-- sethome override for Icy Essentials with multi-home support

local maxhomes = tonumber(minetest.settings:get("sethome_count")) or 3
local bedhome = minetest.settings:get_bool("sethome_bed", true)
local homerespawn = minetest.settings:get_bool("sethome_respawn", false)

sethome = ess.register_module("home", "Homes")

sethome.set = function(name, pos, target)
	local player = minetest.get_player_by_name(name)
	if not player or not pos then
		return false, "Player not found!"
	end
	
	if not target or target == "" then target = "home" end

	local homes = ess.get_player_meta(name, "homes")
	if not homes then homes = {} end

	local count = 0
	for i in pairs(homes) do
		if i ~= "bed" then
			count = count + 1
		end
	end

	if count >= maxhomes and maxhomes ~= 0 and not ess.priv_match(name, "home.multiple") and target ~= "bed" then
		return false, string.format("You don't have permission to set more than %d homes.", maxhomes)
	end

	homes[target:lower()] = pos
	ess.set_player_meta(name, "homes", homes)

	return true
end

sethome.get = function(name, target)
	local player = minetest.get_player_by_name(name)

	if not target or target == "" then target = "home" end

	local homes = ess.get_player_meta(name, "homes")
	if not homes then return false end
	local targ = homes[target:lower()]
	if not targ and target == "home" and homes["bed"] then
		targ = homes["bed"]
		target = "bed"
	end

	if not targ then
		return nil
	end

	return targ, target
end

sethome.go = function(name,point,skipsave)
	local pos, target = sethome.get(name,point)
	local player = minetest.get_player_by_name(name)

	if player and pos then
		if not skipsave then
			ess.save_player_pos(player)
		end
		player:set_pos(pos)
		return true, target
	end

	return false
end

local function cmd_home(name, params, splitparams)
	local target = splitparams[1]
	if not target or target == "" then
		target = "home"
	end

	local went, name = sethome.go(name, target)

	if went then
		return true, string.format("Teleported to %s!", name)
	end

	return false, string.format("Home \"%s\" does not exist.", target)
end

local function cmd_set(name, params, splitparams)
	local target = splitparams[1]
	if not target or target == "" then
		target = "home"
	end

	local player = minetest.get_player_by_name(name)
	local success, err = sethome.set(name, player:get_pos(), target)

	if player and success then
		return true, string.format("Home \"%s\" set!", target)
	end

	return false, err
end

local function cmd_del(name, params, splitparams)
	local target = splitparams[1]
	if not target or target == "" then target = "home" end

	local homes = ess.get_player_meta(name, "homes")
	if not homes then homes = {} end
	homes[target:lower()] = nil
	ess.set_player_meta(name, "homes", homes)

	return true, string.format("Home \"%s\" deleted successfully.", target)
end

local function cmd_list(name, params, splitparams)
	local target = splitparams[1]
	if not target or target == "" then target = "home" end

	local homes = ess.get_player_meta(name, "homes")
	if not homes then homes = {} end

	local names = {}
	for i in pairs(homes) do
		table.insert(names, i)
	end

	return true, "Homes: " .. table.concat( names, ", " )
end

sethome.register_chatcommand("home", {
	description = "Teleport you to your home point",
	params = "[<name>]",
	privs = {
		home = true,
		["home.all"] = true,
	},
	func = cmd_home,
})

sethome.register_chatcommand("homes", {
	description = "List your home points",
	privs = {
		home = true,
		["home.all"] = true,
	},
	func = cmd_list,
})

sethome.register_chatcommand("sethome", {
	description = "Set your home point",
	params = "[<name>]",
	privs = {
		home = true,
		["home.all"] = true,
		["home.multiple"] = true,
	},
	func = cmd_set,
})

sethome.register_chatcommand("delhome", {
	description = "Delete your home point",
	params = "[<name>]",
	privs = {
		home = true,
		["home.all"] = true,
	},
	func = cmd_del,
})

if bedhome and minetest.get_modpath("beds") ~= nil and beds ~= nil then
	local rclick = beds.on_rightclick
	beds.on_rightclick = function (pos,player)
		local name = player:get_player_name()
		rclick(pos,player)

		local success = sethome.set(name, pos, "bed")
		if success then
			minetest.chat_send_player(name, "Bed spawnpoint set!")
		end
	end
end

if homerespawn then
	minetest.register_on_respawnplayer(function(player)
		return sethome.go(player:get_player_name(), nil, true)
	end)
end