local ____lualib = require("lualib_bundle")
local __TS__Class = ____lualib.__TS__Class
local __TS__ClassExtends = ____lualib.__TS__ClassExtends
local __TS__Decorate = ____lualib.__TS__Decorate
local ____exports = {}
local ____difficulty_manager = require("difficulty_manager")
local Difficulty = ____difficulty_manager.Difficulty
local ____dota_ts_adapter = require("lib.dota_ts_adapter")
local BaseAbility = ____dota_ts_adapter.BaseAbility
local BaseModifier = ____dota_ts_adapter.BaseModifier
local BaseModifierMotionBoth = ____dota_ts_adapter.BaseModifierMotionBoth
local registerAbility = ____dota_ts_adapter.registerAbility
local registerModifier = ____dota_ts_adapter.registerModifier
--- Та же физика дуги, что у `frogmen_acid_jump` / `modifier_acid_blob_jump`.
local CONTRACT_HEAD_LEAP_MIN_HEIGHT_ABOVE_LOWEST = 400
local CONTRACT_HEAD_LEAP_MIN_HEIGHT_ABOVE_HIGHEST = 200
local CONTRACT_HEAD_LEAP_ACCELERATION_Z = 1500
local CONTRACT_HEAD_LEAP_MAX_HORIZONTAL_ACCELERATION = 1500
--- Пассивка контракта: прыжок дугой к точке, где стоял герой; урон только если к моменту приземления он не ушёл из зоны.
____exports.contract_head_leap = __TS__Class()
local contract_head_leap = ____exports.contract_head_leap
contract_head_leap.name = "contract_head_leap"
contract_head_leap.____file_path = "scripts/vscripts/abilities/creep/contract_head_leap.lua"
__TS__ClassExtends(contract_head_leap, BaseAbility)
function contract_head_leap.prototype.Precache(self, context)
    PrecacheResource("particle", "particles/generic_gameplay/generic_hit_blood.vpcf", context)
    PrecacheResource("particle", "particles/econ/events/darkmoon_2017/darkmoon_generic_aoe.vpcf", context)
    PrecacheResource("particle", "particles/econ/events/darkmoon_2017/darkmoon_calldown_marker_arrows.vpcf", context)
end
function contract_head_leap.prototype.GetIntrinsicModifierName(self)
    return "modifier_contract_head_leap_passive"
end
function contract_head_leap.prototype.showLeapPrecastVisuals(self, caster, strikeGround, damageRadius, warningDuration)
    if not IsServer() or warningDuration <= 0 then
        return
    end
    local groundPos = GetGroundPosition(strikeGround, nil)
    local r = math.max(1, damageRadius)
    local particleAoe = ParticleManager:CreateParticle("particles/econ/events/darkmoon_2017/darkmoon_generic_aoe.vpcf", PATTACH_CUSTOMORIGIN, nil)
    if particleAoe ~= nil then
        ParticleManager:SetParticleControl(particleAoe, 0, groundPos)
        ParticleManager:SetParticleControl(
            particleAoe,
            1,
            Vector(r, 0, 0)
        )
        ParticleManager:SetParticleControl(
            particleAoe,
            2,
            Vector(6, 0, 1)
        )
        ParticleManager:SetParticleControl(
            particleAoe,
            3,
            Vector(200, 0, 0)
        )
        ParticleManager:SetParticleControl(particleAoe, 4, groundPos)
        Timers:CreateTimer(
            warningDuration,
            function()
                ParticleManager:DestroyParticle(particleAoe, false)
                ParticleManager:ReleaseParticleIndex(particleAoe)
            end
        )
    end
    local casterPos = GetGroundPosition(
        caster:GetAbsOrigin(),
        nil
    )
    local particleArrow = ParticleManager:CreateParticle("particles/econ/events/darkmoon_2017/darkmoon_calldown_marker_arrows.vpcf", PATTACH_CUSTOMORIGIN, nil)
