chore: removed a ton of .unwrap()

maybe too much? now code is mostly error catching in some spots

src/gui/mod.rs

@@ -7,6 +7,7 @@ mod scaffold;
 use chrono::Utc;
 use eframe::egui::{CentralPanel, Context, SidePanel, TopBottomPanel, Window};
 use tokio::sync::watch;
+use tracing::error;
 
 use crate::{data::entities, worker::visualizer::AppStateView};
 use panel::main_content;
@@ -62,13 +63,17 @@ impl App {
 	}
 
 	pub fn save_all_panels(&self) {
-		self.view.op.blocking_send(
+		if let Err(e) = self.view.op.blocking_send(
 			crate::worker::visualizer::BackgroundAction::UpdateAllPanels { panels: self.panels.clone() }
-		).unwrap();
+		) {
+			error!(target: "app", "Could not save panels: {:?}", e);
+		}
 	}
 
 	pub fn refresh_data(&self) {
-		self.view.flush.blocking_send(()).unwrap();
+		if let Err(e) = self.view.flush.blocking_send(()) {
+			error!(target: "app", "Could not request flush: {:?}", e);
+		}
 	}
 }
 
@@ -82,7 +87,7 @@ impl eframe::App for App {
 			footer(ctx, ui, self.logger_view.clone(), self.db_path.clone(), self.view.points.borrow().len());
 		});
 
-		let w = Window::new("a");
+		let _w = Window::new("a");
 
 		// if let Some(index) = self.deleting_metric {
 		// 	Window::new(format!("Delete Metric #{}?", index))
@@ -109,7 +114,9 @@ impl eframe::App for App {
 		});
 
 		if let Some(viewsize) = self.panels.iter().map(|p| p.view_size).max() {
-			self.width_tx.send(viewsize as i64).unwrap();
+			if let Err(e) = self.width_tx.send(viewsize as i64) {
+				error!(target: "app", "Could not update fetch size : {:?}", e);
+			}
 		}
 
 		if Utc::now().timestamp() > self.last_redraw + self.interval {

src/gui/source.rs

@@ -123,7 +123,7 @@ pub fn source_panel(app: &mut App, ui: &mut Ui) {
 													// 	metrics.len() as i32,
 													// ) {
 													// 	Ok(verified_metric) => {
-													// 		store.put_values(verified_metric.id, &data).unwrap();
+													// 		store.put_values(verified_metric.id, &data).unwrap ();
 													// 		*verified_metric.data.write().expect("Values RwLock poisoned") = data;
 													// 		to_insert.push(verified_metric);
 													// 	}

src/main.rs

@@ -83,11 +83,17 @@ fn main() {
 
 	setup_tracing(logger.layer());
 
-	let state = AppState::new(
+	let state = match AppState::new(
 		width_rx,
 		args.interval as i64,
 		args.cache_time as i64,
-	).unwrap();
+	) {
+		Ok(s) => s,
+		Err(e) => {
+			error!(target: "launcher", "Could not create application state: {:?}", e);
+			return;
+		}
+	};
 
 	let view = state.view();
 	let run_rx_clone = run_rx.clone();
@@ -99,7 +105,13 @@ fn main() {
 			.build()
 			.unwrap()
 			.block_on(async {
-				let db = Database::connect(db_uri.clone()).await.unwrap();
+				let db = match Database::connect(db_uri.clone()).await {
+					Ok(v) => v,
+					Err(e) => {
+						error!(target: "launcher", "Could not connect to db: {:?}", e);
+						return;
+					}
+				};
 				info!(target: "launcher", "Connected to '{}'", db_uri);
 
 				let mut jobs = vec![];
@@ -142,7 +154,11 @@ fn main() {
 					);
 				}
 
-				for job in jobs { job.await.unwrap() }
+				for (i, job) in jobs.into_iter().enumerate() {
+					if let Err(e) = job.await {
+						error!(target: "launcher", "Could not join task #{}: {:?}", i, e);
+					}
+				}
 
 				info!(target: "launcher", "Stopping background worker");
 			})
@@ -178,8 +194,12 @@ fn main() {
 
 		info!(target: "launcher", "Stopping native GUI");
 
-		run_tx.send(false).unwrap();
+		if let Err(e) = run_tx.send(false) {
+			error!(target: "launcher", "Error signaling end to workers: {:?}", e);
+		}
 	}
 
