import { ContentfulStatusCode } from "hono/utils/http-status";
import { z } from "zod";
import { apiResponse } from "../../modules/api-utils/apiResponse";
import { createRoute } from "../../modules/api-utils/createRoute";
import { authMiddleware } from "../middleware/authorization";
import { users } from "../../managers/users";
import GenericError from "../../Errors/GenericError";

const checkPermissionSchema = z.object({
  permissions: z
    .array(z.string().min(1, "Permission node cannot be empty"))
    .min(1, "At least one permission is required"),
});

/* POST /v1/user/users/:identifier/check-permission */
export default createRoute(
  "post",
  ["/users/:identifier/check-permission"],

  async (c) => {
    const identifier = c.req.param("identifier");

    const user = await users.fetchUser({ id: identifier });
    if (!user)
      throw new GenericError({
        name: "UserNotFound",
        message: `User with identifier '${identifier}' was not found.`,
        status: 404,
      });

    const body = await c.req.json();
    const { permissions } = checkPermissionSchema.parse(body);

    const results = await Promise.all(
      permissions.map(async (permission) => ({
        permission,
        hasPermission: await user.hasPermission(permission),
      })),
    );

    const response = apiResponse.successful("Permission check completed.", {
      results,
    });
    return c.json(response, response.status as ContentfulStatusCode);
  },
  authMiddleware({ permissions: ["user.read.other"] }),
);
