add base cli

6 files changed, 162 insertions, 44 deletions

diff --git a/src/error.rs b/src/error.rs
index 8a2059e..2638fc2 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -10,7 +10,7 @@ pub enum Error {
     #[error("error parsing entry: {0}")]
     Entry(#[from] EntryError),
 
-    #[error("error adding field: {0}")]
+    #[error("error adding feed: {0}")]
     Add(#[from] AddError),
 }
 
diff --git a/src/feed.rs b/src/feed.rs
index 3926fd4..2875667 100644
--- a/src/feed.rs
+++ b/src/feed.rs
@@ -87,10 +87,11 @@ impl Feed {
             .partition(Result::is_ok);
 
         // pull status
+        let title = self.title.clone();
         let count = entries.len().saturating_sub(self.total_count());
         let errors = errors.into_iter().map(Result::unwrap_err).collect();
 
-        let pull_status = PullStatus::new(count, errors);
+        let pull_status = PullStatus::new(title, count, errors);
 
         // update entries
         self.entries = entries.into_iter().map(Result::unwrap).collect();
diff --git a/src/lib.rs b/src/lib.rs
index b66a7b4..867a09c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -3,3 +3,20 @@ pub mod error;
 pub mod feed;
 pub mod manager;
 pub mod status;
+
+pub trait PrintResult {
+    fn print(&self);
+}
+
+impl<T, E> PrintResult for Result<T, E>
+where
+    T: std::fmt::Display,
+    E: std::fmt::Display,
+{
+    fn print(&self) {
+        match self {
+            Ok(ok) => println!("{ok}"),
+            Err(err) => eprintln!("{err}"),
+        }
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index fccc7fd..65de274 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,37 +1,117 @@
-use syn::manager::Manager;
+use clap::{Args, Parser, Subcommand, ValueEnum};
+use syn::{manager::Manager, PrintResult};
 
-#[tokio::main(flavor = "current_thread")]
-async fn main() {
-    let mut manager = Manager::default();
-
-    let feeds = vec![
-        "https://peppe.rs/index.xml",
-        "https://jvns.ca/atom.xml",
-        // "https://www.youtube.com/feeds/videos.xml?channel_id=UCuTaETsuCOkJ0H_GAztWt0Q",
-    ];
-
-    for f in feeds {
-        match manager.add_feed(f).await {
-            Ok(s) => println!("{s}"),
-            Err(e) => println!("{e}"),
-        }
-    }
+// #[tokio::main(flavor = "current_thread")]
+// async fn main() {
+//     let mut manager = Manager::load().unwrap();
+//
+//     let feeds = vec![
+//         "https://peppe.rs/index.xml",
+//         "https://jvns.ca/atom.xml",
+//         // "https://www.youtube.com/feeds/videos.xml?channel_id=UCuTaETsuCOkJ0H_GAztWt0Q",
+//     ];
+//
+//     for f in feeds {
+//         match manager.add_feed(f).await {
+//             Ok(s) => println!("{s}"),
+//             Err(e) => println!("{e}"),
+//         }
+//     }
+//
+//     for entry in manager.list_entries() {
+//         println!("{entry}");
+//     }
+//
+//     match manager.store() {
+//         Ok(s) => println!("{s}"),
+//         Err(e) => eprintln!("{e}"),
+//     }
+//
+//     // let mut feed = Feed::new(url);
+//
+//     // feed.resolve().await.unwrap();
+//
+//     // let last_read = DateTime::parse_from_rfc2822("Mon, 16 Mar 2020 18:30:00 +0000")
+//     //     .unwrap()
+//     //     .with_timezone(&Utc);
+//
+//     // feed.last_read = last_read;
+//
+//     // for i in feed.unread().unwrap() {
+//     //     println!("{}", i.title.as_ref().unwrap().content)
+//     // }
+// }
 
-    for entry in manager.list_entries() {
-        println!("{entry}");
-    }
+#[derive(Parser)]
+#[command(author, version, about, long_about = None)]
+struct Cli {
+    #[command(subcommand)]
+    command: Option<Command>,
+}
 
-    // let mut feed = Feed::new(url);
+#[derive(Subcommand)]
+enum Command {
+    Add(AddCommand),
+    List(ListCommand),
+    Pull(PullCommand),
+}
 
-    // feed.resolve().await.unwrap();
+#[derive(Args)]
+struct AddCommand {
+    url: String,
+}
 
-    // let last_read = DateTime::parse_from_rfc2822("Mon, 16 Mar 2020 18:30:00 +0000")
-    //     .unwrap()
-    //     .with_timezone(&Utc);
+#[derive(Args)]
+struct ListCommand {
+    #[arg(value_enum)]
+    target: ListTarget,
+}
 
