local event = require('event')
local commands = require('commands')
timers = require('timers')
minecraft = require('minecraft')
config = require('config')

warpDelay = 60 * 5

homes = {}
warps = {}

lastHomeTime = {}
lastWarpTime = {}

objectiveName = "damageTaken"

event.on('init', function()
	local loadedHomes, err = config.load('homes')

	if loadedHomes and not err then
		homes = loadedHomes
	end

    local loadedWarps, err = config.load('warps')

    if loadedWarps and not err then
        warps = loadedWarps
    end

    rcon:SendCommand('scoreboard objectives add ' .. objectiveName .. ' minecraft.custom:minecraft.damage_taken')
end)

commands.register('sethome', function(user)
	local loc = rcon:GetLocation(user)

	local c = {}

	for i, v in loc() do
		c[i] = v
	end

	homes[user] = c

	err = config.save('homes', homes)

	if err ~= nil then
		print('Unable to save homes')
	end

	rcon:SendColorfulMessage(user, 'green', string.format("Home location set to %d, %d, %d", c[1], c[2], c[3]))
end)

commands.register('resethome', function(user)
	homes[user] = nil

	err = config.save('homes', homes)

	if err ~= nil then
		print('Unable to save homes')
	end

	rcon:SendColorfulMessage(user, 'green', 'Home location reset')
end)

commands.register('home', function(user)
	local loc = nil

	if homes[user] ~= nil then
		loc = homes[user]
	end

	if loc == nil then
		rcon:SendColorfulMessage(user, 'red', "You haven't set your spawn or home yet.")
		return
	end

	local lastWarp = lastHomeTime[user]

	if lastWarp ~= nil and lastWarp + warpDelay > os.time() and not minecraft.isOp(user) then
		local delay = warpDelay - (os.time() - lastWarp)

		rcon:SendColorfulMessage(user, 'red', "You need to wait " .. delay .. " seconds before warping again.")
		return
	end

	lastHomeTime[user] = os.time()

	local delayLeft = 5

	local originalDamage, err = rcon:SendCommand("scoreboard players get " .. user .. " " .. objectiveName)

	local interval = nil

	interval = timers.setInterval(function()
		if delayLeft == 0 then
			local newDamage, err = rcon:SendCommand("scoreboard players get " .. user .. " " .. objectiveName)

			timers.clearInterval(interval)

			if newDamage ~= originalDamage then
				rcon:SendColorfulMessage(user, 'red', "Teleport was interrupted by combat.")
				return
			end

			rcon:SendCommand('execute in minecraft:overworld run tp ' .. user .. ' ' .. string.format("%f %d %f", loc[1], loc[2], loc[3]))
		else
			rcon:SendColorfulMessage(user, 'gray', "Teleporting in " .. delayLeft .. " seconds")
			delayLeft = delayLeft - 1
		end
	end, 1000)
end)

commands.register('setwarp <place>', function(user, place)
	if not minecraft.isOp(user) then
		return
	end

	local loc = rcon:GetLocation(user)

	local c = {}

	for i, v in loc() do
		c[i] = v
	end

	warps[place] = c

	err = config.save('warps', warps)

	if err ~= nil then
		print('Unable to save warps')
	end

	rcon:SendColorfulMessage(user, 'green', string.format("Warp %s set to %d, %d, %d", place, c[1], c[2], c[3]))
end)

commands.register('warp <place>', function(user, place)
	if warps[place] == nil then
		rcon:SendColorfulMessage(user, 'red', "This warp point doesn't exist")
		return
	end

	local loc = warps[place]

	local lastWarp = lastWarpTime[user]

	if lastWarp ~= nil and lastWarp + warpDelay > os.time() and not minecraft.isOp(user) then
		local delay = warpDelay - (os.time() - lastWarp)

		rcon:SendColorfulMessage(user, 'red', "You need to wait " .. delay .. " seconds before warping again.")
		return
	end

	lastWarpTime[user] = os.time()

	rcon:SendCommand('execute in minecraft:overworld run tp ' .. user .. ' ' .. string.format("%f %d %f", loc[1], loc[2], loc[3]))
end)