feat: Customizable core options

packages/core/examples/discord.rs

@@ -1,8 +1,12 @@
-use onelauncher_core::{api::proxy::proxy_empty::ProxyEmpty, error::LauncherResult, initialize_core, store::State};
+use discord_rich_presence::activity::Timestamps;
+use onelauncher_core::{api::proxy::proxy_empty::ProxyEmpty, error::LauncherResult, initialize_core, store::{CoreOptions, State}};
 
 #[tokio::main]
 async fn main() -> LauncherResult<()> {
-	initialize_core(ProxyEmpty::new()).await?;
+	initialize_core(CoreOptions {
+		discord_client_id: Some(String::from("1274084193193955408")),
+		..Default::default()
+	}, ProxyEmpty::new()).await?;
 
 	let state = State::get().await?;
 	let Some(rpc) = &state.rpc else {
@@ -10,11 +14,15 @@ async fn main() -> LauncherResult<()> {
 		return Ok(());
 	};
 
-	rpc.set_message("Hello, Discord!").await;
+	rpc.set_message("Hello, Discord!", None).await;
 	println!("Set Discord message");
 
 	tokio::time::sleep(tokio::time::Duration::from_secs(5)).await;
-	rpc.set_message("This user is testing Discord RPC!").await;
+	rpc.set_message("New timestamp.", Some(Timestamps::new())).await;
+	println!("Set Discord message");
+
+	tokio::time::sleep(tokio::time::Duration::from_secs(5)).await;
+	rpc.set_message("Reverted back to the old timestamp!", None).await;
 	println!("Set Discord message");
 
 	tokio::time::sleep(tokio::time::Duration::from_secs(5)).await;

packages/core/examples/locate_java.rs

@@ -1,8 +1,8 @@
-use onelauncher_core::{api::{java, proxy::proxy_empty::ProxyEmpty}, error::LauncherResult, initialize_core};
+use onelauncher_core::{api::{java, proxy::proxy_empty::ProxyEmpty}, error::LauncherResult, initialize_core, store::CoreOptions};
 
 #[tokio::main]
 async fn main() -> LauncherResult<()> {
-	initialize_core(ProxyEmpty::new()).await?;
+	initialize_core(CoreOptions::default(), ProxyEmpty::new()).await?;
 
 	let java = java::locate_java().await?;
 

packages/core/src/constants.rs

@@ -2,19 +2,7 @@
 //!
 //! Public constant variables and strings that are used throughout the launcher.
 
-// =========== Core Metadata ===========
-/// The name of the launcher.
-pub const NAME: &str = match option_env!("LAUNCHER_NAME") {
-	Some(name) => name,
-	None => "OneLauncher",
-};
-
-/// The version of the launcher (from `../Cargo.toml` env).
-pub const VERSION: &str = env!("CARGO_PKG_VERSION");
-
 // =========== Default Ingress ===========
-/// The amount of attempts to fetch a file before a request fails.
-pub const FETCH_ATTEMPTS: usize = 3;
 /// The total ingress capacity of the CLI, provided to [`indicatif`].
 #[cfg(feature = "cli")]
 pub const CLI_TOTAL_INGRESS: u64 = 1000;
@@ -22,27 +10,17 @@ pub const CLI_TOTAL_INGRESS: u64 = 1000;
 pub const DUMMY_REPLACE_NEWLINE: &str = "\n";
 
 // =========== Authentication ===========
-/// Our Discord RPC client ID.
-pub const DISCORD_RPC_CLIENT_ID: &str = "1274084193193955408";
 /// Our Microsoft client ID.
 pub const MICROSOFT_CLIENT_ID: &str = "9eac3a4e-8cdd-43ef-863e-49cd601b1f03";
-/// Mojang/Microsoft client ID.
-pub const MINECRAFT_CLIENT_ID: &str = "00000000402b5328";
-/// Mojang/Microsoft login redirect URI.
-pub const MINECRAFT_REDIRECT_URL: &str = "https://login.live.com/oauth20_desktop.srf";
 /// Mojang/Microsoft login xboxlive scopes to get tokens.
 pub const MINECRAFT_SCOPES: &str = "service::user.auth.xboxlive.com::MBI_SSL";
 
 // =========== API ===========
 // !!! URLS must NOT have a trailing slash. !!!
 /// The Modrinth API base url.
-pub const MODRINTH_API_URL: &str = "https://api.modrinth.com/v2";
-/// The Modrinth V3 API base url. Used for things like fetching information about organizations.
-pub const MODRINTH_V3_API_URL: &str = "https://api.modrinth.com/v3";
+pub const MODRINTH_API_URL: &str = "https://api.modrinth.com";
 /// The Curseforge API base url.
 pub const CURSEFORGE_API_URL: &str = "https://api.curseforge.com";
-/// The Curseforge API key. Reserved for use in Polyfrost projects only. Do not use in other projects without permission from the Polyfrost team.
-pub const CURSEFORGE_API_KEY: &str = "$2a$10$6utA1UNSmFPrE/Lh7b7ndeeGmiOkjKNY8kpFB0fsmE/d42ZAfFgCe";
 /// The Minecraft game ID on Curseforge.
 pub const CURSEFORGE_GAME_ID: u32 = 432;
 /// Our metadata API base url.

