de-global services from admin

Signed-off-by: Jason Volk <jason@zemos.net>

src/admin/room/info.rs

@@ -0,0 +1,84 @@
+use clap::Subcommand;
+use conduit::Result;
+use ruma::{events::room::message::RoomMessageEventContent, RoomId};
+
+use crate::{admin_command, admin_command_dispatch};
+
+#[admin_command_dispatch]
+#[derive(Debug, Subcommand)]
+pub(crate) enum RoomInfoCommand {
+	/// - List joined members in a room
+	ListJoinedMembers {
+		room_id: Box<RoomId>,
+	},
+
+	/// - Displays room topic
+	///
+	/// Room topics can be huge, so this is in its
+	/// own separate command
+	ViewRoomTopic {
+		room_id: Box<RoomId>,
+	},
+}
+
+#[admin_command]
+async fn list_joined_members(&self, room_id: Box<RoomId>) -> Result<RoomMessageEventContent> {
+	let room_name = self
+		.services
+		.rooms
+		.state_accessor
+		.get_name(&room_id)
+		.ok()
+		.flatten()
+		.unwrap_or_else(|| room_id.to_string());
+
+	let members = self
+		.services
+		.rooms
+		.state_cache
+		.room_members(&room_id)
+		.filter_map(Result::ok);
+
+	let member_info = members
+		.into_iter()
+		.map(|user_id| {
+			(
+				user_id.clone(),
+				self.services
+					.users
+					.displayname(&user_id)
+					.unwrap_or(None)
+					.unwrap_or_else(|| user_id.to_string()),
+			)
+		})
+		.collect::<Vec<_>>();
+
+	let output_plain = format!(
+		"{} Members in Room \"{}\":\n```\n{}\n```",
+		member_info.len(),
+		room_name,
+		member_info
+			.iter()
+			.map(|(mxid, displayname)| format!("{mxid} | {displayname}"))
+			.collect::<Vec<_>>()
+			.join("\n")
+	);
+
+	Ok(RoomMessageEventContent::notice_markdown(output_plain))
+}
+
+#[admin_command]
+async fn view_room_topic(&self, room_id: Box<RoomId>) -> Result<RoomMessageEventContent> {
+	let Some(room_topic) = self
+		.services
+		.rooms
+		.state_accessor
+		.get_room_topic(&room_id)?
+	else {
+		return Ok(RoomMessageEventContent::text_plain("Room does not have a room topic set."));
+	};
+
+	Ok(RoomMessageEventContent::notice_markdown(format!(
+		"Room topic:\n```\n{room_topic}\n```"
+	)))
+}