WIP add config

Cargo.lock

@@ -349,6 +349,18 @@ dependencies = [
  "unreachable",
 ]
 
+[[package]]
+name = "confy"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e37668cb35145dcfaa1931a5f37fde375eeae8068b4c0d2f289da28a270b2d2c"
+dependencies = [
+ "directories",
+ "serde",
+ "thiserror",
+ "toml",
+]
+
 [[package]]
 name = "core-foundation"
 version = "0.9.3"
@@ -566,6 +578,26 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "directories"
+version = "4.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f51c5d4ddabd36886dd3e1438cb358cdcb0d7c499cb99cb4ac2e38e18b5cb210"
+dependencies = [
+ "dirs-sys",
+]
+
+[[package]]
+name = "dirs-sys"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
+dependencies = [
+ "libc",
+ "redox_users",
+ "winapi",
+]
+
 [[package]]
 name = "downcast-rs"
 version = "1.2.0"
@@ -851,6 +883,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "clap",
+ "confy",
  "env_logger",
  "futures",
  "graphql_client",
@@ -2070,6 +2103,17 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "redox_users"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b033d837a7cf162d7993aded9304e30a83213c648b6e389db233191f891e5c2b"
+dependencies = [
+ "getrandom 0.2.8",
+ "redox_syscall",
+ "thiserror",
+]
+
 [[package]]
 name = "ref-cast"
 version = "1.0.15"
@@ -3194,6 +3238,15 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "toml"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4f7f0dd8d50a853a531c426359045b1998f04219d88799810762cd4ad314234"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "toml_datetime"
 version = "0.6.1"

Cargo.toml

@@ -22,6 +22,7 @@ serde_json = "1.0.94"
 sp-core = { git = "https://github.com/duniter/substrate", branch = "duniter-substrate-v0.9.32" }
 subxt =  { git = "https://github.com/duniter/subxt.git", branch = "duniter-substrate-v0.9.32" }
 tokio = { version = "1.26.0", features = ["macros"] }
+confy = "0.5.1"
 
 # allows to build gcli with different predefined networks 
 [features]

src/conf.rs

+use crate::*;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Config {
+	version: u8,
+}
+
+impl std::default::Default for Config {
+	fn default() -> Self {
+		Self {
+			version: 0,
+		}
+	}
+}
+
+
+#[derive(Clone, Default, Debug, clap::Parser)]
+pub enum Subcommand {
+	#[default]
+	/// Show config
+	Show,
+}
+
+pub fn handle_command(data: Data, command: Subcommand) -> anyhow::Result<()> {
+	// match subcommand
+	match command {
+		Subcommand::Show => {
+			println!("{:?}", data.cfg);
+		}
+	};
+
+	Ok(())
+}

src/data.rs

@@ -9,6 +9,8 @@ use indexer::Indexer;
 pub struct Data {
 	// command line arguments
 	pub args: Args,
+	// config
+	pub cfg: conf::Config,
 	// rpc to substrate client
 	pub client: Option<Client>,
 	// graphql to duniter-indexer
@@ -43,6 +45,7 @@ impl Data {
 	pub fn new(args: Args) -> Self {
 		Self {
 			args,
+			cfg: confy::load("gcli", None).expect("must be able to build config"),
 			token_decimals: 0,
 			token_symbol: "tokens".into(),
 			..Default::default()

src/main.rs

 mod cache;
 mod commands;
+mod conf;
 mod data;
 mod indexer;
 mod keys;
 
 use clap::Parser;
 use codec::Encode;
+use confy;
 use data::*;
 use keys::*;
 use serde::Deserialize;
@@ -257,12 +259,17 @@ pub enum Subcommand {
 	/// Indexer subcommands
 	#[clap(subcommand)]
 	Indexer(indexer::Subcommand),
+	/// Config subcommands
+	#[clap(subcommand)]
+	Config(conf::Subcommand),
 }
 
 #[tokio::main(flavor = "current_thread")]
 async fn main() -> Result<(), GcliError> {
+	// init logger
 	env_logger::init();
 
+	// parse argument and initialize data
 	let args = Args::parse();
 	let mut data = Data::new(args.clone());
 
@@ -608,6 +615,7 @@ async fn main() -> Result<(), GcliError> {
 			}
 		}
 		Subcommand::Indexer(subcommand) => indexer::handle_command(data, subcommand).await?,
+		Subcommand::Config(subcommand) => conf::handle_command(data, subcommand)?,
 	}
 
 	Ok(())