db/migrations/6_role-adder.sql

@@ -0,0 +1,11 @@
+CREATE TABLE IF NOT EXISTS roles_adder (
+    server  integer not null,
+    role_a  integer not null,
+    role_b  integer not null,
+    role_c  integer not null,
+    PRIMARY KEY(server,role_a,role_b,role_c)
+);
+CREATE INDEX IF NOT EXISTS index_roles_adder_server ON roles_adder (server);
+CREATE INDEX IF NOT EXISTS index_roles_adder_from ON roles_adder (role_a,role_b);
+CREATE INDEX IF NOT EXISTS index_roles_adder_to ON roles_adder (role_c);
+CREATE INDEX IF NOT EXISTS index_roles_adder_search ON roles_adder (server,role_a,role_b);

src/commands/mod.rs

@@ -2,3 +2,4 @@ pub mod add_server;
 pub mod committee;
 pub mod link_email;
 pub mod minecraft;
+pub mod role_adder;

src/commands/role_adder.rs

@@ -0,0 +1,247 @@
+use serenity::{
+  builder::CreateApplicationCommand,
+  client::Context,
+  model::{
+    application::interaction::application_command::ApplicationCommandInteraction,
+    prelude::{command::CommandOptionType, interaction::application_command::CommandDataOptionValue},
+  },
+};
+
+use skynet_discord_bot::{is_admin, DataBase, RoleAdder};
+use sqlx::{Error, Pool, Sqlite};
+
+pub mod edit {
+  use super::*;
+
+  pub async fn run(command: &ApplicationCommandInteraction, ctx: &Context) -> String {
+    // check if user has high enough permisssions
+    if let Some(msg) = is_admin(command, ctx).await {
+      return msg;
+    }
+
+    let role_a = if let CommandDataOptionValue::Role(role) = command
+      .data
+      .options
+      .get(0)
+      .expect("Expected role option")
+      .resolved
+      .as_ref()
+      .expect("Expected role object")
+    {
+      role.id.to_owned()
+    } else {
+      return "Please provide a valid role for ``Role Current``".to_string();
+    };
+
+    let role_b = if let CommandDataOptionValue::Role(role) = command
+      .data
+      .options
+      .get(1)
+      .expect("Expected role option")
+      .resolved
+      .as_ref()
+      .expect("Expected role object")
+    {
+      role.id.to_owned()
+    } else {
+      return "Please provide a valid role for ``Role Current``".to_string();
+    };
+
+    let role_c = if let CommandDataOptionValue::Role(role) = command
+      .data
+      .options
+      .get(2)
+      .expect("Expected role option")
+      .resolved
+      .as_ref()
+      .expect("Expected role object")
+    {
+      role.id.to_owned()
+    } else {
+      return "Please provide a valid role for ``Role Current``".to_string();
+    };
+
+    if role_a == role_b {
+      return "Roles A and B must be different".to_string();
+    }
+
+    if (role_c == role_a) || (role_c == role_b) {
+      return "Role C cannot be same as A or B".to_string();
+    }
+
+    let mut delete = false;
+
+    if let Some(x) = command.data.options.get(3) {
+      let tmp = x.to_owned();
+      if let Some(y) = tmp.resolved {
+        match y {
+          CommandDataOptionValue::Boolean(z) => {
+            delete = z;
+          }
+          _ => {}
+        }
+      }
+    }
+
+    let db_lock = {
+      let data_read = ctx.data.read().await;
+      data_read.get::<DataBase>().expect("Expected Databse in TypeMap.").clone()
+    };
+    let db = db_lock.read().await;
+
+    let server = command.guild_id.unwrap_or_default();
+    let server_data = RoleAdder {
+      server,
+      role_a,
+      role_b,
+      role_c,
+    };
+
+    match add_server(&db, &server_data, delete).await {
+      Ok(_) => {}
+      Err(e) => {
+        println!("{:?}", e);
+        return format!("Failure to insert into Servers {:?}", server_data);
+      }
+    }
+
+    let mut role_a_name = String::new();
+    let mut role_b_name = String::new();
+    let mut role_c_name = String::new();
+
+    if let Ok(x) = server.roles(&ctx).await {
+      if let Some(y) = x.get(&role_a) {
+        role_a_name = y.to_owned().name;
+      }
+      if let Some(y) = x.get(&role_b) {