packages/core/src/error.rs

@@ -10,9 +10,8 @@ pub enum LauncherError {
 	JavaError(#[from] crate::api::java::JavaError),
 	#[error(transparent)]
 	CryptoError(#[from] crate::utils::crypto::CryptoError),
-
-	#[error("failed to connect to discord rpc socket")]
-	DiscordError,
+	#[error(transparent)]
+	DiscordError(#[from] crate::store::discord::DiscordError),
 
 	#[error(transparent)]
 	SerdeError(#[from] serde_json::Error),

packages/core/src/lib.rs

@@ -1,5 +1,5 @@
 use api::proxy::LauncherProxy;
-use store::{proxy::ProxyState, Dirs, State};
+use store::{proxy::ProxyState, Core, CoreOptions, Dirs, State};
 use error::LauncherResult;
 use logger::start_logger;
 
@@ -14,7 +14,8 @@ mod logger;
 pub use onelauncher_entity as entity;
 pub use onelauncher_migration as migration;
 
-pub async fn initialize_core(proxy_backend: impl LauncherProxy + 'static) -> LauncherResult<()> {
+pub async fn initialize_core(options: CoreOptions, proxy_backend: impl LauncherProxy + 'static) -> LauncherResult<()> {
+	Core::initialize(options).await?;
 	Dirs::get().await?;
 	start_logger().await;
 
@@ -22,4 +23,4 @@ pub async fn initialize_core(proxy_backend: impl LauncherProxy + 'static) -> Lau
 	State::get().await?;
 
 	Ok(())
-}
+}

packages/core/src/store/core_options.rs

@@ -0,0 +1,68 @@
+use std::{ops::Deref, sync::Arc};
+
+use tokio::sync::OnceCell;
+
+use crate::error::{LauncherError, LauncherResult};
+
+static CORE_STATE: OnceCell<Arc<Core>> = OnceCell::const_new();
+
+pub struct Core(CoreOptions);
+
+/// Used for "customizable constants" for the core
+pub struct CoreOptions {
+	pub discord_client_id: Option<String>,
+	pub launcher_name: String,
+	pub launcher_version: String,
+	pub launcher_website: String,
+	pub fetch_attempts: u8,
+	/// Default client id is the same as the one used by the official launcher
+	pub msa_client_id: String,
+	pub msa_redirect_uri: String,
+	pub curseforge_api_key: Option<String>,
+}
+
+impl Default for CoreOptions {
+	fn default() -> Self {
+		Self {
+			discord_client_id: None,
+			launcher_name: String::from("Launcher"),
+			launcher_version: String::from(env!("CARGO_PKG_VERSION")),
+			launcher_website: String::from("https://polyfrost.org/"),
+			fetch_attempts: 3,
+			msa_client_id: String::from("00000000402b5328"),
+			msa_redirect_uri: String::from("https://login.live.com/oauth20_desktop.srf"),
+			curseforge_api_key: None,
+		}
+	}
+}
+
+impl Core {
+	#[must_use]
+	pub fn new(options: CoreOptions) -> Arc<Self> {
+		Arc::new(Self(options))
+	}
+
+	pub async fn initialize(options: CoreOptions) -> LauncherResult<()> {
+		CORE_STATE.get_or_try_init(|| async move {
+			Ok::<_, LauncherError>(Self::new(options))
+		}).await?;
+
+		Ok(())
+	}
+
+	pub fn get() -> Arc<Self> {
+		CORE_STATE
+			.get()
+			.expect("core was not initialized")
+			.clone()
+	}
+}
+
+impl Deref for Core {
+	type Target = CoreOptions;
+
+	fn deref(&self) -> &Self::Target {
+		&self.0
+	}
+}
+

packages/core/src/store/dirs.rs

@@ -2,7 +2,9 @@ use std::path::PathBuf;
 
 use tokio::sync::OnceCell;
 
-use crate::{constants, utils, LauncherResult};
+use crate::{utils, LauncherResult};
+
+use super::Core;
 
 /// The static [`OnceCell<RwLock<Dirs>>`] for storing the global directory state.
 /// Should be initialized as soon as possible (preferably before logging)
@@ -21,7 +23,7 @@ impl Dirs {
 
 	fn initialize() -> LauncherResult<Self> {
 		let base_dir = utils::io::env_path("LAUNCHER_DIR")
-			.or_else(|| Some(dirs::data_dir()?.join(constants::NAME)))
+			.or_else(|| Some(dirs::data_dir()?.join(Core::get().launcher_name.clone())))
 			.ok_or(DirectoryError::BaseDir)?;
 
