From 094ff04c022024ab33ae99b570a7416af4dcd682 Mon Sep 17 00:00:00 2001
From: holly sparkles <sparkles@holly.sh>
Date: Mon, 2 Oct 2023 20:00:40 +0200
Subject: [PATCH] feat: add loading of license database

---
 Cargo.toml  |  2 ++
 src/data.rs | 24 ++++++++++++++++++++++++
 src/main.rs | 25 +++++++++++++++++++++----
 3 files changed, 47 insertions(+), 4 deletions(-)
 create mode 100644 src/data.rs

diff --git a/Cargo.toml b/Cargo.toml
index 36fcb1b..cb79530 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,5 +9,7 @@ edition = "2021"
 async-std = { version = "1.12.0", features = ["attributes"] }
 envy = "0.4.2"
 jealousy = { version = "0.1.5", features = ["derive"] }
+lazy_static = "1.4.0"
 serde = { version = "1.0.188", features = ["derive"] }
+serde_yaml = "0.9.25"
 tide = "0.16.0"
diff --git a/src/data.rs b/src/data.rs
new file mode 100644
index 0000000..4e1fdcc
--- /dev/null
+++ b/src/data.rs
@@ -0,0 +1,24 @@
+use std::path::Path;
+
+use serde::Deserialize;
+
+#[derive(Debug, Deserialize)]
+pub struct LicenseDatabase {
+    licenses: Vec<License>,
+}
+
+impl LicenseDatabase {
+    pub fn load_file(file: &Path) -> LicenseDatabase {
+        let file_contents = std::fs::read_to_string(file).unwrap();
+        let database: LicenseDatabase = serde_yaml::from_str(&file_contents).unwrap();
+
+        database
+    }
+}
+
+#[derive(Debug, Deserialize, Clone)]
+struct License {
+    id: String,
+    filename: String,
+    description: String,
+}
diff --git a/src/main.rs b/src/main.rs
index 18be213..02f9eae 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,8 +1,14 @@
-use std::net::Ipv4Addr;
-use serde::Deserialize;
+use data::LicenseDatabase;
 use jealousy::FromEnv;
+use serde::Deserialize;
+use std::{net::Ipv4Addr, path::PathBuf, str::FromStr};
 use tide::{http::mime, log, Response, Result, Server, StatusCode};
 
+mod data;
+
+#[macro_use]
+extern crate lazy_static;
+
 #[derive(Debug, Deserialize, FromEnv)]
 #[from_env(prefix = "LICENSE_API")]
 struct Config {
@@ -29,6 +35,19 @@ impl Config {
     }
 }
 
+lazy_static! {
+    #[derive (Debug)]
+    static ref DATABASE: LicenseDatabase = {
+        // TODO: error handling and use log::info when done
+        // not sure if i should validate the unwrap since main won't start if there is an error...
+        let config = Config::from_env().unwrap();
+        let db_path: PathBuf = PathBuf::from_str(&config.database).unwrap();
+        let database: LicenseDatabase = LicenseDatabase::load_file(db_path.as_path());
+
+        database
+    };
+}
+
 #[async_std::main]
 async fn main() -> Result<()> {
     log::start();
@@ -36,8 +55,6 @@ async fn main() -> Result<()> {
     let config = Config::from_env();
     match config {
         Ok(config) => {
-			// TODO: load database and use log::info when done
-			
             let mut app = tide::new();
 
             create_routes(&mut app, &config);
--
libgit2 1.7.2