local addonName, MSUF = ...
MSUF = MSUF or {}
local M = MSUF.MSUF2 or {}
MSUF.MSUF2 = M
local C_Timer = _G.C_Timer

-- Menu2 Group page foundation.
-- Owns party/raid/mythicraid option binding and preview sync. Apply work is routed through
-- the shared Menu2 ApplyService when available; the page-local queue remains as a fallback.
local W = M.Widgets
local T = M.Theme
local ControlGates = M.ControlGates or {}
local Shared = M.UnitSectionsShared or {}
local VT = M.ValueTextList
local WL = M.WordList
local floor = math.floor
local max = math.max
local min = math.min
local Specs = M.GroupSpecs or {}
local SCOPE_VALUES, GROWTH_VALUES, BLIZZARD_FALLBACK_VALUES, HEALTH_MODES, TEXT_MODES, DELIMITER_VALUES, ANCHORS, AURA_ANCHORS, SORT_MODES, GF_BAR_MODES, GF_ANCHOR_TO, GF_ANCHOR_POINTS, STATUS_ICON_ANCHORS, GF_STATUS_ICON_SPECS, GF_STATUS_ICON_VALUES, PLACED_INDICATOR_TYPES, FRAME_EFFECT_TYPES, SPELL_GROWTH_VALUES, CI_SLOT_VALUES, CI_SLOT_DEFAULTS, DISPEL_OVERLAY_STYLES, DEBUFF_STRIPE_EDGES = M.PickDefaults(Specs, M.GROUP_SPEC_TABLE_KEYS)
local SIMPLE_TEXTURES = Specs.SimpleTextures or function() return {} end
local pendingGF = {}
local gfFlushQueued = false
local GF_APPLY_DELAY = 0.04
local SCOPE_LABELS = { party = "Party", raid = "Raid", mythicraid = "Mythic Raid" }
local SCOPE_SHORT_LABELS = { mythicraid = "Mythic" }
local FRAME_STRATA_VALUES = {
    { value = "AUTO", text = "Auto (Frame)" },
    { value = "BACKGROUND", text = "BACKGROUND" },
    { value = "LOW", text = "LOW" },
    { value = "MEDIUM", text = "MEDIUM" },
    { value = "HIGH", text = "HIGH" },
    { value = "DIALOG", text = "DIALOG" },
    { value = "FULLSCREEN", text = "FULLSCREEN" },
    { value = "FULLSCREEN_DIALOG", text = "FULLSCREEN_DIALOG" },
    { value = "TOOLTIP", text = "TOOLTIP" },
}
local FRAME_STRATA_COUNT = #FRAME_STRATA_VALUES
local GROUP_SECTION_HEADER_BG = { 0.060, 0.070, 0.130, 0.48 }
local GF_INDICATOR_COPY_FIELDS = M.CopyFieldsFromSpecs(GF_STATUS_ICON_SPECS, "pvpIcon statusText statusGhostText statusAFKText",
    [[showGroupNumber groupNumberSize groupNumberAnchor groupNumberX groupNumberY groupBorderEnabled groupBorderSize groupBorderPadding groupBorderR groupBorderG groupBorderB groupBorderA iconStyle useMidnightIcons roleIconStyle leaderIconStyle assistIconStyle raidMarkerStyle readyCheckIconStyle summonIconStyle resurrectIconStyle pvpIconStyle phaseIconStyle roleIconCustomIcon leaderIconCustomIcon assistIconCustomIcon raidMarkerCustomIcon readyCheckIconCustomIcon summonIconCustomIcon resurrectIconCustomIcon pvpIconCustomIcon phaseIconCustomIcon]], "enabled iconStyle customIcon size anchor x y layer")
local function NormalizeFrameStrata(value, fallback)
    local normalize = _G.MSUF_NormalizeFrameStrata
    if type(normalize) == "function" then return normalize(value, fallback or "AUTO") end
    if value == nil or value == "" then return fallback or "AUTO" end
    value = tostring(value):upper()
    if value == "AUTO" then return "AUTO" end
    local rank = _G.MSUF_FRAME_STRATA_RANK
    return rank and rank[value] and value or (fallback or "AUTO")
end
local function FrameStrataIndex(value)
    value = NormalizeFrameStrata(value, "AUTO")
    for i = 1, FRAME_STRATA_COUNT do
        if FRAME_STRATA_VALUES[i].value == value then return i - 1 end
    end
    return 0
end
local function FrameStrataValue(index)
    index = floor((tonumber(index) or 0) + 0.5) + 1
    if index < 1 then index = 1 elseif index > FRAME_STRATA_COUNT then index = FRAME_STRATA_COUNT end
    return FRAME_STRATA_VALUES[index].value
end
local function FrameStrataLabel(valueOrIndex)
    local value = type(valueOrIndex) == "number" and FrameStrataValue(valueOrIndex) or NormalizeFrameStrata(valueOrIndex, "AUTO")
    if value == "AUTO" then return "AUTO" end
    for i = 1, FRAME_STRATA_COUNT do
        local row = FRAME_STRATA_VALUES[i]
        if row.value == value then return M.Tr(row.text) end
    end
    return "AUTO"
end
local function FrameStrataParse(text)
    text = tostring(text or ""):upper()
    for i = 1, FRAME_STRATA_COUNT do
        local row = FRAME_STRATA_VALUES[i]
        if text == row.value or text == tostring(row.text):upper() then return i - 1 end
    end
    return FrameStrataIndex(text)
end
local function GF()
    return MSUF and MSUF.GF
end
local function CurrentApplyService()
    local apply = (M and M.ApplyService) or _G.MSUF_Menu2_ApplyService
    if type(apply) == "table" then return apply end
    return nil
end
local function MaskHas(mask, flag)
    mask = tonumber(mask) or 0
    flag = tonumber(flag) or 0
    if flag <= 0 then return false end
    return mask % (flag * 2) >= flag
end
local function AddDirty(mask, flag)
    if not flag then return mask or 0 end
    mask = tonumber(mask) or 0
    if MaskHas(mask, flag) then return mask end
    return mask + flag
end
local function MergeDirtyMask(gf, current, incoming)
    if not current then return incoming end
    if not incoming then return current end
    if current == true or incoming == true then return true end
    if gf then
        if current == gf.DIRTY_ALL or incoming == gf.DIRTY_ALL then return gf.DIRTY_ALL end
        if current == gf.DIRTY_CONFIG or incoming == gf.DIRTY_CONFIG then return gf.DIRTY_CONFIG end
    end
    if type(current) ~= "number" or type(incoming) ~= "number" then return incoming end
    local out = current
    if gf then
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_VISUAL) and gf.DIRTY_VISUAL or nil)
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_FONT) and gf.DIRTY_FONT or nil)
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_COLOR) and gf.DIRTY_COLOR or nil)
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_BORDER) and gf.DIRTY_BORDER or nil)
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_GEOMETRY) and gf.DIRTY_GEOMETRY or nil)
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_LAYOUT) and gf.DIRTY_LAYOUT or nil)
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_AURAS) and gf.DIRTY_AURAS or nil)
        out = AddDirty(out, MaskHas(incoming, gf.DIRTY_UNIT_BINDING) and gf.DIRTY_UNIT_BINDING or nil)
    end
    return out
end
local function ModeDirtyMask(gf, mode)
    if not gf then return nil end
    if mode == "visual" or mode == nil then return gf.DIRTY_VISUAL end
    if mode == "font" or mode == "fonts" then return gf.DIRTY_FONT end
    if mode == "color" or mode == "colors" then return gf.DIRTY_COLOR end
    if mode == "border" or mode == "borders" then return gf.DIRTY_BORDER end
    if mode == "auras" then return gf.DIRTY_AURAS end
    if mode == "geometry" then return AddDirty(gf.DIRTY_GEOMETRY, gf.DIRTY_LAYOUT) end
    if mode == "config" then return gf.DIRTY_CONFIG end
    return nil
end
local function GroupProfileStart()
    return M.PerfProfile and M.PerfProfile.enabled == true and M.ProfileStart and M.ProfileStart() or nil
end
local function GroupProfileStop(key, started, extraCount)
    if M.PerfProfile and M.PerfProfile.enabled == true and M.ProfileStop then
        M.ProfileStop("groupPage", key, started, extraCount)
    end
end
local function RequestGFPagePreview()
    if type(M.RequestGFPagePreviewForKey) == "function" then
        return M.RequestGFPagePreviewForKey(M.activeKey)
    end
    if type(M.SyncGFPagePreviewForKey) == "function" then
        return M.SyncGFPagePreviewForKey(M.activeKey)
    end
end
local function RefreshGFPreview(kind)
    -- Preview and live group frames have separate render paths. Refresh both when controls
    -- change so the page does not hide a stale runtime configuration.
