From 0515548682a95db643a008146105d8ecdb446e58 Mon Sep 17 00:00:00 2001
From: FxQnLr <felixquinn03@gmail.com>
Date: Mon, 26 Dec 2022 21:57:03 +0100
Subject: changed config to toml, autocreate config; better error handling

---
 src/config.rs | 40 ++++++++++++++++++++++++++--------------
 1 file changed, 26 insertions(+), 14 deletions(-)

(limited to 'src/config.rs')

diff --git a/src/config.rs b/src/config.rs
index ad59963..99d2ec2 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -1,27 +1,39 @@
-use config::{Config, File, FileFormat};
-use serde::Deserialize;
+use std::{fs::File, io::{Read, Write}};
 
-#[derive(Debug, Clone, Deserialize)]
+use serde::{Serialize, Deserialize};
+
+use crate::error::MLE;
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct Cfg {
     pub data: String,
-    pub downloads: String,
-    pub clean_remove: bool,
     pub apis: Apis,
 }
 
-#[derive(Debug, Clone, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct Apis {
     pub modrinth: String,
 }
 
 impl Cfg {
-    pub fn init(path: &str) -> Self {
-        //TODO Error Handling
-        Config::builder()
-            .add_source(File::new(path, FileFormat::Ini))
-            .build()
-            .unwrap()
-            .try_deserialize()
-            .unwrap()
+    pub fn init(path: &str) -> MLE<Self> {
+        let mut file = match File::open(path) {
+            Ok(file) => file,
+            Err(err) => {
+                if err.kind() == std::io::ErrorKind::NotFound {
+                    println!("No config file found, creating one");
+                    let default_cfg = Cfg { data: String::from("./"), apis: Apis { modrinth: String::from("https://api.modrinth.com/v2/") } };
+                    let mut file = File::create(path)?;
+                    file.write_all(&toml::to_string(&default_cfg)?.as_bytes())?;
+                    File::open(path)?
+                } else {
+                    return Err(err.into());
+                }
+            }
+        };
+        let mut content = String::new();
+        file.read_to_string(&mut content)?;
+        let config = toml::from_str::<Cfg>(&content)?;
+        Ok(config)
     }
 }
-- 
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