alien-core 3.3.2

use crate::{ResourceEntry, ResourceLifecycle, ResourceType};

#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum RemoteBindingKind {
    Storage,
}

/// One resource type's provider-neutral Remote Bindings contract.
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct RemoteBindingDefinition {
    pub resource_type: &'static str,
    pub permission_set: &'static str,
    pub kind: RemoteBindingKind,
    pub description: &'static str,
    /// Setup-owned parent resources that this binding kind may require. They do not turn a
    /// bindings-only stack into an application stack.
    pub setup_support_resource_types: &'static [&'static str],
    /// Increment when the permission set's effective grants change. This makes direct setup
    /// updates reconcile permissions even when the application resource config is unchanged.
    pub revision: u32,
}

const DEFINITIONS: &[RemoteBindingDefinition] = &[RemoteBindingDefinition {
    resource_type: "storage",
    permission_set: "storage/remote-data-write",
    kind: RemoteBindingKind::Storage,
    description: "Read and write objects in this storage resource",
    setup_support_resource_types: &[
        "azure_resource_group",
        "azure_storage_account",
        "service_activation",
    ],
    revision: 1,
}];

pub fn remote_binding_definition(
    resource_type: &ResourceType,
) -> Option<&'static RemoteBindingDefinition> {
    DEFINITIONS
        .iter()
        .find(|definition| definition.resource_type == resource_type.as_ref())
}

pub fn remote_binding_for_entry(entry: &ResourceEntry) -> Option<&'static RemoteBindingDefinition> {
    (entry.remote_access && entry.lifecycle == ResourceLifecycle::Frozen)
        .then(|| remote_binding_definition(&entry.config.resource_type()))
        .flatten()
}

pub fn remote_binding_definitions() -> &'static [RemoteBindingDefinition] {
    DEFINITIONS
}