Merge pull request #227 from MaximeZmt/jwen/qr-code-generator

Jwen/qr code generator

app/build.gradle

@@ -101,7 +101,7 @@ dependencies {
     implementation 'de.hdodenhof:circleimageview:3.1.0'
     implementation 'androidx.recyclerview:recyclerview:1.2.1'
     implementation 'androidx.appcompat:appcompat:1.4.1'
-    implementation 'com.google.android.gms:play-services-auth:20.1.0'
+    implementation 'com.google.android.gms:play-services-auth:20.2.0'
     implementation ('com.github.bumptech.glide:glide:4.13.0', {
         exclude group: 'com.android.support'
     })
@@ -116,6 +116,9 @@ dependencies {
     testImplementation "io.mockk:mockk:1.12.3"
     androidTestImplementation "io.mockk:mockk-android:1.12.3"
 
+    implementation 'com.journeyapps:zxing-android-embedded:4.3.0'
+    implementation 'com.google.zxing:core:3.4.1'
+    implementation 'com.github.kenglxn.QRGen:android:2.6.0'
 }
 
 tasks.withType(Test) {

app/src/androidTest/java/ch/sdp/vibester/activity/ProfileActivityTest.kt

@@ -10,8 +10,7 @@ import androidx.test.espresso.action.ViewActions.click
 import androidx.test.espresso.assertion.ViewAssertions.matches
 import androidx.test.espresso.intent.Intents
 import androidx.test.espresso.intent.matcher.IntentMatchers
-import androidx.test.espresso.matcher.ViewMatchers.withId
-import androidx.test.espresso.matcher.ViewMatchers.withText
+import androidx.test.espresso.matcher.ViewMatchers.*
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import ch.sdp.vibester.R
 import ch.sdp.vibester.TestMode
@@ -22,6 +21,7 @@ import dagger.hilt.android.testing.HiltAndroidRule
 import dagger.hilt.android.testing.HiltAndroidTest
 import io.mockk.every
 import io.mockk.mockk
+import org.hamcrest.CoreMatchers.not
 import org.junit.After
 import org.junit.Before
 import org.junit.Rule
@@ -77,7 +77,7 @@ class ProfileActivityTest {
     }
 
     @Test
-    fun clickBackToMain(){
+    fun clickBackToMain() {
         val ctx = ApplicationProvider.getApplicationContext() as Context
         val intent = Intent(ctx, ProfileActivity::class.java)
         intent.putExtra("isUnitTest", true)
@@ -88,6 +88,33 @@ class ProfileActivityTest {
         Intents.intended(IntentMatchers.hasComponent(WelcomeActivity::class.java.name))
     }
 
+    @Test
+    fun shouldShowQrCode() {
+        val ctx = ApplicationProvider.getApplicationContext() as Context
+        val intent = Intent(ctx, ProfileActivity::class.java)
+        intent.putExtra("isUnitTest", true)
+
+        val scn: ActivityScenario<ProfileActivity> = ActivityScenario.launch(intent)
+
+        onView(withId(R.id.showQRCode)).perform(click())
+        onView(withId(R.id.QrCodePage)).check(matches(isDisplayed()))
+        onView(withId(R.id.profileContent)).check(matches(not(isDisplayed())))
+        onView(withId(R.id.qrCode)).check(matches(isDisplayed()))
+    }
+
+    @Test
+    fun clickBackToProfile() {
+        val ctx = ApplicationProvider.getApplicationContext() as Context
+        val intent = Intent(ctx, ProfileActivity::class.java)
+        intent.putExtra("isUnitTest", true)
+
+        val scn: ActivityScenario<ProfileActivity> = ActivityScenario.launch(intent)
+        onView(withId(R.id.showQRCode)).perform(click())
+        onView(withId(R.id.qrCode_returnToProfile)).perform(click())
+        onView(withId(R.id.QrCodePage)).check(matches(not(isDisplayed())))
+        onView(withId(R.id.profileContent)).check(matches(isDisplayed()))
+    }
+
 
     @Test
     fun checkEditProfile() {
@@ -102,14 +129,13 @@ class ProfileActivityTest {
         val scn: ActivityScenario<ProfileActivity> = ActivityScenario.launch(intent)
 
         val newUsername = "Lalisa Bon idomesniu"
-        onView(withId(R.id.editUser)).perform(ViewActions.click())
+        onView(withId(R.id.editUser)).perform(click())
         onView(withId(0)).perform(
             ViewActions.typeText(newUsername),
             ViewActions.closeSoftKeyboard()
         )
-        onView(withText("OK")).perform(ViewActions.click())
+        onView(withText("OK")).perform(click())
         onView(withId(R.id.username)).check(matches(withText(newUsername)))
-
     }
 
