local ____lualib = require("lualib_bundle")
local __TS__NumberToFixed = ____lualib.__TS__NumberToFixed
local __TS__ArrayFind = ____lualib.__TS__ArrayFind
local ____exports = {}
local getPredictedGroundPosition, getTargetHorizontalForward, getAimInFrontOfPredictedTarget, getBossForwardAimPoint, addCoilWaveAimJitter, getNevermoreCoilWavePhase, canCoilWaveHitAnyEnemy, canCoilBeamHitAnyEnemy, canHubCrossburstHitAnyEnemy, debugLog, NevermoreBossThink, tryIdleTripleCoilForward, purgeDebugPrint, removeAllModifiersFromUnit, purgeAndPositionNevermoreForRequiem, tryRequiemFromCenterPattern, tryCastPointAbility, tryComputeTimeWalkJump, tryTimeWalkIntoCoilPattern, trySpellSeries, tryExecuteQueuedCoil, abilities, cachedTarget, nextTargetSearchAt, comboLockUntil, queuedCoilAt, queuedCoilCount, queuedCoilInitial, queuedCoilSkipStreak, lastOrderAt, spellSeries, seriesCooldownUntil, SERIES_ROTATION, seriesRotationIndex, SERIES_TRIPLE_MIN, SERIES_TRIPLE_MAX, SERIES_WAVE_MIN, SERIES_WAVE_MAX, SERIES_BEAM_MIN, SERIES_BEAM_MAX, SERIES_CROSS_MIN, SERIES_CROSS_MAX, BETWEEN_SERIES_PAUSE, BETWEEN_CAST_GAP, WITHIN_SERIES_GAP, TIME_WALK_MIN_DISTANCE, PREDICT_LEAD_SPELLS, PREDICT_LEAD_TIME_WALK, PREDICT_MAX_LEAD_UNITS, HERO_ACQUIRE_RADIUS, COIL_JITTER_DIST_MIN, COIL_JITTER_DIST_MAX, COIL_JITTER_FOLLOW_MIN, COIL_JITTER_FOLLOW_MAX, AIM_FORWARD_FIRST_CAST, AIM_FORWARD_FOLLOW_CAST, MAX_QUEUED_COIL_SKIP_STREAK, TIME_WALK_STANDOFF_MIN, TIME_WALK_STANDOFF_MAX, aiNextCastAt, nextIdleTripleAt, requiemCommitPending, DEBUG_AI, nextDebugStateAt, debugTagNextAt, REQUIEM_RARE_ROLL_MAX, DEBUG_NEVERMORE_PURGE, PURGE_LOG_MAX_PER_CALL, NEVERMORE_PURGE_SKIP_MODIFIER_NAMES
local ____modifier_boss_nevermore_debuff_immune = require("abilities.creep.modifier_boss_nevermore_debuff_immune")
local modifier_boss_nevermore_debuff_immune = ____modifier_boss_nevermore_debuff_immune.modifier_boss_nevermore_debuff_immune
local ____modifier_boss_nevermore_phase_terror_wave = require("abilities.creep.modifier_boss_nevermore_phase_terror_wave")
local applyNevermorePhaseTerrorWave = ____modifier_boss_nevermore_phase_terror_wave.applyNevermorePhaseTerrorWave
local modifier_boss_nevermore_phase_terror_wave = ____modifier_boss_nevermore_phase_terror_wave.modifier_boss_nevermore_phase_terror_wave
local ____modifier_boss_nevermore_requiem_gate = require("abilities.creep.modifier_boss_nevermore_requiem_gate")
local applyNevermoreRequiemGate = ____modifier_boss_nevermore_requiem_gate.applyNevermoreRequiemGate
local modifier_boss_nevermore_requiem_gate = ____modifier_boss_nevermore_requiem_gate.modifier_boss_nevermore_requiem_gate
local ____modifier_boss_hud_health_bar = require("abilities.modifiers.modifier_boss_hud_health_bar")
local BOSS_NEVERMORE_NAME_TOKEN = ____modifier_boss_hud_health_bar.BOSS_NEVERMORE_NAME_TOKEN
local applyBossHudHealthBar = ____modifier_boss_hud_health_bar.applyBossHudHealthBar
local ____nevermore_boss_requiem_bridge = require("ai.nevermore_boss_requiem_bridge")
local nevermoreBumpRequiemAiCooldown = ____nevermore_boss_requiem_bridge.nevermoreBumpRequiemAiCooldown
local nevermoreGetRequiemNextAiTime = ____nevermore_boss_requiem_bridge.nevermoreGetRequiemNextAiTime
local nevermoreNeedsMandatoryRequiem = ____nevermore_boss_requiem_bridge.nevermoreNeedsMandatoryRequiem
local nevermoreRegisterPhaseRequiemHook = ____nevermore_boss_requiem_bridge.nevermoreRegisterPhaseRequiemHook
local ____dota_ts_adapter = require("lib.dota_ts_adapter")
local registerEntityFunction = ____dota_ts_adapter.registerEntityFunction
function getPredictedGroundPosition(self, target, leadSeconds)
    local cur = GetGroundPosition(
        target:GetAbsOrigin(),
        nil
    )
    local vx = target:GetVelocity().x
    local vy = target:GetVelocity().y
    local speed2d = math.sqrt(vx * vx + vy * vy)
    if speed2d < 25 then
        local spd = math.max(
            1,
            target:GetIdealSpeed()
        )
        local fwd = target:GetForwardVector()
        vx = fwd.x * spd
        vy = fwd.y * spd
    end
    local dx = vx * leadSeconds
    local dy = vy * leadSeconds
    local leadLen = math.sqrt(dx * dx + dy * dy)
    if leadLen > PREDICT_MAX_LEAD_UNITS and leadLen > 0 then
        local scale = PREDICT_MAX_LEAD_UNITS / leadLen
        dx = dx * scale
        dy = dy * scale
    end
    return GetGroundPosition(
        cur + Vector(dx, dy, 0),
        nil
    )
end
function getTargetHorizontalForward(self, target)
    local f = target:GetForwardVector()
    local len2d = math.sqrt(f.x * f.x + f.y * f.y)
    if len2d < 0.01 then
        return Vector(1, 0, 0)
    end
    return Vector(f.x / len2d, f.y / len2d, 0)
end
function getAimInFrontOfPredictedTarget(self, target, leadSeconds, forwardUnits)
