feat: initial release

1 files changed, 142 insertions, 0 deletions

diff --git a/src/ui.rs b/src/ui.rs
new file mode 100644
index 0000000..b43a119
--- /dev/null
+++ b/src/ui.rs
@@ -0,0 +1,142 @@
+// This file is part of Germ <https://github.com/gemrest/sydney>.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 3.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// Copyright (C) 2022-2022 Fuwn <[email protected]>
+// SPDX-License-Identifier: GPL-3.0-only
+
+use tui::{
+  layout::{Constraint, Direction, Layout, Rect},
+  style::{Color, Style},
+  widgets,
+  widgets::{ListItem, Paragraph},
+};
+
+pub fn ui<B: tui::backend::Backend>(
+  f: &mut tui::Frame<'_, B>,
+  app: &mut crate::App,
+) {
+  let chunks = Layout::default()
+    .direction(Direction::Vertical)
+    .constraints(
+      [
+        Constraint::Percentage(95),
+        Constraint::Percentage(4),
+        Constraint::Percentage(1),
+      ]
+      .as_ref(),
+    )
+    .split(f.size());
+
+  let items: Vec<ListItem<'_>> = app
+    .items
+    .items
+    .iter()
+    .map(|(text_lines, _link)| {
+      let mut spans = vec![];
+
+      for line in text_lines {
+        spans.push(tui::text::Spans::from(line.as_str()));
+      }
+
+      ListItem::new(spans)
+    })
+    .collect();
+
+  let items = widgets::List::new(items).highlight_style(
+    Style::default()
+      .bg(Color::White)
+      .fg(Color::Black)
+      .add_modifier(tui::style::Modifier::BOLD),
+  );
+
+  f.render_stateful_widget(items, chunks[0], &mut app.items.state);
+  f.render_widget(
+    Paragraph::new(app.url.to_string())
+      .style(Style::default().bg(Color::White).fg(Color::Black)),
+    chunks[1],
+  );
+
+  if let Some(error) = app.error.as_ref() {
+    f.render_widget(
+      Paragraph::new(&**error).style(Style::default().bg(Color::Red)),
+      chunks[2],
+    );
+  } else if !app.input.is_empty() {
+    f.render_widget(Paragraph::new(&*app.input), chunks[2]);
+  }
+
+  if app.accept_response_input {
+    let block = widgets::Block::default()
+      .title(app.url.to_string())
+      .borders(widgets::Borders::ALL);
+    let area = centered_rect(60, 20, f.size());
+
+    f.render_widget(widgets::Clear, area);
+    f.render_widget(block.clone(), area);
+    f.render_widget(
+      Paragraph::new(format!(
+        "{} {}",
+        app.response_input_text.trim(),
+        app.response_input
+      ))
+      .wrap(widgets::Wrap {
+        trim: false
+      }),
+      block.inner(area),
+    );
+  }
+
+  if let Some(error) = &app.error {
+    let block = widgets::Block::default()
+      .title("Sydney")
+      .borders(widgets::Borders::ALL)
+      .style(Style::default().bg(Color::Cyan));
+    let area = centered_rect(60, 20, f.size());
+
+    f.render_widget(widgets::Clear, area);
+    f.render_widget(block.clone(), area);
+    f.render_widget(
+      Paragraph::new(error.to_string()).wrap(widgets::Wrap {
+        trim: false
+      }),
+      block.inner(area),
+    );
+  }
+}
+
+fn centered_rect(percent_x: u16, percent_y: u16, r: Rect) -> Rect {
+  let popup_layout = Layout::default()
+    .direction(Direction::Vertical)
+    .constraints(
+      [
+        Constraint::Percentage((100 - percent_y) / 2),
+        Constraint::Percentage(percent_y),
+        Constraint::Percentage((100 - percent_y) / 2),
+      ]
+      .as_ref(),
+    )
+    .split(r);
+
+  Layout::default()
+    .direction(Direction::Horizontal)
+    .constraints(
+      [
+        Constraint::Percentage((100 - percent_x) / 2),
+        Constraint::Percentage(percent_x),
+        Constraint::Percentage((100 - percent_x) / 2),
+      ]
+      .as_ref(),
+    )
+    .split(popup_layout[1])[1]
+}