import * as api from '../../client/src/api';
import { EndpointError, EndpointHandler, catchUnhandledErrors } from './types';
import Knex from 'knex';

export const TagDetailsEndpointHandler: EndpointHandler = async (req: any, res: any, knex: Knex) => {
    if (!api.checkTagDetailsRequest(req)) {
        const e: EndpointError = {
            internalMessage: 'Invalid TagDetails request: ' + JSON.stringify(req.body),
            httpStatus: 400
        };
        throw e;
    }

    const { id: userId } = req.user;

    try {
        const results = await knex.select(['id', 'name', 'parentId'])
            .from('tags')
            .where({ 'user': userId })
            .where({ 'id': req.params.id });

        const response: api.TagDetailsResponse = {
            name: results[0].name,
            parentId: results[0].parentId,
        }

        await res.send(response);
    } catch (e) {
        catchUnhandledErrors(e)
    }
}