-	worker.join().unwrap();
+	if let Err(e) = worker.join() {
+		error!(target: "launcher", "Error joining background thread : {:?}", e);
+	}
 }

src/util.rs

@@ -1,6 +1,7 @@
 use chrono::{DateTime, Local, NaiveDateTime, Utc};
 use eframe::egui::{Color32, plot::PlotPoint};
 use tokio::sync::{watch, mpsc};
+use tracing::error;
 use std::{error::Error, path::PathBuf, collections::VecDeque};
 use tracing_subscriber::Layer;
 
@@ -136,7 +137,9 @@ impl InternalLogger {
 							while messages.len() > self.size {
 								messages.pop_front();
 							}
-							self.view_tx.send(messages.clone().into()).unwrap();
+							if let Err(e) = self.view_tx.send(messages.clone().into()) {
+								error!(target: "internal-logger", "Failed sending log line: {:?}", e);
+							}
 						},
 						None => break,
 					}

src/worker/surveyor.rs

@@ -32,8 +32,20 @@ pub async fn surveyor_loop(
 
 		if Utc::now().timestamp() - last_fetch > cache_time {
 			// TODO do both concurrently
-			sources = entities::sources::Entity::find().all(&db).await.unwrap();
-			metrics = Arc::new(entities::metrics::Entity::find().all(&db).await.unwrap());
+			match entities::sources::Entity::find().all(&db).await {
+				Ok(srcs) => sources = srcs,
+				Err(e) => {
+					error!(target: "surveyor", "Could not fetch sources: {:?}", e);
+					continue;
+				}
+			}
+			match entities::metrics::Entity::find().all(&db).await {
+				Ok(mtrcs) => metrics = Arc::new(mtrcs),
+				Err(e) => {
+					error!(target: "surveyor", "Could not fetch metrics: {:?}", e);
+					continue;
+				}
+			}
 			info!(target: "surveyor", "Reloaded sources and metrics");
 			last_fetch = Utc::now().timestamp();
 		}

src/worker/visualizer.rs

@@ -1,7 +1,7 @@
 use chrono::Utc;
-use sea_orm::{DatabaseConnection, EntityTrait, Condition, ColumnTrait, QueryFilter, Set, QueryOrder, Order};
+use sea_orm::{TransactionTrait, DatabaseConnection, EntityTrait, Condition, ColumnTrait, QueryFilter, Set, QueryOrder, Order};
 use tokio::sync::{watch, mpsc};
-use tracing::info;
+use tracing::{info, error};
 use std::collections::VecDeque;
 