    local gf = GF()
    if gf and type(gf.RefreshPreviewLayout) == "function" then
        local started = GroupProfileStart()
        gf.RefreshPreviewLayout(kind)
        GroupProfileStop("GF.RefreshPreviewLayout", started)
    end
    if type(M.RefreshGFNativePreviews) == "function" then
        local started = GroupProfileStart()
        M.RefreshGFNativePreviews("GF_PAGE_REFRESH")
        GroupProfileStop("M.RefreshGFNativePreviews", started)
    end
    if type(M.RequestGFPagePreviewForKey) == "function" or type(M.SyncGFPagePreviewForKey) == "function" then
        local started = GroupProfileStart()
        RequestGFPagePreview()
        GroupProfileStop("M.RequestGFPagePreviewForKey", started)
    end
end
local function Conf(kind)
    local gf = GF()
    if gf and type(gf.GetConf) == "function" then return gf.GetConf(kind) end
    local db = M.EnsureDB()
    local key = kind == "raid" and "gf_raid" or (kind == "mythicraid" and "gf_mythicraid" or "gf_party")
    db[key] = db[key] or {}
    return db[key]
end
local function Val(kind, key, default)
    local gf = GF()
    if gf and type(gf.Val) == "function" then
        local value = gf.Val(kind, key)
        if value ~= nil then return value end
    end
    local conf = Conf(kind)
    if conf[key] ~= nil then return conf[key] end
    return default
end
local function FlushGF()
    gfFlushQueued = false
    local started = GroupProfileStart()
    local gf = GF()
    if not gf then
        GroupProfileStop("FlushGF", started)
        return
    end
    local rebuild = pendingGF.rebuild
    local geometry = pendingGF.geometry
    local dirtyMask = pendingGF.dirtyMask
    local kind = pendingGF.kind
    pendingGF.rebuild = nil
    pendingGF.geometry = nil
    pendingGF.dirtyMask = nil
    pendingGF.kind = nil
    if kind == false then kind = nil end
    if InCombatLockdown and InCombatLockdown() then
        if rebuild and type(gf.Rebuild) == "function" then
            gf.Rebuild(kind)
            RefreshGFPreview(kind)
            GroupProfileStop("FlushGF", started)
            return
        elseif rebuild and type(gf.RebuildAll) == "function" then
            gf.RebuildAll()
            RefreshGFPreview(kind)
            GroupProfileStop("FlushGF", started)
            return
        end
        if geometry and type(gf.DeferGroupRuntime) == "function" then
            gf.DeferGroupRuntime("layout", kind, dirtyMask)
        elseif geometry then
            gf._pendingRefreshGeometry = true
        end
        if dirtyMask and not geometry and type(gf.DeferGroupRuntime) == "function" then
            gf.DeferGroupRuntime("refresh", kind, dirtyMask)
        elseif dirtyMask and not geometry then
            gf._pendingRefreshVisuals = true
        end
        RefreshGFPreview(kind)
        GroupProfileStop("FlushGF", started)
        return
    end
    if rebuild then
        if type(gf.Rebuild) == "function" then
            gf.Rebuild(kind)
        elseif type(gf.RebuildAll) == "function" then
            gf.RebuildAll()
        end
        RefreshGFPreview()
        GroupProfileStop("FlushGF", started)
        return
    end
    if geometry then
        if type(gf.RefreshGeometry) == "function" then gf.RefreshGeometry(kind) end
    end
    if dirtyMask then
        if type(gf.RefreshVisuals) == "function" then gf.RefreshVisuals(kind, dirtyMask) end
    end
    RefreshGFPreview(kind)
    GroupProfileStop("FlushGF", started)
end
local QueueGF
local function QueueGFLegacy(kind, mode)
    local gf = GF()
    if kind ~= nil then
        if pendingGF.kind == nil then
            pendingGF.kind = kind
        elseif pendingGF.kind ~= kind then
            pendingGF.kind = false
        end
    end
    if mode == "rebuild" then pendingGF.rebuild = true end
    if mode == "geometry" then pendingGF.geometry = true end
    local dirty = ModeDirtyMask(gf, mode)
    if dirty then pendingGF.dirtyMask = MergeDirtyMask(gf, pendingGF.dirtyMask, dirty) end
    if gfFlushQueued then return end
    gfFlushQueued = true
    if C_Timer and C_Timer.After then
        C_Timer.After(GF_APPLY_DELAY, FlushGF)
    else
        FlushGF()
    end
end
local function QueueGFDirtyMask(kind, dirtyMask)
    local gf = GF()
    if not dirtyMask then return QueueGF(kind, "visual") end
    local apply = CurrentApplyService()
    if apply and type(apply.RequestGroupDirtyMask) == "function" then
        return apply.RequestGroupDirtyMask(kind, dirtyMask, "GF_PAGE_DIRTY")
    end
    if kind ~= nil then
        if pendingGF.kind == nil then
            pendingGF.kind = kind
        elseif pendingGF.kind ~= kind then
            pendingGF.kind = false
        end
    end
    pendingGF.dirtyMask = MergeDirtyMask(gf, pendingGF.dirtyMask, dirtyMask)
    if gfFlushQueued then return end
    gfFlushQueued = true
    if C_Timer and C_Timer.After then
        C_Timer.After(GF_APPLY_DELAY, FlushGF)
    else
        FlushGF()
    end
end
function QueueGF(kind, mode)
    local apply = CurrentApplyService()
    if apply and type(apply.RequestGroup) == "function" then
        return apply.RequestGroup(kind, mode or "visual", "GF_PAGE")
    end
    return QueueGFLegacy(kind, mode)
end
local function Set(kind, key, value, mode)
    local function Write()
        local conf = Conf(kind)
        local textureKey = key == "barTexture" or key == "barBackgroundTexture" or key == "barBgTexture"
        local activatesTextureOverride = textureKey and type(value) == "string" and value ~= "" and conf.hlOverride ~= true
        if conf[key] == value and not activatesTextureOverride then return false end
        conf[key] = value
        if activatesTextureOverride then
            conf.hlOverride = true
        end
        QueueGF(kind, mode or "visual")
        if key == "enabled" and type(_G.MSUF_ShowGroupFrameReloadRequiredPopup) == "function" then
            _G.MSUF_ShowGroupFrameReloadRequiredPopup()
        end
        return true
    end
    return M.RunWithHistory("Group " .. tostring(key), "group:" .. tostring(kind) .. ":" .. tostring(key), Write)
end
local function Bool(kind, key, default)
    local value = Val(kind, key, default and true or false)
    return value and true or false
end
local function Num(kind, key, default)
    return tonumber(Val(kind, key, default)) or default or 0
end
local function CurrentScope()
    return M.gfScope or "party"
end
local function ScopeLabel(kind)
    return M.Tr(SCOPE_LABELS[kind] or "Party")
end
local function ScopeShortLabel(kind)
    return M.Tr(SCOPE_SHORT_LABELS[kind] or SCOPE_LABELS[kind] or "Party")
end
local GF_COPY_EXCLUDE = M.KeySetFromWords "offsetX offsetY point positionMode _hlMigrated"
local GF_COPY_CATEGORIES = {
    { key = "general", label = "Basics", keys = WL [[enabled blizzardFallbackMode showPlayer showSolo clickCastEnabled width height spacing growth groupFilter sortMode sortByRole roleOrder playerFirstInRole unitsPerColumn maxColumns preserveRaidGroups reverseFill smoothFill hideInClientScene hideInHousing hideOfflineEnabled hideOfflineInCombat hideOfflineDelay frameScaleMode frameScaleManual scaleAt10 scaleAt20 scaleAt25 scaleOver25]] },
