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//! The status line under the grid: paging, the row limit, the staged-change
//! buttons, and the confirmation a careful connection asks for.
use gpui_kit::component::button::{Button, ButtonVariants};
use gpui_kit::component::input::NumberInput;
use gpui_kit::component::menu::{DropdownMenu as _, PopupMenuItem};
use gpui_kit::component::{ActiveTheme, Disableable, IconName, Sizable, h_flex};
use gpui_kit::prelude::*;
use gpui_kit::{Context, div, px};
use crate::db::export::Format;
use crate::ui::busy::busy_label;
use super::{ApplyEdits, DiscardEdits, InsertRow, TableView, ToggleRowPanel, change_summary};
impl TableView {
/// The changes waiting for an answer, above the footer.
///
/// The statements themselves are not shown: the rows on screen already
/// say what will happen to them, in the colours they are drawn in.
pub(super) fn render_confirm(&self, cx: &mut Context<Self>) -> impl IntoElement {
let question = self
.confirming
.as_ref()
.map(|write| write.question.clone())
.unwrap_or_default();
h_flex()
.p_2()
.gap_2()
.justify_between()
.border_t_1()
.border_color(cx.theme().border)
.bg(cx.theme().secondary)
.child(
div()
.text_xs()
.text_color(cx.theme().warning)
.child(format!("Apply {question}?")),
)
.child(
h_flex()
.gap_2()
.child(
Button::new("cancel-write")
.ghost()
.xsmall()
.label("Cancel")
.tooltip("Leave the changes as they are")
.on_click(cx.listener(|this, _, _window, cx| this.cancel_write(cx))),
)
.child(
Button::new("confirm-write")
.primary()
.xsmall()
.label("Apply")
.tooltip("Write the changes to the server")
.on_click(cx.listener(|this, _, _window, cx| this.confirm_write(cx))),
),
)
}
pub(super) fn render_footer(&self, cx: &mut Context<Self>) -> impl IntoElement {
let first_row = self.page * self.limit;
let range = if self.loaded_rows == 0 {
"No rows".to_string()
} else {
format!("Rows {}–{}", first_row + 1, first_row + self.loaded_rows)
};
let (edited, inserted, deleted) = self.grid.read(cx).pending_counts(cx);
let staged = edited + inserted + deleted;
let changed = match staged {
0 => None,
_ => Some(change_summary(edited, inserted, deleted)),
};
// An error says so in words: the colour it is drawn in is the only
// other thing telling it apart from the row count beside it.
let busy = self.error.is_none() && (self.loading || self.committing);
let message = match (&self.error, self.loading, self.committing) {
(Some(error), _, _) => (format!("Error: {error}"), cx.theme().danger),
(None, _, true) => ("Writing…".to_string(), cx.theme().muted_foreground),
(None, true, _) => ("Loading…".to_string(), cx.theme().muted_foreground),
// The question comes first: it is the one thing here waiting on
// an answer.
(None, false, _) => match (&self.pending, &changed, &self.notice) {
(Some(action), _, _) => (
format!(
"{} discards {}",
action.label(),
change_summary(edited, inserted, deleted)
),
cx.theme().danger,
),
(None, Some(changed), _) => (changed.clone(), cx.theme().warning),
(None, None, Some(notice)) => (notice.clone(), cx.theme().muted_foreground),
(None, None, None) => (range, cx.theme().muted_foreground),
},
};
h_flex()
.flex_none()
.px_3()
.py_1()
.gap_3()
.justify_between()
.border_t_1()
.border_color(cx.theme().border)
.bg(cx.theme().status_bar)
.child(
h_flex()
.gap_2()
.child(
Button::new("previous-page")
.ghost()
.xsmall()
.icon(IconName::ChevronLeft)
.accessibility_label("Previous page")
.tooltip("Previous page")
.disabled(!self.has_previous() || self.loading)
.on_click(cx.listener(|this, _, _window, cx| {
this.go(this.page.saturating_sub(1), cx)
})),
)
.child(
Button::new("next-page")
.ghost()
.xsmall()
.icon(IconName::ChevronRight)
.accessibility_label("Next page")
.tooltip("Next page")
.disabled(!self.has_next() || self.loading)
.on_click(
cx.listener(|this, _, _window, cx| this.go(this.page + 1, cx)),
),
)
.child(
div()
.text_xs()
.text_color(cx.theme().muted_foreground)
.child("Limit"),
)
.child(
div()
.w(px(88.))