     @Test
@@ -124,9 +150,24 @@ class ProfileActivityTest {
 
         val scn: ActivityScenario<ProfileActivity> = ActivityScenario.launch(intent)
 
-        onView(withId(R.id.editUser)).perform(ViewActions.click())
-        onView(withText("Cancel")).perform(ViewActions.click())
+        onView(withId(R.id.editUser)).perform(click())
+        onView(withText("Cancel")).perform(click())
         onView(withId(R.id.username)).check(matches(withText("Lalisa Bon")))
     }
 
+    @Test
+    fun checkQrCodeGenerator() {
+        val inputProfile = User( "Lalisa Bon","bit.ly/3IUnyAF", "[email protected]",  12, 8, 29, 0, "VvPB47tQCLdjz3YebilS6h5EXdJ3")
+        val ctx = ApplicationProvider.getApplicationContext() as Context
+        val intent = Intent(ctx, ProfileActivity::class.java)
+        intent.putExtra("isUnitTest", true)
+        intent.putExtra("userTestProfile", inputProfile)
+
+        createMockInvocation(inputProfile)
+
+        val scn: ActivityScenario<ProfileActivity> = ActivityScenario.launch(intent)
+        onView(withId(R.id.showQRCode)).perform(click())
+        onView(withId(R.id.qrCode)).check(matches(isDisplayed()))
+    }
+
 }

app/src/main/java/ch/sdp/vibester/activity/ProfileActivity.kt

@@ -1,16 +1,19 @@
 package ch.sdp.vibester.activity
 
-import android.graphics.Bitmap
+import android.graphics.*
 import android.os.Bundle
 import android.text.InputType
 import android.util.Log
+import android.view.View.GONE
+import android.view.View.VISIBLE
 import android.view.Window
 import android.widget.Button
 import android.widget.EditText
 import android.widget.ImageView
 import android.widget.TextView
 import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
+import androidx.constraintlayout.widget.ConstraintLayout
 import ch.sdp.vibester.R
 import ch.sdp.vibester.api.BitmapGetterApi
 import ch.sdp.vibester.auth.FireBaseAuthenticator
@@ -19,11 +22,16 @@ import ch.sdp.vibester.helper.IntentSwitcher
 import ch.sdp.vibester.user.User
 import com.google.android.material.floatingactionbutton.FloatingActionButton
 import com.google.firebase.auth.FirebaseAuth
+import com.google.zxing.BarcodeFormat
+import com.google.zxing.EncodeHintType
+import com.google.zxing.qrcode.QRCodeWriter
+import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.async
 import kotlinx.coroutines.launch
+import net.glxn.qrgen.android.MatrixToImageWriter
 import java.util.concurrent.TimeUnit
 import javax.inject.Inject
 
@@ -32,7 +40,6 @@ class ProfileActivity : AppCompatActivity() {
     @Inject
     lateinit var dataGetter: DataGetter
 
-
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
@@ -41,41 +48,65 @@ class ProfileActivity : AppCompatActivity() {
 
         setContentView(R.layout.activity_profile)
 
-        val editUsername = findViewById<Button>(R.id.editUser)
+        setEditUserNameBtnListener()
+        setLogOutBtnListener()
+        setRetToMainBtnListener()
+        setShowQrCodeBtnListener()
+        setQrCodeToProfileBtnListener()
 
-        val logoutButton = findViewById<Button>(R.id.logout)
+        // Do not enable querying database while executing unit test
+        val isUnitTest: Boolean = intent.getBooleanExtra("isUnitTest", false)
 
-        val retToMain = findViewById<FloatingActionButton>(R.id.profile_returnToMain)
+        if (!isUnitTest) {
+            queryDatabase()
+        } else {
+            val upTest: User? = intent.getSerializableExtra("userTestProfile") as User?
+            if (upTest == null) {
+                setupProfile(User())
+            } else {
+                setupProfile(upTest)
+            }
+        }
 
-        editUsername.setOnClickListener {
+    }
+
+    private fun setEditUserNameBtnListener() {
+        findViewById<Button>(R.id.editUser).setOnClickListener {
             showGeneralDialog(R.id.username, "username")
         }
+    }
 
-        retToMain.setOnClickListener{
+    private fun setLogOutBtnListener() {
+        findViewById<Button>(R.id.logout).setOnClickListener {
+            FirebaseAuth.getInstance().signOut()
             IntentSwitcher.switchBackToWelcome(this)
             finish()
         }
+    }
 