    { key = "health", label = "Health & Bars", keys = WL [[gfBarMode healthColorMode healthCustomR healthCustomG healthCustomB gfDarkR gfDarkG gfDarkB gfUnifiedR gfUnifiedG gfUnifiedB barTexture barBgTexture powerBarEnabled powerHeight showPower showPowerText powerTextLeft powerTextCenter powerTextRight powerTextLeftHidePercentSymbol powerTextCenterHidePercentSymbol powerTextRightHidePercentSymbol powerTextDelimiter powerFontSize powerOffsetX powerOffsetY powerTextLayer powerSmoothFill powerShowTank powerShowHealer powerShowDamager dispelOverlayEnabled dispelOverlayStyle dispelOverlayOnHealth dispelOverlayAlpha dispelOverlayTrigger deadBgEnabled deadBgOffline deadBgR deadBgG deadBgB deadBgA]] },
    { key = "text", label = "Text & Name", keys = WL [[showName hideNameOnDeadOffline nameFontSize nameAnchor nameOffsetX nameOffsetY nameTextLayer nameColorMode nameColorR nameColorG nameColorB nameShortenEnabled nameClipSide nameMaxChars nameNoEllipsis showHPText hpFontSize textLeft textCenter textRight hpTextLeftHidePercentSymbol hpTextCenterHidePercentSymbol hpTextRightHidePercentSymbol textDelimiter hpTextReverse healthTextDecimals hpOffsetX hpOffsetY textLayer]] },
    { key = "font", label = "Font Override", keys = WL [[fontOverride fontOutline useGlobalFontColor fontR fontG fontB]] },
    { key = "border", label = "Background & Opacity", keys = WL [[bgR bgG bgB hpBarAlpha hpBgAlpha alphaExcludeTextPortrait]] },
    { key = "range", label = "Range Fade", keys = WL [[rangeFadeEnabled rangeFadeAlpha rangeFadeLayerMode offlineAlpha]] },
    { key = "indicators", label = "Status & Indicators", keys = GF_INDICATOR_COPY_FIELDS, prefix = WL [[si_ statusIcon indicator]] },
    { key = "auras", label = "Auras", tables = WL [[auras]] },
    { key = "highlight", label = "Highlight & Aggro", keys = WL [[targetIndicator targetR targetG targetB aggroMode]], prefix = WL [[hl dispel]] },
    { key = "dstripe", label = "Debuff Stripe", prefix = WL [[debuffStripe]] },
    { key = "features", label = "Corner/Spell", keys = WL [[ciEnabled ciAlpha]], tables = WL [[spellIndicators]], prefix = WL [[ci]] },
}
local function DeepCopy(value)
    local gf = GF()
    if gf and type(gf._DeepCopyTable) == "function" then return gf._DeepCopyTable(value) end
    if type(_G.MSUF_DeepCopy) == "function" then return _G.MSUF_DeepCopy(value) end
    return M.DeepCopy(value)
end
local function NewGFCopyScopes()
    local scopes = {}
    for i = 1, #GF_COPY_CATEGORIES do
        scopes[GF_COPY_CATEGORIES[i].key] = true
    end
    return scopes
end
local function GroupCopyDirtyMask(scopes)
    local gf = GF()
    if not gf or type(scopes) ~= "table" then return nil end
    if scopes.general then return nil end
    if scopes.health or scopes.text or scopes.range or scopes.indicators or scopes.highlight or scopes.dstripe or scopes.features then
        return gf.DIRTY_CONFIG or gf.DIRTY_ALL or gf.DIRTY_VISUAL
    end
    local dirty
    if scopes.font then dirty = AddDirty(dirty, gf.DIRTY_FONT) end
    if scopes.border then dirty = AddDirty(dirty, gf.DIRTY_BORDER) end
    if scopes.auras then dirty = AddDirty(dirty, gf.DIRTY_AURAS) end
    return dirty or gf.DIRTY_VISUAL
end
local function CopyGroupSettings(srcKind, dstKind, scopes)
    local srcConf = Conf(srcKind)
    local dstConf = Conf(dstKind)
    if not (srcConf and dstConf and srcKind and dstKind) or srcKind == dstKind then return false end
    scopes = (type(scopes) == "table") and scopes or NewGFCopyScopes()
    local allowKeys, allowPrefixes, allowTables = {}, {}, {}
    for i = 1, #GF_COPY_CATEGORIES do
        local cat = GF_COPY_CATEGORIES[i]
        if scopes[cat.key] then
            if cat.keys then
                for j = 1, #cat.keys do allowKeys[cat.keys[j]] = true end
            end
            if cat.prefix then
                for j = 1, #cat.prefix do allowPrefixes[#allowPrefixes + 1] = cat.prefix[j] end
            end
            if cat.tables then
                for j = 1, #cat.tables do allowTables[cat.tables[j]] = true end
            end
        end
    end
    for key, value in pairs(srcConf) do
        if not GF_COPY_EXCLUDE[key] then
            local copy = allowKeys[key] or allowTables[key]
            if (not copy) and type(key) == "string" then
                for i = 1, #allowPrefixes do
                    local prefix = allowPrefixes[i]
                    if key:sub(1, #prefix) == prefix then
                        copy = true
                        break
                    end
                end
            end
            if copy then dstConf[key] = DeepCopy(value) end
        end
    end
    if scopes.general then
        QueueGF(dstKind, "rebuild")
    else
        QueueGFDirtyMask(dstKind, GroupCopyDirtyMask(scopes))
    end
    RefreshGFPreview()
    return true
end
local function RefreshContext(ctx)
    if M.RequestRefresh then return M.RequestRefresh(ctx, "gf-context") end
    if not (ctx and ctx.refreshers) then return end
    for i = 1, #ctx.refreshers do
        local fn = ctx.refreshers[i]
        if type(fn) == "function" then fn() end
    end
end
local function SetSectionHeaderStatus(sec, opts)
    if not Shared.SetSectionHeaderStatus then return end
    if not (opts and opts.bg) then opts = M.Assign({ bg = GROUP_SECTION_HEADER_BG }, opts) end
    Shared.SetSectionHeaderStatus(sec, opts)
end
local function SetSectionBadges(sec, specs)
    if W and W.SetCollapsibleBadges then
        if sec then sec._msuf2CollapsibleBadgesOnlyWhenOpen = true end
        W.SetCollapsibleBadges(sec, specs or {})
    end
end
local function SetSectionBadgesAndStatus(sec, specs, status)
    SetSectionBadges(sec, specs)
    SetSectionHeaderStatus(sec, status)
end
local TrackSectionRefresh = M.TrackCollapsibleRefresh
local ApplyScopeEnabledGate
local function FinalizeScopePage(ctx, builder)
    if type(ApplyScopeEnabledGate) == "function" then M.TrackRefresh(ctx, function() ApplyScopeEnabledGate(ctx) end) end
    if ctx and ctx.SetContentHeight and builder then ctx:SetContentHeight(math.abs(builder.y) + 42) end
end
local OnOffBadge, BadgeNumber, OptionText = M.OnOffBadge, M.BadgeNumber, M.OptionText
local function CreateSectionNotice(sec, topY, buttonLabel, buttonWidth)
    return Shared.CreateSectionNotice(sec, topY, buttonLabel, buttonWidth, "_msuf2GroupFrameGateAlwaysEnabled")
end
local GROUP_PAGE_TABS = {
    { key = "gf_layout", label = "Layout", width = 64 },
    { key = "gf_bars", label = "Health & Text", width = 108 },
    { key = "gf_indicators", label = "Status & Indicators", width = 138 },
    { key = "gf_auras", label = "Auras", width = 58 },
}
local GROUP_FLOW_TAB_STYLE = {
    bg = { 0.018, 0.032, 0.064, 0.95 },
    border = { 0.090, 0.150, 0.280, 0.70 },
    textColor = { 0.78, 0.87, 0.98, 1 },
    hoverBg = { 0.032, 0.054, 0.096, 0.98 },
    hoverBorder = { 0.140, 0.255, 0.460, 0.86 },
    activeBg = { 0.045, 0.155, 0.405, 0.98 },
    activeBorder = { 0.210, 0.490, 0.920, 0.98 },
    activeTextColor = { 0.94, 0.98, 1.00, 1 },
}
local GROUP_SCOPE_BUTTON_STYLE = {
    bg = { 0.026, 0.040, 0.084, 0.95 },
    border = { 0.095, 0.165, 0.330, 0.68 },
    textColor = { 0.80, 0.88, 0.98, 1 },
    hoverBg = { 0.036, 0.056, 0.108, 0.98 },
    hoverBorder = { 0.150, 0.265, 0.500, 0.86 },
    activeBg = { 0.050, 0.130, 0.315, 0.98 },
    activeBorder = { 0.220, 0.520, 0.960, 0.98 },
    activeTextColor = { 0.96, 0.99, 1.00, 1 },
}