    local pred = getPredictedGroundPosition(nil, target, leadSeconds)
    local fwd = getTargetHorizontalForward(nil, target)
    return GetGroundPosition(pred + fwd * forwardUnits, nil)
end
function getBossForwardAimPoint(self, boss, distance)
    local o = GetGroundPosition(
        boss:GetAbsOrigin(),
        nil
    )
    local f = boss:GetForwardVector()
    local len2d = math.sqrt(f.x * f.x + f.y * f.y)
    local dir = len2d < 0.01 and Vector(1, 0, 0) or Vector(f.x / len2d, f.y / len2d, 0)
    return GetGroundPosition(o + dir * distance, nil)
end
function addCoilWaveAimJitter(self, anchor, castIndexInSeries)
    local sector = castIndexInSeries * 149 % 360
    local yaw = sector + RandomInt(0, 89)
    local distMin = castIndexInSeries <= 0 and COIL_JITTER_DIST_MIN or COIL_JITTER_FOLLOW_MIN
    local distMax = castIndexInSeries <= 0 and COIL_JITTER_DIST_MAX or COIL_JITTER_FOLLOW_MAX
    local dist = RandomInt(distMin, distMax)
    local offset = RotatePosition(
        Vector(0, 0, 0),
        QAngle(0, yaw, 0),
        Vector(dist, 0, 0)
    )
    return GetGroundPosition(anchor + offset, nil)
end
function getNevermoreCoilWavePhase(self, boss)
    local hp = boss:GetHealthPercent()
    if hp <= 25 then
        return 4
    end
    if hp <= 50 then
        return 3
    end
    if hp <= 75 then
        return 2
    end
    return 1
end
function canCoilWaveHitAnyEnemy(self, boss, aimPoint)
    local ab = abilities.coilWave
    if not ab or ab:IsNull() then
        return false
    end
    local phase = getNevermoreCoilWavePhase(nil, boss)
    local origin = boss:GetAbsOrigin()
    local dir = aimPoint - origin
    dir.z = 0
    if dir:Length2D() < 1 then
        local f = boss:GetForwardVector()
        dir = Vector(f.x, f.y, 0)
    end
    dir = dir:Normalized()
    local radius = ab:GetSpecialValueFor("radius")
    if radius <= 0 then
        return false
    end
    local baseSlotsKv = ab:GetSpecialValueFor("lane_slot_count")
    local baseSlots = baseSlotsKv > 0 and math.floor(baseSlotsKv) or 5
    local slotCount = baseSlots + (phase - 1)
    local forwardKv = ab:GetSpecialValueFor("lane_forward_dist")
    local forwardDist = (forwardKv > 0 and forwardKv or 360) + (phase - 1) * 35
    local spacingKv = ab:GetSpecialValueFor("lane_slot_spacing")
    local spacingFactor = spacingKv > 0 and spacingKv or 1.32
    local spacing = math.max(radius * spacingFactor, 185)
    local right = Vector(-dir.y, dir.x, 0):Normalized()
    local centerRow = GetGroundPosition(origin + dir * forwardDist, nil)
    local mid = (slotCount - 1) / 2
    local searchR = forwardDist + radius + spacing * slotCount + 450
    local enemies = FindUnitsInRadius(
        boss:GetTeamNumber(),
        origin,
        nil,
        searchR,
        DOTA_UNIT_TARGET_TEAM_ENEMY,
        bit.bor(DOTA_UNIT_TARGET_HERO, DOTA_UNIT_TARGET_BASIC),
        DOTA_UNIT_TARGET_FLAG_NONE,
        FIND_ANY_ORDER,
        false
    )
    local hullFudge = 28
    for ____, u in ipairs(enemies) do
        do
            if not u or u:IsNull() or not u:IsAlive() then
                goto __continue18
            end
            local ep = GetGroundPosition(
                u:GetAbsOrigin(),
                nil
            )
            do
                local i = 0
                while i < slotCount do
                    local lateral = (i - mid) * spacing
                    local slotPos = GetGroundPosition(centerRow + right * lateral, nil)
                    if (ep - slotPos):Length2D() <= radius + hullFudge then
                        return true
                    end
                    i = i + 1
                end
            end
        end
        ::__continue18::
    end
    return false
end
function canCoilBeamHitAnyEnemy(self, boss, aimPoint)
    local ab = abilities.coilBeam
    if not ab or ab:IsNull() then
        return false
    end
    local phase = getNevermoreCoilWavePhase(nil, boss)
    local origin = boss:GetAbsOrigin()
    local dir = aimPoint - origin
    dir.z = 0
    if dir:Length2D() < 1 then
        local f = boss:GetForwardVector()
        dir = Vector(f.x, f.y, 0)
    end
    dir = dir:Normalized()
    local radius = ab:GetSpecialValueFor("radius")
    if radius <= 0 then
        return false
    end
    local baseSlotsKv = ab:GetSpecialValueFor("lane_slot_count")
    local baseSlots = baseSlotsKv > 0 and math.floor(baseSlotsKv) or 12
    local bonusKv = ab:GetSpecialValueFor("lane_slot_phase_bonus")
    local perPhase = bonusKv > 0 and math.floor(bonusKv) or 2
    local slotCount = baseSlots + (phase - 1) * perPhase
    local startKv = ab:GetSpecialValueFor("beam_start_dist")
