Files
g3/crates/g3-cli/src/ui_writer_impl.rs
2025-10-27 10:37:05 +11:00

348 lines
12 KiB
Rust

use g3_core::ui_writer::UiWriter;
use std::io::{self, Write};
use std::sync::Mutex;
/// Console implementation of UiWriter that prints to stdout
pub struct ConsoleUiWriter {
current_tool_name: Mutex<Option<String>>,
current_tool_args: Mutex<Vec<(String, String)>>,
current_output_line: Mutex<Option<String>>,
output_line_printed: Mutex<bool>,
in_todo_tool: Mutex<bool>,
}
impl ConsoleUiWriter {
pub fn new() -> Self {
Self {
current_tool_name: Mutex::new(None),
current_tool_args: Mutex::new(Vec::new()),
current_output_line: Mutex::new(None),
output_line_printed: Mutex::new(false),
in_todo_tool: Mutex::new(false),
}
}
fn print_todo_line(&self, line: &str) {
// Transform and print todo list lines elegantly
let trimmed = line.trim();
// Skip the "📝 TODO list:" prefix line
if trimmed.starts_with("📝 TODO list:") || trimmed == "📝 TODO list is empty" {
return;
}
// Handle empty lines
if trimmed.is_empty() {
println!();
return;
}
// Detect indentation level
let indent_count = line.chars().take_while(|c| c.is_whitespace()).count();
let indent = " ".repeat(indent_count / 2); // Convert spaces to visual indent
// Format based on line type
if trimmed.starts_with("- [ ]") {
// Incomplete task
let task = trimmed.strip_prefix("- [ ]").unwrap_or(trimmed).trim();
println!("{}{}", indent, task);
} else if trimmed.starts_with("- [x]") || trimmed.starts_with("- [X]") {
// Completed task
let task = trimmed.strip_prefix("- [x]")
.or_else(|| trimmed.strip_prefix("- [X]"))
.unwrap_or(trimmed)
.trim();
println!("{}\x1b[2m☑ {}\x1b[0m", indent, task);
} else if trimmed.starts_with("- ") {
// Regular bullet point
let item = trimmed.strip_prefix("- ").unwrap_or(trimmed).trim();
println!("{}{}", indent, item);
} else if trimmed.starts_with("# ") {
// Heading
let heading = trimmed.strip_prefix("# ").unwrap_or(trimmed).trim();
println!("\n\x1b[1m{}\x1b[0m", heading);
} else if trimmed.starts_with("## ") {
// Subheading
let subheading = trimmed.strip_prefix("## ").unwrap_or(trimmed).trim();
println!("\n\x1b[1m{}\x1b[0m", subheading);
} else if trimmed.starts_with("**") && trimmed.ends_with("**") {
// Bold text (section marker)
let text = trimmed.trim_start_matches("**").trim_end_matches("**");
println!("{}\x1b[1m{}\x1b[0m", indent, text);
} else {
// Regular text or note
println!("{}{}", indent, trimmed);
}
}
}
impl UiWriter for ConsoleUiWriter {
fn print(&self, message: &str) {
print!("{}", message);
}
fn println(&self, message: &str) {
println!("{}", message);
}
fn print_inline(&self, message: &str) {
print!("{}", message);
let _ = io::stdout().flush();
}
fn print_system_prompt(&self, prompt: &str) {
println!("🔍 System Prompt:");
println!("================");
println!("{}", prompt);
println!("================");
println!();
}
fn print_context_status(&self, message: &str) {
println!("{}", message);
}
fn print_context_thinning(&self, message: &str) {
// Animated highlight for context thinning
// Use bright cyan/green with a quick flash animation
// Flash animation: print with bright background, then normal
let frames = vec![
"\x1b[1;97;46m", // Frame 1: Bold white on cyan background
"\x1b[1;97;42m", // Frame 2: Bold white on green background
"\x1b[1;96;40m", // Frame 3: Bold cyan on black background
];
println!();
// Quick flash animation
for frame in &frames {
print!("\r{}{}\x1b[0m", frame, message);
let _ = io::stdout().flush();
std::thread::sleep(std::time::Duration::from_millis(80));
}
// Final display with bright cyan and sparkle emojis
print!("\r\x1b[1;96m✨ {}\x1b[0m", message);
println!();
// Add a subtle "success" indicator line
println!("\x1b[2;36m └─ Context optimized successfully\x1b[0m");
println!();
let _ = io::stdout().flush();
}
fn print_tool_header(&self, tool_name: &str) {
// Store the tool name and clear args for collection
*self.current_tool_name.lock().unwrap() = Some(tool_name.to_string());
self.current_tool_args.lock().unwrap().clear();
// Check if this is a todo tool call
let is_todo = tool_name == "todo_read" || tool_name == "todo_write";
*self.in_todo_tool.lock().unwrap() = is_todo;
// For todo tools, we'll skip the normal header and print a custom one later
if is_todo {
}
}
fn print_tool_arg(&self, key: &str, value: &str) {
// Collect arguments instead of printing immediately
// Filter out any keys that look like they might be agent message content
// (e.g., keys that are suspiciously long or contain message-like content)
let is_valid_arg_key = key.len() < 50
&& !key.contains('\n')
&& !key.contains("I'll")
&& !key.contains("Let me")
&& !key.contains("Here's")
&& !key.contains("I can");
if is_valid_arg_key {
self.current_tool_args
.lock()
.unwrap()
