add show_all

src/main.rs

@@ -25,6 +25,7 @@ fn main() -> Result<()> {
         ("remove", Some(m)) => process::remove(m)?,
         ("edit", Some(m)) => process::edit(m)?,
         ("list", Some(m)) => process::list(m)?,
+        ("show", Some(m)) => process::show(m)?,
         ("search", Some(m)) => process::search(m)?,
         _ => app.print_long_help()?,
     };

src/rnote/app.rs

@@ -37,8 +37,7 @@ pub fn make_app() -> App<'static, 'static> {
             SubCommand::with_name("list")
                 .alias("l")
                 .alias("ls")
-                .alias("show")
+                .about("List all notes or one note")
-                .about("Show all notes or one note")
                 .arg(Arg::with_name("header").help("Name of the note."))
                 .arg(
                     Arg::with_name("category")
@@ -59,4 +58,14 @@ pub fn make_app() -> App<'static, 'static> {
                 )
                 .arg(Arg::with_name("header").help("Name of the note.")),
         )
+        .subcommand(
+            SubCommand::with_name("show")
+                .arg(
+                    Arg::with_name("all")
+                        .help("Show all notes.")
+                        .short("a")
+                        .long("all"),
+                )
+                .arg(Arg::with_name("header").help("Name of the note.")),
+        )
 }

src/rnote/mod.rs

@@ -1,3 +1,4 @@
 pub mod app;
 mod notes;
 pub mod process;
+pub mod show;

src/rnote/notes.rs

@@ -1,7 +1,8 @@
+use crate::rnote::show;
 use anyhow::{anyhow, Result};
 use chrono::Utc;
 use dialoguer::{theme::ColorfulTheme, Confirm, Select};
-use std::{env, fs, process::Command};
+use std::{env, fs, io::Write, process::Command};
 use walkdir::WalkDir;
 
 /// Get the path to the root directory of all notes.
@@ -37,6 +38,8 @@ pub fn create(header: &str, category: &str) -> Result<()> {
     let file = format!("{}{}.md", get_path(category)?, header);
     create_dir(category)?;
     is_duplicate(header, category)?;
+    let mut f = fs::File::create(&file)?;
+    f.write(format!("# {}\n", header).as_bytes())?;
     Command::new(editor).arg(&file).status()?;
     Ok(())
 }
@@ -152,3 +155,21 @@ pub fn search_by_word(word: &str) -> Result<()> {
 
     Ok(())
 }
+
+pub fn show_all() -> Result<()> {
+    let path = get_base_path()?;
+    let mut files: Vec<String> = Vec::new();
+    for (_, file) in WalkDir::new(path)
+        .into_iter()
+        .filter_map(|file| file.ok())
+        .enumerate()
+    {
+        if file.metadata()?.is_file() {
+            files.push(fs::read_to_string(file.path())?);
+        }
+    }
+    let skin = show::make_skin();
+    let md = &files.join("---\n");
+    show::run_app(skin, md)?;
+    Ok(())
+}

src/rnote/process.rs

@@ -15,6 +15,7 @@ pub fn new(matches: &ArgMatches) -> Result<()> {
     notes::create(&header, category)?;
     Ok(())
 }
+
 pub fn remove(matches: &ArgMatches) -> Result<()> {
     let header = match matches.value_of("header") {
         Some(s) => s.to_owned(),
@@ -25,6 +26,7 @@ pub fn remove(matches: &ArgMatches) -> Result<()> {
     notes::remove(&header)?;
     Ok(())
 }
+
 pub fn edit(matches: &ArgMatches) -> Result<()> {
     let header = match matches.value_of("header") {
         Some(s) => s.to_owned(),
@@ -36,9 +38,11 @@ pub fn edit(matches: &ArgMatches) -> Result<()> {
     notes::modify(&header)?;
     Ok(())
 }
+
 pub fn list(matches: &ArgMatches) -> Result<()> {
     unimplemented!("list all notes, one note or category {:?}", matches);
 }
+
 pub fn search(matches: &ArgMatches) -> Result<()> {
     match matches.value_of("header") {
         Some(s) => {
@@ -66,3 +70,14 @@ pub fn search(matches: &ArgMatches) -> Result<()> {
     }
     Ok(())
 }
+
+pub fn show(matches: &ArgMatches) -> Result<()> {
+    match matches.value_of("header") {
+        Some(s) => unimplemented!("{}", s),
+        None => match matches.is_present("all") {
+            true => notes::show_all()?,
+            false => return Err(anyhow!("No option is given. Abort.")),
+        },
+    }
+    Ok(())
+}

src/rnote/show.rs

@@ -0,0 +1,57 @@
+use crossterm::{
+    cursor::{Hide, Show},
+    event::{self, Event, KeyCode::*, KeyEvent},
+    queue,
+    style::Color::*,
+    terminal::{self, Clear, ClearType, EnterAlternateScreen, LeaveAlternateScreen},
+};
+use std::io::{stderr, Write};
+use termimad::*;
+
+pub fn view_area() -> Area {
+    let mut area = Area::full_screen();
+    area.pad_for_max_width(120); // we don't want a too wide text column
+    area
+}
+
+pub fn run_app(skin: MadSkin, md: &str) -> Result<()> {
+    let mut w = stderr(); // we could also have used stdout
+    queue!(w, EnterAlternateScreen)?;
+    terminal::enable_raw_mode()?;
+    queue!(w, Hide)?; // hiding the cursor
+    let mut view = MadView::from(md.to_owned(), view_area(), skin);
+    loop {
+        view.write_on(&mut w)?;
+        w.flush()?;
+        match event::read() {
+            Ok(Event::Key(KeyEvent { code, .. })) => match code {
+                Up => view.try_scroll_lines(-1),
+                Down => view.try_scroll_lines(1),
+                PageUp => view.try_scroll_pages(-1),
+                PageDown => view.try_scroll_pages(1),
+                _ => break,
+            },
+            Ok(Event::Resize(..)) => {
+                queue!(w, Clear(ClearType::All))?;
+                view.resize(&view_area());
+            }
+            _ => {}
+        }
+    }
+    terminal::disable_raw_mode()?;
+    queue!(w, Show)?; // we must restore the cursor
+    queue!(w, LeaveAlternateScreen)?;
+    w.flush()?;
+    Ok(())
+}
+
+pub fn make_skin() -> MadSkin {
+    let mut skin = MadSkin::default();
+    skin.table.align = Alignment::Center;
+    skin.set_headers_fg(AnsiValue(178));
+    skin.bold.set_fg(Yellow);
+    skin.italic.set_fg(Magenta);
+    skin.scrollbar.thumb.set_fg(AnsiValue(178));
+    skin.code_block.align = Alignment::Center;
+    skin
+}