    local startDist = startKv > 0 and startKv or 140
    local stepKv = ab:GetSpecialValueFor("beam_step")
    local step = stepKv > 0 and stepKv or math.max(radius * 1.22, 195)
    local endAlong = startDist + (slotCount - 1) * step
    local searchR = endAlong + radius + 200
    local enemies = FindUnitsInRadius(
        boss:GetTeamNumber(),
        origin,
        nil,
        searchR,
        DOTA_UNIT_TARGET_TEAM_ENEMY,
        bit.bor(DOTA_UNIT_TARGET_HERO, DOTA_UNIT_TARGET_BASIC),
        DOTA_UNIT_TARGET_FLAG_NONE,
        FIND_ANY_ORDER,
        false
    )
    local hullFudge = 28
    for ____, u in ipairs(enemies) do
        do
            if not u or u:IsNull() or not u:IsAlive() then
                goto __continue27
            end
            local ep = GetGroundPosition(
                u:GetAbsOrigin(),
                nil
            )
            do
                local i = 0
                while i < slotCount do
                    local along = startDist + i * step
                    local slotPos = GetGroundPosition(origin + dir * along, nil)
                    if (ep - slotPos):Length2D() <= radius + hullFudge then
                        return true
                    end
                    i = i + 1
                end
            end
        end
        ::__continue27::
    end
    return false
end
function canHubCrossburstHitAnyEnemy(self, boss)
    local ab = abilities.hubCrossburst
    if not ab or ab:IsNull() then
        return false
    end
    local pickKv = ab:GetSpecialValueFor("spawn_pick_radius")
    local pick = pickKv > 0 and pickKv or 1500
    local startKv = ab:GetSpecialValueFor("ring_start_dist")
    local stepKv = ab:GetSpecialValueFor("ring_step")
    local countKv = ab:GetSpecialValueFor("ring_count")
    local countBonusKv = ab:GetSpecialValueFor("ring_count_phase_bonus")
    local radius = ab:GetSpecialValueFor("radius")
    local start = startKv > 0 and startKv or 90
    local step = stepKv > 0 and stepKv or 190
    local baseCnt = countKv > 0 and math.floor(countKv) or 7
    local perPh = countBonusKv > 0 and math.floor(countBonusKv) or 1
    local phase = getNevermoreCoilWavePhase(nil, boss)
    local cnt = math.max(1, baseCnt + (phase - 1) * perPh)
    local r = radius > 0 and radius or 165
    local armReach = start + math.max(0, cnt - 1) * step + r
    local searchR = pick + armReach + 250
    local enemies = FindUnitsInRadius(
        boss:GetTeamNumber(),
        boss:GetAbsOrigin(),
        nil,
        searchR,
        DOTA_UNIT_TARGET_TEAM_ENEMY,
        bit.bor(DOTA_UNIT_TARGET_HERO, DOTA_UNIT_TARGET_BASIC),
        DOTA_UNIT_TARGET_FLAG_NONE,
        FIND_ANY_ORDER,
        false
    )
    for ____, u in ipairs(enemies) do
        if u and not u:IsNull() and u:IsAlive() then
            return true
        end
    end
    return false
end
function debugLog(self, tag, message, throttle)
    if throttle == nil then
        throttle = 0.35
    end
    if not DEBUG_AI then
        return
    end
    local now = GameRules:GetGameTime()
    local nextAt = debugTagNextAt[tag] or 0
    if now < nextAt then
        return
    end
    debugTagNextAt[tag] = now + throttle
    print((("[NevermoreAI][" .. tag) .. "] ") .. message)
end
function NevermoreBossThink(self)
    if not IsServer() or not thisEntity or thisEntity:IsNull() then
        return 0.5
    end
    if not thisEntity:IsAlive() then
        return 0.5
    end
    if thisEntity:IsChanneling() then
        return 0.5
    end
    if thisEntity:GetOwner() ~= nil and thisEntity:GetOwner():IsRealHero() then
        return 0.5
    end
    local now = GameRules:GetGameTime()
    if now >= nextDebugStateAt then
        nextDebugStateAt = now + 1
        local ser = spellSeries and (spellSeries.kind .. "x") .. tostring(spellSeries.remaining) or "idle"
        debugLog(
            nil,
            "state",
            (((((("lock=" .. __TS__NumberToFixed(comboLockUntil - now, 2)) .. " target=") .. (cachedTarget and cachedTarget:GetUnitName() or "none")) .. " q=") .. tostring(queuedCoilCount)) .. " series=") .. ser,
            0.95
        )
    end
    if tryExecuteQueuedCoil(nil, now) then
        return 0.14
    end
    if now < comboLockUntil then
        return 0.14
    end
    local shouldRefreshTarget = now >= nextTargetSearchAt or not cachedTarget or cachedTarget:IsNull() or not cachedTarget:IsAlive() or (cachedTarget:GetAbsOrigin() - thisEntity:GetAbsOrigin()):Length2D() > HERO_ACQUIRE_RADIUS
    if shouldRefreshTarget then
        local enemies = FindUnitsInRadius(
            thisEntity:GetTeamNumber(),
            thisEntity:GetAbsOrigin(),
            nil,
