은행창구 매니저 [Step3] 토이, 쥬봉이

BankManager/Sources/BankManager/Model/BankManager.swift

@@ -9,9 +9,28 @@ public struct BankManager<BankClerk: CustomerReceivable> {
         customerQueue.enqueue(customer)
     }
 
-    public func assignCustomer(to bankClerk: BankClerk) {
-        while let customer = customerQueue.dequeue() as? BankClerk.Customer {
-            bankClerk.receive(customer: customer)
+    public func assignCustomer(to bankClerk: [Banking: BankClerk]) {
+        let group = DispatchGroup()
+        let semaphore = DispatchSemaphore(value: 2)
+        let depositQueue = DispatchQueue(label: "depositQueue", attributes: .concurrent)
+        let loanQeueue = DispatchQueue(label: "loanQueue")
+
+        while let customer = customerQueue.dequeue() as? BankClerk.Customer,
+              let banking = customer.banking {
+            switch banking {
+            case .deposit:
+                depositQueue.async(group: group) {
+                    semaphore.wait()
+                    bankClerk[banking]?.receive(customer: customer)
+                    semaphore.signal()
+                }
+            case .loan:
+                loanQeueue.async(group: group) {
+                    bankClerk[banking]?.receive(customer: customer)
+                }
+            }
         }
+
+        group.wait()
     }
 }

BankManager/Sources/BankManager/Model/Banking.swift

@@ -0,0 +1,11 @@
+//
+//  Banking.swift
+//
+//
+//  Created by jyubong, Toy on 11/22/23.
+//
+
+public enum Banking: String, CaseIterable {
+    case deposit = "예금"
+    case loan = "대출"
+}

BankManager/Sources/BankManager/Protocol/CustomerNumbering.swift

@@ -1,3 +1,4 @@
 public protocol CustomerNumbering {
     var number: UInt { get }
+    var banking: Banking? { get }
 }

BankManagerConsoleApp/BankManagerConsoleApp/Model/Bank.swift

@@ -10,7 +10,7 @@ import BankManager
 
 struct Bank: BankBusinesable {
     private let bankManager = BankManager<BankClerk>()
-    private let bankClerk = BankClerk()
+    private let bankClerks: [Banking: BankClerk] = [.deposit: BankClerk(work: .deposit), .loan: BankClerk(work: .loan)]
     private let customerNumber: UInt
 
     init(customerNumber: UInt) {
@@ -22,7 +22,7 @@ struct Bank: BankBusinesable {
 
         let startTime = CFAbsoluteTimeGetCurrent()
 
-        bankManager.assignCustomer(to: bankClerk)
+        bankManager.assignCustomer(to: bankClerks)
 
         let finishTime = CFAbsoluteTimeGetCurrent() - startTime
         let time = String(format: "%.2f", finishTime)

BankManagerConsoleApp/BankManagerConsoleApp/Model/BankClerk.swift

@@ -8,20 +8,29 @@ import Foundation
 import BankManager
 
 struct BankClerk: CustomerReceivable {
-    private let pace = 0.7
+    private let work: Banking
+    private var pace: Double {
+        switch work {
+        case .deposit:
+            return 0.7
+        case .loan:
+            return 1.1
+        }
+    }
     private let startWork: (String) -> Void
     private let endWork: (String) -> Void
 
-    init(startWork: @escaping (String) -> Void = { print($0) }, endWork: @escaping (String) -> Void = { print($0) }) {
+    init(work: Banking, startWork: @escaping (String) -> Void = { print($0) }, endWork: @escaping (String) -> Void = { print($0) }) {
+        self.work = work
         self.startWork = startWork
         self.endWork = endWork
     }
 
     func receive(customer: Customer) {
         let number = customer.number
 
-        startWork("\(number)번 고객 업무 시작")
+        startWork("\(number)번 고객 \(work.rawValue)업무 시작")
         Thread.sleep(forTimeInterval: pace)
-        endWork("\(number)번 고객 업무 종료")
+        endWork("\(number)번 고객 \(work.rawValue)업무 종료")
     }
 }

