From 6bc191427381f46aaf269e83598c94d91b470c1a Mon Sep 17 00:00:00 2001
From: GeckoEidechse <gecko.eidechse+git@pm.me>
Date: Fri, 16 Sep 2022 23:34:04 +0200
Subject: Show in UI if FlightCore out-of-date

To show user if application is outdated should self-update somehow not
work.
---
 src-tauri/Cargo.lock  |  1 +
 src-tauri/Cargo.toml  |  2 ++
 src-tauri/src/lib.rs  | 36 ++++++++++++++++++++++++++++++++++++
 src-tauri/src/main.rs | 17 +++++++++++++----
 4 files changed, 52 insertions(+), 4 deletions(-)

(limited to 'src-tauri')

diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index b6face73..5fa5731d 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -82,6 +82,7 @@ dependencies = [
  "libthermite",
  "powershell_script",
  "regex",
+ "reqwest",
  "sentry",
  "serde",
  "serde_json",
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index d2fb7171..39fd946f 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -34,6 +34,8 @@ powershell_script = "1.0.4"
 regex = "1.6.0"
 # Read out running application process names
 sysinfo = "0.26.2"
+# HTTP requests
+reqwest = { version = "0.11", features = ["blocking"] }
 
 [features]
 # by default Tauri runs in production mode
diff --git a/src-tauri/src/lib.rs b/src-tauri/src/lib.rs
index c74579d7..6428ce2e 100644
--- a/src-tauri/src/lib.rs
+++ b/src-tauri/src/lib.rs
@@ -342,3 +342,39 @@ pub fn convert_release_candidate_number(version_number: String) -> String {
     // Doesn't work for larger numbers, e.g. `v1.9.2-rc11` -> `v1.9.2011` (should be `v1.9.211`)
     version_number.replace("-rc", "0")
 }
+
+/// Checks if installed FlightCore version is up-to-date
+/// false -> FlightCore install is up-to-date
+/// true  -> FlightCore install is outdated
+pub fn check_is_flightcore_outdated() -> Result<bool, String> {
+    // Get newest version number from GitHub API
+    println!("Checking GitHub API");
+    let url = "https://api.github.com/repos/GeckoEidechse/FlightCore/releases/latest";
+    let user_agent = "GeckoEidechse/FlightCore";
+    let client = reqwest::blocking::Client::new();
+    let res = client
+        .get(url)
+        .header(reqwest::header::USER_AGENT, user_agent)
+        .send()
+        .unwrap()
+        .text()
+        .unwrap();
+
+    let json_response: serde_json::Value =
+        serde_json::from_str(&res).expect("JSON was not well-formatted");
+    println!("Done checking GitHub API");
+
+    // Extract version number from JSON
+    let newest_release_version = json_response
+        .get("tag_name")
+        .and_then(|value| value.as_str())
+        .unwrap();
+
+    // Get version of installed FlightCore...
+    let version = env!("CARGO_PKG_VERSION");
+    // ...and format it
+    let version = format!("v{}", version);
+
+    // TODO: This shouldn't be a string compare but promper semver compare
+    Ok(version != newest_release_version)
+}
diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index a59e24e0..20ad4716 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -10,9 +10,9 @@ use std::{
 };
 
 use app::{
-    check_is_valid_game_path, check_origin_running, convert_release_candidate_number,
-    find_game_install_location, get_host_os, get_northstar_version_number, install_northstar,
-    launch_northstar, GameInstall,
+    check_is_flightcore_outdated, check_is_valid_game_path, check_origin_running,
+    convert_release_candidate_number, find_game_install_location, get_host_os,
+    get_northstar_version_number, install_northstar, launch_northstar, GameInstall,
 };
 use tauri::{Manager, State};
 use tokio::time::sleep;
@@ -66,7 +66,8 @@ fn main() {
             get_host_os_caller,
             install_northstar_caller,
             update_northstar_caller,
-            launch_northstar_caller
+            launch_northstar_caller,
+            check_is_flightcore_outdated_caller
         ])
         .run(tauri::generate_context!())
         .expect("error while running tauri application");
@@ -170,6 +171,14 @@ async fn check_is_northstar_outdated(
     }
 }
 
+#[tauri::command]
+/// Checks if installed FlightCore version is up-to-date
+/// false -> FlightCore install is up-to-date
+/// true  -> FlightCore install is outdated
+fn check_is_flightcore_outdated_caller() -> Result<bool, String> {
+    check_is_flightcore_outdated()
+}
+
 #[tauri::command]
 /// Checks if is valid Titanfall2 install based on certain conditions
 fn verify_install_location(game_path: String) -> bool {
-- 
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