            HERO_ACQUIRE_RADIUS,
            DOTA_UNIT_TARGET_TEAM_ENEMY,
            DOTA_UNIT_TARGET_HERO,
            DOTA_UNIT_TARGET_FLAG_NO_INVIS,
            FIND_CLOSEST,
            false
        )
        if #enemies == 0 then
            enemies = FindUnitsInRadius(
                thisEntity:GetTeamNumber(),
                thisEntity:GetAbsOrigin(),
                nil,
                HERO_ACQUIRE_RADIUS,
                DOTA_UNIT_TARGET_TEAM_ENEMY,
                DOTA_UNIT_TARGET_BASIC,
                DOTA_UNIT_TARGET_FLAG_NO_INVIS,
                FIND_CLOSEST,
                false
            )
        end
        local enemyHero = __TS__ArrayFind(
            enemies,
            function(____, unit) return unit:IsRealHero() and unit:IsAlive() end
        )
        cachedTarget = enemyHero or enemies[1]
        nextTargetSearchAt = now + (cachedTarget ~= nil and 0.55 or 1)
        debugLog(
            nil,
            "target",
            (("refresh enemies=" .. tostring(#enemies)) .. " chosen=") .. (cachedTarget ~= nil and cachedTarget:GetUnitName() or "none"),
            0.35
        )
    end
    local primaryTarget = cachedTarget
    if not primaryTarget then
        requiemCommitPending = false
        spellSeries = nil
        queuedCoilCount = 0
        queuedCoilInitial = 0
        queuedCoilSkipStreak = 0
        if tryIdleTripleCoilForward(nil, now) then
            return 0.14
        end
        return 0.25
    end
    if tryTimeWalkIntoCoilPattern(nil, primaryTarget, now) then
        return 0.14
    end
    if trySpellSeries(nil, primaryTarget, now) then
        return 0.14
    end
    if tryRequiemFromCenterPattern(nil, primaryTarget, now) then
        return 0.14
    end
    comboLockUntil = now + 0.18
    return 0.18
end
function tryIdleTripleCoilForward(self, now)
    if now < nextIdleTripleAt then
        return false
    end
    if not abilities.tripleCoil or not abilities.tripleCoil:IsFullyCastable() then
        return false
    end
    if thisEntity:HasModifier("modifier_boss_nevermore_time_walk") then
        return false
    end
    local pos = getBossForwardAimPoint(
        nil,
        thisEntity,
        RandomInt(280, 520)
    )
    if not tryCastPointAbility(nil, abilities.tripleCoil, pos, now) then
        return false
    end
    nextIdleTripleAt = now + 3.2
    comboLockUntil = now + 1
    debugLog(nil, "idle_triple", "no enemies — triple forward", 0.4)
    return true
end
function purgeDebugPrint(self, message)
    if DEBUG_NEVERMORE_PURGE then
        print("[NevermorePurge] " .. message)
    end
end
function removeAllModifiersFromUnit(self, unit)
    if not unit or unit:IsNull() then
        purgeDebugPrint(nil, "removeAllModifiersFromUnit: unit пустой")
        return
    end
    local unitLabel = "<?>"
    do
        pcall(function()
            unitLabel = unit:GetUnitName()
        end)
    end
    local startCount = unit:GetModifierCount()
    purgeDebugPrint(
        nil,
        (((("старт: " .. unitLabel) .. " ent=") .. tostring(unit:entindex())) .. " modifiers=") .. tostring(startCount)
    )
    local guard = 0
    local maxIterations = 400
    local logged = 0
    while unit:GetModifierCount() > 0 and guard < maxIterations do
        do
            guard = guard + 1
            local beforeCount = unit:GetModifierCount()
            local lastIdx = beforeCount - 1
            local name = unit:GetModifierNameByIndex(lastIdx)
            if name == nil or name == "" then
                purgeDebugPrint(
                    nil,
                    (("прервали: пустое имя по индексу " .. tostring(lastIdx)) .. ", count=") .. tostring(beforeCount)
                )
                break
            end
            if NEVERMORE_PURGE_SKIP_MODIFIER_NAMES[name] then
                local removedSkipped = false
                do
                    local i = lastIdx - 1
                    while i >= 0 do
                        do
                            local altName = unit:GetModifierNameByIndex(i)
                            if not altName or NEVERMORE_PURGE_SKIP_MODIFIER_NAMES[altName] then
                                goto __continue72
                            end
                            unit:RemoveModifierByName(altName)
                            removedSkipped = true
                            break
                        end
                        ::__continue72::
                        i = i - 1
                    end
                end
                if not removedSkipped then
                    purgeDebugPrint(
                        nil,
                        "стоп whitelist: остались только защищённые модификаторы, count=" .. tostring(beforeCount)