.push((key.to_string(), value.to_string()));
}
}
fn print_tool_output_header(&self) {
// Skip normal header for todo tools
if *self.in_todo_tool.lock().unwrap() {
println!(); // Just add a newline
return;
}
println!();
// Now print the tool header with the most important arg in bold green
if let Some(tool_name) = self.current_tool_name.lock().unwrap().as_ref() {
let args = self.current_tool_args.lock().unwrap();
// Find the most important argument - prioritize file_path if available
let important_arg = args
.iter()
.find(|(k, _)| k == "file_path")
.or_else(|| args.iter().find(|(k, _)| k == "command" || k == "path"))
.or_else(|| args.first());
if let Some((_, value)) = important_arg {
// For multi-line values, only show the first line
let first_line = value.lines().next().unwrap_or("");
// Truncate long values for display
let display_value = if first_line.len() > 80 {
// Use char_indices to safely truncate at character boundary
let truncate_at = first_line.char_indices()
.nth(77)
.map(|(i, _)| i)
.unwrap_or(first_line.len());
format!("{}...", &first_line[..truncate_at])
} else {
first_line.to_string()
};
// Add range information for read_file tool calls
let header_suffix = if tool_name == "read_file" {
// Check if start or end parameters are present
let has_start = args.iter().any(|(k, _)| k == "start");
let has_end = args.iter().any(|(k, _)| k == "end");
if has_start || has_end {
let start_val = args.iter().find(|(k, _)| k == "start").map(|(_, v)| v.as_str()).unwrap_or("0");
let end_val = args.iter().find(|(k, _)| k == "end").map(|(_, v)| v.as_str()).unwrap_or("end");
format!(" [{}..{}]", start_val, end_val)
} else {
String::new()
}
} else {
String::new()
};
// Print with bold green tool name, purple (non-bold) for pipe and args
println!("┌─\x1b[1;32m {}\x1b[0m\x1b[35m | {}{}\x1b[0m", tool_name, display_value, header_suffix);
} else {
// Print with bold green formatting using ANSI escape codes
println!("┌─\x1b[1;32m {}\x1b[0m", tool_name);
}
}
}
fn update_tool_output_line(&self, line: &str) {
let mut current_line = self.current_output_line.lock().unwrap();
let mut line_printed = self.output_line_printed.lock().unwrap();
// If we've already printed a line, clear it first
if *line_printed {
// Move cursor up one line and clear it
print!("\x1b[1A\x1b[2K");
}
// Print the new line
println!("\x1b[2m{}\x1b[0m", line);
let _ = io::stdout().flush();
// Update state
*current_line = Some(line.to_string());
*line_printed = true;
}
fn print_tool_output_line(&self, line: &str) {
// Special handling for todo tools
if *self.in_todo_tool.lock().unwrap() {
self.print_todo_line(line);
return;
}
println!("\x1b[2m{}\x1b[0m", line);
}
fn print_tool_output_summary(&self, count: usize) {
// Skip for todo tools
if *self.in_todo_tool.lock().unwrap() {
return;
}
println!(
"\x1b[2m({} line{})\x1b[0m",
count,
if count == 1 { "" } else { "s" }
);
}
fn print_tool_timing(&self, duration_str: &str) {
// For todo tools, just print a simple completion message
if *self.in_todo_tool.lock().unwrap() {
println!();
*self.in_todo_tool.lock().unwrap() = false;
return;
}
// Parse the duration string to determine color
// Format is like "1.5s", "500ms", "2m 30.0s"
let color_code = if duration_str.ends_with("ms") {
// Milliseconds - use default color (< 1s)
""
} else if duration_str.contains('m') {
// Contains minutes
// Extract minutes value
if let Some(m_pos) = duration_str.find('m') {
if let Ok(minutes) = duration_str[..m_pos].trim().parse::<u32>() {
if minutes >= 5 {
"\x1b[31m" // Red for >= 5 minutes
} else {
"\x1b[38;5;208m" // Orange for >= 1 minute but < 5 minutes
}
} else {
"" // Default color if parsing fails
}
} else {
"" // Default color if 'm' not found (shouldn't happen)
}
} else if duration_str.ends_with('s') {
// Seconds only
if let Some(s_value) = duration_str.strip_suffix('s') {
if let Ok(seconds) = s_value.trim().parse::<f64>() {
if seconds >= 1.0 {
"\x1b[33m" // Yellow for >= 1 second
} else {
"" // Default color for < 1 second
}
} else {
"" // Default color if parsing fails
}
} else {
"" // Default color
}
} else {
// Milliseconds or other format - use default color
""
};
println!("└─ ⚡️ {}{}\x1b[0m", color_code, duration_str);
println!();
// Clear the stored tool info
*self.current_tool_name.lock().unwrap() = None;
self.current_tool_args.lock().unwrap().clear();
*self.current_output_line.lock().unwrap() = None;
*self.output_line_printed.lock().unwrap() = false;
}
fn print_agent_prompt(&self) {
let _ = io::stdout().flush();
}
fn print_agent_response(&self, content: &str) {
print!("{}", content);
let _ = io::stdout().flush();
}
fn notify_sse_received(&self) {
// No-op for console - we don't track SSEs in console mode
}
fn flush(&self) {
let _ = io::stdout().flush();
}
}