pagetop/pagetop-user/src/migration/m20220312_000004_create_table_user_role.rs

70 lines
1.9 KiB
Rust

use pagetop::prelude::*;
#[derive(Iden)]
enum UserRole {
Table, // user_role: Maps users to roles.
Uid, // Foreign Key: User::Uid for user.
Rid, // Foreign Key: Role::Rid for role.
}
#[derive(Iden)]
enum User { Table, Uid, /* ... */ }
#[derive(Iden)]
enum Role { Table, Rid, /* ... */ }
pub struct Migration;
#[async_trait::async_trait]
impl MigrationTrait for Migration {
async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
manager.create_table(Table::create()
.table(UserRole::Table)
.if_not_exists()
.col(ColumnDef::new(UserRole::Uid)
.unsigned()
.not_null()
)
.col(ColumnDef::new(UserRole::Rid)
.unsigned()
.not_null()
)
// INDEXES.
.primary_key(Index::create()
.col(UserRole::Uid)
.col(UserRole::Rid)
)
.foreign_key(ForeignKey::create()
.name("fk_user_role-uid")
.from(UserRole::Table, UserRole::Uid)
.to(User::Table, User::Uid)
.on_delete(ForeignKeyAction::Restrict)
.on_update(ForeignKeyAction::Restrict)
)
.foreign_key(ForeignKey::create()
.name("fk_user_role-rid")
.from(UserRole::Table, UserRole::Rid)
.to(Role::Table, Role::Rid)
.on_delete(ForeignKeyAction::Restrict)
.on_update(ForeignKeyAction::Restrict)
)
.to_owned()
)
.await
}
async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
manager.drop_table(Table::drop()
.table(UserRole::Table)
.to_owned()
)
.await
}
}
impl MigrationName for Migration {
fn name(&self) -> &str {
module_name!()
}
}