                    )
                    break
                end
                goto __continue69
            end
            if logged < PURGE_LOG_MAX_PER_CALL then
                purgeDebugPrint(
                    nil,
                    (((((("  #" .. tostring(guard)) .. " снятие: idx=") .. tostring(lastIdx)) .. " name=\"") .. name) .. "\" count до=") .. tostring(beforeCount)
                )
                logged = logged + 1
            elseif logged == PURGE_LOG_MAX_PER_CALL then
                purgeDebugPrint(
                    nil,
                    ("  … дальше без логов каждого шага (лимит " .. tostring(PURGE_LOG_MAX_PER_CALL)) .. ")"
                )
                logged = logged + 1
            end
            unit:RemoveModifierByName(name)
            local afterCount = unit:GetModifierCount()
            if afterCount >= beforeCount then
                purgeDebugPrint(
                    nil,
                    (((("СТОП: RemoveModifierByName не уменьшил список (движок не снял?) name=\"" .. name) .. "\" до=") .. tostring(beforeCount)) .. " после=") .. tostring(afterCount)
                )
                break
            end
        end
        ::__continue69::
    end
    local endCount = unit:GetModifierCount()
    if guard >= maxIterations then
        purgeDebugPrint(
            nil,
            (("ВНИМАНИЕ: достигнут лимит итераций " .. tostring(maxIterations)) .. ", осталось модификаторов: ") .. tostring(endCount)
        )
    end
    purgeDebugPrint(
        nil,
        ((((("конец цикла: снятий≈" .. tostring(guard)) .. ", осталось modifiers=") .. tostring(endCount)) .. " (") .. unitLabel) .. ")"
    )
end
function purgeAndPositionNevermoreForRequiem(self)
    local t0 = IsServer() and GameRules:GetGameTime() or 0
    local n0 = thisEntity:GetModifierCount()
    purgeDebugPrint(
        nil,
        (((("purgeAndPosition: до снятия time=" .. __TS__NumberToFixed(t0, 2)) .. " modifiers=") .. tostring(n0)) .. " requiemPending=") .. tostring(requiemCommitPending)
    )
    removeAllModifiersFromUnit(nil, thisEntity)
    local n1 = thisEntity:GetModifierCount()
    purgeDebugPrint(
        nil,
        "purgeAndPosition: после removeAll modifiers=" .. tostring(n1)
    )
    thisEntity:Purge(
        true,
        true,
        false,
        true,
        true
    )
    local n2 = thisEntity:GetModifierCount()
    purgeDebugPrint(
        nil,
        "purgeAndPosition: после Purge modifiers=" .. tostring(n2)
    )
    applyNevermoreRequiemGate(nil, thisEntity)
    local center = Entities:FindByName(nil, "nevermore_center_point")
    if center then
        debugLog(nil, "requiem", "teleport to nevermore_center_point", 0.2)
        FindClearSpaceForUnit(
            thisEntity,
            center:GetAbsOrigin(),
            true
        )
        local cp = center:GetAbsOrigin()
        purgeDebugPrint(
            nil,
            ((((("телепорт: nevermore_center_point ok pos=(" .. __TS__NumberToFixed(cp.x, 0)) .. ",") .. __TS__NumberToFixed(cp.y, 0)) .. ",") .. __TS__NumberToFixed(cp.z, 0)) .. ")"
        )
    else
        purgeDebugPrint(nil, "телепорт: сущность nevermore_center_point НЕ НАЙДЕНА на карте")
        debugLog(nil, "requiem", "center point not found", 1)
    end
    local req = abilities.requiem
    if req and not req:IsNull() then
        purgeDebugPrint(
            nil,
            (((((((("requiem ability: castable=" .. tostring(req:IsFullyCastable())) .. " channel=") .. tostring(req:GetChannelTime())) .. " cd=") .. __TS__NumberToFixed(
                req:GetCooldownTimeRemaining(),
                2
            )) .. " mana=") .. __TS__NumberToFixed(
                thisEntity:GetMana(),
                0
            )) .. "/") .. __TS__NumberToFixed(
                thisEntity:GetMaxMana(),
                0
            )
        )
    else
        purgeDebugPrint(nil, "requiem ability: отсутствует")
    end
end
function tryRequiemFromCenterPattern(self, target, now)
    if not abilities.requiem then
        return false
    end
    if not target or target:IsNull() or not target:IsAlive() then
        requiemCommitPending = false
        return false
    end
    local mandatoryRequiem = nevermoreNeedsMandatoryRequiem(nil, thisEntity)
    if not requiemCommitPending then
        if not mandatoryRequiem and now < nevermoreGetRequiemNextAiTime(nil) then
            return false
        end
        if not abilities.requiem:IsFullyCastable() then
            return false
        end
        local hpPct = thisEntity:GetHealthPercent()
        local allowByHp = hpPct <= 38