local GROUP_RESET_BUTTON_STYLE = {
    bg = { 0.070, 0.026, 0.034, 0.94 },
    border = { 0.340, 0.090, 0.110, 0.82 },
    textColor = { 1.00, 0.82, 0.82, 1 },
    hoverBg = { 0.090, 0.035, 0.045, 0.96 },
    hoverBorder = { 0.420, 0.120, 0.140, 0.90 },
    activeBg = { 0.070, 0.026, 0.034, 0.94 },
    activeBorder = { 0.340, 0.090, 0.110, 0.82 },
    activeTextColor = { 1.00, 0.82, 0.82, 1 },
}
local function ScopeSection(ctx, builder)
    local pageW = tonumber(builder.width) or 720
    local compactTop = pageW < 940
    local commandH = compactTop and 84 or 54
    local h = commandH
    local sec = T.Panel(builder.parent, nil, T.colors.glassStatus or T.colors.header, T.colors.borderSoft)
    T.ApplySurface(sec, "status")
    sec:SetPoint("TOPLEFT", builder.parent, "TOPLEFT", builder.x, builder.y)
    sec:SetSize(pageW, h)
    sec._msuf2Width = pageW
    builder.y = builder.y - h - 8
    if ctx.SetContentHeight then ctx:SetContentHeight(math.abs(builder.y) + 28) end

    local function MakeTopButton(parent, text, width, opts, buttonH)
        return W.TopButton(parent, text, width, buttonH or 24, opts or {})
    end
    local function AddScopeTooltip(frame, title, text)
        return M.AddTooltip and M.AddTooltip(frame, title, text, {
            hook = true,
            titleAsLine = true,
            bodyColor = { 0.85, 0.85, 0.85 },
        }) or frame
    end
    local function SelectScope(kind)
        local previousScope = M.gfScope
        M.SetMenuStateValue("gfScope", kind or "party")
        if previousScope ~= M.gfScope and M.ShowStatusFeedback then M.ShowStatusFeedback(ScopeShortLabel(M.gfScope) .. " scope", "info", 1.1) end
        local gf = GF()
        if type(_G.MSUF_GF_EM2_SetActivePreviewKind) == "function" then _G.MSUF_GF_EM2_SetActivePreviewKind(M.gfScope) end
        RequestGFPagePreview()
        if gf and type(gf.PreviewScopeChanged) == "function" then
            gf.PreviewScopeChanged()
        else
            RefreshGFPreview()
        end
        RefreshContext(ctx)
    end

    local command = sec

    local tabX = 14
    for i = 1, #GROUP_PAGE_TABS do
        local tab = GROUP_PAGE_TABS[i]
        local tabW = tonumber(tab.width) or 72
        local btn = MakeTopButton(command, M.Tr(tab.label), tabW, GROUP_FLOW_TAB_STYLE)
        btn._msuf2SkipHistoryCheckpoint = true
        btn:SetPoint("TOPLEFT", command, "TOPLEFT", tabX, -15)
        if btn.SetActive then btn:SetActive(ctx and ctx.key == tab.key) end
        btn:SetScript("OnClick", function() M.SelectPage(tab.key) end)
        tabX = tabX + tabW + 8
    end

    local copy = (W.RoleButton and W.RoleButton(sec, M.Tr("Copy To"), "normal", compactTop and 82 or 86, 24)) or MakeTopButton(sec, M.Tr("Copy To"), compactTop and 82 or 86)
    copy:SetPoint("TOPRIGHT", sec, "TOPRIGHT", -14, compactTop and -48 or -15)

    local scopeBtns = {}
    local rowY = compactTop and -48 or -15
    local scopeGap = 8
    local totalScopeW = 0
    for i = 1, #SCOPE_VALUES do
        local info = SCOPE_VALUES[i]
        totalScopeW = totalScopeW + ((info.value == "mythicraid") and 68 or 56)
        if i > 1 then totalScopeW = totalScopeW + scopeGap end
    end
    local actionW = compactTop and 82 or 86
    local scopeX = compactTop and 14 or max(14, pageW - actionW - totalScopeW - 44)
    for i = 1, #SCOPE_VALUES do
        local info = SCOPE_VALUES[i]
        local width = (info.value == "mythicraid") and 68 or 56
        local btn = MakeTopButton(command, ScopeShortLabel(info.value), width, GROUP_SCOPE_BUTTON_STYLE)
        btn:SetPoint("TOPLEFT", command, "TOPLEFT", scopeX, rowY)
        btn:SetScript("OnClick", function() SelectScope(info.value) end)
        scopeBtns[info.value] = btn
        scopeX = scopeX + width + scopeGap
    end
    M.gfCopyScopes = (type(M.gfCopyScopes) == "table") and M.gfCopyScopes or NewGFCopyScopes()
    local copyPopup = Shared.MakeScopeCopyPopup and Shared.MakeScopeCopyPopup(copy, {
        width = 430,
        height = 334,
        categories = GF_COPY_CATEGORIES,
        scopes = M.gfCopyScopes,
        targets = SCOPE_VALUES,
        targetWidths = { party = 58, raid = 58, mythicraid = 70 },
        sourceKey = CurrentScope,
        sourceLabel = ScopeLabel,
        targetLabelText = ScopeShortLabel,
        isTargetVisible = function(kind, source) return kind ~= source end,
        categoryRowsPerColumn = 6,
        categoryColumnWidth = 205,
        categoryWidth = 150,
        onTargetClick = function(kind, api, popup)
            local function RunCopy()
                if CopyGroupSettings(CurrentScope(), kind, M.gfCopyScopes) then
                    RefreshContext(ctx)
                    if M.ShowStatusFeedback then M.ShowStatusFeedback("Copied to " .. ScopeShortLabel(kind), "ok", 1.3) end
                end
            end
            M.RunWithHistory("Copy Group Settings", "group:copy:" .. tostring(CurrentScope()) .. ":" .. tostring(kind), RunCopy)
            popup:Hide()
        end,
    })
    copy:SetScript("OnClick", function(self) if copyPopup then copyPopup.Show(self) end end)
    sec:SetScript("OnHide", function() if copyPopup then copyPopup.Hide() end end)
    local function RefreshTop()
        local current = CurrentScope()
        for i = 1, #SCOPE_VALUES do
            local info = SCOPE_VALUES[i]
            if scopeBtns[info.value] and scopeBtns[info.value].SetActive then scopeBtns[info.value]:SetActive(current == info.value) end
        end
    end
    M.TrackRefresh(ctx, RefreshTop)
end
local GroupPage = M.GroupPage or {}
M.GroupPage = GroupPage
M.Assign(GroupPage, {
    Conf = Conf, Val = Val, Set = Set, Bool = Bool, Num = Num, CurrentScope = CurrentScope,
    GF_COPY_CATEGORIES = GF_COPY_CATEGORIES, NewGFCopyScopes = NewGFCopyScopes, CopyGroupSettings = CopyGroupSettings,
})
local function BindScopeToggle(ctx, widget, key, default, mode)
    M.BindBoolWidget(ctx, widget,
        function() return Bool(CurrentScope(), key, default) end,
        function(v)
            Set(CurrentScope(), key, v and true or false, mode or "visual")
            RefreshContext(ctx)
        end)
    return widget
end
local function BindScopeSlider(ctx, widget, key, default, mode)
    M.BindNumberWidget(ctx, widget,
        function() return Num(CurrentScope(), key, default) end,
        function(v) Set(CurrentScope(), key, floor((tonumber(v) or default or 0) + 0.5), mode or "visual") end,
        default, { step = 1, roundStep = true })
    return widget
end
local function BindScopeDropdown(ctx, widget, key, default, mode)
    M.BindDropdownWidget(ctx, widget,
        function() return Val(CurrentScope(), key, default) end,
        function(v) Set(CurrentScope(), key, v or default, mode or "visual") end)
    return widget
end
local function ScopeDropdown(ctx, parent, label, values, width, key, default, mode, x, y, placeWidth, justify)
    local control = BindScopeDropdown(ctx, W.Dropdown(parent, label, values, width), key, default, mode)
    if x then W.MoveWidget(control, parent, x, y, placeWidth or width, justify or "LEFT") end
    return control
end
local function ScopeSlider(ctx, parent, label, minValue, maxValue, step, width, key, default, mode, x, y, placeWidth, justify)
    local control = BindScopeSlider(ctx, W.Slider(parent, label, minValue, maxValue, step, width), key, default, mode)
