feat: add command line arguments

Cargo.lock

@@ -233,6 +233,54 @@ dependencies = [
  "alloc-no-stdlib",
 ]
 
+[[package]]
+name = "anstream"
+version = "0.6.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e2e1ebcb11de5c03c67de28a7df593d32191b44939c482e97702baaaa6ab6a5"
+dependencies = [
+ "anstyle",
+ "anstyle-parse",
+ "anstyle-query",
+ "anstyle-wincon",
+ "colorchoice",
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8901269c6307e8d93993578286ac0edf7f195079ffff5ebdeea6a59ffb7e36bc"
+
+[[package]]
+name = "anstyle-parse"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c75ac65da39e5fe5ab759307499ddad880d724eed2f6ce5b5e8a26f4f387928c"
+dependencies = [
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle-query"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e28923312444cdd728e4738b3f9c9cac739500909bb3d3c94b43551b16517648"
+dependencies = [
+ "windows-sys 0.52.0",
+]
+
+[[package]]
+name = "anstyle-wincon"
+version = "3.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1cd54b81ec8d6180e24654d0b371ad22fc3dd083b6ff8ba325b72e00c87660a7"
+dependencies = [
+ "anstyle",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -333,6 +381,52 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "clap"
+version = "4.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c918d541ef2913577a0f9566e9ce27cb35b6df072075769e0b26cb5a554520da"
+dependencies = [
+ "clap_builder",
+ "clap_derive",
+]
+
+[[package]]
+name = "clap_builder"
+version = "4.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f3e7391dad68afb0c2ede1bf619f579a3dc9c2ec67f089baa397123a2f3d1eb"
+dependencies = [
+ "anstream",
+ "anstyle",
+ "clap_lex",
+ "strsim",
+]
+
+[[package]]
+name = "clap_derive"
+version = "4.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "307bc0538d5f0f83b8248db3087aa92fe504e4691294d0c96c0eabc33f47ba47"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.48",
+]
+
+[[package]]
+name = "clap_lex"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "98cc8fbded0c607b7ba9dd60cd98df59af97e84d24e49c8557331cfc26d301ce"
+
+[[package]]
+name = "colorchoice"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "acbf1af155f9b9ef647e42cdc158db4b64a1b61f743629225fde6f3e0be2a7c7"
+
 [[package]]
 name = "convert_case"
 version = "0.4.0"
@@ -545,6 +639,12 @@ version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "290f1a1d9242c78d09ce40a5e87e7554ee637af1351968159f4952f028f75604"
 
+[[package]]
+name = "heck"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
+
 [[package]]
 name = "hermit-abi"
 version = "0.3.5"
@@ -896,6 +996,7 @@ name = "rustysearch"
 version = "0.1.0"
 dependencies = [
  "actix-web",
+ "clap",
  "env_logger",
  "log",
  "serde",
@@ -1014,6 +1115,12 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "strsim"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ee073c9e4cd00e28217186dbe12796d692868f432bf2e97ee73bed0c56dfa01"
+
 [[package]]
 name = "syn"
 version = "1.0.109"
@@ -1180,6 +1287,12 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "utf8parse"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
+
 [[package]]
 name = "version_check"
 version = "0.9.4"

Cargo.toml

@@ -10,6 +10,7 @@ license = "MIT"
 
 [dependencies]
 actix-web = "4"
+clap = { version = "4.5.1", features = ["derive"] }
 env_logger = "0.10.0"
 log = "0.4.19"
 serde = { version = "1.0", features = ["derive"] }

src/cmd/arguments.rs

@@ -0,0 +1,17 @@
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+pub struct Args {
+    /// Config file path
+    #[arg(short, long, default_value = "/etc/rustysearch/config.json")]
+    config: String,
+
+    /// Change the log level
+    #[arg(short = 'l', long, default_value = "info")]
+    loglevel: String,
+
+    /// Change Database path
+    #[arg(short = 'D', long, default_value = "/tmp/rustysearch.db")]
+    database: String,
+}

src/cmd/mod.rs

@@ -0,0 +1 @@
+pub mod arguments;

src/lib.rs

@@ -1,3 +1,4 @@
-pub mod search;
+pub mod cmd;
 pub mod handlers;
-pub mod types;
+pub mod search;
+pub mod types;

src/main.rs

@@ -1,9 +1,11 @@
 use std::sync::Mutex;
 
 use actix_web::{middleware::Logger, web, App, HttpServer};
+use clap::Parser;
 use env_logger::Env;
 
 use rustysearch::{
+    cmd::arguments::Args,
     handlers::{hello, search},
     search::engine::SearchEngine,
     types::app_state::AppStateWithSearchEngine,
@@ -11,6 +13,8 @@ use rustysearch::{
 
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
+    let args = Args::parse();
+
     // Initialize logger
     env_logger::init_from_env(Env::default().default_filter_or("debug"));
 

src/types/config.rs

@@ -0,0 +1,16 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Config {
+    http_addr: String,
+    database_path: String,
+}
+
+impl Config {
+    pub fn new() -> Config {
+        Config {
+            http_addr: String::from("127.0.0.1:4000"),
+            database_path: String::from("/tmp/rustysearch.db"),
+        }
+    }
+}

src/types/mod.rs

@@ -1 +1,2 @@
-pub mod app_state;
+pub mod app_state;
+pub mod config;