use colored::Colorize;

use crate::model::{Priority, Todo};

pub fn print_todo(todo: &Todo) {
    let id = format!("{:>3}", todo.id).dimmed();

    let priority = match todo.priority {
        Priority::Critical => "CRIT".red().bold(),
        Priority::High => "high".red(),
        Priority::Medium => " med".yellow(),
        Priority::Low => " low".dimmed(),
    };

    let done_mark = if todo.is_done() { "[x]" } else { "[ ]" };

    let text = if todo.is_done() {
        todo.text.strikethrough().dimmed().to_string()
    } else {
        todo.text.clone()
    };

    let tags = if todo.tags.is_empty() {
        String::new()
    } else {
        todo.tags
            .iter()
            .map(|t| format!("#{t}"))
            .collect::<Vec<_>>()
            .join(" ")
            .blue()
            .to_string()
    };

    let project = todo
        .project_short()
        .map(|p| format!("({})", p).dimmed().to_string())
        .unwrap_or_default();

    println!("{id} {done_mark} [{priority}] {text} {tags} {project}");
}

pub fn print_todo_list(todos: &[Todo]) {
    if todos.is_empty() {
        println!("{}", "no todos found".dimmed());
        return;
    }

    for todo in todos {
        print_todo(todo);
    }

    let count = todos.len();
    println!("{}", format!("\n{count} item(s)").dimmed());
}