 		Ok(Self {

packages/core/src/store/discord.rs

@@ -1,33 +1,45 @@
 use std::sync::{atomic::AtomicBool, Arc};
 
-use discord_rich_presence::{activity::{Activity, Assets, Button}, DiscordIpc, DiscordIpcClient};
+use discord_rich_presence::{activity::{Activity, Assets, Button, Timestamps}, DiscordIpc, DiscordIpcClient};
 use tokio::sync::RwLock;
 
-use crate::{constants, error::{LauncherError, LauncherResult}};
+use crate::error::LauncherResult;
+
+use super::Core;
 
 pub struct DiscordRPC {
+	started_at: i64,
 	client: Arc<RwLock<DiscordIpcClient>>,
 	connected: Arc<AtomicBool>,
 }
 
 impl DiscordRPC {
 	pub fn initialize() -> LauncherResult<Self> {
-		let mut client = DiscordIpcClient::new(constants::DISCORD_RPC_CLIENT_ID)
-			.map_err(|_| LauncherError::DiscordError)?;
+		let client_id = Core::get().discord_client_id.clone()
+			.ok_or(DiscordError::MissingClientId)?;
+
+		let mut client = DiscordIpcClient::new(client_id.as_str())
+			.map_err(|_| DiscordError::ConnectError)?;
 
 		let connected = client.connect().is_ok();
 
 		Ok(Self {
+			started_at: chrono::Utc::now().timestamp(),
 			client: Arc::new(RwLock::new(client)),
 			connected: Arc::new(AtomicBool::new(connected)),
 		})
 	}
 
-	pub async fn set_message(&self, msg: &str) -> bool {
+	pub async fn set_message(&self, msg: &str, timestamp: Option<Timestamps>) -> bool {
 		self.set_activity(
 			Activity::new()
 				.state(msg)
-				.buttons(vec![Button::new("Website", "https://polyfrost.org/")])
+				.buttons(
+					vec![Button::new("Website", "https://polyfrost.org/")]
+				)
+				.timestamps(
+					timestamp.unwrap_or_else(|| Timestamps::new().start(self.started_at))
+				)
 				.assets(
 					Assets::new()
 						.large_image("onelauncher_logo_512")
@@ -92,4 +104,12 @@ impl DiscordRPC {
 	fn set_connected(&self, connected: bool) {
 		self.connected.store(connected, std::sync::atomic::Ordering::Relaxed);
 	}
+}
+
+#[derive(Debug, thiserror::Error)]
+pub enum DiscordError {
+	#[error("Discord client ID is missing")]
+	MissingClientId,
+	#[error("couldn't connect to Discord IPC")]
+	ConnectError,
 }

packages/core/src/store/mod.rs

@@ -3,10 +3,12 @@ pub mod discord;
 pub mod ingress;
 pub mod proxy;
 pub mod java;
+mod core_options;
 mod dirs;
 mod settings;
 mod state;
 
 pub use dirs::*;
 pub use settings::*;
-pub use state::*;
+pub use state::*;
+pub use core_options::*;

packages/core/src/store/state.rs

@@ -50,7 +50,7 @@ impl State {
 		let ingress_processor = IngressProcessor::new();
 		let settings = Settings::new().await;
 		let db = super::db::create_pool().await?;
-		
+
 		let rpc = match DiscordRPC::initialize() {
 			Ok(rpc) => Some(rpc),
 			Err(err) => {

packages/core/src/utils/http.rs

@@ -8,7 +8,7 @@ use serde::Deserialize;
 use tokio::sync::Semaphore;
 use tokio_stream::StreamExt;
 
-use crate::{api::ingress::send_ingress, constants, error::LauncherResult, store::{ingress::IngressId, State}};
+use crate::{api::ingress::send_ingress, error::LauncherResult, store::{ingress::IngressId, Core, State}};
 
 use super::{crypto::{CryptoError, HashAlgorithm}, io};
 
@@ -29,9 +29,10 @@ pub fn create_client() -> LauncherResult<reqwest::Client> {
 		.default_headers({
 			let mut headers = reqwest::header::HeaderMap::new();
 			let header = reqwest::header::HeaderValue::from_str(&format!(
-				"{}/{} (https://polyfrost.org)",
-				constants::NAME,
-				constants::VERSION,
+				"{}/{} ({})",
+				Core::get().launcher_name,
+				Core::get().launcher_version,
+				Core::get().launcher_website,
 			))
 			.expect("failed to build reqwest headers!");
 			headers.insert(reqwest::header::USER_AGENT, header);
@@ -53,7 +54,7 @@ pub async fn fetch_advanced(
 	let _permit = state.fetch_semaphore.0.acquire().await?;
 	let client = &state.client;
 
-	for attempt in 0..constants::FETCH_ATTEMPTS {
+	for attempt in 0..Core::get().fetch_attempts {
 		let mut req = client.request(method.clone(), url);
 
 		if let Some(body) = body.clone() {