    if particleArrow ~= nil then
        ParticleManager:SetParticleControl(particleArrow, 0, casterPos)
        ParticleManager:SetParticleControl(particleArrow, 1, groundPos)
        ParticleManager:SetParticleControl(
            particleArrow,
            2,
            Vector(warningDuration, 0, 0)
        )
        Timers:CreateTimer(
            warningDuration,
            function()
                ParticleManager:DestroyParticle(particleArrow, false)
                ParticleManager:ReleaseParticleIndex(particleArrow)
            end
        )
    end
end
function contract_head_leap.prototype.performLeapLanding(self, heroEntIndex, strikeGround)
    if not IsServer() then
        return
    end
    local creep = self:GetCaster()
    if not creep or not IsValidEntity(creep) or not creep:IsAlive() then
        return
    end
    local hero = EntIndexToHScript(heroEntIndex)
    local hitRadius = math.max(
        0,
        self:GetSpecialValueFor("damage_radius")
    )
    local hpos = hero and IsValidEntity(hero) and hero:IsAlive() and hero:GetAbsOrigin() or nil
    local inZone = false
    if hpos ~= nil then
        local dx = hpos.x - strikeGround.x
        local dy = hpos.y - strikeGround.y
        inZone = math.sqrt(dx * dx + dy * dy) <= hitRadius
    end
    if hero and IsValidEntity(hero) and hero:IsAlive() and not hero:IsInvulnerable() and inZone then
        local scale = Difficulty:getNpcStatScale()
        local flatDamage = math.max(
            1,
            math.floor(self:GetSpecialValueFor("leap_damage") * scale + 0.5)
        )
        local pctFromAttack = math.max(
            0,
            self:GetSpecialValueFor("damage_from_attack_pct")
        )
        local avgAtk = creep:GetAverageTrueAttackDamage(hero)
        local fromAttack = math.floor(avgAtk * (pctFromAttack / 100) * scale + 0.5)
        local totalDamage = flatDamage + fromAttack
        ApplyDamage({
            victim = hero,
            attacker = creep,
            damage = totalDamage,
            damage_type = DAMAGE_TYPE_PHYSICAL,
            ability = self
        })
        local hitFx = ParticleManager:CreateParticle("particles/generic_gameplay/generic_hit_blood.vpcf", PATTACH_CUSTOMORIGIN, nil)
        ParticleManager:SetParticleControlEnt(
            hitFx,
            0,
            hero,
            PATTACH_POINT_FOLLOW,
            "attach_hitloc",
            hero:GetAbsOrigin(),
            true
        )
        ParticleManager:ReleaseParticleIndex(hitFx)
        EmitSoundOn("Hero_MonkeyKing.Spring.Channel", creep)
    end
end
contract_head_leap = __TS__Decorate(
    contract_head_leap,
    contract_head_leap,
    {registerAbility(nil)},
    {kind = "class", name = "contract_head_leap"}
)
____exports.contract_head_leap = contract_head_leap
____exports.modifier_contract_head_leap_passive = __TS__Class()
local modifier_contract_head_leap_passive = ____exports.modifier_contract_head_leap_passive
modifier_contract_head_leap_passive.name = "modifier_contract_head_leap_passive"
modifier_contract_head_leap_passive.____file_path = "scripts/vscripts/abilities/creep/contract_head_leap.lua"
__TS__ClassExtends(modifier_contract_head_leap_passive, BaseModifier)
function modifier_contract_head_leap_passive.prototype.____constructor(self, ...)
    BaseModifier.prototype.____constructor(self, ...)
