mj 0.4.3

My Journal - personal tool to capture ideas, work with journals, notes and tasks in your favourite text $EDITOR.
Documentation 
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use crate::core::*;
use std::fs;
use std::path::Path;

pub fn edit(vault: &Vault, category: &String, name: &String) -> Result<bool> {
  check_filename(category)?;
  check_filename(name)?;
  let base = Path::new(&vault.notes).join(category);
  fs::create_dir_all(&base)?;
  let path = base.join(name).with_extension("md");
  let content_before = read_safe(&path);
  editor::run(&path)?;
  let content_after = read_safe(&path);
  let saved = content_before != content_after;
  // cleanup if necessary
  if content_after == "" && path.exists() {
    fs::remove_file(&path)?;
  }
  if content_after == "" && base.read_dir()?.count() == 0 {
    fs::remove_dir_all(&base)?;
  }
  Ok(saved)
}

pub fn remove(vault: &Vault, category: &String, name: &Option<String>) -> Result<()> {
  check_filename(category)?;
  let base = Path::new(&vault.notes).join(category);
  if !base.exists() {
    println!("Category [{}] was not found", category);
    return Ok(())
  }
  match name {
    Some(name) => {
      check_filename(name)?;
      let path = base.join(name).with_extension("md");
      if path.exists() {
        let question = format!("Are you sure you want to remove note [{} / {}]?", category, name);
        match prompt_yes_no(question.as_str(), YesNo::No)? {
          YesNo::Yes => {
            fs::remove_file(&path)?;
            if base.read_dir()?.count() == 0 {
              fs::remove_dir_all(&base)?;
            }
            println!("Note [{} / {}] was successfully removed", category, name);
          }
          YesNo::No => println!("Nothing was removed"),
        }
      } else {
        println!("Note [{} / {}] was not found", category, name);
      }
    }
    None => { // remove all notes under the category
      let question = format!("Are you sure you want to remove category [{}]?", category);
      match prompt_yes_no(question.as_str(), YesNo::No)? {
        YesNo::Yes => {
          let question = format!("Are you ABSOLUTELY sure you want to remove category [{}]?", category);
          match prompt_yes_no(question.as_str(), YesNo::No)? {
            YesNo::Yes => {
              fs::remove_dir_all(&base)?;
              println!("Category [{}] was successfully removed", category);
            }
            YesNo::No => println!("Nothing was removed"),
          }
        }
        YesNo::No => println!("Nothing was removed"),
      }
    },
  };
  Ok(())
}

pub fn remove_noprompt(vault: &Vault, category: &String, name: &String) -> Result<bool> {
  check_filename(category)?;
  let base = Path::new(&vault.notes).join(category);
  if !base.exists() {
    return Ok(true)
  }
  check_filename(name)?;
  let path = base.join(name).with_extension("md");
  if path.exists() {
    fs::remove_file(&path)?;
    if base.read_dir()?.count() == 0 {
      fs::remove_dir_all(&base)?;
    }
    Ok(true)
  } else {
    Ok(false)
  }
}

pub fn list(vault: &Vault, show_notes: bool, category: Option<String>) -> Result<()> {
  let show_category = category.is_none();
  for (category, notes) in vault.list_notes(show_notes, &category)? {
    if show_category {
      println!("{}", category);
      for note in notes {
        println!("  {}", note);
      }
    } else {
      for note in notes {
        println!("{}", note);
      }
    }
  }
  Ok(())
}