database persistence in progress

Cargo.toml

@@ -14,3 +14,4 @@ actix-web = "4.12.1"
 paperclip = { version = "0.9.5", features = ["actix4"] }
 apistos = { version = "0.6.0", features = ["swagger-ui"] }
 schemars = { package = "apistos-schemars", version = "0.8" }
+sea-orm = { version = "1.1.19", features = ["macros", "runtime-tokio", "sqlx-sqlite"] }

migration/.gitignore

@@ -0,0 +1,2 @@
+/target
+result

migration/Cargo.toml

@@ -0,0 +1,23 @@
+[package]
+name = "migration"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[lib]
+name = "migration"
+path = "src/lib.rs"
+
+[dependencies]
+tokio = {version = "1.49.0", features = ["macros", "rt-multi-thread"]}
+
+[dependencies.sea-orm-migration]
+version = "1.1.0"
+features = [
+  # Enable at least one `ASYNC_RUNTIME` and `DATABASE_DRIVER` feature if you want to run migration via CLI.
+  # View the list of supported features at https://www.sea-ql.org/SeaORM/docs/install-and-config/database-and-async-runtime.
+  # e.g.
+  "runtime-tokio-rustls",  # `ASYNC_RUNTIME` feature
+  # "sqlx-postgres",         # `DATABASE_DRIVER` feature
+  "sqlx-sqlite"
+]

migration/README.md

@@ -0,0 +1,41 @@
+# Running Migrator CLI
+
+- Generate a new migration file
+    ```sh
+    cargo run -- generate MIGRATION_NAME
+    ```
+- Apply all pending migrations
+    ```sh
+    cargo run
+    ```
+    ```sh
+    cargo run -- up
+    ```
+- Apply first 10 pending migrations
+    ```sh
+    cargo run -- up -n 10
+    ```
+- Rollback last applied migrations
+    ```sh
+    cargo run -- down
+    ```
+- Rollback last 10 applied migrations
+    ```sh
+    cargo run -- down -n 10
+    ```
+- Drop all tables from the database, then reapply all migrations
+    ```sh
+    cargo run -- fresh
+    ```
+- Rollback all applied migrations, then reapply all migrations
+    ```sh
+    cargo run -- refresh
+    ```
+- Rollback all applied migrations
+    ```sh
+    cargo run -- reset
+    ```
+- Check the status of all migrations
+    ```sh
+    cargo run -- status
+    ```

migration/src/lib.rs

@@ -0,0 +1,12 @@
+pub use sea_orm_migration::prelude::*;
+
+mod m20220101_000001_create_table;
+
+pub struct Migrator;
+
+#[async_trait::async_trait]
+impl MigratorTrait for Migrator {
+    fn migrations() -> Vec<Box<dyn MigrationTrait>> {
+        vec![Box::new(m20220101_000001_create_table::Migration)]
+    }
+}

migration/src/m20220101_000001_create_table.rs

@@ -0,0 +1,36 @@
+use sea_orm_migration::{prelude::*, schema::*};
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        // Replace the sample below with your own migration scripts
+
+		manager.create_table(
+			Table::create()
+				.table(Alarm::Table)
+				.if_not_exists()
+				.col(pk_auto(Alarm::Id))
+				.col(date_time(Alarm::Time))
+				.col(boolean(Alarm::Enabled))
+				.col(string(Alarm::Title))
+				.to_owned(),
+		).await
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        // Replace the sample below with your own migration scripts
+		manager.drop_table(Table::drop().table(Alarm::Table).to_owned()).await
+    }
+}
+
+#[derive(DeriveIden)]
+enum Alarm {
+	Table,
+	Id,
+	Time,
+	Enabled,
+	Title
+}

migration/src/main.rs

@@ -0,0 +1,6 @@
+use sea_orm_migration::prelude::*;
+
+#[tokio::main]
+async fn main() {
+    cli::run_cli(migration::Migrator).await;
+}

src/dao/alarm.rs

@@ -0,0 +1,22 @@
+use chrono::{DateTime, Local};
+use sea_orm::{
+    ActiveModelTrait, ActiveValue::Set, ConnectionTrait, DbErr
+};
+
+use crate::model::{self, alarm};
+
+pub async fn create_alarm<C: ConnectionTrait>(
+    db: &C,
+    title: &str,
+    time: DateTime<Local>,
+) -> Result<alarm::Model, DbErr> {
+    let alarm_to_create = model::alarm::ActiveModel {
+        title: Set(title.to_string()),
+        time: Set(time.naive_utc()),
+        enabled: Set(true),
+        ..Default::default()
+    };
+
+    Ok(alarm_to_create.insert(db).await?)
+}
+

src/dao/mod.rs

@@ -0,0 +1,2 @@
+pub mod alarm;
+

src/main.rs

@@ -4,6 +4,7 @@ use actix_web::{App, HttpServer, web};
 use apistos::{SwaggerUIConfig, app::{BuildConfig, OpenApiWrapper}, info::Info, spec::Spec};
 use cron_tab::Cron;
 use gpio_cdev::Chip;
+use sea_orm::Database;
 
 use crate::{ringer::BeepRinger, scheduler::Scheduler};
 