        local allowByRareRoll = RandomInt(1, 100) <= REQUIEM_RARE_ROLL_MAX
        if not mandatoryRequiem and not allowByHp and not allowByRareRoll then
            debugLog(
                nil,
                "requiem",
                ("skip rare ult (hp=" .. __TS__NumberToFixed(hpPct, 0)) .. "%)",
                2
            )
            return false
        end
        requiemCommitPending = true
        if mandatoryRequiem then
            debugLog(
                nil,
                "requiem",
                ("mandatory ult hp=" .. __TS__NumberToFixed(hpPct, 0)) .. "%",
                0.5
            )
        end
    end
    purgeAndPositionNevermoreForRequiem(nil)
    local castPosition = getAimInFrontOfPredictedTarget(nil, target, PREDICT_LEAD_SPELLS + 0.15, AIM_FORWARD_FIRST_CAST)
    if not tryCastPointAbility(nil, abilities.requiem, castPosition, now) then
        comboLockUntil = now + 0.12
        return true
    end
    requiemCommitPending = false
    debugLog(
        nil,
        "requiem",
        (("cast at " .. __TS__NumberToFixed(castPosition.x, 0)) .. ",") .. __TS__NumberToFixed(castPosition.y, 0),
        0.2
    )
    nevermoreBumpRequiemAiCooldown(nil)
    comboLockUntil = now + 1
    queuedCoilCount = 0
    queuedCoilInitial = 0
    spellSeries = nil
    seriesCooldownUntil = now + 2
    return true
end
function tryCastPointAbility(self, ability, position, now)
    if not ability or ability:IsNull() then
        debugLog(nil, "cast_fail", "ability missing", 0.5)
        return false
    end
    if not ability:IsFullyCastable() then
        debugLog(
            nil,
            "cast_fail",
            ability:GetAbilityName() .. " not castable",
            0.25
        )
        return false
    end
    if now < lastOrderAt + 0.12 then
        debugLog(
            nil,
            "cast_fail",
            ability:GetAbilityName() .. " blocked by order throttle",
            0.25
        )
        return false
    end
    ExecuteOrderFromTable({
        UnitIndex = thisEntity:entindex(),
        OrderType = DOTA_UNIT_ORDER_CAST_POSITION,
        AbilityIndex = ability:entindex(),
        Position = position
    })
    lastOrderAt = now
    debugLog(
        nil,
        "cast_ok",
        (((ability:GetAbilityName() .. " -> ") .. __TS__NumberToFixed(position.x, 0)) .. ",") .. __TS__NumberToFixed(position.y, 0),
        0.12
    )
    return true
end
function tryComputeTimeWalkJump(self, target)
    if not abilities.timeWalk then
        return nil
    end
    local bossPos = thisEntity:GetAbsOrigin()
    local predicted = getPredictedGroundPosition(nil, target, PREDICT_LEAD_TIME_WALK)
    local toPred = predicted - bossPos
    local distanceToPredicted = toPred:Length2D()
    if distanceToPredicted <= TIME_WALK_MIN_DISTANCE then
        return nil
    end
    local dir = distanceToPredicted < 1 and thisEntity:GetForwardVector() or toPred:Normalized()
    local standoff = RandomInt(TIME_WALK_STANDOFF_MIN, TIME_WALK_STANDOFF_MAX)
    local jumpPos = GetGroundPosition(predicted - dir * standoff, nil)
    local maxRange = abilities.timeWalk:GetCastRange(bossPos, nil)
    local toJump = jumpPos - bossPos
    local jumpLen = toJump:Length2D()
    if jumpLen > maxRange - 30 then
        jumpPos = GetGroundPosition(
            bossPos + toJump:Normalized() * math.max(50, maxRange - 40),
            nil
        )
    end
    return jumpPos
end
function tryTimeWalkIntoCoilPattern(self, target, now)
    if not abilities.timeWalk or not abilities.coilWave then
        return false
    end
    if now < aiNextCastAt.timeWalk or now < aiNextCastAt.coilWave then
        return false
    end
    if not abilities.timeWalk:IsFullyCastable() or not abilities.coilWave:IsFullyCastable() then
        return false
    end
    if thisEntity:HasModifier("modifier_boss_nevermore_time_walk") then
        return false
    end
    local jumpPos = tryComputeTimeWalkJump(nil, target)
    if not jumpPos then
        return false
    end
    local predictedForLog = getPredictedGroundPosition(nil, target, PREDICT_LEAD_TIME_WALK)
    local distBossToPred = (predictedForLog - thisEntity:GetAbsOrigin()):Length2D()
    if not tryCastPointAbility(nil, abilities.timeWalk, jumpPos, now) then
        return false
    end
    debugLog(
        nil,
        "time_walk",
        (("distToPred=" .. __TS__NumberToFixed(distBossToPred, 0)) .. " queuedCoils=") .. tostring(queuedCoilCount),
        0.2
    )
    aiNextCastAt.timeWalk = now + 3
    aiNextCastAt.coilWave = now + BETWEEN_CAST_GAP
    comboLockUntil = now + 0.7
    spellSeries = nil
    seriesCooldownUntil = now + 4
    queuedCoilCount = RandomInt(2, 3)
