From 980e84b0f6e91833436e4f4ae11900cefc9883dd Mon Sep 17 00:00:00 2001
From: Joscha <joscha@plugh.de>
Date: Fri, 4 Aug 2023 20:05:38 +0200
Subject: [PATCH] Update repo repeatedly

---
 Cargo.lock    | 34 +++++++++++++++++-----------------
 Cargo.toml    |  7 ++++++-
 src/config.rs | 34 ++++++++++++++++++++++++++++------
 src/main.rs   |  2 ++
 src/update.rs | 19 +++++++++++++++++++
 5 files changed, 72 insertions(+), 24 deletions(-)
 create mode 100644 src/update.rs

diff --git a/Cargo.lock b/Cargo.lock
index 802a055..6a4ee71 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -328,12 +328,6 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
 
-[[package]]
-name = "bytesize"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38fcc2979eff34a4b84e1cf9a1e3da42a7d44b3b690a40cdcb23e3d556cfb2e5"
-
 [[package]]
 name = "cc"
 version = "1.0.81"
@@ -1029,7 +1023,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "882695cccf38da4c3cc7ee687bdb412cf25e37932d7f8f2c306112ea712449f1"
 dependencies = [
  "bytes",
- "bytesize",
  "crc32fast",
  "crossbeam-channel",
  "flate2",
@@ -1585,12 +1578,6 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
-[[package]]
-name = "human_format"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86cce260d758a9aa3d7c4b99d55c815a540f8a37514ba6046ab6be402a157cb0"
-
 [[package]]
 name = "humansize"
 version = "2.1.3"
@@ -1600,6 +1587,22 @@ dependencies = [
  "libm",
 ]
 
+[[package]]
+name = "humantime"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
+
+[[package]]
+name = "humantime-serde"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57a3db5ea5923d99402c94e9feb261dc5ee9b4efa158b0315f788cf549cc200c"
+dependencies = [
+ "humantime",
+ "serde",
+]
+
 [[package]]
 name = "hyper"
 version = "0.14.27"
@@ -2080,10 +2083,6 @@ name = "prodash"
 version = "25.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c236e70b7f9b9ea00d33c69f63ec1ae6e9ae96118923cd37bd4e9c7396f0b107"
-dependencies = [
- "bytesize",
- "human_format",
-]
 
 [[package]]
 name = "quote"
@@ -2733,6 +2732,7 @@ dependencies = [
  "clap",
  "directories",
  "gix",
+ "humantime-serde",
  "mime_guess",
  "rust-embed",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 262be5e..5f1efdc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ askama_axum = "0.3.0"
 axum = { version = "0.6.19", features = ["macros"] }
 clap = { version = "4.3.19", features = ["derive", "deprecated"] }
 directories = "5.0.1"
-gix = "0.51.0"
+humantime-serde = "1.1.1"
 mime_guess = "2.0.4"
 rust-embed = "6.8.1"
 serde = { version = "1.0.181", features = ["derive"] }
@@ -20,6 +20,11 @@ toml = "0.7.6"
 tracing = "0.1.37"
 tracing-subscriber = "0.3.17"
 
+[dependencies.gix]
+version = "0.51.0"
+default-features = false
+features = ["max-performance-safe", "extras"]
+
 [build-dependencies]
 vergen = { version = "8.2.4", features = ["git", "gitcl"] }
 walkdir = "2.3.3"
diff --git a/src/config.rs b/src/config.rs
index f3134e7..4ec26ff 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -1,23 +1,45 @@
 //! Configuration from a file.
 
-use std::{fs, io::ErrorKind, path::Path};
+use std::{fs, io::ErrorKind, path::Path, time::Duration};
 
 use serde::Deserialize;
-use tracing::info;
+use tracing::{debug, info};
 
-#[derive(Debug, Default, Deserialize)]
-pub struct Config {}
+mod default {
+    use std::time::Duration;
+
+    pub fn repo_update_delay() -> Duration {
+        Duration::from_secs(60)
+    }
+}
+
+#[derive(Debug, Deserialize)]
+pub struct Config {
+    #[serde(default = "default::repo_update_delay", with = "humantime_serde")]
+    pub repo_update_delay: Duration,
+}
+
+impl Default for Config {
+    fn default() -> Self {
+        Self {
+            repo_update_delay: default::repo_update_delay(),
+        }
+    }
+}
 
 impl Config {
     pub fn load(path: &Path) -> anyhow::Result<Self> {
         info!(path = %path.display(), "Loading config");
-        Ok(match fs::read_to_string(path) {
+        let config = match fs::read_to_string(path) {
             Ok(str) => toml::from_str(&str)?,
             Err(e) if e.kind() == ErrorKind::NotFound => {
                 info!("No config file found, using default config");
                 Self::default()
             }
             Err(e) => Err(e)?,
-        })
+        };
+
+        debug!("Loaded config:\n{config:#?}");
+        Ok(config)
     }
 }
diff --git a/src/main.rs b/src/main.rs
index 2cc5795..4fc373d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,7 @@
 mod config;
 mod state;
 mod r#static;
+mod update;
 
 use std::{io, path::PathBuf};
 
@@ -115,6 +116,7 @@ async fn run() -> anyhow::Result<()> {
     select! {
         _ = wait_for_signal() => {},
         _ = server.serve(app) => {},
+        _ = update::repeatedly(state.clone()) => {},
     }
 
     state.shut_down().await;
diff --git a/src/update.rs b/src/update.rs
new file mode 100644
index 0000000..63777dc
--- /dev/null
+++ b/src/update.rs
@@ -0,0 +1,19 @@
+//! Repeatedly update the db from the repo.
+
+use tracing::{warn, debug};
+
+use crate::state::AppState;
+
+async fn update_repo(state: &AppState) -> anyhow::Result<()> {
+    debug!("Updating repo");
+    Ok(())
+}
+
+pub async fn repeatedly(state: AppState) {
+    loop {
+        if let Err(e) = update_repo(&state).await {
+            warn!("Error while updating repo: {e:?}");
+        }
+        tokio::time::sleep(state.config.repo_update_delay).await;
+    }
+}