local SS13 = require("SS13")

local yeti = SS13.new("/mob/living/basic/gorilla", SS13.get_runner_client().mob:drop_location())

yeti.name = "Yeti King"
yeti.desc = "<span class='userdanger'><font color='#48ffd8'>Oh fuck..</font></span>"
yeti.real_name = "Yeti King"
yeti.color = "#48ffa8"
yeti.minimum_survivable_temperature = 0
yeti.maximum_survivable_temperature = 500000000
yeti.move_resist = 500000
yeti.mob_respiration_type = 0
yeti.damage_coeff.oxygen = 0

yeti:mind_initialize()
local cool_rate_per_second = 200
local gas_fill_per_second = 300

local max_gas = 100
local spewing_gases = {
    ["/datum/gas/healium"] = 1,
    ["/datum/gas/water_vapor"] = 10,
}

local gas_on = false

SS13.register_signal(yeti, "living_life", function(source, seconds_per_tick)
    if source.stat ~= 0 then
        return
    end

    source.bodytemperature = 60

    if not gas_on then
        return
    end

    local air = source:return_air()
    if not air then
        return
    end

    local current_turf = dm.global_procs._get_step(source, 0)
    local temp = air.temperature
    if cool_rate_per_second > 0 then
        air.temperature = math.max(temp - cool_rate_per_second * seconds_per_tick, 160)
    elseif cool_rate_per_second == -1 then
        air.temperature = math.max(350, temp)
    end

    for gas, rate in pairs(spewing_gases) do
        air:assert_gas(SS13.type(gas))
        local vapor = air.gases[SS13.type(gas)]
        local moles = vapor[1]
        if moles < max_gas * rate then
            local new_moles = math.min(moles + gas_fill_per_second * seconds_per_tick * rate, max_gas * rate)
            vapor[1] = new_moles
        end
    end
    current_turf:air_update_turf(true, false)
end)

local _reverseBeartrap = SS13.new("/obj/item/reverse_bear_trap")
local summon_sparks = SS13.new("/datum/action/cooldown")
summon_sparks.name = "Spawn sparks"
summon_sparks.button_icon = _reverseBeartrap.icon
summon_sparks.button_icon_state = _reverseBeartrap.icon_state
summon_sparks:Grant(yeti)
dm.global_procs.qdel(_reverseBeartrap)

local beartrapActivated = {}
SS13.register_signal(summon_sparks, "action_trigger", function()
    local sparks = SS13.new("/datum/effect_system/spark_spread")
    sparks:set_up(5, 1, yeti)
    sparks:attach(yeti)
    sparks:start()
    summon_sparks:StartCooldown(50)
    return 1
end)

local toggle_gas = SS13.new("/datum/action/cooldown")
toggle_gas.name = "Toggle gas"
toggle_gas.button_icon_state = "origami_on"
toggle_gas:Grant(yeti)

SS13.register_signal(toggle_gas, "action_trigger", function()
    if gas_on then
        gas_on = false
        toggle_gas.button_icon_state = "origami_on"
    else
        gas_on = true
        toggle_gas.button_icon_state = "origami_off"
    end
    toggle_gas:StartCooldown(10)
    toggle_gas:build_all_button_icons()
    return 1
end)