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57 lines
1.7 KiB
Rust
57 lines
1.7 KiB
Rust
use anyhow::anyhow;
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const LATEST_RELEASE_URL: &str = "https://github.com/comit-network/xmr-btc-swap/releases/latest";
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#[derive(Clone, Debug, PartialEq, Eq)]
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pub enum Version {
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Current,
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Available,
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}
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/// Check the latest release from GitHub API.
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pub async fn check_latest_version(current_version: &str) -> anyhow::Result<Version> {
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let response = reqwest::get(LATEST_RELEASE_URL).await?;
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let e = "Failed to get latest release.";
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let download_url = response.url();
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let segments = download_url.path_segments().ok_or_else(|| anyhow!(e))?;
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let latest_version = segments.last().ok_or_else(|| anyhow!(e))?;
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let result = if is_latest_version(current_version, latest_version) {
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Version::Current
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} else {
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tracing::warn!(%current_version, %latest_version, %download_url,
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"You are not on the latest version",
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);
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Version::Available
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};
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Ok(result)
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}
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// todo: naive implementation can be improved using semver
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fn is_latest_version(current: &str, latest: &str) -> bool {
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current == latest
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}
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#[cfg(test)]
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mod test {
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use super::*;
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#[test]
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fn it_compares_versions() {
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assert!(is_latest_version("0.10.2", "0.10.2"));
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assert!(!is_latest_version("0.10.2", "0.10.3"));
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assert!(!is_latest_version("0.10.2", "0.11.0"));
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}
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#[tokio::test]
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#[ignore = "For local testing, makes http requests to github."]
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async fn it_compares_with_github() {
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let result = check_latest_version("0.11.0").await.unwrap();
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assert_eq!(result, Version::Available);
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let result = check_latest_version("0.11.1").await.unwrap();
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assert_eq!(result, Version::Current);
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}
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}
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