1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
//! Workflow list view component
//!
//! Displays a list of available workflows with search and navigation.
use crate::tui::{state::WorkflowEntry, theme::Theme};
use ratatui::{
layout::{Constraint, Direction, Layout},
style::{Modifier, Style},
text::{Line, Span},
widgets::{Block, Borders, List, ListItem, Paragraph},
};
/// Workflow list view component
pub struct WorkflowListView;
impl WorkflowListView {
/// Create new workflow list view
pub fn new() -> Self {
Self
}
/// Render the workflow list
pub fn render(
frame: &mut ratatui::Frame,
area: ratatui::layout::Rect,
workflows: &[WorkflowEntry],
selected: usize,
theme: &Theme,
) {
// Split into header, list, and footer with proper margins
let chunks = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Length(3), // Header
Constraint::Min(5), // List (min 5 lines)
Constraint::Length(2), // Footer (2 lines for better visibility)
])
.split(area);
// Header with centered title
let header = Paragraph::new(Line::from(vec![Span::styled(
"DSL Workflow Manager",
Style::default()
.fg(theme.primary)
.add_modifier(Modifier::BOLD),
)]))
.alignment(ratatui::layout::Alignment::Center)
.block(
Block::default()
.borders(Borders::ALL)
.border_style(Style::default().fg(theme.border)),
);
frame.render_widget(header, chunks[0]);
// Build workflow list
let items: Vec<ListItem> = if workflows.is_empty() {
vec![
ListItem::new(Line::from("")),
ListItem::new(Line::from(Span::styled(
"No workflows found in current directory",
Style::default().fg(theme.muted),
))),
ListItem::new(Line::from("")),
ListItem::new(Line::from(vec![
Span::raw("Press "),
Span::styled(
"n",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" to create a new workflow"),
])),
ListItem::new(Line::from(vec![
Span::raw("Press "),
Span::styled(
"q",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" to quit"),
])),
]
} else {
workflows
.iter()
.enumerate()
.map(|(idx, entry)| {
let is_selected = idx == selected;
let style = if is_selected {
Style::default()
.fg(theme.bg)
.bg(theme.highlight)
.add_modifier(Modifier::BOLD)
} else {
Style::default().fg(theme.fg)
};
let prefix = if is_selected { "▶ " } else { " " };
ListItem::new(Line::from(vec![
Span::styled(prefix, style),
Span::styled(&entry.name, style),
]))
})
.collect()
};
let list = List::new(items).block(
Block::default()
.borders(Borders::ALL)
.border_style(Style::default().fg(theme.border))
.title(" Workflows "),
);
frame.render_widget(list, chunks[1]);
// Footer with keybindings (multi-line for better readability)
let footer = Paragraph::new(vec![Line::from(vec![
Span::styled(
"↑↓",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" Select │ "),
Span::styled(
"Enter",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" View │ "),
Span::styled(
"e",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" Edit │ "),
Span::styled(
"g",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" Generate │ "),
Span::styled(
"n",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" New │ "),
Span::styled(
"s",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" States │ "),
Span::styled(
"?",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" Help │ "),
Span::styled(
"q",
Style::default()
.fg(theme.accent)
.add_modifier(Modifier::BOLD),
),
Span::raw(" Quit"),
])])
.style(Style::default().fg(theme.fg).bg(theme.bg))
.alignment(ratatui::layout::Alignment::Center);
frame.render_widget(footer, chunks[2]);
}
}
impl Default for WorkflowListView {
fn default() -> Self {
Self::new()
}
}