From a1e387813c494a0a0287c01e9afa0fdc8d4b803e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=ED=95=B4=EC=8B=9C?=
 <67777523+EmilyCh0@users.noreply.github.com>
Date: Thu, 20 Jul 2023 15:14:08 +0900
Subject: [PATCH] =?UTF-8?q?[AN/STAFF]=20fix:=20=EC=B9=B4=EB=A9=94=EB=9D=BC?=
 =?UTF-8?q?=20=EA=B6=8C=ED=95=9C=20=EC=9A=94=EC=B2=AD(#77)=20(#80)?=
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* fix: 카메라 권한 요청 구현

* style: 문자열 리소스 name 수정

* refactor: 코틀린 컬렉션 api로 리펙토링
---
 .../app/src/main/AndroidManifest.xml          |  5 +++
 .../extension/ActivityExtension.kt            |  8 +++++
 .../TicketValidationActivity.kt               | 34 +++++++++++++++++--
 .../app/src/main/res/values/strings.xml       |  5 +++
 4 files changed, 50 insertions(+), 2 deletions(-)
 create mode 100644 android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/extension/ActivityExtension.kt

diff --git a/android/festago-staff/app/src/main/AndroidManifest.xml b/android/festago-staff/app/src/main/AndroidManifest.xml
index 2ec8f96df..aa8d87037 100644
--- a/android/festago-staff/app/src/main/AndroidManifest.xml
+++ b/android/festago-staff/app/src/main/AndroidManifest.xml
@@ -2,7 +2,12 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
 
+    <uses-feature
+        android:name="android.hardware.camera"
+        android:required="false" />
+
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.CAMERA" />
 
     <application
         android:allowBackup="true"
diff --git a/android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/extension/ActivityExtension.kt b/android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/extension/ActivityExtension.kt
new file mode 100644
index 000000000..97764ea19
--- /dev/null
+++ b/android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/extension/ActivityExtension.kt
@@ -0,0 +1,8 @@
+package com.festago.festagostaff.presentation.extension
+
+import android.app.Activity
+import android.widget.Toast
+
+fun Activity.showToast(message: String, duration: Int = Toast.LENGTH_SHORT) {
+    Toast.makeText(this, message, duration).show()
+}
diff --git a/android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/ui/ticketvalidation/TicketValidationActivity.kt b/android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/ui/ticketvalidation/TicketValidationActivity.kt
index b0e84a40d..d0e6dd5d8 100644
--- a/android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/ui/ticketvalidation/TicketValidationActivity.kt
+++ b/android/festago-staff/app/src/main/java/com/festago/festagostaff/presentation/ui/ticketvalidation/TicketValidationActivity.kt
@@ -1,15 +1,21 @@
 package com.festago.festagostaff.presentation.ui.ticketvalidation
 
+import android.Manifest
 import android.content.Context
 import android.content.Intent
+import android.content.pm.PackageManager.PERMISSION_DENIED
+import android.content.pm.PackageManager.PERMISSION_GRANTED
 import android.os.Bundle
 import android.view.KeyEvent
-import android.widget.Toast
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
+import com.festago.festagostaff.R
 import com.festago.festagostaff.data.RetrofitClient
 import com.festago.festagostaff.data.repository.TicketDefaultRepository
 import com.festago.festagostaff.databinding.ActivityTicketValidationBinding
+import com.festago.festagostaff.presentation.extension.showToast
 import com.google.zxing.BarcodeFormat
 import com.journeyapps.barcodescanner.BarcodeCallback
 import com.journeyapps.barcodescanner.DefaultDecoderFactory
@@ -28,7 +34,7 @@ class TicketValidationActivity : AppCompatActivity() {
 
     private val barcodeCallback = BarcodeCallback { result ->
         if (result.text == null) {
-            Toast.makeText(this, "No content", Toast.LENGTH_SHORT).show()
+            showToast(getString(R.string.ticket_validation_toast_no_content))
             return@BarcodeCallback
         }
         if (!vm.isLatestCode(result.text)) {
@@ -40,6 +46,7 @@ class TicketValidationActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
 
         initBinding()
+        checkPermission(Manifest.permission.CAMERA, CAMERA_PERMISSION_CODE)
     }
 
     private fun initBinding() {
@@ -69,7 +76,30 @@ class TicketValidationActivity : AppCompatActivity() {
         return binding.dbvScanner.onKeyDown(keyCode, event) || super.onKeyDown(keyCode, event)
     }
 
+    private fun checkPermission(permission: String, requestCode: Int) {
+        if (ContextCompat.checkSelfPermission(this, permission) == PERMISSION_DENIED) {
+            ActivityCompat.requestPermissions(this, arrayOf(permission), requestCode)
+        }
+    }
+
+    override fun onRequestPermissionsResult(
+        requestCode: Int,
+        permissions: Array<out String>,
+        grantResults: IntArray,
+    ) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
+        if (requestCode == CAMERA_PERMISSION_CODE) {
+            if (grantResults.getOrNull(0) == PERMISSION_GRANTED) {
+                showToast(getString(R.string.ticket_validation_toast_camera_permission_granted))
+            } else {
+                showToast(getString(R.string.ticket_validation_toast_camera_permission_denied))
+            }
+        }
+    }
+
     companion object {
+        private const val CAMERA_PERMISSION_CODE = 111
+
         fun getIntent(context: Context): Intent {
             return Intent(context, TicketValidationActivity::class.java)
         }
diff --git a/android/festago-staff/app/src/main/res/values/strings.xml b/android/festago-staff/app/src/main/res/values/strings.xml
index e88c23bac..b89859c45 100644
--- a/android/festago-staff/app/src/main/res/values/strings.xml
+++ b/android/festago-staff/app/src/main/res/values/strings.xml
@@ -2,4 +2,9 @@
     <string name="app_name">festago-staff</string>
     <string name="main_btn_check_ticket">티켓 검사</string>
     <string name="main_label_staff">STAFF</string>
+
+    <!-- Strings related to ticket validation -->
+    <string name="ticket_validation_toast_camera_permission_granted">카메라 권한이 허용되었습니다.</string>
+    <string name="ticket_validation_toast_camera_permission_denied">카메라 권한을 거부했습니다.</string>
+    <string name="ticket_validation_toast_no_content">No content</string>
 </resources>