@@ -11,6 +12,8 @@ mod scheduler;
 mod ringer;
 mod types;
 mod resources;
+mod dao;
+mod model;
 
 
 #[derive(Clone)]
@@ -18,20 +21,22 @@ struct AppState {
 	scheduler: Arc<Scheduler<BeepRinger>>
 }
 
-fn app_state() -> AppState {
+async fn app_state() -> AppState {
 	let chip: Arc<Mutex<Chip>> = Arc::new(Mutex::new(Chip::new("/dev/gpiochip0").unwrap()));
 	let cron = Arc::new(Mutex::new(Cron::new(chrono::Local)));
+	let db = Database::connect("sqlite://snooze-pal.db").await.unwrap();
 	AppState {
 		scheduler: Arc::new(Scheduler::new(
 			Arc::new(Mutex::new(BeepRinger::new(chip.clone()))),
-			cron.clone()
+			cron.clone(),
+			Arc::new(db)
 		))
 	}
 }
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
-	let app_state = app_state();
+	let app_state = app_state().await;
 
 	app_state.scheduler.start();
 

src/model/alarm.rs

@@ -0,0 +1,18 @@
+//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.19
+
+use sea_orm::entity::prelude::*;
+
+#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq)]
+#[sea_orm(table_name = "alarm")]
+pub struct Model {
+    #[sea_orm(primary_key)]
+    pub id: i32,
+    pub time: DateTime,
+    pub enabled: bool,
+    pub title: String,
+}
+
+#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
+pub enum Relation {}
+
+impl ActiveModelBehavior for ActiveModel {}

src/model/mod.rs

@@ -0,0 +1,5 @@
+//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.19
+
+pub mod prelude;
+
+pub mod alarm;

src/model/prelude.rs

@@ -0,0 +1,3 @@
+//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.19
+
+pub use super::alarm::Entity as Alarm;

src/scheduler.rs

@@ -2,24 +2,31 @@ use std::sync::{Arc, Mutex};
 
 use chrono::{DateTime, Local, Timelike};
 use cron_tab::Cron;
+use sea_orm::DatabaseConnection;
 
+use crate::dao::alarm::create_alarm;
 use crate::ringer::Ringer;
 use crate::types::Alarm;
 
-
 #[derive(Debug)]
 pub struct Scheduler<T: Ringer + 'static> {
     ringer: Arc<Mutex<T>>,
     cron: Arc<Mutex<Cron<Local>>>,
     alarms: Arc<Mutex<Vec<Alarm>>>,
+    db: Arc<DatabaseConnection>,
 }
 
 impl<T: Ringer> Scheduler<T> {
-    pub fn new(ringer: Arc<Mutex<T>>, cron: Arc<Mutex<Cron<Local>>>) -> Self {
+    pub fn new(
+        ringer: Arc<Mutex<T>>,
+        cron: Arc<Mutex<Cron<Local>>>,
+        db: Arc<DatabaseConnection>,
+    ) -> Self {
         Self {
             ringer,
             cron,
             alarms: Arc::new(Mutex::new(Vec::new())),
+            db,
         }
     }
 
@@ -41,12 +48,15 @@ impl<T: Ringer> Scheduler<T> {
         todo!()
     }
 
-    pub fn add_alarm(&self, time: DateTime<Local>) -> Result<Alarm, String> {
-        let mut alarms = self.alarms.lock().map_err(|e| e.to_string())?;
+    pub async fn add_alarm(&self, time: DateTime<Local>) -> Result<Alarm, String> {
         let cron_schedule = format!("{} {} {} * * *", "*", time.minute(), time.hour());
-		let alarm = Alarm::new(true, time);
-        alarms.push(alarm.clone());
-		self.schedule(&cron_schedule).map_err(|e| e.to_string())?;
+        let alarm = Alarm::new(true, time);
+
+        create_alarm(&*self.db, "something", time)
+            .await
+            .map_err(|e| e.to_string())?;
+
+        self.schedule(&cron_schedule).map_err(|e| e.to_string())?;
         println!("Added alarm {}", cron_schedule);
 
         Ok(alarm)