forked from github/server
116 lines
3.1 KiB
Lua
116 lines
3.1 KiB
Lua
local function get_direction(locale, token)
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local dir = eressea.locale.direction(locale, token)
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if dir and dir>=0 then
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return dir
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end
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return nil
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end
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local function error_message(msg, u, ord)
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local msg = message.create(msg)
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msg:set_unit("unit", u)
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msg:set_region("region", u.region)
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msg:set_order("command", ord)
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msg:send_faction(u.faction)
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return -1
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end
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local function usepotion_message(u, type)
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msg = message.create("usepotion")
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msg:set_unit("unit", u)
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msg:set_resource("potion", type)
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return msg
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end
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function use_stardust(u, amount)
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local p = u.region:get_resource("peasant")
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p = math.ceil(1.5 * p)
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u.region:set_resource("peasant", p)
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local msg = usepotion_message(u, "stardust")
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msg:send_region(u.region)
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return 1
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end
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function use_snowglobe(u, amount, token, ord)
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local transform = {
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ocean = "glacier",
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firewall = "volcano",
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volcano = "mountain",
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desert = "plain"
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}
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local direction = get_direction(u.faction.locale, token)
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if direction then
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local r = u.region:next(direction)
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if r.units() then
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return error_message('target_region_not_empty', u, ord)
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end
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if r then
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local trans = transform[r.terrain]
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if trans then
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r.terrain = trans
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return 1
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else
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return error_message('target_region_invalid', u, ord)
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end
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else
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return error_message('target_region_invalid', u, ord)
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end
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end
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return error_message('missing_direction', u, ord)
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end
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function use_snowman(u, amount)
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if amount>0 and u.region.terrain == "glacier" then
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local man = unit.create(u.faction, u.region, amount, "snowman")
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return amount
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end
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return -4
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end
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function use_xmastree(u, amount)
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if u.region.herb~=nil then
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-- TODO: else?
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local trees = u.region:get_resource("tree")
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u.region:set_key("xm06", true)
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u.region:set_resource("tree", 10+trees)
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local msg = usepotion_message(u, "xmastree")
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msg:send_region(u.region)
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return amount
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end
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return 0
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end
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local self = {}
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function self.update()
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local turn = get_turn()
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local season = get_season(turn)
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if season == "calendar::winter" then
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eressea.log.debug("it is " .. season .. ", the christmas trees do their magic")
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local msg = message.create("xmastree_effect")
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for r in regions() do
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if r:get_key("xm06") then
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trees = r:get_resource("tree")
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if trees*0.1>=1 then
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r:set_resource("tree", trees * 1.1)
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msg:send_region(r)
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end
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if clear then
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end
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end
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end
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else
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local prevseason = get_season(turn-1)
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if prevseason == "calendar::winter" then
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-- we celebrate knut and kick out the trees.
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for r in regions() do
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if r:get_key("xm06") then
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r:set_key("xm06", false)
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end
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end
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end
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end
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end
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return self
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