Add a game system column to room info (#95)

Adds a new enum and table in preparation for storing game information about a specific room.

Reviewed-on: projectmoon/tenebrous-dicebot#95

dicebot/Cargo.toml

@@ -33,8 +33,9 @@ futures = "0.3"
 html2text = "0.2"
 phf = { version = "0.8", features = ["macros"] }
 matrix-sdk = { version = "0.4.1" }
-refinery = { version = "0.6", features = ["rusqlite"]}
-barrel = { version = "0.6", features = ["sqlite3"] }
+refinery = { version = "0.8", features = ["rusqlite"]}
+barrel = { version = "0.7", features = ["sqlite3"] }
+strum = { version = "0.22", features = ["derive"] }
 tempfile = "3"
 substring = "1.4"
 fuse-rust = "0.2"

dicebot/src/db/sqlite/migrator/migrations/V10__add_game_system.rs

@@ -0,0 +1,22 @@
+use crate::systems::GameSystem;
+use barrel::backend::Sqlite;
+use barrel::{types, types::Type, Migration};
+use itertools::Itertools;
+use strum::IntoEnumIterator;
+
+fn primary_id() -> Type {
+    types::text().unique(true).primary(true).nullable(false)
+}
+
+pub fn migration() -> String {
+    let mut m = Migration::new();
+
+    //Normally we would add a CHECK clause here, but types::custom requires a 'static string.
+    //Which means we can't automagically generate one from the enum.
+    m.create_table("room_info", move |t| {
+        t.add_column("room_id", primary_id());
+        t.add_column("game_system", types::text().nullable(false));
+    });
+
+    m.make::<Sqlite>()
+}

dicebot/src/db/sqlite/migrator/migrations/mod.rs

@@ -1,2 +1 @@
-use refinery::include_migration_mods;
-include_migration_mods!("src/db/sqlite/migrator/migrations");
+

dicebot/src/db/sqlite/migrator/mod.rs

@@ -5,7 +5,7 @@ use sqlx::ConnectOptions;
 use std::str::FromStr;
 use thiserror::Error;
 
-pub mod migrations;
+//pub mod migrations;
 
 #[derive(Error, Debug)]
 pub enum MigrationError {
@@ -16,6 +16,11 @@ pub enum MigrationError {
     RefineryError(#[from] refinery::Error),
 }
 
+mod embedded {
+    use refinery::embed_migrations;
+    embed_migrations!("src/db/sqlite/migrator/migrations");
+}
+
 /// Run database migrations against the sqlite database.
 pub async fn migrate(db_path: &str) -> Result<(), MigrationError> {
     //Create database if missing.
@@ -28,6 +33,6 @@ pub async fn migrate(db_path: &str) -> Result<(), MigrationError> {
 
     let mut conn = Config::new(ConfigDbType::Sqlite).set_db_path(db_path);
     info!("Running migrations");
-    migrations::runner().run(&mut conn)?;
+    embedded::migrations::runner().run(&mut conn)?;
     Ok(())
 }

dicebot/src/lib.rs

@@ -14,3 +14,4 @@ pub mod models;
 mod parser;
 pub mod rpc;
 pub mod state;
+pub mod systems;

dicebot/src/systems/mod.rs

@@ -0,0 +1,21 @@
+use strum::{AsRefStr, Display, EnumIter, EnumString};
+
+#[derive(EnumString, EnumIter, AsRefStr, Display)]
+pub(crate) enum GameSystem {
+    ChroniclesOfDarkness,
+    Changeling,
+    MageTheAwakening,
+    WerewolfTheForsaken,
+    DeviantTheRenegades,
+    MummyTheCurse,
+    PrometheanTheCreated,
+    CallOfCthulhu,
+    DungeonsAndDragons5e,
+    DungeonsAndDragons4e,
+    DungeonsAndDragons35e,
+    DungeonsAndDragons2e,
+    DungeonsAndDragons1e,
+    None,
+}
+
+impl GameSystem {}