surrealdb-core 3.3.1

use anyhow::Result;

use crate::catalog::Error;
use crate::catalog::base::Base;
use crate::catalog::providers::{DatabaseProvider, RootProvider};
use crate::ctx::FrozenContext;
use crate::dbs::Options;
use crate::expr::statements::remove::config::RemoveConfigStatement;
use crate::iam::{Action, ConfigKind, ResourceKind};
use crate::key::schema::{DbConfigKey, RootConfigKey};
use crate::val::Value;

/// Process this type returning a computed simple Value
pub(crate) async fn remove_config_statement_compute(
	this: &RemoveConfigStatement,
	ctx: &FrozenContext,
	opt: &Options,
) -> Result<Value> {
	let base = crate::legacy::expr::statements::define::config::config_kind_base(&this.kind);
	// Allowed to run?
	ctx.is_allowed(
		opt,
		Action::Edit,
		ResourceKind::Config(this.kind.clone()),
		base.clone().into(),
	)?;
	let cg = match &this.kind {
		ConfigKind::GraphQL => "graphql",
		ConfigKind::Api => "api",
		ConfigKind::Default => "default",
	};
	let txn = ctx.tx();
	match base {
		Base::Root => {
			if txn.get_root_config(cg).await?.is_none() {
				if this.if_exists {
					return Ok(Value::None);
				} else {
					return Err(Error::CgNotFound {
						name: cg.to_string(),
					}
					.into());
				}
			}
			let key = RootConfigKey {
				ty: std::borrow::Cow::Borrowed(cg),
			};
			txn.del_key(&key).await?;
		}
		Base::Db => {
			let (ns, db) = ctx.expect_ns_db_ids(opt).await?;
			if txn.get_db_config(ns, db, cg, None).await?.is_none() {
				if this.if_exists {
					return Ok(Value::None);
				} else {
					return Err(Error::CgNotFound {
						name: cg.to_string(),
					}
					.into());
				}
			}
			let key = DbConfigKey {
				ns,
				db,
				ty: std::borrow::Cow::Borrowed(cg),
			};
			txn.del_key(&key).await?;
		}
		Base::Ns => {
			fail!("config on namespace scope is not supported");
		}
	}
	txn.clear_cache();
	Ok(Value::None)
}