Added more functionality

Cargo.lock

@@ -4153,7 +4153,7 @@ dependencies = [
 
 [[package]]
 name = "watcat"
-version = "0.1.0"
+version = "0.2.0"
 dependencies = [
  "arabic_reshaper",
  "dotenvy",

README.md

@@ -28,7 +28,9 @@ init the database ``sqlx migrate run``
 TODO
 ----
 
-+ ~~literally just add the text~~
++ ~~add art and lastfm url fetching~~
-+ add easter egg
++ add help command
++ refactor to combine repeated parts of art, url, and fmi. also use macro for commands, and use Option instead of empty string sentinel value
++ add spotify link fetching
 + make various parameters user-configurable
 + use tiny-skia instead of magick-rust?

src/main.rs

@@ -114,6 +114,50 @@ fn validate_color(col: &PixelWand) -> Option<Lab> {
     Some(Lab::<D65>::from_components(color_raw))
 }
 
+async fn art(ctx: &Context, arg: &str, id: UserId) -> Reply {
+    let lastfm_user = match arg {
+        "" => get_lastfm_username(ctx, id).await,
+        _ => Some(arg.to_string()),
+    };
+    let lastfm_client = match lastfm_user {
+        Some(s) => lastfm::Client::<String, String>::from_env(s),
+        None => return Reply::Text("No last.fm username set.".to_string()),
+    };
+    let now_playing = match lastfm_client.now_playing().await {
+        Ok(np) => np,
+        Err(e) => return Reply::Text(format!("Error: grabbing last.fm user data failed {e}")),
+    };
+	let track = match now_playing {
+        Some(track) => track,
+        None => return Reply::Text("Nothing playing.".to_string()),
+    };
+    let track_art = match track.image.extralarge {
+    	Some(track_art) => track_art,
+    	None => return Reply::Text("Error: getting image uri failed".to_string()),
+    };
+    Reply::Text(track_art.to_string())
+}
+
+async fn url(ctx: &Context, arg: &str, id: UserId) -> Reply {
+    let lastfm_user = match arg {
+        "" => get_lastfm_username(ctx, id).await,
+        _ => Some(arg.to_string()),
+    };
+    let lastfm_client = match lastfm_user {
+        Some(s) => lastfm::Client::<String, String>::from_env(s),
+        None => return Reply::Text("No last.fm username set.".to_string()),
+    };
+    let now_playing = match lastfm_client.now_playing().await {
+        Ok(np) => np,
+        Err(e) => return Reply::Text(format!("Error: grabbing last.fm user data failed {e}")),
+    };
+	let track = match now_playing {
+        Some(track) => track,
+        None => return Reply::Text("Nothing playing.".to_string()),
+    };
+    Reply::Text(track.url)
+}
+
 async fn fmi(ctx: &Context, arg: &str, id: UserId, avatar: Option<String>) -> Reply {
     let lastfm_user = match arg {
         "" => get_lastfm_username(ctx, id).await,
@@ -143,7 +187,7 @@ async fn fmi(ctx: &Context, arg: &str, id: UserId, avatar: Option<String>) -> Re
 
     let image = match get_image(ctx, image_uri.as_str()).await {
         Ok(i) => i,
-        Err(e) => return Reply::Text(format!("{}", e)),
+        Err(e) => return Reply::Text(format!("{e}")),
     };
     let mut base_color = PixelWand::new();
     let mut white = PixelWand::new();
@@ -335,7 +379,7 @@ async fn fmi(ctx: &Context, arg: &str, id: UserId, avatar: Option<String>) -> Re
 
 async fn set(ctx: &Context, arg: &str, id: UserId) -> Reply {
     set_lastfm_username(ctx, id, arg.to_string()).await;
-    Reply::Text(format!("set user {}", arg))
+    Reply::Text(format!("set user {arg}"))
 }
 
 #[async_trait]
@@ -343,16 +387,25 @@ impl EventHandler for Handler {
     async fn message(&self, ctx: Context, msg: Message) {
         let mut cmd_iter = msg.content.split(" ");
         let cmd = cmd_iter.next().unwrap_or("");
-        let arg = cmd_iter.next().unwrap_or("");
+        let arg1 = cmd_iter.next().unwrap_or("");
-        let resp = match cmd {
+        let arg2 = cmd_iter.next().unwrap_or("");
-            ".fmi" => {
+        let resp = match (cmd, arg1, arg2) {
-                log!("{} received", msg.content);
+            (".set", arg, "") | (".k", "set", arg) | (".kset", arg, "") => {
-                Some(fmi(&ctx, arg, msg.author.id, msg.author.avatar_url()).await)
-            }
-            ".set" => {
                 log!("{} received", msg.content);
                 Some(set(&ctx, arg, msg.author.id).await)
-            }
+            },
+            (".k", "art", arg) | (".k", arg, "art") | (".ka" | ".kart", arg, "") => {
+            	log!("{} received", msg.content);
+            	Some(art(&ctx, arg, msg.author.id).await)
+            },
+            (".k", "url" | "uri" | "link", arg) | (".k", arg, "url" | "uri" | "link") | (".ku" | ".kl" | ".kurl", arg, "") => {
+            	log!("{} received", msg.content);
+            	Some(url(&ctx, arg, msg.author.id).await)
+            },
+            (".fmi" | ".k" | ".kf" | ".ki" | ".kfmi", arg, "") | (".k", "fm" | "fmi" | "get" | "img", arg) => {
+                log!("{} received", msg.content);
+                Some(fmi(&ctx, arg, msg.author.id, msg.author.avatar_url()).await)
+            },
             _ => None,
         };
         if let Some(reply) = resp {