const express = require("express")
const router = express.Router()
const { requireAuth } = require("./../../middleware/authmiddleware")
const bodyParser = require("body-parser")
var numbtest = /^\d+\.?\d*$/
const items = require("./../../model/item.js")
const User = require("./../../model/user.js")
router.use(bodyParser.json())

router.post("/", requireAuth, async (req, res) => {
	if (!req.userdocument.discordid) {
		return res.json({
			status: "error",
			error: "Discord link required for purchasing. Link your discord in the settings panel.",
		})
	}
	const { itemid } = req.body
	if (typeof itemid == "undefined") {
		return res.json({ status: "error", error: "You need sum itemids bozo" })
	}
	if (numbtest.test(itemid) == false) {
		return res.json({ status: "error", error: "You need sum itemids bozo" })
	}

	const itemdoc = await items.findOne({ ItemId: itemid }) //.lean()
	if (typeof req.userdocument.inventory !== "undefined") {
		// check if user already owns item
		for (var v of req.userdocument.inventory) {
			if (v.ItemId === itemdoc.ItemId) {
				// they already own it
				return res.json({
					status: "error",
					error: "You already own this!",
				})
			}
		}
	}
	if (
		itemdoc.Type === "Mesh" ||
		itemdoc.Type === "Audio" ||
		itemdoc.Type === "Mesh"
	) {
		return res.json({ status: "error", error: "You can't buy assets." })
	}

	if (itemdoc.Hidden) {
		return res.json({ status: "error", error: "You can't buy this." })
	}

	if (req.userdocument.coins >= itemdoc.Price) {
		// has enough money to purcahse item
		try {
			User.updateOne(
				{ userid: req.userdocument.userid },
				{
					$set: {
						coins: req.userdocument.coins - itemdoc.Price,
					},
					$push: {
						inventory: {
							Type: itemdoc.Type,
							ItemId: itemdoc.ItemId,
							Equipped: false,
						},
					},
				},
				function (err, doc) {
					//console.log(err)
				},
			)
			// give owner cash
			User.updateOne(
				{ userid: itemdoc.Creator },
				{
					$inc: {
						coins: itemdoc.Price,
					},
				},
				function (err, doc) {
					//console.log(err)
				},
			)

			itemdoc.Sales += 1
			if (!itemdoc.Sales) {
				itemdoc.Sales = 1
			}
			//console.log(itemdoc.Sales)
			itemdoc.markModified("Sales")
			await itemdoc.save()
		} catch {}
		return res.json({ status: "success", message: "Purchase successful" })
	}
	// too poor
	return res.json({ status: "error", error: "You don't have enough rocks" })
})

module.exports = router