import { Router } from 'express'
import Level from '../schemas/Level.js'

const mapApi = Router()

mapApi.get(
    '/count',
    (req, res) => {
        Level.find({}).count().then(
            mapAmount => {
                res.json({
                    success: true,
                    response: mapAmount
                })
            }
        )
    }
)

mapApi.get(
    '/get/:map',
    (req, res) => {
        Level.findOne({ name: req.params.map }).then(
            map => {
                if (!map)
                    return res.json({
                        success: false,
                        response: "No map found!"
                    })
        
                res.json({
                    success: true,
                    response: map
                })
            }
        )
    }
)

mapApi.get(
    '/getAll',
    (req, res) => {
        Level.find({}).then(
            maps => {
                res.json({
                    success: true,
                    response: maps
                })
            }
        )
    }
)


mapApi.get(
    '/category/:category',
    (req, res) => {
        Level.find({ category: req.params.category }).then(
            maps => {
                if (!maps[0])
                    return res.json({
                        success: false,
                        response: "Invalid category name!"
                    })
        
                res.json({
                    success: true,
                    response: maps
                })
            }
        )
    }
)

mapApi.get(
    '/search',
    async (req, res) => {
        if (!req.query.q)
            return res.json({
                success: false,
                response: "No query ('host/path?q=query') provided!"
            })
        
        const name = req.query.q
        const sort = req.query.sort ?? 'name'
        const order = req.query.order === "desc" ? -1 : 1
        const page = req.query.page ?? 1
        const filter = req.query.byMapper ? { mapper: { $regex: name, $options: 'i' }} : { name: { $regex: name, $options: 'i' }}
        const pageCount = Math.ceil((await Level.find({ name: { $regex: name, $options: 'i' }}).count()) / 20)

        Level.find(filter).sort([[sort, order]]).limit(20).skip((page - 1) * 20).then(
            maps => {
                if (!maps[0])
                    return res.json({
                        success: false,
                        response: "No maps found!"
                    })
        
                res.json({
                    success: true,
                    response: {
                        pageCount,
                        maps
                    }
                })
            }
        )
    }
)

/**
 * This module handles all API actions related to maps.
 * @module api/maps
 */
export default mapApi