    if x then W.MoveWidget(control, parent, x, y, placeWidth or width, justify or "CENTER") end
    return control
end
local function ScopeColor(ctx, parent, label, width, rKey, gKey, bKey, defaults, mode, x, y, placeWidth, justify)
    local control = W.Color(parent, label)
    defaults = defaults or {}
    M.BindColor(ctx, control,
        function()
            return Num(CurrentScope(), rKey, defaults[1] or 1),
                Num(CurrentScope(), gKey, defaults[2] or 1),
                Num(CurrentScope(), bKey, defaults[3] or 1)
        end,
        function(r, g, b)
            local conf = Conf(CurrentScope())
            conf[rKey], conf[gKey], conf[bKey] = r, g, b
            QueueGF(CurrentScope(), mode or "visual")
        end)
    if x then W.MoveWidget(control, parent, x, y, placeWidth or width or 220, justify or "LEFT") end
    return control
end
local GROWTH_TILE_VALUES = {
    { value = "DOWN", text = "Down", dx = 0, dy = -1, arrow = "v" },
    { value = "UP", text = "Up", dx = 0, dy = 1, arrow = "^" },
    { value = "RIGHT", text = "Right", dx = 1, dy = 0, arrow = ">" },
    { value = "LEFT", text = "Left", dx = -1, dy = 0, arrow = "<" },
}
local function BuildGrowthDirectionTiles(ctx, section, opts)
    if not section then return nil end
    opts = opts or {}
    local x = opts.x or section._msuf2ContentX or 14
    local y = opts.y or section._msuf2CursorY or -38
    local tileW, tileH, gap = opts.tileWidth or 64, opts.tileHeight or 64, opts.gap or 6
    if opts.advanceCursor ~= false then section._msuf2CursorY = y - tileH - 40 end
    local label = T.Font(section, "GameFontNormalSmall", M.Tr("Growth Direction"), T.colors.accent)
    label:SetPoint("TOPLEFT", section, "TOPLEFT", x, y)
    local holder = CreateFrame("Frame", nil, section)
    holder:SetPoint("TOPLEFT", section, "TOPLEFT", x, y - 20)
    holder:SetSize((tileW * 4) + (gap * 3), tileH)
    holder._msuf2Label = label
    local buttons = {}
    local function SetTileVisual(btn, active, hover)
        if not btn then return end
        if btn.SetBackdropColor then
            if active then
                btn:SetBackdropColor(0.100, 0.180, 0.300, hover and 0.98 or 0.92)
                btn:SetBackdropBorderColor(0.260, 0.620, 1.000, 1.00)
            elseif hover then
                btn:SetBackdropColor(0.115, 0.135, 0.185, 0.95)
                btn:SetBackdropBorderColor(0.380, 0.450, 0.620, 0.95)
            else
                btn:SetBackdropColor(0.045, 0.052, 0.076, 0.92)
                btn:SetBackdropBorderColor(0.190, 0.220, 0.310, 0.85)
            end
        end
        if btn._label then
            if active then
                btn._label:SetTextColor(0.95, 1.00, 1.00, 1)
            else
                btn._label:SetTextColor(0.74, 0.80, 0.90, 0.95)
            end
        end
    end
    local function DrawMiniPreview(btn, info, raidLike)
        if not btn or not info then return end
        btn._cells = btn._cells or {}
        local cols, rows
        if raidLike then
            if info.dy ~= 0 then
                cols, rows = 4, 5
            else
                cols, rows = 5, 4
            end
        elseif info.dy ~= 0 then
            cols, rows = 1, 5
        else
            cols, rows = 5, 1
        end
        local pad = 5
        local labelH = 13
        local innerW = tileW - (pad * 2)
        local innerH = tileH - pad - labelH
        local cellGap = 1
        local cellW = max(3, floor((innerW - ((cols - 1) * cellGap)) / cols))
        local cellH = max(3, floor((innerH - ((rows - 1) * cellGap)) / rows))
        local gridW = (cols * cellW) + ((cols - 1) * cellGap)
        local gridH = (rows * cellH) + ((rows - 1) * cellGap)
        local originX = pad + floor((innerW - gridW) * 0.5 + 0.5)
        local originY = -pad - floor((innerH - gridH) * 0.5 + 0.5)
        local positions = {}
        if info.dy ~= 0 then
            local rowStart, rowEnd, rowStep = 0, rows - 1, 1
            if info.dy == 1 then rowStart, rowEnd, rowStep = rows - 1, 0, -1 end
            for col = 0, cols - 1 do
                for row = rowStart, rowEnd, rowStep do
                    positions[#positions + 1] = { col = col, row = row }
                end
            end
        else
            local colStart, colEnd, colStep = 0, cols - 1, 1
            if info.dx == -1 then colStart, colEnd, colStep = cols - 1, 0, -1 end
            for row = 0, rows - 1 do
                for col = colStart, colEnd, colStep do
                    positions[#positions + 1] = { col = col, row = row }
                end
            end
        end
        for i = 1, #positions do
            local cell = btn._cells[i]
            if not cell then
                cell = btn:CreateTexture(nil, "ARTWORK")
                btn._cells[i] = cell
            end
            local pos = positions[i]
            cell:ClearAllPoints()
            cell:SetPoint("TOPLEFT", btn, "TOPLEFT", originX + (pos.col * (cellW + cellGap)), originY - (pos.row * (cellH + cellGap)))
            cell:SetSize(cellW, cellH)
            if i == 1 then
                cell:SetColorTexture(0.120, 0.950, 0.620, 0.98)
            elseif i <= 4 then
                cell:SetColorTexture(0.220, 0.580, 0.940, 0.78)
            else
                cell:SetColorTexture(0.160, 0.360, 0.640, 0.42)
            end
            cell:Show()
        end
        for i = #positions + 1, #btn._cells do
            btn._cells[i]:Hide()
        end
        if not btn._firstText then
            btn._firstText = btn:CreateFontString(nil, "OVERLAY", "GameFontHighlightSmall")
            if btn._firstText.SetFont then btn._firstText:SetFont("Fonts\\FRIZQT__.TTF", 7, "OUTLINE") end
            btn._firstText:SetText("1")
            btn._firstText:SetTextColor(0, 0, 0, 1)
        end
        local first = positions[1]
        if first then
            btn._firstText:ClearAllPoints()
            btn._firstText:SetPoint("CENTER", btn, "TOPLEFT",
                originX + (first.col * (cellW + cellGap)) + (cellW * 0.5),
                originY - (first.row * (cellH + cellGap)) - (cellH * 0.5))
            btn._firstText:Show()
        end
        if not btn._arrow then
            btn._arrow = btn:CreateFontString(nil, "OVERLAY", "GameFontHighlightSmall")
            if btn._arrow.SetFont then btn._arrow:SetFont("Fonts\\FRIZQT__.TTF", 10, "OUTLINE") end
            btn._arrow:SetTextColor(T.colors.accent[1], T.colors.accent[2], T.colors.accent[3], 0.95)
        end
        btn._arrow:SetText(info.arrow)
        btn._arrow:ClearAllPoints()
        if info.dy == -1 then
            btn._arrow:SetPoint("BOTTOM", btn, "BOTTOM", 0, labelH + 1)
        elseif info.dy == 1 then
            btn._arrow:SetPoint("TOP", btn, "TOP", 0, -4)
        elseif info.dx == 1 then
            btn._arrow:SetPoint("RIGHT", btn, "RIGHT", -4, labelH * 0.5)
        else
            btn._arrow:SetPoint("LEFT", btn, "LEFT", 4, labelH * 0.5)
        end
        btn._arrow:Show()
    end
    local function RefreshGrowthTiles()
        local current = Val(CurrentScope(), "growth", "DOWN")
        local raidLike = CurrentScope() ~= "party"
        for i = 1, #GROWTH_TILE_VALUES do