-    // feed.last_read = last_read;
+#[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, ValueEnum)]
+enum ListTarget {
+    Feeds,
+    Entries,
+}
 
-    // for i in feed.unread().unwrap() {
-    //     println!("{}", i.title.as_ref().unwrap().content)
-    // }
+#[derive(Args)]
+struct PullCommand {
+    target: Option<String>,
+}
+
+#[tokio::main(flavor = "current_thread")]
+async fn main() {
+    let opts = Cli::parse();
+    match &opts.command {
+        Some(Command::Add(AddCommand { url })) => {
+            let mut manager = Manager::load().unwrap_or_else(|e| {
+                eprintln!("{e}");
+                Manager::default()
+            });
+
+            manager.add_feed(&url).await.print();
+            manager.store().print();
+        }
+        Some(Command::List(ListCommand { target })) => {
+            let manager = Manager::load().unwrap_or_else(|e| {
+                eprintln!("{e}");
+                Manager::default()
+            });
+            match target {
+                ListTarget::Feeds => manager.list_feeds().for_each(|f| println!("{f}")),
+                ListTarget::Entries => manager.list_entries().for_each(|f| println!("{f}")),
+            }
+        }
+        Some(Command::Pull(PullCommand { .. })) => {
+            let mut manager = Manager::load().unwrap_or_else(|e| {
+                eprintln!("{e}");
+                Manager::default()
+            });
+            let (status, errors): (Vec<_>, Vec<_>) =
+                manager.pull().await.into_iter().partition(Result::is_ok);
+            status.iter().for_each(PrintResult::print);
+            errors.iter().for_each(PrintResult::print);
+            manager.store().print();
+        }
+        _ => {}
+    }
 }
diff --git a/src/manager.rs b/src/manager.rs
index 839c8dc..74f449b 100644
--- a/src/manager.rs
+++ b/src/manager.rs
@@ -49,15 +49,18 @@ impl Manager {
         self.feeds.iter()
     }
 
-    pub async fn store(&self) -> Result<StoreStatus, IOError> {
+    pub fn store(&self) -> Result<StoreStatus, IOError> {
         let path = crate::dirs::store_path().ok_or(IOError::MissingStorePath)?;
         let content = serde_yaml::to_string(&self.feeds)?;
-        std::fs::write(path, content)?;
 
-        Ok(StoreStatus::new(self.feeds.len()))
+        std::fs::write(&path, content)?;
+
+        let count = self.feeds.len();
+        let location = path;
+        Ok(StoreStatus::new(count, location))
     }
 
-    pub async fn load() -> Result<Self, IOError> {
+    pub fn load() -> Result<Self, IOError> {
         let path = crate::dirs::store_path().ok_or(IOError::MissingStorePath)?;
         let content = std::fs::read_to_string(path)?;
         let feeds = serde_yaml::from_str(&content)?;
diff --git a/src/status.rs b/src/status.rs
index 6874e88..7e51160 100644
--- a/src/status.rs
+++ b/src/status.rs
@@ -1,15 +1,23 @@
+use std::{fmt, path::PathBuf};
+
 use crate::error::EntryError;
-use std::fmt;
+
+use ansi_term::Style;
 
 #[derive(Debug)]
 pub struct PullStatus {
+    title: String,
     count: usize,
     errors: Vec<EntryError>,
 }
 
 impl PullStatus {
-    pub fn new(count: usize, errors: Vec<EntryError>) -> Self {
-        Self { count, errors }
+    pub fn new(title: String, count: usize, errors: Vec<EntryError>) -> Self {
+        Self {
+            title,
+            count,
+            errors,
+        }
     }
 }
 
@@ -17,9 +25,10 @@ impl fmt::Display for PullStatus {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(
             f,
-            "pulled {} entries with {} errors",
-            self.count,
-            self.errors.len()
+            "{:<20}: pulled {:>4} entries with {:>4} errors",
+            Style::new().bold().paint(self.title.to_ascii_lowercase()),
+            Style::new().bold().paint(self.count.to_string()),
+            Style::new().bold().paint(self.errors.len().to_string())
         )
     }
 }
@@ -27,16 +36,24 @@ impl fmt::Display for PullStatus {
 #[derive(Debug)]
 pub struct StoreStatus {
     count: usize,
+    location: PathBuf,
 }
 
 impl StoreStatus {
-    pub fn new(count: usize) -> Self {
-        Self { count }
+    pub fn new(count: usize, location: PathBuf) -> Self {
+        Self { count, location }
     }
 }
 
 impl fmt::Display for StoreStatus {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "stored {} feeds", self.count,)
+        write!(
+            f,
+            "cached {: >4} feeds to {}",
+            Style::new().bold().paint(self.count.to_string()),
+            Style::new()
+                .bold()
+                .paint(self.location.display().to_string())
+        )
     }
 }