    self.precastLockUntil = -1
end
function modifier_contract_head_leap_passive.prototype.IsHidden(self)
    return true
end
function modifier_contract_head_leap_passive.prototype.IsDebuff(self)
    return false
end
function modifier_contract_head_leap_passive.prototype.IsPurgable(self)
    return false
end
function modifier_contract_head_leap_passive.prototype.OnCreated(self)
    if not IsServer() then
        return
    end
    local ability = self:GetAbility()
    local interval = ability and math.max(
        0.35,
        ability:GetSpecialValueFor("leap_interval")
    ) or 2.4
    self:StartIntervalThink(interval)
end
function modifier_contract_head_leap_passive.prototype.OnRefresh(self)
    if not IsServer() then
        return
    end
    local ability = self:GetAbility()
    local interval = ability and math.max(
        0.35,
        ability:GetSpecialValueFor("leap_interval")
    ) or 2.4
    self:StartIntervalThink(interval)
end
function modifier_contract_head_leap_passive.prototype.OnIntervalThink(self)
    if not IsServer() then
        return
    end
    local parent = self:GetParent()
    local ability = self:GetAbility()
    if not ability or not IsValidEntity(parent) or not parent:IsAlive() or parent:IsStunned() or parent:IsHexed() then
        return
    end
    local now = GameRules:GetDOTATime(false, false)
    if now < self.precastLockUntil then
        return
    end
    local primary = parent:FindAbilityByName("contract_head_leap")
    if not primary or primary ~= ability then
        return
    end
    if parent:HasModifier("modifier_contract_head_leap_arc") then
        return
    end
    local radius = math.max(
        50,
        ability:GetSpecialValueFor("search_radius")
    )
    local heroes = FindUnitsInRadius(
        parent:GetTeamNumber(),
        parent:GetAbsOrigin(),
        nil,
        radius,
        DOTA_UNIT_TARGET_TEAM_ENEMY,
        DOTA_UNIT_TARGET_HERO,
        DOTA_UNIT_TARGET_FLAG_NONE,
        FIND_CLOSEST,
        false
    )
    local hero
    for ____, u in ipairs(heroes) do
        do
            if not u or not IsValidEntity(u) or not u:IsAlive() or not u:IsHero() then
                goto __continue28
            end
            if not u:IsRealHero() then
                goto __continue28
            end
            if u:IsInvulnerable() then
                goto __continue28
            end
            if u:GetUnitName() == "npc_homer" then
                goto __continue28
            end
            hero = u
            break
        end
        ::__continue28::
    end
    if not hero then
        return
    end
    local height = math.max(
        40,
        ability:GetSpecialValueFor("height_above_hero")
    )
    local strikeGround = GetGroundPosition(
        hero:GetAbsOrigin(),
        hero
    )
    local headPos = Vector(strikeGround.x, strikeGround.y, strikeGround.z + height)
    local warningTime = math.max(
        0,
        ability:GetSpecialValueFor("precast_warning_time")
    )
    local dmgRadius = math.max(
        1,
        ability:GetSpecialValueFor("damage_radius")
    )
    local arcPayload = {
        vLocX = headPos.x,
        vLocY = headPos.y,
        vLocZ = headPos.z,
        strikeX = strikeGround.x,
        strikeY = strikeGround.y,
        strikeZ = strikeGround.z,
        hero_ei = hero:entindex()
    }
    if warningTime > 0 then
        self.precastLockUntil = now + warningTime
        ability:showLeapPrecastVisuals(parent, strikeGround, dmgRadius, warningTime)
        local ____self = self
        Timers:CreateTimer(
            warningTime,
            function()
                ____self.precastLockUntil = -1
                if not IsServer() then
                    return
                end
                if not IsValidEntity(parent) or not parent:IsAlive() then
                    return
                end
                if parent:HasModifier("modifier_contract_head_leap_arc") then
                    return
                end
                local ab = parent:FindAbilityByName("contract_head_leap")
                if not ab then
                    return
                end
                parent:AddNewModifier(parent, ab, "modifier_contract_head_leap_arc", arcPayload)
            end
        )
    else
        parent:AddNewModifier(parent, ability, "modifier_contract_head_leap_arc", arcPayload)
    end
end
modifier_contract_head_leap_passive = __TS__Decorate(
    modifier_contract_head_leap_passive,
    modifier_contract_head_leap_passive,
    {registerModifier(nil)},
    {kind = "class", name = "modifier_contract_head_leap_passive"}
)
____exports.modifier_contract_head_leap_passive = modifier_contract_head_leap_passive
____exports.modifier_contract_head_leap_arc = __TS__Class()
local modifier_contract_head_leap_arc = ____exports.modifier_contract_head_leap_arc
modifier_contract_head_leap_arc.name = "modifier_contract_head_leap_arc"
modifier_contract_head_leap_arc.____file_path = "scripts/vscripts/abilities/creep/contract_head_leap.lua"
__TS__ClassExtends(modifier_contract_head_leap_arc, BaseModifierMotionBoth)
function modifier_contract_head_leap_arc.prototype.____constructor(self, ...)