    queuedCoilInitial = queuedCoilCount
    queuedCoilAt = now + 0.55
    queuedCoilSkipStreak = 0
    return true
end
function trySpellSeries(self, target, now)
    if thisEntity:HasModifier("modifier_boss_nevermore_time_walk") then
        return false
    end
    if spellSeries == nil then
        if now < seriesCooldownUntil then
            return false
        end
        local kind = SERIES_ROTATION[seriesRotationIndex % #SERIES_ROTATION + 1]
        seriesRotationIndex = seriesRotationIndex + 1
        local count = kind == "triple" and RandomInt(SERIES_TRIPLE_MIN, SERIES_TRIPLE_MAX) or (kind == "wave" and RandomInt(SERIES_WAVE_MIN, SERIES_WAVE_MAX) or (kind == "beam" and RandomInt(SERIES_BEAM_MIN, SERIES_BEAM_MAX) or RandomInt(SERIES_CROSS_MIN, SERIES_CROSS_MAX)))
        local ____temp_2
        if kind == "triple" then
            ____temp_2 = abilities.tripleCoil
        else
            local ____temp_1
            if kind == "wave" then
                ____temp_1 = abilities.coilWave
            else
                local ____temp_0
                if kind == "beam" then
                    ____temp_0 = abilities.coilBeam
                else
                    ____temp_0 = abilities.hubCrossburst
                end
                ____temp_1 = ____temp_0
            end
            ____temp_2 = ____temp_1
        end
        local ab = ____temp_2
        if not ab then
            return false
        end
        spellSeries = {kind = kind, remaining = count, totalInSeries = count}
        debugLog(
            nil,
            "series",
            (("start " .. kind) .. " x") .. tostring(count),
            0.2
        )
    end
    local series = spellSeries
    if not series then
        return false
    end
    local ____temp_5
    if series.kind == "triple" then
        ____temp_5 = abilities.tripleCoil
    else
        local ____temp_4
        if series.kind == "wave" then
            ____temp_4 = abilities.coilWave
        else
            local ____temp_3
            if series.kind == "beam" then
                ____temp_3 = abilities.coilBeam
            else
                ____temp_3 = abilities.hubCrossburst
            end
            ____temp_4 = ____temp_3
        end
        ____temp_5 = ____temp_4
    end
    local ability = ____temp_5
    if not ability or not ability:IsFullyCastable() then
        debugLog(nil, "series", series.kind .. " not castable, wait", 0.3)
        comboLockUntil = now + 0.25
        return true
    end
    local castIndex = series.totalInSeries - series.remaining
    local forwardUnits = castIndex == 0 and AIM_FORWARD_FIRST_CAST or AIM_FORWARD_FOLLOW_CAST
    local anchor = getAimInFrontOfPredictedTarget(nil, target, PREDICT_LEAD_SPELLS, forwardUnits)
    local castPos = addCoilWaveAimJitter(nil, anchor, castIndex)
    if series.kind == "wave" and not canCoilWaveHitAnyEnemy(nil, thisEntity, castPos) then
        debugLog(nil, "series", "wave abort — никого в полосе, сбрасываем серию", 0.28)
        spellSeries = nil
        seriesCooldownUntil = now + 0.45
        comboLockUntil = now + 0.22
        return true
    end
    if series.kind == "beam" and not canCoilBeamHitAnyEnemy(nil, thisEntity, castPos) then
        debugLog(nil, "series", "beam abort — никого на луче, сбрасываем серию", 0.28)
        spellSeries = nil
        seriesCooldownUntil = now + 0.45
        comboLockUntil = now + 0.22
        return true
    end
    if series.kind == "cross" and not canHubCrossburstHitAnyEnemy(nil, thisEntity) then
        debugLog(nil, "series", "crossburst abort — врагов слишком далеко для зоны хаба", 0.28)
        spellSeries = nil
        seriesCooldownUntil = now + 0.45
        comboLockUntil = now + 0.22
        return true
    end
    if not tryCastPointAbility(nil, ability, castPos, now) then
        return false
    end
    series.remaining = series.remaining - 1
    debugLog(
        nil,
        "series",
        (series.kind .. " cast, left=") .. tostring(series.remaining),
        0.15
    )
    if series.remaining <= 0 then
        spellSeries = nil
        seriesCooldownUntil = now + BETWEEN_SERIES_PAUSE
        comboLockUntil = now + WITHIN_SERIES_GAP
        debugLog(
            nil,
            "series",
            ("end -> pause " .. tostring(BETWEEN_SERIES_PAUSE)) .. "s",
            0.2
        )
    else
        comboLockUntil = now + WITHIN_SERIES_GAP
    end
    return true
end
function tryExecuteQueuedCoil(self, now)
    if queuedCoilCount <= 0 or now < queuedCoilAt then
        return false
    end
    if not cachedTarget or cachedTarget:IsNull() or not cachedTarget:IsAlive() then
        debugLog(nil, "queued", "target invalid -> clear queue", 0.5)
