local CookingBench = {}
local KismetSystemLibrary = import("KismetSystemLibrary")
local ESlateVisibility = import("ESlateVisibility")

function CookingBench:ctor()
    self.is_cooking = false
    self.temperature = 0
    self.max_temperature = 200
    self.burn_timer = nil
end

function CookingBench:OnInitialized()
    self.WBP_Rabbit.OnClicked:Add(function() self:OnRabbitClicked()end)
end

function CookingBench:Construct()
    self:UpdateCookState()
    self:UpdateFireState()
end


function CookingBench:Destruct()
    self.is_cooking = false
    self:UpdateFireState()
end


function CookingBench:OnRabbitClicked()
    if self.is_cooking then
        local new_value = self.temperature + 8
        if new_value > self.max_temperature then
            self.temperature = self.max_temperature
        else
            self.temperature = new_value
        end
    else
        self.is_cooking = true
        self.temperature = 100
        self.burn_timer = KismetSystemLibrary.K2_SetTimerDelegate(
            slua.createDelegate(function()
                local new_value = self.temperature - 1
                if new_value > 0 then
                    self.temperature = new_value
                else
                    self.temperature = 0
                    self.is_cooking = false
                    KismetSystemLibrary.K2_ClearTimerHandle(self, self.burn_timer)
                    self.burn_timer = nil
                end
                self:UpdateCookState()
                self:UpdateFireState()
            end),
            0.1, true, true, 0, 0
        )
    end
    self:UpdateCookState()
    self:UpdateFireState()
end

function CookingBench:UpdateCookState()
    if self.temperature > 0 then
        self.WBP_CookingProcess:SetVisible(true)
        local percent = self.temperature / self.max_temperature
        self.WBP_CookingProcess.TemperatureProcess:SetPercent(percent)
    else
        self.WBP_CookingProcess:SetVisible(false)
    end
end

function CookingBench:UpdateFireState()
    if self.is_cooking == true then
        self.CookingFireImg:SetVisibility(ESlateVisibility.SelfHitTestInvisible)
    else
        self.CookingFireImg:SetVisibility(ESlateVisibility.Collapsed)
    end
end


return Class(nil, nil, CookingBench)