refactor a ton of the admin room code (50% done)

Signed-off-by: strawberry <strawberry@puppygock.gay>

src/service/admin/server/server_commands.rs

@@ -0,0 +1,71 @@
+use ruma::events::room::message::RoomMessageEventContent;
+
+use crate::{services, Result};
+
+pub(super) async fn show_config(_body: Vec<&str>) -> Result<RoomMessageEventContent> {
+	// Construct and send the response
+	Ok(RoomMessageEventContent::text_plain(format!("{}", services().globals.config)))
+}
+
+pub(super) async fn memory_usage(_body: Vec<&str>) -> Result<RoomMessageEventContent> {
+	let response1 = services().memory_usage().await;
+	let response2 = services().globals.db.memory_usage();
+
+	Ok(RoomMessageEventContent::text_plain(format!(
+		"Services:\n{response1}\n\nDatabase:\n{response2}"
+	)))
+}
+
+pub(super) async fn clear_database_caches(_body: Vec<&str>, amount: u32) -> Result<RoomMessageEventContent> {
+	services().globals.db.clear_caches(amount);
+
+	Ok(RoomMessageEventContent::text_plain("Done."))
+}
+
+pub(super) async fn clear_service_caches(_body: Vec<&str>, amount: u32) -> Result<RoomMessageEventContent> {
+	services().clear_caches(amount).await;
+
+	Ok(RoomMessageEventContent::text_plain("Done."))
+}
+
+pub(super) async fn list_backups(_body: Vec<&str>) -> Result<RoomMessageEventContent> {
+	let result = services().globals.db.backup_list()?;
+
+	if result.is_empty() {
+		Ok(RoomMessageEventContent::text_plain("No backups found."))
+	} else {
+		Ok(RoomMessageEventContent::text_plain(result))
+	}
+}
+
+pub(super) async fn backup_database(_body: Vec<&str>) -> Result<RoomMessageEventContent> {
+	if !cfg!(feature = "rocksdb") {
+		return Ok(RoomMessageEventContent::text_plain(
+			"Only RocksDB supports online backups in conduwuit.",
+		));
+	}
+
+	let mut result = tokio::task::spawn_blocking(move || match services().globals.db.backup() {
+		Ok(()) => String::new(),
+		Err(e) => (*e).to_string(),
+	})
+	.await
+	.unwrap();
+
+	if result.is_empty() {
+		result = services().globals.db.backup_list()?;
+	}
+
+	Ok(RoomMessageEventContent::text_plain(&result))
+}
+
+pub(super) async fn list_database_files(_body: Vec<&str>) -> Result<RoomMessageEventContent> {
+	if !cfg!(feature = "rocksdb") {
+		return Ok(RoomMessageEventContent::text_plain(
+			"Only RocksDB supports listing files in conduwuit.",
+		));
+	}
+
+	let result = services().globals.db.file_list()?;
+	Ok(RoomMessageEventContent::notice_html(String::new(), result))
+}