git.r.bdr.sh - rbdr/blog/blob - src/command/add.rs

   1 use super::{generate::Generate, sync_down::SyncDown, sync_up::SyncUp, update::Update};
   2 use crate::configuration::Configuration;
   3 use std::fs::{create_dir_all, remove_dir_all, rename};
   4 use std::io::Result;
   5
   6 pub struct Add;
   7
   8 impl Add {
   9     pub fn new() -> Self {
  10         Add
  11     }
  12 }
  13
  14 impl super::Command for Add {
  15     fn before_dependencies(&self) -> Vec<Box<dyn super::Command>> {
  16         vec![Box::new(SyncDown::new())]
  17     }
  18
  19     fn execute(&self, _: Option<&String>, configuration: &Configuration, _: &str) -> Result<()> {
  20         create_dir_all(&configuration.posts_directory)?;
  21         for i in (0..configuration.max_posts - 1).rev() {
  22             let source = configuration.posts_directory.join(i.to_string());
  23             let target = configuration.posts_directory.join((i + 1).to_string());
  24
  25             if target.exists() {
  26                 remove_dir_all(&target)?;
  27             }
  28             if source.exists() {
  29                 rename(&source, &target)?;
  30             }
  31         }
  32         Ok(())
  33     }
  34
  35     fn after_dependencies(&self) -> Vec<Box<dyn super::Command>> {
  36         vec![
  37             Box::new(Update::new()),
  38             Box::new(Generate::new()),
  39             Box::new(SyncUp::new()),
  40         ]
  41     }
  42
  43     fn command(&self) -> &'static str {
  44         "add"
  45     }
  46
  47     fn help(&self) -> &'static str {
  48         "<path_to_post>\t\t\tCreates new blog post"
  49     }
  50 }