parse commands with clap

src/command.rs

@@ -0,0 +1,67 @@
+use std::fmt::Write;
+
+use clap::{CommandFactory, Parser, Subcommand};
+use matrix_sdk::{Client, Room};
+
+prelude! {}
+
+#[derive(Parser, Debug)]
+#[command(version, about, name = "shifts")]
+struct Clap {
+    #[command(subcommand)]
+    action: Action,
+}
+
+#[derive(Debug, Subcommand)]
+enum Action {
+    /// Lister les shifts
+    Lister,
+    /// Ajouter un shift
+    Ajouter {
+        /// Le nom du shift
+        nom: String,
+        /// Plus d'informations
+        infos: String,
+    },
+    /// Obtenir de l'aide
+    Aide,
+}
+
+/// Sends a message to a room.
+pub async fn send_room_msg(_client: Client, room: Room, content: String) -> Res<OwnedEventId> {
+    use matrix_sdk::ruma::events::room::message::RoomMessageEventContent;
+    // let md_parser = pulldown_cmark::Parser::new(&content);
+    // let mut html_body = String::with_capacity(250);
+    // pulldown_cmark::html::push_html(&mut html_body, md_parser);
+    // let content = RoomMessageEventContent::text_html(content, html_body);
+    let content = RoomMessageEventContent::text_plain(content);
+    let sent = room.send(content).await?;
+    Ok(sent.event_id)
+}
+
+// pub fn handle(command: impl Into<String>) -> Res<()> {
+pub async fn handle(command: impl AsRef<str>, room: Room, client: Client) -> Res<()> {
+    debug!("handling command: {}", command.as_ref());
+
+    let args = shlex::split(command.as_ref()).ok_or_else(lazyhow!("error: Invalid quoting"))?;
+
+    let clap = Clap::try_parse_from(args)?;
+
+    match clap.action {
+        Action::Lister => {
+            debug!("user asked for list");
+        }
+        Action::Ajouter { nom, infos } => {
+            debug!("user asked for add");
+        }
+        Action::Aide => {
+            debug!("user asked for help");
+            let mut command = Clap::command();
+            let help = command.render_long_help();
+            debug!("{}", help);
+            send_room_msg(client, room, help.to_string()).await?;
+        }
+    }
+
+    Ok(())
+}

src/lib.rs

@@ -39,6 +39,8 @@ pub mod basic;
 
 pub mod serve;
 
+pub mod command;
+
 prelude! {}
 
 /// Warmup, runs before anything.

src/serve/message.rs

@@ -14,11 +14,15 @@ details.
 */
 
 use matrix_sdk::{
-    Client, Room, RoomState,
+    Client,
+    Room,
+    RoomState,
     // event_handler::Ctx,
     ruma::events::room::message::{MessageType, OriginalSyncRoomMessageEvent},
 };
 
+use crate::command;
+
 prelude! {}
 
 /// Handle room messages.
@@ -55,49 +59,10 @@ pub async fn on_room_message(
         return Ok(());
     };
 
-    let mut body = text_content.body.as_str();
+    let body = text_content.body.as_str();
 
-    // If not in a private room, ignore messages that don't start with our name optionally followed
-    // by `<ws>:<ws>`.
-    if !room.is_direct().await? {
-        let Some(my_id) = client.user_id() else {
-            warn!("failed to retrieve my own identifier, ignoring message");
-            return Ok(());
-        };
-        if let Some(mentions) = event.content.mentions {
-            if !mentions.user_ids.contains(my_id) {
-                debug!("ignoring message in non-direct room that does not mention me");
-                return Ok(());
-            }
-        } else {
-            debug!("ignoring message in non-direct room with no mentions");
-            return Ok(());
-        }
-        let account = client.account();
-        let pref = if let Ok(Some(display_name)) = account.get_display_name().await {
-            display_name
-        } else if let Some(id) = client.user_id() {
-            id.to_string()
-        } else {
-            warn!(
-                "failed to retrieve display name AND user identifier, \
-                ignoring non-direct room message"
-            );
-            return Ok(());
-        };
-        // debug!("my prefix is `{}`\nmessage body:\n```\n{}\n```", pref, body);
-        if body.starts_with(&pref) {
-            info!("dropping id prefix");
-            body = body[pref.len()..].trim();
-            // debug!("updated message body:\n```\n{}\n```", body);
-            if body.starts_with(':') {
-                body = body[1..].trim();
-                // debug!("updated message body (final):\n```\n{}\n```", body);
-            }
-        } else {
-            debug!("ignoring message in non-direct room that does not start with a tag to myself");
-            return Ok(());
-        }
+    if !body.starts_with("!") {
+        return Ok(());
     }
 
     let room_name = match room
@@ -119,14 +84,8 @@ pub async fn on_room_message(
         event.sender, text_content.body, body
     );
 
-    // let room = munity::Room::new(room.room_id())?;
-    // let user = munity::User::new(event.sender.to_string())?;
-    // let event = munity::Event::new(event.event_id.to_string())?;
-    // let message = munity::Message::new(user.clone(), event);
-    // let source = munity::Thread::new(room, message);
-    // let msg = munity::InMsg::Com(munity::InComMsg::new(user, source, body));
-    // in_msg_sender.send(msg).await?;
-    // debug!("message successfully sent");
+    command::handle(body, room, client).await?;
+    debug!("message successfully sent");
 
     Ok(())
 }