package Ġnet . oned aybe ard . kot ux ; Ċ Ċ import Ġnet . oned aybe ard . kot ux . util . try Lock Ċ import Ġjava . util . concurrent . locks . Re entrant Lock Ċ import Ġkotlin . concurrent . with Lock Ċ Ċ class ĠK ot ux < S >( initial : ĠS , ĊĠĠĠĠĠĠĠĠĠĠĠĠĠĠ Ġoverride Ġval Ġreducer : ĠRed ucer < S >, ĊĠĠĠĠĠĠĠĠĠĠĠĠĠĠ Ġmiddleware : ĠList < Middleware < S >>, ĊĠĠĠĠĠĠĠĠĠĠĠĠĠĠ Ġdispatcher : ĠDispatcher < S > Ġ= ĠStd Dispatcher ( middleware ), ĊĠĠĠĠĠĠĠĠĠĠĠĠĠĠ Ġinter medi ator : ĠInter medi ator < S > Ġ= ĠStd Inter medi ator ( middleware ), ĊĠĠĠĠĠĠĠĠĠĠĠĠĠĠ Ġnot ifier : ĠSubscription er < S > Ġ= ĠStd Subscription er ()) Ġ: ĊĊĉ ĉ Store < S >, Ċĉ ĉ Dispatcher < S > Ġby Ġdispatcher , Ċĉ ĉ Inter medi ator < S > Ġby Ġinter medi ator , Ċĉ ĉ Subscription er < S > Ġby Ġnot ifier Ġ{ ĊĊĊ ĉ override Ġvar Ġstate : ĠS Ġ= Ġinitial Ċĉ ĉ private Ġset ĊĊ ĉ private Ġval Ġactions Ġ= Ġmutable ListOf < Action >() Ċ ĉ private Ġval Ġnext Actions Ġ= Ġmutable ListOf < Action >() ĊĊ ĉ val Ġdispatch Lock Ġ= ĠRe entrant Lock () Ċ ĉ val Ġnext Dispatch Lock Ġ= ĠRe entrant Lock () ĊĊ ĉ override Ġfun Ġdispatch ( action : ĠAction ) Ġ{ Ċĉ ĉ next Dispatch Lock . with Lock Ġ{ Ġnext Actions . add ( action ) Ġ} Ċĉ ĉ dispatch Lock . try Lock ({ Ċĉĉ ĉ do Ġ{ Ċĉĉĉ ĉ val Ġhas More Actions Ġ= Ġdispatch Batch () Ċĉĉ ĉ } Ġwhile Ġ( hasMore Actions ) Ċĉ ĉ }, Ġ{}) Ċ ĉ } ĊĊ ĉ private Ġfun Ġdispatch Batch () Ġ: ĠBoolean Ġ{ Ċĉ ĉ next Dispatch Lock . with Lock Ġ{ Ċĉĉ ĉ actions . addAll ( next Actions ) Ċĉĉ ĉ next Actions . clear () Ċĉ ĉ } ĊĊĉ ĉ for Ġ( current Action Ġin Ġactions ) Ġ{ Ċĉĉ ĉ dispatch ( this , Ġcurrent Action )?. let Ġ{ Ġaction Ġ-> Ċĉĉĉ ĉ state Ġ= Ġreducer . reduce ( state , Ġaction ) Ċĉĉ ĉ } Ċĉ ĉ } ĊĊĉ ĉ actions . clear () Ċĉ ĉ update Sub scribers ( state ) ĊĊĉ ĉ return Ġnext Dispatch Lock . with Lock Ġ{ Ġnext Actions . isNotEmpty () Ġ} Ċ ĉ } Ċ } ĊĊ Ċ class ĠStd Subscription er < S >( val Ġsubscribers : ĠMutable List < Subscriber < S >> Ġ= Ġmutable ListOf ()) Ġ: Ċ ĉ Subscription er < S > Ġ{ ĊĊ ĉ override Ġfun Ġsubscribe ( subscriber : ĠSubscriber < S >): ĠSubscriber < S > Ġ{ Ċĉ ĉ subscribers . add ( subscriber ) Ċĉ ĉ return Ġsubscriber Ċ ĉ } ĊĊ ĉ override Ġfun Ġsubscribe ( function : Ġ( S ) Ġ-> ĠUnit ): ĠSubscriber < S > Ġ{ Ċĉ ĉ return Ġsubscribe ( Subscriber ( function )) Ċ ĉ } ĊĊ ĉ override Ġfun Ġremove ( subscriber : ĠSubscriber < S >) Ġ: ĠBoolean Ġ{ Ċĉ ĉ return Ġsubscribers . remove ( subscriber ) Ċ ĉ } ĊĊ ĉ override Ġfun Ġupdate Sub scribers ( state : ĠS ): ĠUnit Ġ{ Ċĉ ĉ subscribers . forEach Ġ{ Ġit . on StateChange ( state ) Ġ} Ċ ĉ } Ċ } Ċ Ċ class ĠStd Inter medi ator < S >( override Ġval Ġmiddle wares : ĠList < Middleware < S >>) Ġ: ĠInter medi ator < S > Ġ{ Ċ ĉ override Ġfun Ġmiddleware ByName ( name : ĠString ): ĠMiddleware < S > Ġ{ Ċ // ĉ ĉ return Ġmiddle wares . first { Ġit . name Ġ== Ġname Ġ} Ċĉ ĉ return Ġmiddle wares [ 0 ] Ċ ĉ } Ċ } Ċ Ċ class ĠStd Dispatcher < S >( val Ġmiddle wares : ĠList < Middleware < S >>) Ġ: ĠDispatcher < S > Ġ{ Ċ ĉ override Ġfun Ġdispatch ( store : ĠStore < S >, Ġaction : ĠAction ): ĠAction ? Ġ{ Ċĉ ĉ var Ġa : ĠAction Ġ= Ġaction Ċĉ ĉ for Ġ( mw Ġin Ġmiddle wares ) Ċĉĉ ĉ a Ġ= Ġmw . dispatch ( store , Ġa ) Ġ?: Ġreturn Ġnull ĊĊĉ ĉ return Ġa Ċ ĉ } Ċ } Ċ