import { describe, expect, it } from "@suaveplan/testing/runner";
import {
    AUTH_ROLLED_CODES,
    AuthRolledError,
} from "../error-codes/error-codes.js";
import {
    DEFAULT_COOKIE_NAME,
    DEFAULT_MIN_PASSWORD_STRENGTH,
    DEFAULT_REFRESH_TTL_SEC,
    DEFAULT_ROTATION_PERIOD_MS,
    DEFAULT_ROUTE_PREFIX,
    DEFAULT_SESSION_TTL_SEC,
    parseRolledAuthOptions,
} from "./options.js";

const baseRaw = (): Record<string, unknown> => ({
    store: { __mark: "store" },
    keys: [
        {
            kid: "k1",
            privateJwk: { kty: "RSA" },
            publicJwk: { kty: "RSA" },
            active: true,
        },
    ],
    issuer: "https://api.example.com",
    audience: "front",
});

describe("parseRolledAuthOptions", () => {
    it("accepts a minimal valid options bag", { timeout: 5000 }, () => {
        const opts = parseRolledAuthOptions(baseRaw());
        expect(opts.issuer).toBe("https://api.example.com");
        expect(opts.audience).toBe("front");
        expect(opts.keys).toHaveLength(1);
    });

    it("throws DATABASE_REQUIRED when raw is not an object", {
        timeout: 5000,
    }, () => {
        for (const bad of [null, undefined, 42, "hi", [1]]) {
            try {
                parseRolledAuthOptions(bad);
                throw new Error("did not throw");
            } catch (err) {
                expect(err).toBeInstanceOf(AuthRolledError);
                expect((err as AuthRolledError).code).toBe(
                    AUTH_ROLLED_CODES.DATABASE_REQUIRED
                );
            }
        }
    });

    it("throws DATABASE_REQUIRED when store is missing", {
        timeout: 5000,
    }, () => {
        const raw = baseRaw();
        delete raw["store"];
        try {
            parseRolledAuthOptions(raw);
            throw new Error("did not throw");
        } catch (err) {
            expect(err).toBeInstanceOf(AuthRolledError);
            expect((err as AuthRolledError).code).toBe(
                AUTH_ROLLED_CODES.DATABASE_REQUIRED
            );
        }
    });

    it("throws DATABASE_REQUIRED when store is null", { timeout: 5000 }, () => {
        const raw = baseRaw();
        raw["store"] = null;
        expect(() => parseRolledAuthOptions(raw)).toThrow(AuthRolledError);
    });

    it("throws SIGNING_KEY_NOT_CONFIGURED on schema failure (zero keys)", {
        timeout: 5000,
    }, () => {
        const raw = baseRaw();
        raw["keys"] = [];
        try {
            parseRolledAuthOptions(raw);
            throw new Error("did not throw");
        } catch (err) {
            expect(err).toBeInstanceOf(AuthRolledError);
            expect((err as AuthRolledError).code).toBe(
                AUTH_ROLLED_CODES.SIGNING_KEY_NOT_CONFIGURED
            );
        }
    });

    it("throws SIGNING_KEY_NOT_CONFIGURED when more than one key is active", {
        timeout: 5000,
    }, () => {
        const raw = baseRaw();
        raw["keys"] = [
            {
                kid: "k1",
                privateJwk: { kty: "RSA" },
                publicJwk: { kty: "RSA" },
                active: true,
            },
            {
                kid: "k2",
                privateJwk: { kty: "RSA" },
                publicJwk: { kty: "RSA" },
                active: true,
            },
        ];
        expect(() => parseRolledAuthOptions(raw)).toThrow(AuthRolledError);
    });

    it("throws SIGNING_KEY_NOT_CONFIGURED when active key is revoked", {
        timeout: 5000,
    }, () => {
        const raw = baseRaw();
        raw["keys"] = [
            {
                kid: "k1",
                privateJwk: { kty: "RSA" },
                publicJwk: { kty: "RSA" },
                active: true,
                revokedAt: 1,
            },
        ];
        expect(() => parseRolledAuthOptions(raw)).toThrow(AuthRolledError);
    });

    it("rejects non-slash routePrefix", { timeout: 5000 }, () => {
        const raw = baseRaw();
        raw["routePrefix"] = "auth";
        expect(() => parseRolledAuthOptions(raw)).toThrow(AuthRolledError);
    });

    it("rejects unknown keys (strictObject)", { timeout: 5000 }, () => {
        const raw = baseRaw();
        (raw as Record<string, unknown>)["unknownField"] = 1;
        expect(() => parseRolledAuthOptions(raw)).toThrow(AuthRolledError);
    });

    it("exposes named defaults", { timeout: 5000 }, () => {
        expect(DEFAULT_COOKIE_NAME).toBe("suaveplan.session");
        expect(DEFAULT_ROUTE_PREFIX).toBe("/auth");
        expect(DEFAULT_SESSION_TTL_SEC).toBe(3600);
        expect(DEFAULT_REFRESH_TTL_SEC).toBe(2592000);
        expect(DEFAULT_ROTATION_PERIOD_MS).toBe(86_400_000);
        expect(DEFAULT_MIN_PASSWORD_STRENGTH).toBe(3);
    });
});