error: Formula overflow", "table.error.formula_overflow"),
+    ("Error: String overflow", "table.error.string_overflow"),
+    ("Error: Internal overflow", "table.error.internal_overflow"),
+    ("Error: Array or matrix size", "table.error.array_size"),
+    ("Error: Circular reference", "table.error.circular"),
+    (
+        "Error: Calculation does not converge",
+        "table.error.converge",
+    ),
+    (
+        "Nested arrays are not supported.",
+        "table.error.nested_array",
+    ),
+    (
+        "Unsupported inline array content.",
+        "table.error.array_content",
+    ),
+    ("External content disabled.", "table.error.external"),
+];
+
+/// The kernel's cell status: its error, else the selection figures.
+pub fn label(status: &str, cx: &App) -> SharedString {
+    if let Some((_, key)) = ERRORS.iter().find(|(known, _)| *known == status) {
+        return Book::text(cx, key, &[]);
+    }
+    let parts: Vec<String> = status
+        .split("; ")
+        .map(|part| {
+            let known = part.split_once(": ").and_then(|(name, value)| {
+                let (_, key) = FIGURES.iter().find(|(known, _)| *known == name)?;
+                Some(Book::text(cx, key, &[("value", value.trim())]).to_string())
+            });
+            known.unwrap_or_else(|| {
+                log::warn!("table: the kernel status {part:?} has no label");
+                part.to_string()
+            })
+        })
+        .collect();
+    parts.join("  ").into()
+}
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn kernel_status_takes_the_interface_language() {
+        let cx = gpui::TestAppContext::single();
+        cx.update(|app| {
+            ely_ui::settings::install_defaults(app);
+            ely_ui::i18n::install(app);
+            let label = super::label("Average: 21; Sum: 42; Odd: 1", app);
+            let expect = format!(
+                "{}  {}  Odd: 1",
+                super::Book::text(app, "table.figure.average", &[("value", "21")]),
+                super::Book::text(app, "table.figure.sum", &[("value", "42")])
+            );
+            assert_eq!(label.as_ref(), expect, "known names relabel, others stay");
+            for (english, key) in super::ERRORS {
+                assert_eq!(super::label(english, app), super::Book::text(app, key, &[]));
+            }
+        });
+    }
+}