+        role_b_name = y.to_owned().name;
+      }
+      if let Some(y) = x.get(&role_b) {
+        role_c_name = y.to_owned().name;
+      }
+    }
+
+    if delete {
+      format!("Removed {} + {} = {}", role_a_name, role_b_name, role_c_name)
+    } else {
+      format!("Added {} + {} = {}", role_a_name, role_b_name, role_c_name)
+    }
+  }
+
+  pub fn register(command: &mut CreateApplicationCommand) -> &mut CreateApplicationCommand {
+    command
+      .name("roles_adder")
+      .description("Combine roles together to an new one")
+      .create_option(|option| {
+        option
+          .name("role_a")
+          .description("A role you want to add to Role B")
+          .kind(CommandOptionType::Role)
+          .required(true)
+      })
+      .create_option(|option| {
+        option
+          .name("role_b")
+          .description("A role you want to add to Role A")
+          .kind(CommandOptionType::Role)
+          .required(true)
+      })
+      .create_option(|option| option.name("role_c").description("Sum of A and B").kind(CommandOptionType::Role).required(true))
+      .create_option(|option| {
+        option
+          .name("delete")
+          .description("Delete this entry.")
+          .kind(CommandOptionType::Boolean)
+          .required(false)
+      })
+  }
+
+  async fn add_server(db: &Pool<Sqlite>, server: &RoleAdder, delete: bool) -> Result<Option<RoleAdder>, Error> {
+    let action;
+    if delete {
+      action = sqlx::query_as::<_, RoleAdder>(
+        "
+      DELETE FROM roles_adder
+      WHERE server = ?1 AND role_a = ?2 AND role_b = ?3 AND role_c = ?4
+    ",
+      )
+      .bind(*server.server.as_u64() as i64)
+      .bind(*server.role_a.as_u64() as i64)
+      .bind(*server.role_b.as_u64() as i64)
+      .bind(*server.role_c.as_u64() as i64)
+      .fetch_optional(db)
+      .await;
+    } else {
+      action = sqlx::query_as::<_, RoleAdder>(
+        "
+      INSERT OR REPLACE INTO roles_adder (server, role_a, role_b, role_c)
+      VALUES (?1, ?2, ?3, ?4)
+    ",
+      )
+      .bind(*server.server.as_u64() as i64)
+      .bind(*server.role_a.as_u64() as i64)
+      .bind(*server.role_b.as_u64() as i64)
+      .bind(*server.role_c.as_u64() as i64)
+      .fetch_optional(db)
+      .await;
+    }
+
+    action
+  }
+}
+
+// TODO
+pub mod list {}
+
+pub mod tools {
+  use serenity::client::Context;
+  use serenity::model::guild::Member;
+  use skynet_discord_bot::RoleAdder;
+  use sqlx::{Pool, Sqlite};
+
+  pub async fn on_role_change(db: &Pool<Sqlite>, ctx: &Context, mut new_data: Member) {
+    // check if the role changed is part of the oens for this server
+    if let Some(role_adders) = sqlx::query_as::<_, RoleAdder>(
+      r#"
+      SELECT *
+      FROM roles_adder
+      WHERE server = ?
+      "#,
+    )
+    .bind(*new_data.guild_id.as_u64() as i64)
+    .fetch_all(db)
+    .await
+    .ok()
+    {
+      let mut roles_add = vec![];
+      let mut roles_remove = vec![];
+
+      for role_adder in role_adders {
+        // if the user has both A dnd B give them C
+        if new_data.roles.contains(&role_adder.role_a) && new_data.roles.contains(&role_adder.role_b) && !new_data.roles.contains(&role_adder.role_c)
+        {
+          roles_add.push(role_adder.role_c);
+        }
+
+        // If the suer has C but not A or B remove C
+        if new_data.roles.contains(&role_adder.role_c)
+          && (!new_data.roles.contains(&role_adder.role_a) || !new_data.roles.contains(&role_adder.role_b))
+        {
+          roles_remove.push(role_adder.role_c);
+        }
+      }
+
+      if !roles_add.is_empty() {
+        if let Err(e) = new_data.add_roles(&ctx, &roles_add).await {
+          println!("{:?}", e);
+        }
+      }
+
+      if !roles_remove.is_empty() {
+        if let Err(e) = new_data.remove_roles(&ctx, &roles_remove).await {
+          println!("{:?}", e);
+        }
+      }
+    }
+  }
+}

