import { route, type RouteDef } from "../http.ts";
import { buildOpenApi } from "../openapi.ts";

/** Routes that describe the API and instance. `table` returns the full route table (for OpenAPI). */
export function metaRoutes(table: () => RouteDef[]): RouteDef[] {
  let doc: unknown;
  return [
    route({
      method: "GET",
      path: "openapi.json",
      summary: "This API's OpenAPI document.",
      auth: "none",
      handler: async () => (doc ??= buildOpenApi(table())),
    }),
    route({
      method: "GET",
      path: "about",
      summary: "Instance information and data-source attributions.",
      auth: "none",
      handler: async ({ deps }) => ({
        name: "STTracker",
        attributions: deps.registry
          .list()
          .filter((m) => m.attribution)
          .map((m) => ({ pluginId: m.id, name: m.name, attribution: m.attribution })),
      }),
    }),
    route({
      method: "POST",
      path: "admin/plugins/reload",
      summary: "Rescan the plugin directories (admin).",
      auth: "session",
      admin: true,
      handler: async ({ deps }) => {
        await deps.registry.reload();
        return deps.registry.list();
      },
    }),
  ];
}