feat: ✨ IssueToolbar 구현 (#27)

iOS/issue-tracker/issue-tracker/Controller/IssueToolbar.swift

@@ -0,0 +1,64 @@
+//
+//  IssueToolbar.swift
+//  issue-tracker
+//
+//  Created by 양준혁 on 2021/06/11.
+//
+
+import UIKit
+
+class IssueToolbar: UIToolbar {
+
+    let checkBoxBarButtonItem: UIBarButtonItem = {
+        var item = UIBarButtonItem()
+        item.image = UIImage(systemName: "checkmark.circle")
+
+        return item
+    }()
+
+    let closeIssueBarButtonItem: UIBarButtonItem = {
+        var item = UIBarButtonItem()
+        item.image = UIImage(systemName: "archivebox")
+        return item
+    }()
+
+    let labelBarButtonItem: UIBarButtonItem = {
+        var item = UIBarButtonItem()
+        item.title = "이슈를 선택하세요"
+        item.isEnabled = false
+        return item
+    }()
+
+    let flexibleBarButtonItem: UIBarButtonItem = {
+        var item = UIBarButtonItem(barButtonSystemItem: .flexibleSpace, target: nil, action: nil)
+        return item
+    }()
+
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        setToolbar()
+    }
+
+    required init?(coder: NSCoder) {
+        super.init(coder: coder)
+        setToolbar()
+    }
+
+    func setToolbar() {
+        let items = [checkBoxBarButtonItem, flexibleBarButtonItem, labelBarButtonItem, flexibleBarButtonItem, closeIssueBarButtonItem]
+        setItems(items, animated: false)
+
+    }
+
+    func setCheckMode(count: Int) {
+        checkBoxBarButtonItem.image = UIImage(systemName: "checkmark.circle")
+        labelBarButtonItem.title = "\(count)개의 이슈가 선택됨"
+        labelBarButtonItem.tintColor = .black
+    }
+
+    func setUncheckMode() {
+        checkBoxBarButtonItem.image = UIImage(systemName: "checkmark.circle.fill")
+        labelBarButtonItem.title = "이슈를 선택하세요"
+        labelBarButtonItem.tintColor = .lightGray
+    }
+}