        queuedCoilCount = 0
        queuedCoilInitial = 0
        queuedCoilSkipStreak = 0
        return false
    end
    if not abilities.coilWave or not abilities.coilWave:IsFullyCastable() then
        debugLog(nil, "queued", "coil not castable -> postpone", 0.35)
        queuedCoilAt = now + 0.2
        return false
    end
    local castIndex = queuedCoilInitial - queuedCoilCount
    local forwardUnits = castIndex == 0 and AIM_FORWARD_FIRST_CAST or AIM_FORWARD_FOLLOW_CAST
    local anchor = getAimInFrontOfPredictedTarget(nil, cachedTarget, PREDICT_LEAD_SPELLS, forwardUnits)
    local pos = addCoilWaveAimJitter(nil, anchor, castIndex)
    if not canCoilWaveHitAnyEnemy(nil, thisEntity, pos) then
        queuedCoilSkipStreak = queuedCoilSkipStreak + 1
        if queuedCoilSkipStreak >= MAX_QUEUED_COIL_SKIP_STREAK then
            debugLog(nil, "queued", "coil abort queue — нет целей в полосе слишком долго", 0.35)
            queuedCoilCount = 0
            queuedCoilInitial = 0
            queuedCoilSkipStreak = 0
            return false
        end
        debugLog(nil, "queued", "coil skip — никого в полосе, откладываем", 0.3)
        queuedCoilAt = now + 0.35
        return true
    end
    if not tryCastPointAbility(nil, abilities.coilWave, pos, now) then
        return false
    end
    queuedCoilSkipStreak = 0
    queuedCoilCount = queuedCoilCount - 1
    queuedCoilAt = now + BETWEEN_CAST_GAP
    aiNextCastAt.coilWave = math.max(aiNextCastAt.coilWave, now + BETWEEN_CAST_GAP)
    comboLockUntil = now + BETWEEN_CAST_GAP
    debugLog(
        nil,
        "queued",
        "coil fired, left=" .. tostring(queuedCoilCount),
        0.2
    )
    return true
end
abilities = {}
nextTargetSearchAt = 0
comboLockUntil = 0
queuedCoilAt = 0
queuedCoilCount = 0
queuedCoilInitial = 0
queuedCoilSkipStreak = 0
lastOrderAt = 0
seriesCooldownUntil = 0
SERIES_ROTATION = {"triple", "wave", "beam", "cross"}
seriesRotationIndex = 0
SERIES_TRIPLE_MIN = 2
SERIES_TRIPLE_MAX = 4
SERIES_WAVE_MIN = 2
SERIES_WAVE_MAX = 4
SERIES_BEAM_MIN = 2
SERIES_BEAM_MAX = 4
SERIES_CROSS_MIN = 1
SERIES_CROSS_MAX = 2
BETWEEN_SERIES_PAUSE = 1.6
BETWEEN_CAST_GAP = 1
WITHIN_SERIES_GAP = BETWEEN_CAST_GAP
TIME_WALK_MIN_DISTANCE = 2000
PREDICT_LEAD_SPELLS = 0.42
PREDICT_LEAD_TIME_WALK = 0.55
PREDICT_MAX_LEAD_UNITS = 480
HERO_ACQUIRE_RADIUS = 12000
COIL_JITTER_DIST_MIN = 60
COIL_JITTER_DIST_MAX = 200
COIL_JITTER_FOLLOW_MIN = 90
COIL_JITTER_FOLLOW_MAX = 260
AIM_FORWARD_FIRST_CAST = 100
AIM_FORWARD_FOLLOW_CAST = 50
MAX_QUEUED_COIL_SKIP_STREAK = 5
TIME_WALK_STANDOFF_MIN = 380
TIME_WALK_STANDOFF_MAX = 560
aiNextCastAt = {timeWalk = 0, tripleCoil = 0, coilWave = 0}
nextIdleTripleAt = 0
requiemCommitPending = false
DEBUG_AI = true
nextDebugStateAt = 0
debugTagNextAt = {}
registerEntityFunction(
    nil,
    "Spawn",
    function()
        if not IsServer() or not thisEntity then
            return
        end
        applyBossHudHealthBar(nil, thisEntity, BOSS_NEVERMORE_NAME_TOKEN)
        applyNevermorePhaseTerrorWave(nil, thisEntity)
        applyNevermoreRequiemGate(nil, thisEntity)
        thisEntity:AddNewModifier(
            thisEntity,
            getModifierSourceAbility(nil, thisEntity),
            modifier_boss_nevermore_debuff_immune.name,
            {}
        )
        nevermoreRegisterPhaseRequiemHook(
            nil,
            function()
                requiemCommitPending = false
                spellSeries = nil
                queuedCoilCount = 0
                queuedCoilInitial = 0
                queuedCoilSkipStreak = 0
                seriesCooldownUntil = GameRules:GetGameTime() + 2
            end
        )
        abilities.timeWalk = thisEntity:FindAbilityByName("boss_nevermore_time_walk") or nil
        abilities.requiem = thisEntity:FindAbilityByName("boss_nevermore_requiem_barrage") or nil
        abilities.tripleCoil = thisEntity:FindAbilityByName("boss_nevermore_triple_coil_aoe") or nil
        abilities.coilWave = thisEntity:FindAbilityByName("boss_nevermore_coil_wave") or nil
        abilities.coilBeam = thisEntity:FindAbilityByName("boss_nevermore_coil_beam") or nil
        abilities.hubCrossburst = thisEntity:FindAbilityByName("boss_nevermore_hub_crossburst") or nil
        thisEntity:SetContextThink("NevermoreBossThink", NevermoreBossThink, 0.25)
    end
)
REQUIEM_RARE_ROLL_MAX = 4
DEBUG_NEVERMORE_PURGE = true
PURGE_LOG_MAX_PER_CALL = 40
NEVERMORE_PURGE_SKIP_MODIFIER_NAMES = {[modifier_boss_nevermore_debuff_immune.name] = true, [modifier_boss_nevermore_phase_terror_wave.name] = true, [modifier_boss_nevermore_requiem_gate.name] = true, modifier_no_healthbar = true}
return ____exports