local StaticData = require("TOC/StaticData")
local ModDataHandler = require("TOC/Handlers/ModDataHandler")
local CachedDataHandler = require("TOC/Handlers/CachedDataHandler")
local CutLimbHandler = require("TOC/UI/CutLimbInteractions")
---------------------------------

-- We're overriding ISHealthPanel to add custom textures to the body panel.
-- By doing so we can show the player which limbs have been cut without having to use another menu
-- We can show prosthesis too this way
-- We also manage the drag'n drop of items on the body to let the players use the saw this way too
---@diagnostic disable: duplicate-set-field

ISHealthBodyPartPanel = ISBodyPartPanel:derive("ISHealthBodyPartPanel")

--* Handling drag n drop of the saw *--

local og_ISHealthPanel_dropItemsOnBodyPart = ISHealthPanel.dropItemsOnBodyPart
function ISHealthPanel:dropItemsOnBodyPart(bodyPart, items)
    og_ISHealthPanel_dropItemsOnBodyPart(self, bodyPart, items)

    TOC_DEBUG.print("override to dropItemsOnBodyPart running")
    local cutLimbHandler = CutLimbHandler:new(self, bodyPart)
    for _,item in ipairs(items) do
        cutLimbHandler:checkItem(item)
    end
    if cutLimbHandler:dropItems(items) then
        return
    end

end

local og_ISHealthPanel_doBodyPartContextMenu = ISHealthPanel.doBodyPartContextMenu
function ISHealthPanel:doBodyPartContextMenu(bodyPart, x, y)
    og_ISHealthPanel_doBodyPartContextMenu(self, bodyPart, x, y)
    local playerNum = self.otherPlayer and self.otherPlayer:getPlayerNum() or self.character:getPlayerNum()

    -- To not recreate it but reuse the one that has been created in the original method
    local context = getPlayerContextMenu(playerNum)
    local cutLimbHandler = CutLimbHandler:new(self, bodyPart)

    self:checkItems({cutLimbHandler})

    cutLimbHandler:addToMenu(context)
end


--* Modifications and additional methods to handle visible amputation on the health menu *--

local og_ISHealthPanel_initialise = ISHealthPanel.initialise
function ISHealthPanel:initialise()
    if self.character:isFemale() then
        self.sexPl = "Female"
    else
        self.sexPl = "Male"
    end

    local username = self.character:getUsername()
    if username ~= "Bob" then
        CachedDataHandler.CalculateHighestAmputatedLimbs(username)
        self.highestAmputations = CachedDataHandler.GetHighestAmputatedLimbs(username) 
    end

    og_ISHealthPanel_initialise(self)
end

local og_ISHealthPanel_setOtherPlayer = ISHealthPanel.setOtherPlayer
---@param playerObj IsoPlayer
function ISHealthPanel:setOtherPlayer(playerObj)
    og_ISHealthPanel_setOtherPlayer(self, playerObj)
    --CachedDataHandler.CalculateAmputatedLimbs(self.character:getUsername())
end

---Get a value between 1 and 0.1 for the cicatrization time
---@param cicTime integer
---@return integer
local function GetScaledCicatrizationTime(cicTime)
    return math.max(math.min(cicTime/100, 1), 0.1)
end

---Try to draw the highest amputation in the health panel, based on the cicatrization time
---@param side string L or R
---@param username string
function ISHealthPanel:tryDrawHighestAmputation(side, username)
    if self.highestAmputations[side] == nil then return end

    local cicTime = ModDataHandler.GetInstance(username):getCicatrizationTime(self.highestAmputations[side])
    local scaledCicTIme = GetScaledCicatrizationTime(cicTime)
    local texture = StaticData.HEALTH_PANEL_TEXTURES[self.sexPl][self.highestAmputations[side]]
    self:drawTexture(texture, self.healthPanel.x/2 - 2, self.healthPanel.y/2, 1, scaledCicTIme, 1, 1)
end

local og_ISHealthPanel_render = ISHealthPanel.render
function ISHealthPanel:render()
    og_ISHealthPanel_render(self)
    local username = self.character:getUsername()
    self.highestAmputations = CachedDataHandler.GetHighestAmputatedLimbs(username)

    if self.highestAmputations ~= nil then
        -- Left Texture
        self:tryDrawHighestAmputation("L", username)

        -- Right Texture
        self:tryDrawHighestAmputation("R", username)
    else
        -- Request caching data
        TOC_DEBUG.print("highest amputated limbs was nil, calculating and getting it now for" .. username)
        CachedDataHandler.CalculateHighestAmputatedLimbs(username)
    end
end

-- We need to override this to force the alpha to 1
local og_ISCharacterInfoWindow_render = ISCharacterInfoWindow.prerender
function ISCharacterInfoWindow:prerender()
    og_ISCharacterInfoWindow_render(self)
    self.backgroundColor.a = 1
end

-- We need to override this to force the alpha to 1 for the Medical Check in particular
local og_ISHealthPanel_prerender = ISHealthPanel.prerender
function ISHealthPanel:prerender()
    og_ISHealthPanel_prerender(self)
    self.backgroundColor.a = 1
end

--- The medical check wrap the health panel into this. We need to override its color
local overrideBackgroundColor = true
local og_ISUIElement_wrapInCollapsableWindow = ISUIElement.wrapInCollapsableWindow
---@param title string
---@param resizable any
---@param subClass any
---@return any
function ISUIElement:wrapInCollapsableWindow(title, resizable, subClass)
    local panel = og_ISUIElement_wrapInCollapsableWindow(self, title, resizable, subClass)

    if overrideBackgroundColor then
        TOC_DEBUG.print("Overriding color for panel - " .. title)
        self.backgroundColor.a = 1
        panel.backgroundColor.a = 1
    end

    return panel
end

-- This is run when a player is trying the Medical Check action on another player
local og_ISMedicalCheckAction_perform = ISMedicalCheckAction.perform
function ISMedicalCheckAction:perform()
    local username = self.otherPlayer:getUsername()
    TOC_DEBUG.print("creating instance for " .. username )
    ModDataHandler.GetInstance(username)

    -- We need to recalculate them here before we can create the highest amputations point
    CachedDataHandler.CalculateAmputatedLimbs(username)
    og_ISMedicalCheckAction_perform(self)
end