import * as api from '../../client/src/api/api';
import { EndpointError, EndpointHandler, handleErrorsInEndpoint } from './types';
import Knex from 'knex';
import asJson from '../lib/asJson';
import { createArtist, deleteArtist, getArtist, modifyArtist } from '../db/Artist';

export const GetArtist: EndpointHandler = async (req: any, res: any, knex: Knex) => {
    const { id: userId } = req.user;
    let id = parseInt(req.params.id);

    try {
        let artist = await getArtist(id, userId, knex);
        await res.status(200).send(artist);
    } catch (e) {
        handleErrorsInEndpoint(e)
    }
}

export const PostArtist: EndpointHandler = async (req: any, res: any, knex: Knex) => {
    if (!api.checkPostArtistRequest(req.body)) {
        const e: EndpointError = {
            name: "EndpointError",
            message: 'Invalid PostArtist request: ' + JSON.stringify(req.body),
            httpStatus: 400
        };
        throw e;
    }
    const reqObject: api.PostArtistRequest = req.body;
    const { id: userId } = req.user;

    console.log("User ", userId, ": Create artist ", reqObject)

    try {
        const id = await createArtist(userId, reqObject, knex);
        await res.status(200).send({ id: id });

    } catch (e) {
        handleErrorsInEndpoint(e);
    }
}


export const PutArtist: EndpointHandler = async (req: any, res: any, knex: Knex) => {
    if (!api.checkPutArtistRequest(req.body)) {
        const e: EndpointError = {
            name: "EndpointError",
            message: 'Invalid PutArtist request',
            httpStatus: 400
        };
        throw e;
    }
    const reqObject: api.PutArtistRequest = req.body;
    const { id: userId } = req.user;
    let id = parseInt(req.params.id);

    console.log("User ", userId, ": Put Artist ", reqObject);

    try {
        await modifyArtist(userId, id, reqObject, knex);
        res.status(200).send();

    } catch (e) {
        handleErrorsInEndpoint(e);
    }
}

export const PatchArtist: EndpointHandler = async (req: any, res: any, knex: Knex) => {
    if (!api.checkPatchArtistRequest(req.body)) {
        const e: EndpointError = {
            name: "EndpointError",
            message: 'Invalid PatchArtist request',
            httpStatus: 400
        };
        throw e;
    }
    const reqObject: api.PatchArtistRequest = req.body;
    const { id: userId } = req.user;
    let id = parseInt(req.params.id);

    console.log("User ", userId, ": Patch Artist ", reqObject);

    try {
        await modifyArtist(userId, id, reqObject, knex);
        res.status(200).send();

    } catch (e) {
        handleErrorsInEndpoint(e);
    }
}

export const DeleteArtist: EndpointHandler = async (req: any, res: any, knex: Knex) => {
    const { id: userId } = req.user;
    let id = parseInt(req.params.id);

    console.log("User ", userId, ": Delete Artist ", id);

    try {
        await deleteArtist(userId, id, knex);
        res.status(200).send();

    } catch (e) {
        handleErrorsInEndpoint(e);
    }
}

export const artistEndpoints: [ string, string, boolean, EndpointHandler ][] = [
    [ api.PostArtistEndpoint, 'post', true, PostArtist ],
    [ api.GetArtistEndpoint, 'get', true, GetArtist ],
    [ api.PutArtistEndpoint, 'put', true, PutArtist ],
    [ api.PatchArtistEndpoint, 'patch', true, PatchArtist ],
    [ api.DeleteArtistEndpoint, 'delete', true, DeleteArtist ],
  ];