81 lines
1.9 KiB
Rust
81 lines
1.9 KiB
Rust
use async_trait::async_trait;
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use errors::DataError;
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use sqlx::sqlite::{SqliteConnectOptions, SqlitePool, SqlitePoolOptions};
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use sqlx::ConnectOptions;
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use sqlx::Connection;
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use std::collections::HashMap;
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use std::path::Path;
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use std::str::FromStr;
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pub mod errors;
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pub mod variables;
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// TODO move this up to the top once we delete sled. Traits will be the
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// main API, then we can have different impls for different DBs.
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#[async_trait]
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pub(crate) trait Variables {
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async fn get_user_variables(
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&self,
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user: &str,
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room_id: &str,
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) -> Result<HashMap<String, i32>, DataError>;
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async fn get_variable_count(&self, user: &str, room_id: &str) -> Result<i32, DataError>;
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async fn get_user_variable(
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&self,
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user: &str,
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room_id: &str,
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variable_name: &str,
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) -> Result<i32, DataError>;
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async fn set_user_variable(
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&self,
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user: &str,
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room_id: &str,
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variable_name: &str,
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value: i32,
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) -> Result<(), DataError>;
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async fn delete_user_variable(
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&self,
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user: &str,
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room_id: &str,
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variable_name: &str,
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) -> Result<(), DataError>;
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}
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pub struct Database {
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conn: SqlitePool,
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}
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impl Database {
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fn new_db(conn: SqlitePool) -> Result<Database, DataError> {
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let database = Database { conn: conn.clone() };
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Ok(database)
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}
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pub async fn new(path: &str) -> Result<Database, DataError> {
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//Create database if missing.
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let conn = SqliteConnectOptions::from_str(path)?
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.create_if_missing(true)
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.connect()
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.await?;
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drop(conn);
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//Return actual conncetion pool.
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let conn = SqlitePoolOptions::new()
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.max_connections(5)
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.connect(path)
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.await?;
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Self::new_db(conn)
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}
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pub async fn new_temp() -> Result<Database, DataError> {
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Self::new("sqlite::memory:").await
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}
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}
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