some changes

.env

@@ -1 +1,2 @@
 DISCORD_TOKEN=MTIzMDE2NjI2NTM3NzU5MTM5Ng.GVqsyl.ZvP2Kigd5VgP4eITdGqAGYfDw58YeXJYSJg4-A
+MYSQL_PASS=gitpoi27940

Cargo.toml

@@ -5,5 +5,8 @@ authors = ["WeRobot <contact@werobot.fr>", "GZod01 <gzod01@gzod01.fr>"]
 edition = "2021"
 
 [dependencies]
+lazy_static = "1.4.0"
+mysql = "25.0.0"
+serde_json = "1.0.116"
 serenity = "0.12"
 tokio = { version = "1.21.2", features = ["macros", "rt-multi-thread"] }

buttons_role.json

@@ -0,0 +1,3 @@
+{
+    "fgc_test_in_lgaw":"1229486844912210011"
+}

src/main.rs

@@ -1,12 +1,30 @@
 use std::env;
+use std::fs::File;
+use std::io::Read;
 
-use serenity::all::{ComponentInteractionData, ComponentInteractionDataKind, Interaction};
+// use lazy_static::lazy_static;
-use serenity::async_trait;
+use serenity::all::{ComponentInteractionDataKind, Interaction};
+use serenity::{async_trait, json};
 use serenity::model::channel::Message;
 use serenity::prelude::*;
+use serde_json::json;
+use serde_json::Map;
+// use mysql::prelude::Queryable;
+
 
 struct Handler;
 
+// lazy_static! {
+//     static ref CONN: Mutex<mysql::Conn> = {
+//         let password = env::var("MYSQL_PASS").expect("MySql pass not found in env");
+//         let  url = "mysql://disco_wero_bot:{password:?}@localhost:3306/dwrbot_db";
+//         let mut r = Mutex::new(mysql::Conn::new(url).unwrap());
+//         r
+//     };
+// }
+
+//static mut conn: Option<mysql::PooledConn>=None;
+
 #[async_trait]
 impl EventHandler for Handler {
     async fn message(&self, ctx: Context, msg: Message) {
@@ -35,7 +53,33 @@ impl EventHandler for Handler {
             println!("Received component interaction {comp:?}");
             if matches!(comp.data.kind, ComponentInteractionDataKind::Button){
                 let compid = comp.data.custom_id;
+                // let guild_id=comp.guild_id;
+                // let channel_id=comp.channel_id;
+                let mut role:String="nulled".to_string();
                 println!("helloworld {compid:?}");
+                // let mut conn = *CONN.lock();
+                // conn.lock().query_iter("select role_id from buttons_callback WHERE
+                //             guild_id='{guild_id:?}' AND
+                //             channel_id='{channel_id:?}' AND
+                //             custom_id='{compid:?}'")
+                //     .unwrap()
+                //     .for_each(|row| {
+                //         let r:String = mysql::from_row(row.unwrap());
+                //         role=r;
+                //     });
+                let mut json_file = File::open("/home/aurel/gzod_site/discordBots/disco_wero_bot/buttons_roles.json").expect("oh no, file not exist!!!!!!!!");
+                let mut json_file_content = String::new();
+                let _ = json_file.read_to_string(&mut json_file_content).expect("can't read file");
+                let json:Map<String,serde_json::Value> =serde_json::from_str(&json_file_content).expect("JSON was not well-formatted");
+                if json.contains_key("{compid:?}"){
+                     role = json["{compid:?}"].to_string();
+                }
+                if role=="nulled"{
+                    println!("{compid:?} does not exist");
+                    return;
+                }
+                let _= comp.member.unwrap().add_role(ctx,role.parse::<u64>().unwrap()).await.expect("oh no");
+
 
             }
         }
@@ -61,6 +105,8 @@ async fn main() {
     if let Err(why) = client.start().await {
         println!("Client error: {why:?}");
     }
+
+
 }
 
 // fn main(){