 use crate::data::{entities, FetchError};
@@ -110,11 +110,20 @@ impl AppState {
 	pub async fn fetch(&mut self, db: &DatabaseConnection) -> Result<(), sea_orm::DbErr> {
 		// TODO parallelize all this stuff
 		self.panels = entities::panels::Entity::find().all(db).await?;
-		self.tx.panels.send(self.panels.clone()).unwrap();
+		if let Err(e) = self.tx.panels.send(self.panels.clone()) { 
+			error!(target: "worker", "Could not send panels update: {:?}", e);
+		}
+
 		self.sources = entities::sources::Entity::find().all(db).await?;
-		self.tx.sources.send(self.sources.clone()).unwrap();
+		if let Err(e) = self.tx.sources.send(self.sources.clone()) {
+			error!(target: "worker", "Could not send sources update: {:?}", e);
+		}
+
 		self.metrics = entities::metrics::Entity::find().all(db).await?;
-		self.tx.metrics.send(self.metrics.clone()).unwrap();
+		if let Err(e) = self.tx.metrics.send(self.metrics.clone()) {
+			error!(target: "worker", "Could not send metrics update: {:?}", e);
+		}
+
 		info!(target: "worker", "Updated panels, sources and metrics");
 		self.last_refresh = chrono::Utc::now().timestamp();
 		Ok(())
@@ -137,9 +146,12 @@ impl AppState {
 							match op {
 								BackgroundAction::UpdateAllPanels { panels } => {
 									// TODO this is kinda rough, can it be done better?
-									entities::panels::Entity::delete_many().exec(&db).await.unwrap();
+									let pnls = panels.clone();
+									if let Err(e) = db.transaction::<_, (), sea_orm::DbErr>(|txn| {
+										Box::pin(async move {
+											entities::panels::Entity::delete_many().exec(txn).await?;
 											entities::panels::Entity::insert_many(
-										panels.iter().map(|v| entities::panels::ActiveModel{
+												pnls.iter().map(|v| entities::panels::ActiveModel{
 													id: Set(v.id),
 													name: Set(v.name.clone()),
 													view_scroll: Set(v.view_scroll),
@@ -154,9 +166,17 @@ impl AppState {
 													view_offset: Set(v.view_offset),
 													average_view: Set(v.average_view),
 												}).collect::<Vec<entities::panels::ActiveModel>>()
-									).exec(&db).await.unwrap();
-									self.tx.panels.send(panels.clone()).unwrap();
+											).exec(txn).await?;
+											Ok(())
+										})
+									}).await {
+										error!(target: "worker", "Could not update panels on database: {:?}", e);
+									} else {
+										if let Err(e) = self.tx.panels.send(panels.clone()) {
+											error!(target: "worker", "Could not send panels update: {:?}", e);
+										}
 										self.panels = panels;
+									}
 								},
 								// _ => todo!(),
 							}
@@ -166,9 +186,11 @@ impl AppState {
 				},
 				_ = self.flush.recv() => {
 					let now = Utc::now().timestamp();
-					self.fetch(&db).await.unwrap();
+					if let Err(e) = self.fetch(&db).await {
+						error!(target: "worker", "Could not fetch from db: {:?}", e);
+					}
 					let new_width = *self.width.borrow() * 60; // TODO it's in minutes somewhere...
-					self.points = entities::points::Entity::find()
+					self.points = match entities::points::Entity::find()
 						.filter(
 							Condition::all()
 								.add(entities::points::Column::X.gte((now - new_width) as f64))
@@ -176,12 +198,24 @@ impl AppState {
 						)
 						.order_by(entities::points::Column::X, Order::Asc)
 						.all(&db)
-						.await.unwrap().into();
-					self.tx.points.send(self.points.clone().into()).unwrap();
+						.await {
+							Ok(p) => p.into(),
+							Err(e) => {
+								error!(target: "worker", "Could not fetch new points: {:?}", e);
+								continue;
+							}
+						};
+					if let Err(e) = self.tx.points.send(self.points.clone().into()) {
+						error!(target: "worker", "Could not send new points: {:?}", e);
+					}
 					last = Utc::now().timestamp();
 					info!(target: "worker", "Reloaded points");
 				},
-				_ = sleep(self.cache_age - (now - self.last_refresh)) => self.fetch(&db).await.unwrap(),
+				_ = sleep(self.cache_age - (now - self.last_refresh)) => {
+					if let Err(e) = self.fetch(&db).await {
+						error!(target: "worker", "Could not fetch from db: {:?}", e);
+					}
+				},
 				_ = sleep(self.interval - (now - self.last_check)) => {
 					let mut changes = false;
 					let now = Utc::now().timestamp();
@@ -189,7 +223,7 @@ impl AppState {
 	
 					// fetch previous points
 					if new_width != width {
-						let mut previous_points = entities::points::Entity::find()
+						let mut previous_points = match entities::points::Entity::find()
 							.filter(
 								Condition::all()
 									.add(entities::points::Column::X.gte(now - new_width))
@@ -197,8 +231,16 @@ impl AppState {
 							)
 							.order_by(entities::points::Column::X, Order::Asc)
 							.all(&db)
-							.await.unwrap();
+							.await {
+							Ok(p) => p,
+							Err(e) => {
+								error!(target: "worker", "Could not fetch previous points: {:?}", e);
+								continue;
+							}
+						};
+						if previous_points.len() > 0 {
 							info!(target: "worker", "Fetched {} previous points", previous_points.len());
+						}
 						previous_points.reverse(); // TODO wasteful!
 						for p in previous_points {
 							self.points.push_front(p);
@@ -207,7 +249,7 @@ impl AppState {
 					}
 	
 					// fetch new points
-					let new_points = entities::points::Entity::find()
+					let new_points = match entities::points::Entity::find()
 						.filter(
 							Condition::all()
 								.add(entities::points::Column::X.gte(last as f64))
@@ -215,8 +257,16 @@ impl AppState {
 						)
 						.order_by(entities::points::Column::X, Order::Asc)
 						.all(&db)
-						.await.unwrap();
+						.await {
+						Ok(p) => p,
+						Err(e) => {
+							error!(target: "worker", "Could not fetch new points: {:?}", e);
+							continue;
+						}
+					};
+					if new_points.len() > 0 {
 						info!(target: "worker", "Fetched {} new points", new_points.len());
+					}
 	
 					for p in new_points {
 						self.points.push_back(p);
@@ -237,7 +287,9 @@ impl AppState {
 					width = new_width;
 					self.last_check = now;
 					if changes {
-						self.tx.points.send(self.points.clone().into()).unwrap();
+						if let Err(e) = self.tx.points.send(self.points.clone().into()) {
+							error!(target: "worker", "Could not send changes to main thread: {:?}", e);
+						}
 					}
 				},
 			};