Initial Commit

src-tauri/.gitignore

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+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Generated by Tauri
+# will have schema files for capabilities auto-completion
+/gen/schemas

src-tauri/Cargo.toml

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+[package]
+name = "discord-presence"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+tauri = { version = "2", features = [] }
+tauri-build = { version = "2", features = [] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+discord-rich-presence = "0.2"
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[profile.release]
+strip = true
+lto = true

src-tauri/build.rs

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+fn main() {
+    tauri_build::build()
+}

src-tauri/capabilities/default.json

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+{
+  "identifier": "default",
+  "description": "Default capabilities for the app",
+  "windows": ["main"],
+  "permissions": [
+    "core:default"
+  ]
+}

src-tauri/src/lib.rs

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+use discord_rich_presence::{activity, DiscordIpc, DiscordIpcClient};
+use std::sync::Mutex;
+use std::time::{SystemTime, UNIX_EPOCH};
+use tauri::State;
+
+struct Discord(Mutex<Option<DiscordIpcClient>>);
+unsafe impl Send for Discord {}
+unsafe impl Sync for Discord {}
+
+struct StartTime(Mutex<i64>);
+
+#[tauri::command]
+fn connect(app_id: String, discord: State<Discord>, start: State<StartTime>) -> Result<String, String> {
+    let mut guard = discord.0.lock().map_err(|e| e.to_string())?;
+    if let Some(ref mut old) = *guard {
+        old.close().ok();
+    }
+    let mut client = DiscordIpcClient::new(&app_id).map_err(|e| e.to_string())?;
+    client.connect().map_err(|_| "Could not connect — is Discord running?".to_string())?;
+    let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs() as i64;
+    *start.0.lock().unwrap() = now;
+    *guard = Some(client);
+    Ok("Connected".into())
+}
+
+#[tauri::command]
+fn disconnect(discord: State<Discord>) -> Result<String, String> {
+    let mut guard = discord.0.lock().map_err(|e| e.to_string())?;
+    if let Some(ref mut client) = *guard {
+        client.close().map_err(|e| e.to_string())?;
+    }
+    *guard = None;
+    Ok("Disconnected".into())
+}
+
+#[tauri::command]
+fn set_activity(
+    status: String,
+    details: String,
+    show_time: bool,
+    elapsed_seconds: Option<i64>,
+    discord: State<Discord>,
+    start: State<StartTime>,
+) -> Result<String, String> {
+    let mut guard = discord.0.lock().map_err(|e| e.to_string())?;
+    let client = guard.as_mut().ok_or_else(|| "Not connected to Discord".to_string())?;
+    let mut act = activity::Activity::new();
+    if show_time {
+        let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs() as i64;
+        let start_at = now - elapsed_seconds.unwrap_or(0);
+        act = act.timestamps(activity::Timestamps::new().start(start_at));
+    }
+    if !status.is_empty() { act = act.state(&status); }
+    if !details.is_empty() { act = act.details(&details); }
+    client.set_activity(act).map_err(|e| e.to_string())?;
+    Ok("Activity set".into())
+}
+
+#[tauri::command]
+fn clear_activity(discord: State<Discord>) -> Result<String, String> {
+    let mut guard = discord.0.lock().map_err(|e| e.to_string())?;
+    let client = guard.as_mut().ok_or_else(|| "Not connected to Discord".to_string())?;
+    client.clear_activity().map_err(|e| e.to_string())?;
+    Ok("Cleared".into())
+}
+
+pub fn run() {
+    tauri::Builder::default()
+        .manage(Discord(Mutex::new(None)))
+        .manage(StartTime(Mutex::new(0)))
+        .invoke_handler(tauri::generate_handler![connect, disconnect, set_activity, clear_activity])
+        .run(tauri::generate_context!())
+        .expect("error while running tauri application");
+}

src-tauri/src/main.rs

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+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+
+fn main() {
+    discord_presence::run();
+}

src-tauri/tauri.conf.json

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+{
+  "$schema": "https://raw.githubusercontent.com/tauri-apps/tauri/dev/crates/tauri-utils/schema.json",
+  "productName": "Discord Presence",
+  "version": "0.1.0",
+  "identifier": "org.racooncity.discord-presence",
+  "build": {
+    "frontendDist": "../ui"
+  },
+  "app": {
+    "withGlobalTauri": true,
+    "windows": [
+      {
+        "title": "Discord Presence",
+        "width": 460,
+        "height": 620,
+        "resizable": true,
+        "decorations": true,
+        "center": true
+      }
+    ],
+    "security": {
+      "csp": "null"
+    }
+  }
+}