            local info = GROWTH_TILE_VALUES[i]
            local btn = buttons[info.value]
            if btn then
                DrawMiniPreview(btn, info, raidLike)
                SetTileVisual(btn, current == info.value, btn.IsMouseOver and btn:IsMouseOver())
            end
        end
    end
    for i = 1, #GROWTH_TILE_VALUES do
        local info = GROWTH_TILE_VALUES[i]
        local btn = CreateFrame("Button", nil, holder, T.Template and T.Template() or nil)
        btn:SetSize(tileW, tileH)
        btn:SetPoint("TOPLEFT", holder, "TOPLEFT", (i - 1) * (tileW + gap), 0)
        if btn.SetBackdrop then
            btn:SetBackdrop({
                bgFile = "Interface\\Buttons\\WHITE8X8",
                edgeFile = "Interface\\Buttons\\WHITE8X8",
                edgeSize = 1,
            })
        end
        local text = btn:CreateFontString(nil, "OVERLAY", "GameFontHighlightSmall")
        if text.SetFont then text:SetFont("Fonts\\FRIZQT__.TTF", 8, "OUTLINE") end
        text:SetPoint("BOTTOM", btn, "BOTTOM", 0, 3)
        text:SetText(info.text)
        btn._label = text
        btn:SetScript("OnEnter", function(self)
            SetTileVisual(self, Val(CurrentScope(), "growth", "DOWN") == info.value, true)
        end)
        btn:SetScript("OnLeave", function(self)
            SetTileVisual(self, Val(CurrentScope(), "growth", "DOWN") == info.value, false)
        end)
        M.AddTooltip(btn, function() return M.Format(M.Tr("Growth: %s"), M.Tr(info.text or "")) end, "Click to set group frame growth direction.", { hook = true, titleAsLine = true, bodyColor = { 0.72, 0.76, 0.86 } })
        btn:SetScript("OnClick", function()
            Set(CurrentScope(), "growth", info.value, "geometry")
            RefreshGrowthTiles()
        end)
        buttons[info.value] = btn
    end
    M.TrackRefresh(ctx, RefreshGrowthTiles)
    return holder
end
local ROLE_SORT_DEFS = {
    { key = "TANK", label = "Tank", r = 0.30, g = 0.55, b = 0.85 },
    { key = "HEALER", label = "Healer", r = 0.20, g = 0.72, b = 0.35 },
    { key = "DAMAGER", label = "DPS", r = 0.82, g = 0.30, b = 0.30 },
}
local ROLE_SORT_BY_KEY = {}
for i = 1, #ROLE_SORT_DEFS do
    ROLE_SORT_BY_KEY[ROLE_SORT_DEFS[i].key] = i
end
local function BuildRoleOrderRows(ctx, section, opts)
    if not section then return nil end
    opts = opts or {}
    local rowW, rowH, rowGap = opts.width or 220, 22, 4
    local x = opts.x or section._msuf2ContentX or 14
    local y = opts.y or section._msuf2CursorY or -146
    local listY = y
    if opts.hint or opts.title then
        local title = T.Font(section, "GameFontNormalSmall", opts.title or "Role Priority", T.colors.text)
        title:SetPoint("TOPLEFT", section, "TOPLEFT", x, y)
        title:SetWidth(rowW)
        title:SetJustifyH("LEFT")
        local hint = T.Font(section, "GameFontDisableSmall", opts.hint or "Drag roles to reorder.", T.colors.dim)
        hint:SetPoint("TOPLEFT", section, "TOPLEFT", x, y - 16)
        hint:SetWidth(rowW + 80)
        hint:SetJustifyH("LEFT")
        listY = y - 38
    end
    if opts.advanceCursor ~= false then section._msuf2CursorY = listY - (#ROLE_SORT_DEFS * (rowH + rowGap)) - 10 end
    local function NormalizeRoleToken(token)
        if token == "MELEE" or token == "RANGED" then return "DAMAGER" end
        return token
    end
    local holder, rows
    local function SaveOrder()
        local kind = CurrentScope()
        local function WriteOrder()
            local ordered = {}
            for i = 1, #rows do ordered[#ordered + 1] = rows[i] end
            table.sort(ordered, function(a, b) return (a.slotIndex or 0) < (b.slotIndex or 0) end)
            local parts = {}
            for i = 1, #ordered do parts[#parts + 1] = ordered[i].key end
            local conf = Conf(kind)
            conf.roleOrder = table.concat(parts, ",")
            QueueGF(kind, "rebuild")
        end
        M.RunWithHistory("Role Priority Order", "group:roleOrder:" .. tostring(kind), WriteOrder)
    end
    local function LoadOrder()
        local conf = Conf(CurrentScope())
        local order = type(conf.roleOrder) == "string" and conf.roleOrder or "TANK,HEALER,DAMAGER"
        local slot = 0
        local assigned = {}
        for token in order:gmatch("[^,]+") do
            token = NormalizeRoleToken(token)
            local index = ROLE_SORT_BY_KEY[token]
            if index and not assigned[index] then
                slot = slot + 1
                rows[index].slotIndex = slot
                assigned[index] = true
            end
        end
        for i = 1, #rows do
            if not assigned[i] then
                slot = slot + 1
                rows[i].slotIndex = slot
            end
        end
        holder:SnapRows()
    end
    holder = Shared.MakeDragSortRows(section, ROLE_SORT_DEFS, {
        x = x, y = listY, width = rowW, rowHeight = rowH, gap = rowGap,
        onReorder = SaveOrder,
        tooltip = function(self, row, tip)
            tip:SetOwner(self, "ANCHOR_RIGHT")
            tip:AddLine(M.Tr((row and row.def and row.def.label) or ""), 1, 1, 1)
            tip:AddLine(M.Tr("Drag to change role priority."), 0.72, 0.76, 0.86)
            tip:Show()
        end,
    })
    rows = holder.rows
    holder.Refresh = LoadOrder
    M.TrackRefresh(ctx, LoadOrder)
    holder:SetRowsEnabled(false)
    return holder
end
local function AurasRoot(kind)
    local conf = Conf(kind)
    conf.auras = conf.auras or {}
    if conf.auras.renderer ~= "CUSTOM" then conf.auras.renderer = "CUSTOM" end
    conf.auras.blizzardTypes = conf.auras.blizzardTypes or {}
    conf.auras.buff = conf.auras.buff or {}
    conf.auras.debuff = conf.auras.debuff or {}
    conf.auras.externals = conf.auras.externals or {}
    return conf.auras
end
local function AuraGroup(kind, groupKey)
    local root = AurasRoot(kind)
    root[groupKey] = root[groupKey] or {}
    return root[groupKey]
end
local function SpellIndicators(kind)
    local conf = Conf(kind)
    if type(conf.spellIndicators) ~= "table" then conf.spellIndicators = { enabled = false, spec = "auto", specs = {}, layer = 9, strata = "AUTO" } end
    conf.spellIndicators.specs = conf.spellIndicators.specs or {}
    if conf.spellIndicators.strata == nil then conf.spellIndicators.strata = "AUTO" end
    return conf.spellIndicators
end
local function IconStyleValues()
    local gf = GF()
    if gf and type(gf.ICON_STYLE_ITEMS) == "table" then return gf.ICON_STYLE_ITEMS end
    return VT(
        "BLIZZARD", "Blizzard (Default)", "CLASSIC", "Classic", "MIDNIGHT", "Midnight",
        "UXPRO", "UX Pro", "GLOSSY_ORBS", "Glossy Orbs", "DARK_EMBOSS", "Dark Emboss", "GLASS_PANELS", "Glass Panels",
        "NEON_OUTLINE", "Neon Outline", "RING_SYMBOLS", "Ring Symbols", "DOTS", "Dots",
        "SHAPES", "Shapes", "DIAMONDS", "Diamonds", "SQUARES", "Squares")
end
local function CurrentGFStatusSpec()
    if not M.gfStatusIconSelection then M.SetMenuStateValue("gfStatusIconSelection", "roleIcon") end
    for i = 1, #GF_STATUS_ICON_SPECS do
        local spec = GF_STATUS_ICON_SPECS[i]
        if spec.value == M.gfStatusIconSelection then return spec end
    end
    M.SetMenuStateValue("gfStatusIconSelection", GF_STATUS_ICON_SPECS[1].value)
    return GF_STATUS_ICON_SPECS[1]
end
local function QueueSpellIndicators(kind)
