import assert from "node:assert";

import type {StructMemoryAlignment} from "../struct";
import {Table} from "../table";
import {SecurityManagerAuthenticationOption, securityManagerEntry} from "./security-manager-entry";

/**
 * Creates a security manager inline table present within Z-Stack NV memory.
 *
 * @param data Data to initialize table with.
 * @param alignment Memory alignment of initialization data.
 */
export const securityManagerTable = (dataOrCapacity?: Buffer | Buffer[] | number, alignment: StructMemoryAlignment = "unaligned") => {
    const table = Table.new<ReturnType<typeof securityManagerEntry>>()
        .struct(securityManagerEntry)
        .occupancy(
            (e) => ![0xfffe, 0xffff].includes(e.ami) && !(e.ami === 0x0000 && e.authenticationOption === SecurityManagerAuthenticationOption.Default),
        )
        .inlineHeader();
    assert(dataOrCapacity !== undefined, "dataOrCapacity cannot be undefined");
    return typeof dataOrCapacity === "number" ? table.build(dataOrCapacity) : table.build(dataOrCapacity, alignment);
};