.child(NumberInput::new(&self.limit_input).xsmall()),
)
.child(if busy {
div()
.text_xs()
.child(busy_label(message.0.clone(), message.1))
.into_any_element()
} else {
div()
.text_xs()
.text_color(message.1)
.child(message.0.clone())
.into_any_element()
}),
)
.child(
h_flex()
.gap_2()
.when_some(self.read_only_reason(), |this, reason| {
this.child(
div()
.text_xs()
.text_color(cx.theme().muted_foreground)
.child(format!("Read-only: {reason}")),
)
})
.when_some(self.pending.clone(), |this, _| {
this.child(
Button::new("keep-edits")
.ghost()
.xsmall()
.label("Keep editing")
.tooltip("Leave the page as it is")
.on_click(cx.listener(|this, _, _window, cx| this.keep_edits(cx))),
)
.child(
Button::new("discard-and-continue")
.danger()
.xsmall()
.label("Discard")
.tooltip("Throw the edits away and carry on")
.on_click(cx.listener(|this, _, _window, cx| {
this.discard_and_continue(cx)
})),
)
})
.when(
self.is_editable() && self.pending.is_none() && self.confirming.is_none(),
|this| {
this.child(
Button::new("insert-row")
.ghost()
.xsmall()
.label("New row")
.tooltip_with_action(
"Add a row to fill in",
&InsertRow,
Some("TableView > DataTable"),
)
.disabled(self.committing)
.on_click(
cx.listener(|this, _, _window, cx| this.insert_row(cx)),
),
)
},
)
// Hidden while a write is waiting to be confirmed: the
// confirm banner above already asks about the same
// changes, so showing both looks like clicking Apply did
// nothing.
.when(
staged > 0 && self.pending.is_none() && self.confirming.is_none(),
|this| {
this.child(
Button::new("discard-edits")
.ghost()
.xsmall()
.label("Discard")
.tooltip_with_action(
"Throw away the staged edits",
&DiscardEdits,
Some("TableView"),
)
.disabled(self.committing)
.on_click(cx.listener(|this, _, window, cx| {
this.on_discard_edits(&DiscardEdits, window, cx)
})),
)
.child(
Button::new("apply-edits")
.primary()
.xsmall()
.label("Apply")
.tooltip_with_action(
"Write the staged edits",
&ApplyEdits,
Some("TableView"),
)
.disabled(self.committing)
.on_click(cx.listener(|this, _, _window, cx| this.commit(cx))),
)
},
)
.child({
let view = cx.entity().downgrade();
Button::new("export-table")
.ghost()
.xsmall()
.label("Export")
.dropdown_caret(true)
.tooltip("Write the whole table to a file")
.disabled(self.loading || self.committing)
.dropdown_menu(move |mut menu, _window, _cx| {
for format in Format::FILE {
let view = view.clone();
menu =
menu.item(
PopupMenuItem::new(format!(
"Export as {}…",
format.label()
))
.on_click(move |_, _window, cx| {
if let Some(view) = view.upgrade() {
view.update(cx, |view, cx| {
view.export(format, cx)
});
}
}),
);
}
menu
})
})
.child(
Button::new("view-structure")
.ghost()
.xsmall()
.label("View structure")
.on_click(cx.listener(|this, _, _window, cx| this.view_structure(cx))),
)
.child(
Button::new("toggle-row-panel")
.ghost()
.xsmall()
.icon(IconName::PanelRightOpen)
.accessibility_label("Toggle row detail panel")
.tooltip_with_action(
"Show the focused row as fields",
&ToggleRowPanel,
Some("TableView"),
)
.on_click(cx.listener(|this, _, window, cx| {
this.on_toggle_row_panel(&ToggleRowPanel, window, cx)
})),
),
)
}
}