-        logoutButton.setOnClickListener{
-            FirebaseAuth.getInstance().signOut()
+    private fun setRetToMainBtnListener() {
+        findViewById<FloatingActionButton>(R.id.profile_returnToMain).setOnClickListener {
             IntentSwitcher.switchBackToWelcome(this)
             finish()
         }
+    }
 
-        // Do not enable querying database while executing unit test
-        val isUnitTest: Boolean = intent.getBooleanExtra("isUnitTest", false)
+    private fun setShowQrCodeBtnListener() {
+        findViewById<Button>(R.id.showQRCode).setOnClickListener {
+            setLayoutVisibility(R.id.QrCodePage, true)
+            setLayoutVisibility(R.id.profileContent, false)
+        }
+    }
 
-        if (!isUnitTest) {
-            queryDatabase()
-        } else {
-            var upTest: User? = intent.getSerializableExtra("userTestProfile") as User?
-            if (upTest == null) {
-                setupProfile(User())
-            } else {
-                setupProfile(upTest)
-            }
+    private fun setQrCodeToProfileBtnListener() {
+        findViewById<FloatingActionButton>(R.id.qrCode_returnToProfile).setOnClickListener {
+            setLayoutVisibility(R.id.QrCodePage, false)
+            setLayoutVisibility(R.id.profileContent, true)
         }
+    }
 
+    private fun setLayoutVisibility(layout: Int, isVisible: Boolean){
+        findViewById<ConstraintLayout>(layout).visibility = if (isVisible) VISIBLE else GONE
     }
 
     /**
@@ -86,7 +117,6 @@ class ProfileActivity : AppCompatActivity() {
      * @param textId id of the text in the dialog
      * @param name of the dialog
      */
-
     private fun showDialog(title: String, hint: String, id: Int, textId: Int, name: String) {
         val builder: AlertDialog.Builder = AlertDialog.Builder(this)
         builder.setTitle(title)
@@ -123,15 +153,12 @@ class ProfileActivity : AppCompatActivity() {
      * A function that queries the database and fetched the correct user
      * Hard coded for now
      */
-
-
     private fun queryDatabase() {
         dataGetter.getUserData(this::setupProfile)
     }
 
 
-    private fun setupProfile(user: User){
-
+    private fun setupProfile(user: User) {
         // Currently assuming that empty username means no user !
         if (user.username != ""){
             findViewById<TextView>(R.id.username).text =  user.username
@@ -140,24 +167,55 @@ class ProfileActivity : AppCompatActivity() {
             findViewById<TextView>(R.id.bestScore).text = user.bestScore.toString()
             findViewById<TextView>(R.id.ranking).text = user.ranking.toString()
         }
+        setupProfilePhoto(user)
+
+        if (user.uid != "") {
+            generateQrCode(user.uid)
+        }
+    }
+
+    private fun setupProfilePhoto(user: User) {
         CoroutineScope(Dispatchers.Main).launch {
             val task = async(Dispatchers.IO) {
                 try {
                     Log.e(getString(R.string.log_tag),user.image)
                     val bit = BitmapGetterApi.download("https://raw.githubusercontent.com/Ashwinvalento/cartoon-avatar/master/lib/images/male/45.png")
                     bit.get(10, TimeUnit.SECONDS)
-                }catch (e: Exception){
+                } catch (e: Exception) {
                     null
                 }
             }
             val bm = task.await()
-
-            if(bm != null){
+            if (bm != null) {
                 val avatar = findViewById<ImageView>(R.id.avatar)
                 avatar.setImageBitmap(Bitmap.createScaledBitmap(bm, 1000,1000, false))
             }
         }
+    }
+
+    /**
+     * generate the qr code bitmap of the given data
+     * @param data Qr Code data
+     */
+
+    private fun generateQrCode(data: String) {
+        val size = 512
+        val hints = HashMap<EncodeHintType?, Any?>()
+        hints[EncodeHintType.ERROR_CORRECTION] = ErrorCorrectionLevel.H
+
+        val bits = QRCodeWriter().encode(data, BarcodeFormat.QR_CODE, size, size)
+        val bmp = MatrixToImageWriter.toBitmap(bits)
+        val qrCodeCanvas = Canvas(bmp)
+
+        val scaleFactor = 4 // resize the image
+        val logo = BitmapFactory.decodeStream(assets.open("logo.png"))
+        logo.density = logo.density * scaleFactor
+        val xLogo = (size - logo.width / scaleFactor) / 2f
+        val yLogo = (size - logo.height / scaleFactor) / 2f
+
+        qrCodeCanvas.drawBitmap(logo, xLogo, yLogo, null)
 
+        findViewById<ImageView>(R.id.qrCode).setImageBitmap(bmp)
     }
 }