appcui 0.4.8

A feature-rich and cross-platform TUI/CUI framework for Rust, enabling modern terminal-based applications on Windows, Linux, and macOS. Includes built-in UI components like buttons, menus, list views, tree views, checkboxes, and more. Perfect for building fast and interactive CLI tools and text-based interfaces.
Documentation 
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use crate::prelude::*;
use crate::utils::NavigatorEntry;
use chrono::NaiveDateTime;

#[derive(Debug, Clone, Copy, Eq, PartialEq)]
pub(crate) enum EntryType {
    UpDir,
    File,
    Folder,
}

#[derive(Debug)]
pub(crate) struct Entry {
    pub(crate) name: String,
    pub(crate) size: u64,
    pub(crate) created: NaiveDateTime,
    pub(crate) entry_type: EntryType,
}

impl Entry {
    pub(crate) fn new(name: &str, size: u64, created: NaiveDateTime, entry_type: EntryType) -> Self {
        Self {
            name: name.to_string(),
            size,
            created,
            entry_type,
        }
    }
    #[cfg(test)]
    pub(super) fn from_csv_line(line: &str, path: &str) -> Option<Self> {
        // format is type,name,size,created
        let mut parts = line.split(',');
        let entry_type = parts.next()?;
        let full_path = parts.next()?;
        if !full_path.starts_with(path) {
            return None;
        }
        if full_path.len() <= path.len() {
            return None;
        }
        for c in full_path.chars().skip(path.len()).skip_while(|c| (*c == '/') || (*c == '\\' )) {
            if (c == '/') || (c == '\\') {
                return None;
            }
        }
        let size = parts.next()?;
        let created = parts.next()?;
        let folder = match entry_type {
            "F" | "f" | "file" => false,
            "D" | "d" | "dir" | "folder" => true,
            _ => return None,
        };
        let size = size.parse().ok()?;
        let created = NaiveDateTime::parse_from_str(created, "%Y-%m-%d %H:%M:%S").ok()?;
        let len = path.len() + match full_path.as_bytes()[path.len()] {
            b'\\' | b'/' => 1,
            _ => 0,
        };
        
        Some(Self {
            name: full_path[len..].to_string(),
            size,
            created,
            entry_type: if folder { EntryType::Folder } else { EntryType::File },
        })
    }
}

impl NavigatorEntry for Entry {
    fn name(&self) -> &str {
        &self.name
    }
    fn is_container(&self) -> bool {
        self.entry_type == EntryType::Folder
    }
}

impl listview::ListItem for Entry {
    
    fn render_method(&'_ self, column_index: u16) -> Option<listview::RenderMethod<'_>> {
        match column_index {
            0 => Some(listview::RenderMethod::Text(&self.name)),
            1 => {
                match self.entry_type {
                    EntryType::UpDir => Some(listview::RenderMethod::Ascii("UpDir")),
                    EntryType::Folder => Some(listview::RenderMethod::Ascii("Folder")),
                    EntryType::File => Some(listview::RenderMethod::Size(self.size, listview::SizeFormat::AutoWithDecimals)),
                }
            }
            2 => {
                match self.entry_type {
                    EntryType::UpDir => Some(listview::RenderMethod::Ascii("-")),
                    _ => Some(listview::RenderMethod::DateTime(self.created, listview::DateTimeFormat::Short)),
                }
            }
            _ => None,
        }
    }

    fn column(index: u16) -> Column {
        match index {
            0 => Column::new("&Name", 28, TextAlignment::Left),
            1 => Column::new("&Size", 12, TextAlignment::Right),
            2 => Column::new("&Created", 16, TextAlignment::Center),
            _ => Column::new("", 10, TextAlignment::Left),
        }
    }

    fn compare(&self, other: &Self, column_index: u16) -> std::cmp::Ordering {
        match column_index {
            0 => self.name.cmp(&other.name),
            1 => self.size.cmp(&other.size),
            2 => self.created.cmp(&other.created),
            _ => std::cmp::Ordering::Equal
        }
    }

    fn columns_count() -> u16 { 3 }
}

impl Default for Entry {
    fn default() -> Self {
        Self {
            name: String::new(),
            size: 0,
            created: NaiveDateTime::default(),
            entry_type: EntryType::File,
        }
    }
}