local _, GW = ...

local isArenaHooked = false

local function HandleFrame(baseName, doNotReparent)
    local frame
    if type(baseName) == "string" then
        frame = _G[baseName]
    else
        frame = baseName
    end

    if frame then
        frame:UnregisterAllEvents()
        frame:Hide()

        if not doNotReparent then
            frame:SetParent(GW.HiddenFrame)
        end

        local health = frame.healthBar or frame.healthbar or frame.HealthBar
        if health then
            health:UnregisterAllEvents()
        end

        local power = frame.manabar or frame.ManaBar
        if power then
            power:UnregisterAllEvents()
        end

        local spell = frame.castBar or frame.spellbar
        if spell then
            spell:UnregisterAllEvents()
        end

        local altpowerbar = frame.powerBarAlt or frame.PowerBarAlt
        if altpowerbar then
            altpowerbar:UnregisterAllEvents()
        end

        local buffFrame = frame.BuffFrame
        if buffFrame then
            buffFrame:UnregisterAllEvents()
        end

        local petFrame = frame.PetFrame or frame.petFrame
        if petFrame then
            petFrame:UnregisterAllEvents()
            petFrame:SetParent(GW.HiddenFrame)
        end

        local totFrame = frame.totFrame
        if totFrame then
            totFrame:UnregisterAllEvents()
            totFrame:SetParent(GW.HiddenFrame)
        end
    end
end


local function DisableBlizzardFrames()
    local ourPartyFrames = GW.GetSetting("PARTY_FRAMES")
    local ourRaidFrames = GW.GetSetting("RAID_FRAMES")
    local ourBossFrames = GW.GetSetting("QUESTTRACKER_ENABLED") and not GW.IsIncompatibleAddonLoadedOrOverride("Objectives", true)
    local ourArenaFrames = not IsAddOnLoaded("sArena") and GW.GetSetting("QUESTTRACKER_ENABLED") and not GW.IsIncompatibleAddonLoadedOrOverride("Objectives", true)
    local ourPetFrame = GW.GetSetting("PETBAR_ENABLED")
    local ourTargetFrame = GW.GetSetting("TARGET_ENABLED")
    local ourTargetTargetFrame = GW.GetSetting("target_TARGET_ENABLED")
    local ourFocusFrame = GW.GetSetting("FOCUS_ENABLED")
    local ourFocusTargetFrame = GW.GetSetting("focus_TARGET_ENABLED")
    local ourPlayerFrame = GW.GetSetting("HEALTHGLOBE_ENABLED")
    local ourCastBar = GW.GetSetting("CASTINGBAR_ENABLED")
    local ourActionbars = GW.GetSetting("ACTIONBARS_ENABLED")

    if ourPartyFrames or ourRaidFrames then
        -- calls to UpdateRaidAndPartyFrames, which as of writing this is used to show/hide the
        -- Raid Utility and update Party frames via PartyFrame.UpdatePartyFrames not raid frames.
        UIParent:UnregisterEvent("GROUP_ROSTER_UPDATE")
    end

    -- shutdown some background updates on default unitframes
    if ourPartyFrames and CompactPartyFrame then
        CompactPartyFrame:UnregisterAllEvents()
    end

    if ourPartyFrames then
        PartyFrame:UnregisterAllEvents()
        PartyFrame:SetScript("OnShow", nil)

        for frame in PartyFrame.PartyMemberFramePool:EnumerateActive() do
            HandleFrame(frame)
        end
    end

    if ourRaidFrames then
        if CompactRaidFrameContainer then
            CompactRaidFrameContainer:UnregisterAllEvents()
        end

        -- Raid Utility
        if not CompactRaidFrameManager_SetSetting then
            StaticPopup_Show("WARNING_BLIZZARD_ADDONS")
        else
            CompactRaidFrameManager_SetSetting("IsShown", "0")
        end

        if CompactRaidFrameManager then
            CompactRaidFrameManager:UnregisterAllEvents()
            CompactRaidFrameManager:SetParent(GW.HiddenFrame)
        end
    end

    if ourArenaFrames then
        hooksecurefunc("UnitFrameThreatIndicator_Initialize", function(_, unitFrame)
            unitFrame:UnregisterAllEvents() -- Arena Taint Fix
        end)

        Arena_LoadUI = GW.NoOp

        if not isArenaHooked then
            isArenaHooked = true
            -- this disables ArenaEnemyFramesContainer
            SetCVar("showArenaEnemyFrames", "0")
            SetCVar("showArenaEnemyPets", "0")

            ArenaEnemyFramesContainer:UnregisterAllEvents()
            ArenaEnemyPrepFramesContainer:UnregisterAllEvents()
            ArenaEnemyMatchFramesContainer:UnregisterAllEvents()

            for i = 1, MAX_ARENA_ENEMIES do
                HandleFrame("ArenaEnemyMatchFrame" .. i)
                HandleFrame("ArenaEnemyPrepFrame" .. i)
            end
        end
    end

    if ourBossFrames then
        for i = 1, MAX_BOSS_FRAMES do
            HandleFrame(format("Boss%dTargetFrame", i))
        end
    end

    if ourPetFrame then
        HandleFrame(PetFrame)
        PetActionBar.UpdateGridLayout = GW.NoOp
    end

    if ourTargetFrame then
        HandleFrame(TargetFrame)
        HandleFrame(ComboFrame)
    end

    if ourTargetTargetFrame then
        HandleFrame(TargetFrameToT)
    end

    if ourFocusFrame then
        HandleFrame(FocusFrame)
    end

    if ourFocusTargetFrame then
        HandleFrame(TargetofFocusFrame)
    end

    if ourPlayerFrame then
        HandleFrame(PlayerFrame)

        -- for vehicle support
        PlayerFrame:RegisterEvent("PLAYER_ENTERING_WORLD")
        PlayerFrame:RegisterEvent("UNIT_ENTERING_VEHICLE")
        PlayerFrame:RegisterEvent("UNIT_ENTERED_VEHICLE")
        PlayerFrame:RegisterEvent("UNIT_EXITING_VEHICLE")
        PlayerFrame:RegisterEvent("UNIT_EXITED_VEHICLE")
    end

    if ourCastBar then
        HandleFrame(PlayerCastingBarFrame)
        HandleFrame(PetCastingBarFrame)
    end

    if ourActionbars then
        local untaint = {
            MultiBar5 = true,
            MultiBar6 = true,
            MultiBar7 = true,
            MultiBarLeft = true,
            MultiBarRight = true,
            MultiBarBottomLeft = true,
            MultiBarBottomRight = true,
            MicroButtonAndBagsBar = true,
            MainMenuBar = true,
            ["StanceBar"] = true
        }

        for name in next, untaint do
            local frame = _G[name]
            if frame then
                frame:SetParent(GW.HiddenFrame)
                frame:UnregisterAllEvents()
            end
        end

        MainMenuBar.SetPositionForStatusBars = GW.NoOp
        MultiActionBar_HideAllGrids = GW.NoOp
        MultiActionBar_ShowAllGrids = GW.NoOp
    end
end
GW.DisableBlizzardFrames = DisableBlizzardFrames