BankManagerConsoleApp/BankManagerConsoleApp/Model/Customer.swift

@@ -9,4 +9,5 @@ import BankManager
 
 struct Customer: CustomerNumbering {
     let number: UInt
+    let banking = Banking.allCases.randomElement()
 }

README.md

@@ -1,6 +1,74 @@
-## iOS 커리어 스타터 캠프
+# 💰 은행창구 매니저
+은행에서 여러명의 은행원이 동시에 고객의 업무를 나누어 처리하는 앱
 
-### 은행 매니저 프로젝트 저장소
+---
+## 🔎 목차
+- [팀원](#-팀원)
+- [타임라인](#-타임라인)
+- [UML](#-UML)
+- [실행 화면](#-실행-화면)
+- [트러블 슈팅](#-트러블-슈팅)
+- [참고 링크](#-참고-링크)
 
-- 이 저장소를 자신의 저장소로 fork하여 프로젝트를 진행합니다
+---
+## 👥 팀원
+|쥬봉이🐱|토이🐶|
+|---|---|
+|<img src="https://avatars.githubusercontent.com/u/126065608?v=4" width="200" height="200">|<img src="https://avatars.githubusercontent.com/u/123448121?v=4" width="200" height="200">|
+|[쥬봉 GitHub](https://github.com/jyubong)|[토이 GitHub](https://github.com/DevWooHyeon)|
 
+
+## 📅 타임라인
+|날짜|내용|
+|------|---|
+|23.11.13|- 공식문서 등 각자 공부|
+|23.11.14|- Queue, LinkedList 구현 <br> - Queue UnitTest|
+|23.11.15|- SPM <br> - SPM내 Protocol 및 BankManager 구현 <br> - Console App내 protocol을 채택한 실제 타입 구현|
+|23.11.16|- ConsoleManager 구현|
+|23.11.17|- 코드 리팩토링 <br> - BankClerk을 test에 용이하도록 수정(클로저 주입)|
+|23.11.20 ~ 23.11.21|- concurrency programming 공부(GCD, Operation 등)|
+|23.11.22|- GCD로 3명의 은행원이 비동기적으로 업무를 처리하도록 구현 |
+|23.11.23|- 은행원수만큼 스레드 제한하는 방법, DispatchQueue와 OperationQueue 비교 등 피드백 받은 부분 공부|
+|23.11.24|- ReadMe 작성 |
+
+## 👀 UML
+
+
+## 💻 실행 화면
+| 첫번째 은행개점 | 두번째 은행개점 + 종료 |
+| -------- | -------- | 
+| ![gcd1](https://hackmd.io/_uploads/BkB-_2TN6.gif) | ![gcd2](https://hackmd.io/_uploads/r1imu2pNa.gif) |
+
+
+## 🔥 트러블 슈팅
+
+
+
+## 📚 참고 링크
+[애플공식문서 - Protocols](https://docs.swift.org/swift-book/documentation/the-swift-programming-language/protocols/)   
+[애플공식문서 - Generics](https://docs.swift.org/swift-book/documentation/the-swift-programming-language/generics)   
+[애플공식문서 - Dispatch](https://developer.apple.com/documentation/DISPATCH)   
+[애플공식문서 - Operation](https://developer.apple.com/documentation/foundation/operation)   
+[애플공식문서 - OperationQueue](https://developer.apple.com/documentation/foundation/operationqueue)   
+[야곰닷넷 Concurrency](https://yagom.net/courses/%eb%8f%99%ec%8b%9c%ec%84%b1-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%98%eb%b0%8d-concurrency-programming/)   
+
+
+---
+### 팀 회고
+<details>
+<summary>우리팀이 잘한 점</summary>
+
+
+</details>
+
+<details>
+<summary>우리팀이 개선할 점</summary>
+
+
+</details>
+
+<details>
+<summary>서로에게 피드백</summary>
+
+
+</details>