sea-orm/src/executor/execute.rs

71 lines
2.7 KiB
Rust

/// Defines the result of executing an operation
#[derive(Debug)]
pub struct ExecResult {
/// The type of result from the execution depending on the feature flag enabled
/// to choose a database backend
pub(crate) result: ExecResultHolder,
}
/// Holds a result depending on the database backend chosen by the feature flag
#[allow(clippy::enum_variant_names)]
#[derive(Debug)]
pub(crate) enum ExecResultHolder {
/// Holds the result of executing an operation on a MySQL database
#[cfg(feature = "sqlx-mysql")]
SqlxMySql(sqlx::mysql::MySqlQueryResult),
/// Holds the result of executing an operation on a PostgreSQL database
#[cfg(feature = "sqlx-postgres")]
SqlxPostgres(sqlx::postgres::PgQueryResult),
/// Holds the result of executing an operation on a SQLite database
#[cfg(feature = "sqlx-sqlite")]
SqlxSqlite(sqlx::sqlite::SqliteQueryResult),
/// Holds the result of executing an operation on the Mock database
#[cfg(feature = "mock")]
Mock(crate::MockExecResult),
}
// ExecResult //
impl ExecResult {
/// Get the last id after `AUTOINCREMENT` is done on the primary key
pub fn last_insert_id(&self) -> u64 {
match &self.result {
#[cfg(feature = "sqlx-mysql")]
ExecResultHolder::SqlxMySql(result) => result.last_insert_id(),
#[cfg(feature = "sqlx-postgres")]
ExecResultHolder::SqlxPostgres(_) => {
panic!("Should not retrieve last_insert_id this way")
}
#[cfg(feature = "sqlx-sqlite")]
ExecResultHolder::SqlxSqlite(result) => {
let last_insert_rowid = result.last_insert_rowid();
if last_insert_rowid < 0 {
panic!("negative last_insert_rowid")
} else {
last_insert_rowid as u64
}
}
#[cfg(feature = "mock")]
ExecResultHolder::Mock(result) => result.last_insert_id,
#[allow(unreachable_patterns)]
_ => unreachable!(),
}
}
/// Get the number of rows affected by the operation
pub fn rows_affected(&self) -> u64 {
match &self.result {
#[cfg(feature = "sqlx-mysql")]
ExecResultHolder::SqlxMySql(result) => result.rows_affected(),
#[cfg(feature = "sqlx-postgres")]
ExecResultHolder::SqlxPostgres(result) => result.rows_affected(),
#[cfg(feature = "sqlx-sqlite")]
ExecResultHolder::SqlxSqlite(result) => result.rows_affected(),
#[cfg(feature = "mock")]
ExecResultHolder::Mock(result) => result.rows_affected,
#[allow(unreachable_patterns)]
_ => unreachable!(),
}
}
}