    local gf = GF()
    local si = gf and gf.SpellIndicators
    if si and type(si.InvalidateRuntimeCaches) == "function" then si.InvalidateRuntimeCaches() end
    QueueGF(kind or CurrentScope(), "visual")
end
local function SpellSpecValues()
    local values = VT("auto", "Auto-Detect", "multi", "Multi-Spec")
    local gf = GF()
    local si = gf and gf.SpellIndicators
    if si and type(si.SpecInfo) == "table" then
        for specKey, info in pairs(si.SpecInfo) do
            values[#values + 1] = { value = specKey, text = (info and info.display) or tostring(specKey) }
        end
    end
    return values
end
local function SpellTrackedSpecValues()
    local values = {}
    local gf = GF()
    local si = gf and gf.SpellIndicators
    if si and type(si.SpecInfo) == "table" then
        for specKey, info in pairs(si.SpecInfo) do
            values[#values + 1] = { value = specKey, text = (info and info.display) or tostring(specKey) }
        end
        table.sort(values, function(a, b) return tostring(a.text) < tostring(b.text) end)
    end
    if #values == 0 then values[1] = { value = "", text = "No supported specs" } end
    return values
end
local function CurrentSpellMultiSpec(kind)
    M.gfSpellMultiSpecSelection = M.gfSpellMultiSpecSelection or {}
    local selected = M.gfSpellMultiSpecSelection[kind]
    local values = SpellTrackedSpecValues()
    for i = 1, #values do
        if values[i].value == selected then return selected end
    end
    selected = values[1] and values[1].value or ""
    M.gfSpellMultiSpecSelection[kind] = selected
    return selected
end
local function EffectiveSpellSpec(kind)
    local cfg = SpellIndicators(kind)
    local selected = cfg.spec or "auto"
    local gf = GF()
    local si = gf and gf.SpellIndicators
    if selected ~= "auto" and selected ~= "multi" and si and si.SpecInfo and si.SpecInfo[selected] then return selected end
    if selected == "multi" then
        local chosen = CurrentSpellMultiSpec(kind)
        if chosen and si and si.SpecInfo and si.SpecInfo[chosen] then return chosen end
        if type(cfg.multiSpecs) == "table" then
            for specKey, enabled in pairs(cfg.multiSpecs) do
                if enabled and si and si.SpecInfo and si.SpecInfo[specKey] then return specKey end
            end
        end
    end
    if si and type(si.GetPlayerSpec) == "function" then
        local specKey = si.GetPlayerSpec()
        if specKey and si.SpecInfo and si.SpecInfo[specKey] then return specKey end
    end
    if si and type(si.SpecInfo) == "table" then
        for specKey in pairs(si.SpecInfo) do return specKey end
    end
    return nil
end
local function SpellAuraValues(kind)
    local gf = GF()
    local si = gf and gf.SpellIndicators
    local specKey = EffectiveSpellSpec(kind)
    local trackable = specKey and si and si.TrackableAuras and si.TrackableAuras[specKey]
    local siCfg = SpellIndicators(kind)
    local specCfg = type(siCfg.specs) == "table" and specKey and siCfg.specs[specKey] or nil
    local values = {}
    if type(trackable) == "table" then
        for i = 1, #trackable do
            local info = trackable[i]
            local key = info and info.name
            if key and (info.custom ~= true or (type(specCfg) == "table" and specCfg[key] ~= nil)) then
                values[#values + 1] = { value = key, text = info.display or key }
            end
        end
    end
    if #values == 0 then values[1] = { value = "", text = "No spells for current spec" } end
    return values
end
local function SpellSelectionKey(kind, specKey)
    return tostring(kind or "") .. "\030" .. tostring(specKey or "")
end
local function SetCurrentSpellAura(kind, auraName)
    M.gfSpellIndicatorSelection = M.gfSpellIndicatorSelection or {}
    local specKey = EffectiveSpellSpec(kind)
    if specKey then M.gfSpellIndicatorSelection[SpellSelectionKey(kind, specKey)] = auraName or "" end
    M.gfSpellIndicatorSelection[kind] = auraName or ""
end
local function ClearCurrentSpellAura(kind, specKey)
    M.gfSpellIndicatorSelection = M.gfSpellIndicatorSelection or {}
    specKey = specKey or EffectiveSpellSpec(kind)
    if specKey then M.gfSpellIndicatorSelection[SpellSelectionKey(kind, specKey)] = nil end
    M.gfSpellIndicatorSelection[kind] = nil
end
local function CurrentSpellAura(kind)
    M.gfSpellIndicatorSelection = M.gfSpellIndicatorSelection or {}
    local specKey = EffectiveSpellSpec(kind)
    local selected = specKey and M.gfSpellIndicatorSelection[SpellSelectionKey(kind, specKey)] or nil
    if selected == nil and not specKey then selected = M.gfSpellIndicatorSelection[kind] end
    local values = SpellAuraValues(kind)
    for i = 1, #values do
        if values[i].value == selected then
            if specKey then M.gfSpellIndicatorSelection[SpellSelectionKey(kind, specKey)] = selected end
            return selected
        end
    end
    selected = values[1] and values[1].value or ""
    if specKey then M.gfSpellIndicatorSelection[SpellSelectionKey(kind, specKey)] = selected end
    M.gfSpellIndicatorSelection[kind] = selected
    return selected
end
local function CurrentSpellConfig(kind, create)
    local specKey = EffectiveSpellSpec(kind)
    local auraName = CurrentSpellAura(kind)
    if not (specKey and auraName and auraName ~= "") then return nil end
    local cfg = SpellIndicators(kind)
    cfg.specs[specKey] = cfg.specs[specKey] or {}
    if create and type(cfg.specs[specKey][auraName]) ~= "table" then cfg.specs[specKey][auraName] = { enabled = true, onlyOwn = true } end
    return cfg.specs[specKey][auraName], specKey, auraName
end
local function PlacedConfig(kind, create)
    local cfg = CurrentSpellConfig(kind, create)
    if not cfg then return nil end
    if create and type(cfg.placed) ~= "table" then cfg.placed = { type = "icon", anchor = "TOPLEFT", x = 0, y = 0, size = 18, showCooldownSwipe = true } end
    return cfg.placed
end
local function FrameEffectConfig(kind, create)
    local cfg = CurrentSpellConfig(kind, create)
    if not cfg then return nil end
    if create and type(cfg.frame) ~= "table" then cfg.frame = { type = "none" } end
    return cfg.frame
end
local function CICategoryValues()
    local gf = GF()
    if gf and type(gf.CI_CATEGORIES) == "table" then return gf.CI_CATEGORIES end
    return VT("none", "None", "dispel", "Dispellable", "aggro", "Aggro/Threat", "custom", "Custom Spell")
end
local function CIFilterValues()
    local gf = GF()
    if gf and type(gf.CI_CUSTOM_FILTERS) == "table" then return gf.CI_CUSTOM_FILTERS end
    return VT(
        "HELPFUL|PLAYER", "Buff (cast by me)", "HELPFUL", "Buff (any caster)",
        "HARMFUL|PLAYER", "Debuff (cast by me)", "HARMFUL", "Debuff (any caster)")
end
local function CIModeValues()
    local gf = GF()
    if gf and type(gf.CI_CUSTOM_MODES) == "table" then return gf.CI_CUSTOM_MODES end
    return VT("present", "Show when present", "missing", "Show when missing")
end
local function CurrentCISlot()
    if not M.gfCornerSlotSelection then M.SetMenuStateValue("gfCornerSlotSelection", "TL") end
    for i = 1, #CI_SLOT_VALUES do
        if CI_SLOT_VALUES[i].value == M.gfCornerSlotSelection then return M.gfCornerSlotSelection end
    end
    M.SetMenuStateValue("gfCornerSlotSelection", "TL")
