use anyhow::Result;
use reblessive::tree::Stk;
use surrealdb_types::{SqlFormat, ToSql};
use super::AlterKind;
use crate::catalog::providers::DatabaseProvider;
use crate::ctx::FrozenContext;
use crate::dbs::Options;
use crate::doc::CursorDoc;
use crate::expr::Base;
use crate::expr::statements::define::config::ConfigInner;
use crate::iam::{Action, ConfigKind, ResourceKind};
use crate::val::Value;
#[derive(Clone, Debug, Eq, PartialEq, Hash)]
pub(crate) struct AlterConfigStatement {
pub if_exists: bool,
pub inner: ConfigInner,
pub comment: AlterKind<String>,
}
impl Default for AlterConfigStatement {
fn default() -> Self {
Self {
if_exists: false,
inner: ConfigInner::GraphQL(Default::default()),
comment: AlterKind::None,
}
}
}
impl AlterConfigStatement {
#[instrument(level = "trace", name = "AlterConfigStatement::compute", skip_all)]
pub(crate) async fn compute(
&self,
stk: &mut Stk,
ctx: &FrozenContext,
opt: &Options,
doc: Option<&CursorDoc>,
) -> Result<Value> {
let config_kind = match &self.inner {
ConfigInner::GraphQL(_) => ConfigKind::GraphQL,
ConfigInner::Api(_) => ConfigKind::Api,
ConfigInner::Default(_) => ConfigKind::Default,
};
ctx.is_allowed(opt, Action::Edit, ResourceKind::Config(config_kind), Base::Db)?;
let (_, _) = opt.ns_db()?;
let (ns, db) = ctx.expect_ns_db_ids(opt).await?;
let txn = ctx.tx();
let config_name = match &self.inner {
ConfigInner::GraphQL(_) => "graphql",
ConfigInner::Api(_) => "api",
ConfigInner::Default(_) => "default",
};
let existing = txn.get_db_config(ns, db, config_name, None).await?;
if existing.is_none() && self.if_exists {
return Ok(Value::None);
}
let new_def = self.inner.compute(stk, ctx, opt, doc).await?;
let key = crate::key::database::cg::new(ns, db, config_name);
txn.set(&key, &new_def).await?;
txn.clear_cache();
Ok(Value::None)
}
}
impl ToSql for AlterConfigStatement {
fn fmt_sql(&self, f: &mut String, fmt: SqlFormat) {
let stmt: crate::sql::statements::alter::AlterConfigStatement = self.clone().into();
stmt.fmt_sql(f, fmt);
}
}