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feat(node-launchpad): tweaks on resource allocation widget #1714

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May 16, 2024
Merged

feat(node-launchpad): tweaks on resource allocation widget #1714

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71 changes: 42 additions & 29 deletions node-launchpad/src/components/resource_allocation.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@ use crate::{
use super::{utils::centered_rect_fixed, Component};

pub const GB_PER_NODE: usize = 5;
pub const GB: usize = 1024 * 1024 * 1024;

pub struct ResourceAllocationInputBox {
/// Whether the component is active right now, capturing keystrokes + draw things.
Expand Down Expand Up @@ -71,7 +72,7 @@ impl Component for ResourceAllocationInputBox {
return Ok(vec![]);
}

// while in entry mode, keybinds are not captured, so gotta exit entry mode from here
// while in entry mode, key bindings are not captured, so gotta exit entry mode from here
let send_back = match key.code {
KeyCode::Enter => {
let allocated_space_str = self.allocated_space_input.value().to_string();
Expand Down Expand Up @@ -118,6 +119,35 @@ impl Component for ResourceAllocationInputBox {
self.allocated_space_input.handle_event(&Event::Key(key));
vec![]
}
KeyCode::Up | KeyCode::Down => {
let allocated_space_str = self.allocated_space_input.value().to_string();
let allocated_space = if let Ok(allocated_space) =
allocated_space_str.trim().parse::<usize>()
{
if key.code == KeyCode::Up {
if allocated_space + GB_PER_NODE <= self.available_disk_space_bytes / GB {
allocated_space + GB_PER_NODE
} else {
allocated_space
}
} else {
// Key::Down
if allocated_space >= GB_PER_NODE {
allocated_space - GB_PER_NODE
} else {
allocated_space
}
}
} else {
0
};
// set the new value
self.allocated_space_input = self
.allocated_space_input
.clone()
.with_value(allocated_space.to_string());
vec![]
}
_ => {
vec![]
}
Expand Down Expand Up @@ -156,7 +186,7 @@ impl Component for ResourceAllocationInputBox {
Direction::Vertical,
[
// for the layer 0 border
Constraint::Length(1),
Constraint::Length(2),
// for the input field
Constraint::Min(1),
// for help text
Expand All @@ -168,16 +198,18 @@ impl Component for ResourceAllocationInputBox {
.split(layer_zero);

// layer zero
let available_space_gb = self.available_disk_space_bytes / (1024 * 1024 * 1024);
let available_space_gb = self.available_disk_space_bytes / GB;
let pop_up_border = Paragraph::new("").block(
Block::default()
.borders(Borders::ALL)
.border_type(BorderType::Double)
.border_style(Style::new().bold())
.title(format!(
" Allocate space ({available_space_gb} GB available)",
)),
" Allocate space ({available_space_gb} GB available) ",
))
.title_alignment(Alignment::Center),
);

f.render_widget(Clear, layer_zero);
f.render_widget(pop_up_border, layer_zero);

Expand All @@ -187,33 +219,14 @@ impl Component for ResourceAllocationInputBox {
let scroll = self.allocated_space_input.visual_scroll(width as usize);
let input = Paragraph::new(self.allocated_space_input.value())
.scroll((0, scroll as u16))
// border left so that it doesn't conflict with layer_zero's border
.block(
Block::default()
// todo: this has to be cleaned up
.borders(Borders::LEFT)
.border_type(BorderType::Double)
.border_style(Style::new().bold()),
);

f.set_cursor(
// Put cursor past the end of the input text
layer_one[1].x
+ ((self.allocated_space_input.visual_cursor()).max(scroll) - scroll) as u16
+ 1,
layer_one[1].y,
);
.alignment(Alignment::Center);

f.render_widget(input, layer_one[1]);

f.render_widget(
Paragraph::new(" (Enter in 5GB increments)").block(
// todo clean up
Block::default()
.borders(Borders::LEFT)
.border_type(BorderType::Double)
.border_style(Style::new().bold()),
),
layer_one[2],
Paragraph::new(format!(" (Enter in {GB_PER_NODE}GB increments)↑↓ "))
.alignment(Alignment::Center),
layer_one[3],
);

Ok(())
Expand Down
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