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use sqlx::sqlite::SqlitePool;
pub mod asset_handler;
pub mod quote_handler;
pub mod transaction_handler;
pub struct SqliteDB {
pub pool: SqlitePool,
}
impl SqliteDB {
pub async fn new(connection_string: &str) -> Result<SqliteDB, sqlx::Error> {
let pool = SqlitePool::connect(connection_string).await?;
Ok(SqliteDB{pool})
}
pub async fn clean(&mut self) -> Result<(), sqlx::Error> {
sqlx::query!("DROP TABLE IF EXISTS transactions").execute(&self.pool).await?;
sqlx::query!("DROP TABLE IF EXISTS quotes").execute(&self.pool).await?;
sqlx::query!("DROP TABLE IF EXISTS ticker").execute(&self.pool).await?;
sqlx::query!("DROP TABLE IF EXISTS assets").execute(&self.pool).await?;
sqlx::query!("DROP TABLE IF EXISTS rounding_digits").execute(&self.pool).await?;
self.init().await
}
pub async fn init(&mut self) -> Result<(), sqlx::Error> {
sqlx::query!(
"CREATE TABLE IF NOT EXISTS assets (
id INTEGER PRIMARY KEY,
name TEXT NOT NULL UNIQUE,
wkn TEXT UNIQUE,
isin TEXT UNIQUE,
note TEXT
)").execute(&self.pool).await?;
sqlx::query!(
"CREATE TABLE IF NOT EXISTS transactions (
id INTEGER PRIMARY KEY,
trans_type TEXT NOT NULL,
asset_id INTEGER,
cash_amount REAL NOT NULL,
cash_currency TEXT NOT NULL,
cash_date TEXT NOT NULL,
related_trans INTEGER,
position REAL,
note TEXT,
time_stamp INTEGER NOT NULL,
FOREIGN KEY(asset_id) REFERENCES assets(id),
FOREIGN KEY(related_trans) REFERENCES transactions(id)
)").execute(&self.pool).await?;
sqlx::query!(
"CREATE TABLE IF NOT EXISTS ticker (
id INTEGER PRIMARY KEY,
name TEXT NOT NULL,
asset_id INTEGER NOT NULL,
source TEXT NOT NULL,
priority INTEGER NOT NULL,
currency TEXT NOT NULL,
factor REAL NOT NULL DEFAULT 1.0,
FOREIGN KEY(asset_id) REFERENCES assets(id)
)").execute(&self.pool).await?;
sqlx::query!(
"CREATE TABLE IF NOT EXISTS quotes (
id INTEGER PRIMARY KEY,
ticker_id INTEGER NOT NULL,
price REAL NOT NULL,
time TEXT NOT NULL,
volume REAL,
FOREIGN KEY(ticker_id) REFERENCES ticker(id)
)").execute(&self.pool).await?;
sqlx::query!(
"CREATE TABLE IF NOT EXISTS rounding_digits (
id INTEGER PRIMARY KEY,
currency TEXT NOT NULL UNIQUE,
digits INT NOT NULL
)").execute(&self.pool).await?;
Ok(())
}
}