static method spawnUnit takes nothing returns unit
            local integer r
            local unit u = null
            
            if .count > 0 then
                set r = GetRandomInt(1, .count) - 1 // 0...1...2 
                set u = CreateUnit(Player(0), .typeUnits[r], 0, 0, bj_UNIT_FACING)
                
                set .countUnits[r] = .countUnits[r] - 1
                
                if .countUnits[r] == 0 then
                    set .typeUnits[r] = typeUnits[.count - 1]
                    set .countUnits[r] = .countUnits[.count - 1]
                    set .count = .count - 1
                endif
            endif
            
            return u
endmethod

struct xWave
        static constant integer MAX_UNIT_ON_MAP = 5
        
        private static integer countSpawn = 0
        private static integer countDead = 0
        private static integer countAll = 0
        private static integer countMap = 0
        private static integer array typeUnits
        private static integer array countUnits
        private static integer array countMaps
        private static timer t = CreateTimer()
        
        static method spawnUnit takes nothing returns unit
            local integer r
            local unit u = null
            
            if .countSpawn > 0 and .countMap < MAX_UNIT_ON_MAP then
                set r = GetRandomInt(1, .countSpawn) - 1 // 0...1...2 
                set u = CreateUnit(Player(0), .typeUnits[r], 0, 0, bj_UNIT_FACING)
                
                set .countUnits[r] = .countUnits[r] - 1
                set .countMap = .countMap + 1
                
                if .countUnits[r] == 0 then
                    set .typeUnits[r] = typeUnits[.countSpawn - 1]
                    set .countUnits[r] = .countUnits[.countSpawn - 1]
                    set .countSpawn = .countSpawn - 1
                endif
                
                if .countSpawn == 0 then
                    call end()
                endif
            endif
            
            return u
        endmethod
        
        static method createUnit takes integer t, integer c returns nothing
            set .typeUnits[.countSpawn] = t
            set .countUnits[.countSpawn] = c
            set .countAll = .countAll + c
            set .countSpawn = .countSpawn + 1
        endmethod
        
        static method update takes nothing returns nothing
            local unit u = spawnUnit()
            if not(u == null) then
                call SetUnitPosition(u, 0, 0)
                call SetUnitOwner(u, Player(PLAYER_NEUTRAL_AGGRESSIVE), true)
            endif
            set u = null
        endmethod
        
        static method start takes nothing returns nothing
            if .countSpawn == 0 or .countAll == 0 then
                debug call DisplayTextToPlayer(GetLocalPlayer(), 0, 0, "[ОШИБКА] Нельзя стартовать волны без войска")
                return
            endif
            call update()
            call TimerStart(t, 100/(.countAll*2), true, function thistype.update)
        endmethod
        
        static method end takes nothing returns nothing
            set .countSpawn = 0
            set .countDead = 0
            set .countAll = 0
            set .countMap = 0
            call PauseTimer(t)
        endmethod
    endstruct