From 87f1d3171e9186d8974842a496cc2217137118b9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20DOUIN?= <soywod@users.noreply.github.com>
Date: Thu, 24 Dec 2020 00:55:57 +0100
Subject: [PATCH] init project, init toml config parser

---
 .gitignore    |  1 +
 Cargo.lock    | 23 +++++++++++++++
 Cargo.toml    | 10 +++++++
 src/config.rs | 77 +++++++++++++++++++++++++++++++++++++++++++++++++++
 src/main.rs   |  5 ++++
 5 files changed, 116 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 src/config.rs
 create mode 100644 src/main.rs

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..2934553
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,23 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "himalaya"
+version = "0.1.0"
+dependencies = [
+ "toml",
+]
+
+[[package]]
+name = "serde"
+version = "1.0.118"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06c64263859d87aa2eb554587e2d23183398d617427327cf2b3d0ed8c69e4800"
+
+[[package]]
+name = "toml"
+version = "0.5.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a31142970826733df8241ef35dc040ef98c679ab14d7c3e54d827099b3acecaa"
+dependencies = [
+ "serde",
+]
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..c380c21
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "himalaya"
+version = "0.1.0"
+authors = ["Clément DOUIN <soywod@users.noreply.github.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+toml = "0.5.8"
diff --git a/src/config.rs b/src/config.rs
new file mode 100644
index 0000000..a66a148
--- /dev/null
+++ b/src/config.rs
@@ -0,0 +1,77 @@
+use std::env;
+use std::fs::File;
+use std::io::Read;
+use std::path::PathBuf;
+use toml::Value;
+
+#[derive(Debug)]
+pub struct Config {
+    name: String,
+    email: String,
+}
+
+impl Config {
+    fn new() -> Config {
+        Config {
+            name: String::new(),
+            email: String::new(),
+        }
+    }
+}
+
+pub fn from_xdg() -> Option<PathBuf> {
+    match env::var("XDG_CONFIG_HOME") {
+        Err(_) => None,
+        Ok(path_str) => {
+            let mut path = PathBuf::from(path_str);
+            path.push("himalaya");
+            path.push("config.toml");
+            Some(path)
+        }
+    }
+}
+
+pub fn from_home() -> Option<PathBuf> {
+    match env::var("HOME") {
+        Err(_) => None,
+        Ok(path_str) => {
+            let mut path = PathBuf::from(path_str);
+            path.push(".config");
+            path.push("himalaya");
+            path.push("config.toml");
+            Some(path)
+        }
+    }
+}
+
+pub fn from_tmp() -> Option<PathBuf> {
+    let mut path = env::temp_dir();
+    path.push("himalaya");
+    path.push("config.toml");
+    Some(path)
+}
+
+pub fn file_path() -> PathBuf {
+    match from_xdg().or_else(from_home).or_else(from_tmp) {
+        None => panic!("Config file path not found."),
+        Some(path) => path,
+    }
+}
+
+pub fn read_file() -> Config {
+    let path = file_path();
+    match File::open(path) {
+        Err(_) => panic!("Config file not found!"),
+        Ok(mut file) => {
+            let mut content = String::new();
+            match file.read_to_string(&mut content) {
+                Err(err) => panic!(err),
+                Ok(_) => {
+                    let toml = content.parse::<Value>().unwrap();
+                    println!("{:?}", toml);
+                    Config::new()
+                }
+            }
+        }
+    }
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..df3b12d
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,5 @@
+mod config;
+
+fn main() {
+    println!("{:?}", config::read_file());
+}