Implement basic game files download logic

Implement core clap arguments

Respect XDG_BASE_DIR

Currently library extraction is broken because it assumes every instace has it's own library folder. This should be refactored so instances share libraries

Signed-off-by: Filip Wandzio <contact@philw.dev>

1 files changed, 13 insertions, 0 deletions

diff --git a/src/constants.rs b/src/constants.rs
new file mode 100644
index 0000000..52833b2
--- /dev/null
+++ b/src/constants.rs
@@ -0,0 +1,13 @@
+#![allow(dead_code)]
+
+use std::time::Duration;
+
+pub const VERSION_MANIFEST_URL: &str =
+    "https://launchermeta.mojang.com/mc/game/version_manifest.json";
+
+pub const DOWNLOAD_RETRIES: usize = 3;
+pub const DOWNLOAD_BACKOFF: Duration = Duration::from_millis(400);
+
+pub const DEFAULT_MAX_MEMORY_MB: u32 = 2048;
+pub const DEFAULT_JAVA_PATH: &str = "java";
+pub const DEFAULT_VERSION: &str = "latest";