src/lib.rs

@@ -293,6 +293,37 @@ impl<'r> FromRow<'r, SqliteRow> for Minecraft {
   }
 }
 
+#[derive(Debug, Clone, Deserialize, Serialize)]
+pub struct RoleAdder {
+  pub server: GuildId,
+  pub role_a: RoleId,
+  pub role_b: RoleId,
+  pub role_c: RoleId,
+}
+impl<'r> FromRow<'r, SqliteRow> for RoleAdder {
+  fn from_row(row: &'r SqliteRow) -> Result<Self, Error> {
+    let server_tmp: i64 = row.try_get("server")?;
+    let server = GuildId::from(server_tmp as u64);
+
+    Ok(Self {
+      server,
+      role_a: get_role_from_row(row, "role_a"),
+      role_b: get_role_from_row(row, "role_b"),
+      role_c: get_role_from_row(row, "role_c"),
+    })
+  }
+}
+
+fn get_role_from_row(row: &SqliteRow, col: &str) -> RoleId {
+  match row.try_get(col) {
+    Ok(x) => {
+      let tmp: i64 = x;
+      RoleId(tmp as u64)
+    }
+    _ => RoleId::from(0u64),
+  }
+}
+
 pub async fn db_init(config: &Config) -> Result<Pool<Sqlite>, Error> {
   let database = format!("{}/{}", &config.home, &config.database);
 

src/main.rs

@@ -1,27 +1,28 @@
 pub mod commands;
 
+use crate::commands::role_adder::tools::on_role_change;
+use serenity::model::guild::Member;
 use serenity::{
   async_trait,
   client::{Context, EventHandler},
   model::{
     application::{command::Command, interaction::Interaction},
     gateway::{GatewayIntents, Ready},
-    guild,
     prelude::Activity,
     user::OnlineStatus,
   },
   Client,
 };
-use std::sync::Arc;
-
 use skynet_discord_bot::{db_init, get_config, get_server_config, get_server_member, Config, DataBase};
+use std::sync::Arc;
 use tokio::sync::RwLock;
 
 struct Handler;
 
 #[async_trait]
 impl EventHandler for Handler {
-  async fn guild_member_addition(&self, ctx: Context, mut new_member: guild::Member) {
+  // handles previously linked accounts joining the server
+  async fn guild_member_addition(&self, ctx: Context, mut new_member: Member) {
     let db_lock = {
       let data_read = ctx.data.read().await;
       data_read.get::<DataBase>().expect("Expected Config in TypeMap.").clone()
@@ -75,6 +76,7 @@ Sign up on [UL Wolves]({}) and go to https://discord.com/channels/{}/{} and use
     match Command::set_global_application_commands(&ctx.http, |commands| {
       commands
         .create_application_command(|command| commands::add_server::register(command))
+        .create_application_command(|command| commands::role_adder::edit::register(command))
         .create_application_command(|command| commands::link_email::link::register(command))
         .create_application_command(|command| commands::link_email::verify::register(command))
         .create_application_command(|command| commands::minecraft::server::add::register(command))
@@ -106,6 +108,7 @@ Sign up on [UL Wolves]({}) and go to https://discord.com/channels/{}/{} and use
         "link_minecraft" => commands::minecraft::user::add::run(&command, &ctx).await,
         // admin commands
         "add" => commands::add_server::run(&command, &ctx).await,
+        "roles_adder" => commands::role_adder::edit::run(&command, &ctx).await,
         "minecraft_add" => commands::minecraft::server::add::run(&command, &ctx).await,
         "minecraft_list" => commands::minecraft::server::list::run(&command, &ctx).await,
         "minecraft_delete" => commands::minecraft::server::delete::run(&command, &ctx).await,
@@ -120,6 +123,20 @@ Sign up on [UL Wolves]({}) and go to https://discord.com/channels/{}/{} and use
       }
     }
   }
+
+  // handles role updates
+  async fn guild_member_update(&self, ctx: Context, _old_data: Option<Member>, new_data: Member) {
+    // get config/db
+    let db_lock = {
+      let data_read = ctx.data.read().await;
+      data_read.get::<DataBase>().expect("Expected Config in TypeMap.").clone()
+    };
+
+    let db = db_lock.read().await;
+
+    // check if the role changed is part of the oens for this server
+    on_role_change(&db, &ctx, new_data).await;
+  }
 }
 
 #[tokio::main]