    BaseModifierMotionBoth.prototype.____constructor(self, ...)
    self.bHorizontalMotionInterrupted = false
    self.flCurrentTimeHoriz = 0
    self.flCurrentTimeVert = 0
    self.flInitialVelocityZ = 0
    self.flPredictedTotalTime = 0
end
function modifier_contract_head_leap_arc.prototype.IsHidden(self)
    return true
end
function modifier_contract_head_leap_arc.prototype.IsPurgable(self)
    return false
end
function modifier_contract_head_leap_arc.prototype.RemoveOnDeath(self)
    return true
end
function modifier_contract_head_leap_arc.prototype.OnCreated(self, params)
    if not IsServer() then
        return
    end
    local parent = self:GetParent()
    local ability = self:GetAbility()
    if not parent or not ability then
        self:Destroy()
        return
    end
    local hx = params.hero_ei
    if hx == nil or hx == nil then
        self:Destroy()
        return
    end
    self.heroEntIndex = hx
    local sx = params.strikeX or parent:GetOrigin().x
    local sy = params.strikeY or parent:GetOrigin().y
    local sz = params.strikeZ or parent:GetOrigin().z
    self.strikeGround = Vector(sx, sy, sz)
    self.bHorizontalMotionInterrupted = false
    if not self:ApplyHorizontalMotionController() or not self:ApplyVerticalMotionController() then
        self:Destroy()
        return
    end
    self.vStartPosition = GetGroundPosition(
        parent:GetOrigin(),
        parent
    )
    self.flCurrentTimeHoriz = 0
    self.flCurrentTimeVert = 0
    local x = params.vLocX or parent:GetOrigin().x
    local y = params.vLocY or parent:GetOrigin().y
    local z = params.vLocZ or parent:GetOrigin().z
    self.vLoc = Vector(x, y, z)
    self.vLastKnownTargetPos = self.vLoc
    local duration = math.max(
        0.08,
        ability:GetSpecialValueFor("jump_duration")
    )
    local flDesiredHeight = CONTRACT_HEAD_LEAP_MIN_HEIGHT_ABOVE_LOWEST * duration * duration
    local flLowZ = math.min(self.vLastKnownTargetPos.z, self.vStartPosition.z)
    local flHighZ = math.max(self.vLastKnownTargetPos.z, self.vStartPosition.z)
    local flArcTopZ = math.max(flLowZ + flDesiredHeight, flHighZ + CONTRACT_HEAD_LEAP_MIN_HEIGHT_ABOVE_HIGHEST)
    local flArcDeltaZ = flArcTopZ - self.vStartPosition.z
    self.flInitialVelocityZ = math.sqrt(2 * flArcDeltaZ * CONTRACT_HEAD_LEAP_ACCELERATION_Z)
    local flDeltaZ = self.vLastKnownTargetPos.z - self.vStartPosition.z
    local flSqrtDet = math.sqrt(math.max(0, self.flInitialVelocityZ * self.flInitialVelocityZ - 2 * CONTRACT_HEAD_LEAP_ACCELERATION_Z * flDeltaZ))
    self.flPredictedTotalTime = math.max((self.flInitialVelocityZ + flSqrtDet) / CONTRACT_HEAD_LEAP_ACCELERATION_Z, (self.flInitialVelocityZ - flSqrtDet) / CONTRACT_HEAD_LEAP_ACCELERATION_Z)
    self.vHorizontalVelocity = (self.vLastKnownTargetPos - self.vStartPosition) / self.flPredictedTotalTime
    self.vHorizontalVelocity.z = 0
end
function modifier_contract_head_leap_arc.prototype.OnDestroy(self)
    if not IsServer() then
        return
    end
    local parent = self:GetParent()
    if parent ~= nil then
        parent:RemoveHorizontalMotionController(self)
        parent:RemoveVerticalMotionController(self)