    return "TL"
end
local function CICustomConfig(kind, slot, create)
    local conf = Conf(kind)
    local key = "ciCustom" .. (slot or CurrentCISlot())
    if create and type(conf[key]) ~= "table" then conf[key] = { spells = "", mode = "present", filter = "HELPFUL|PLAYER", r = 0.40, g = 1.00, b = 0.40 } end
    return type(conf[key]) == "table" and conf[key] or nil
end
local function BindNestedToggle(ctx, widget, getTable, key, default, mode)
    M.BindBoolWidget(ctx, widget,
        function()
            local tbl = getTable()
            local value = tbl[key]
            if value == nil then return default and true or false end
            return value and true or false
        end,
        function(v)
            local tbl = getTable()
            if tbl[key] == (v and true or false) then return end
            tbl[key] = v and true or false
            QueueGF(CurrentScope(), mode or "visual")
            RefreshContext(ctx)
        end)
    return widget
end
local function BindNestedSlider(ctx, widget, getTable, key, default, mode)
    M.BindNumberWidget(ctx, widget,
        function()
            local tbl = getTable()
            return tonumber(tbl[key]) or default or 0
        end,
        function(v)
            local tbl = getTable()
            v = floor((tonumber(v) or default or 0) + 0.5)
            if tbl[key] == v then return end
            tbl[key] = v
            QueueGF(CurrentScope(), mode or "visual")
        end,
        default, { step = 1, roundStep = true })
    return widget
end
local function BindNestedStrataSlider(ctx, widget, getTable, key, default, mode)
    default = NormalizeFrameStrata(default, "AUTO")
    if widget and widget.SetValueFormatter then widget:SetValueFormatter(function(value) return FrameStrataLabel(value) end) end
    if widget and widget.SetValueParser then widget:SetValueParser(FrameStrataParse) end
    M.BindSlider(ctx, widget,
        function()
            local tbl = getTable()
            return FrameStrataIndex(tbl and tbl[key] or default)
        end,
        function(v)
            local tbl = getTable()
            if not tbl then return end
            local value = FrameStrataValue(v)
            if NormalizeFrameStrata(tbl[key], default) == value and tbl[key] ~= nil then return end
            tbl[key] = value
            QueueGF(CurrentScope(), mode or "visual")
        end)
    return widget
end
local function BindNestedDropdown(ctx, widget, getTable, key, default, mode)
    M.BindDropdownWidget(ctx, widget,
        function()
            local tbl = getTable()
            return tbl[key] or default
        end,
        function(v)
            local tbl = getTable()
            tbl[key] = v or default
            QueueGF(CurrentScope(), mode or "visual")
        end)
    return widget
end
local SetOptionEnabled = W.SetControlEnabled
local SetOptionsEnabled = W.SetControlsEnabled
local function ForEachGroupPageControl(parent, callback)
    if not (parent and parent.GetChildren and type(callback) == "function") then return end
    local children = { parent:GetChildren() }
    for i = 1, #children do
        local child = children[i]
        if child and child._msuf2ControlKind and not child._msuf2GroupFrameGateAlwaysEnabled then callback(child) end
        ForEachGroupPageControl(child, callback)
    end
end
ApplyScopeEnabledGate = function(ctx)
    local wrapper = ctx and ctx.wrapper
    if not wrapper then return end
    local gateKey = "groupFrameEnabled"
    if ControlGates.Apply then
        ControlGates.Apply(wrapper, gateKey, true, { alwaysEnabledFlag = "_msuf2GroupFrameGateAlwaysEnabled" })
        return
    end
    local enabled = true
    if wrapper._msuf2GroupFrameGateKey == gateKey and wrapper._msuf2GroupFrameGateEnabled == enabled then return end
    wrapper._msuf2GroupFrameGateKey = gateKey
    wrapper._msuf2GroupFrameGateEnabled = enabled
    ForEachGroupPageControl(wrapper, function(control)
        W.SetControlGateEnabled(control, gateKey, enabled)
    end)
end
M.Assign(GroupPage, {
    SCOPE_VALUES = SCOPE_VALUES,
    GROWTH_VALUES = GROWTH_VALUES,
    BLIZZARD_FALLBACK_VALUES = BLIZZARD_FALLBACK_VALUES,
    HEALTH_MODES = HEALTH_MODES,
    TEXT_MODES = TEXT_MODES,
    DELIMITER_VALUES = DELIMITER_VALUES,
    ANCHORS = ANCHORS,
    AURA_ANCHORS = AURA_ANCHORS,
    SORT_MODES = SORT_MODES,
    GF_BAR_MODES = GF_BAR_MODES,
    SIMPLE_TEXTURES = SIMPLE_TEXTURES,
    GF_ANCHOR_TO = GF_ANCHOR_TO,
    GF_ANCHOR_POINTS = GF_ANCHOR_POINTS,
    STATUS_ICON_ANCHORS = STATUS_ICON_ANCHORS,
    GF_STATUS_ICON_SPECS = GF_STATUS_ICON_SPECS,
    GF_STATUS_ICON_VALUES = GF_STATUS_ICON_VALUES,
    PLACED_INDICATOR_TYPES = PLACED_INDICATOR_TYPES,
    FRAME_EFFECT_TYPES = FRAME_EFFECT_TYPES,
    SPELL_GROWTH_VALUES = SPELL_GROWTH_VALUES,
    CI_SLOT_VALUES = CI_SLOT_VALUES,
    CI_SLOT_DEFAULTS = CI_SLOT_DEFAULTS,
    DISPEL_OVERLAY_STYLES = DISPEL_OVERLAY_STYLES,
    DEBUFF_STRIPE_EDGES = DEBUFF_STRIPE_EDGES,
    GF = GF,
    RefreshGFPreview = RefreshGFPreview,
    QueueGF = QueueGF,
    QueueGFDirtyMask = QueueGFDirtyMask,
    RefreshContext = RefreshContext,
    ScopeSection = ScopeSection,
    BindScopeToggle = BindScopeToggle,
    BindScopeSlider = BindScopeSlider,
    BindScopeDropdown = BindScopeDropdown,
    ScopeDropdown = ScopeDropdown,
    ScopeSlider = ScopeSlider,
    ScopeColor = ScopeColor,
    BuildGrowthDirectionTiles = BuildGrowthDirectionTiles,
    BuildRoleOrderRows = BuildRoleOrderRows,
    AuraGroup = AuraGroup,
    AurasRoot = AurasRoot,
    SpellIndicators = SpellIndicators,
    IconStyleValues = IconStyleValues,
    CurrentGFStatusSpec = CurrentGFStatusSpec,
    QueueSpellIndicators = QueueSpellIndicators,
    SpellSpecValues = SpellSpecValues,
    SpellTrackedSpecValues = SpellTrackedSpecValues,
    CurrentSpellMultiSpec = CurrentSpellMultiSpec,
    EffectiveSpellSpec = EffectiveSpellSpec,
    SpellAuraValues = SpellAuraValues,
    SetCurrentSpellAura = SetCurrentSpellAura,
    ClearCurrentSpellAura = ClearCurrentSpellAura,
    CurrentSpellAura = CurrentSpellAura,
    CurrentSpellConfig = CurrentSpellConfig,
    PlacedConfig = PlacedConfig,
    FrameEffectConfig = FrameEffectConfig,
    CICategoryValues = CICategoryValues,
    CIFilterValues = CIFilterValues,
    CIModeValues = CIModeValues,
    CurrentCISlot = CurrentCISlot,
    CICustomConfig = CICustomConfig,
    BindNestedToggle = BindNestedToggle,
    BindNestedSlider = BindNestedSlider,
    BindNestedStrataSlider = BindNestedStrataSlider,
    BindNestedDropdown = BindNestedDropdown,
    FrameStrataIndex = FrameStrataIndex,
    FrameStrataValue = FrameStrataValue,
    FrameStrataLabel = FrameStrataLabel,
    FrameStrataParse = FrameStrataParse,
    FrameStrataCount = FRAME_STRATA_COUNT,
    SetOptionEnabled = SetOptionEnabled,
    SetOptionsEnabled = SetOptionsEnabled,
    ApplyScopeEnabledGate = ApplyScopeEnabledGate,
    FinalizeScopePage = FinalizeScopePage,
    SetSectionHeaderStatus = SetSectionHeaderStatus,
    SetSectionBadges = SetSectionBadges,
    SetSectionBadgesAndStatus = SetSectionBadgesAndStatus,
    TrackSectionRefresh = TrackSectionRefresh,
    OnOffBadge = OnOffBadge,
    BadgeNumber = BadgeNumber,
    OptionText = OptionText,
    CreateSectionNotice = CreateSectionNotice,
})