    end
end
function modifier_contract_head_leap_arc.prototype.CheckState(self)
    return {[MODIFIER_STATE_STUNNED] = true, [MODIFIER_STATE_UNSELECTABLE] = true}
end
function modifier_contract_head_leap_arc.prototype.UpdateHorizontalMotion(self, me, dt)
    if not IsServer() then
        return
    end
    self.flCurrentTimeHoriz = math.min(self.flCurrentTimeHoriz + dt, self.flPredictedTotalTime)
    local t = self.flCurrentTimeHoriz / self.flPredictedTotalTime
    local vStartToTarget = self.vLastKnownTargetPos - self.vStartPosition
    local vDesiredPos = self.vStartPosition + vStartToTarget * t
    local vOldPos = me:GetOrigin()
    local vToDesired = vDesiredPos - vOldPos
    vToDesired.z = 0
    local vDesiredVel = vToDesired / dt
    local vVelDif = vDesiredVel - self.vHorizontalVelocity
    local flVelDif = vVelDif:Length2D()
    vVelDif = vVelDif:Normalized()
    local flVelDelta = math.min(flVelDif, CONTRACT_HEAD_LEAP_MAX_HORIZONTAL_ACCELERATION)
    self.vHorizontalVelocity = self.vHorizontalVelocity + vVelDif * flVelDelta * dt
    local vNewPos = vOldPos + self.vHorizontalVelocity * dt
    me:SetOrigin(vNewPos)
end
function modifier_contract_head_leap_arc.prototype.UpdateVerticalMotion(self, me, dt)
    if not IsServer() then
        return
    end
    self.flCurrentTimeVert = self.flCurrentTimeVert + dt
    local bGoingDown = -CONTRACT_HEAD_LEAP_ACCELERATION_Z * self.flCurrentTimeVert + self.flInitialVelocityZ < 0
    local vNewPos = me:GetOrigin()
    vNewPos.z = self.vStartPosition.z + (-0.5 * CONTRACT_HEAD_LEAP_ACCELERATION_Z * self.flCurrentTimeVert * self.flCurrentTimeVert + self.flInitialVelocityZ * self.flCurrentTimeVert)
    local flGroundHeight = GetGroundHeight(
        vNewPos,
        self:GetParent()
    )
    local bLanded = false
    if vNewPos.z < flGroundHeight and bGoingDown then
        vNewPos.z = flGroundHeight
        bLanded = true
    end
    me:SetOrigin(vNewPos)
    if bLanded then
        if not self.bHorizontalMotionInterrupted then
            local ability = self:GetAbility()
            if ability then
                ability:performLeapLanding(self.heroEntIndex, self.strikeGround)
            end
        end
        self:Destroy()
    end
end
function modifier_contract_head_leap_arc.prototype.OnHorizontalMotionInterrupted(self)
    if not IsServer() then
        return
    end
    self.bHorizontalMotionInterrupted = true
end
function modifier_contract_head_leap_arc.prototype.OnVerticalMotionInterrupted(self)
    if not IsServer() then
        return
    end
    self:Destroy()
end
function modifier_contract_head_leap_arc.prototype.DeclareFunctions(self)
    return {MODIFIER_PROPERTY_OVERRIDE_ANIMATION}
end
function modifier_contract_head_leap_arc.prototype.GetOverrideAnimation(self)
    return ACT_DOTA_CAST_ABILITY_1
end
modifier_contract_head_leap_arc = __TS__Decorate(
    modifier_contract_head_leap_arc,
    modifier_contract_head_leap_arc,
    {registerModifier(nil)},
    {kind = "class", name = "modifier_contract_head_leap_arc"}
)
____exports.modifier_contract_head_leap_arc = modifier_contract_head_leap_arc
return ____exports