Development

app/build.gradle

@@ -25,7 +25,7 @@ android {
 
     buildTypes {
         debug {
-            testCoverageEnabled true
+            testCoverageEnabled false
         }
         release {
             minifyEnabled false
@@ -104,11 +104,13 @@ dependencies {
     implementation 'com.google.firebase:firebase-crashlytics:18.2.4'
     implementation 'com.google.firebase:firebase-analytics:20.0.0'
     implementation 'com.google.firebase:firebase-firestore:24.0.0'
+    implementation 'com.google.firebase:firebase-auth-ktx:21.0.1'
 
     // Photo Loader
     implementation 'com.jsibbold:zoomage:1.3.1'
     implementation 'com.github.bumptech.glide:glide:4.12.0'
     kapt "com.github.bumptech.glide:compiler:4.11.0"
+    implementation "com.airbnb.android:lottie:$lottie_version"
 
     // Testing
     testImplementation 'junit:junit:4.13.2'

app/src/main/AndroidManifest.xml

@@ -15,12 +15,41 @@
     <application
         android:name=".App"
         android:allowBackup="true"
+        android:extractNativeLibs="true"
         android:icon="@drawable/ic_gallery"
         android:label="@string/app_name"
         android:roundIcon="@drawable/ic_gallery"
         android:theme="@style/Theme.InteractivePhotoGallery">
+
+        <activity
+            android:name=".ui.gallery.GalleryActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+
+                <data
+                    android:host="rashadtanjim.info"
+                    android:scheme="https" />
+
+                <data
+                    android:host="rashadtanjim.info"
+                    android:pathPrefix="/picsum"
+                    android:scheme="https" />
+
+                <data
+                    android:host="www.rashadtanjim.info"
+                    android:pathPrefix="/picsum"
+                    android:scheme="https" />
+            </intent-filter>
+
+        </activity>
+
         <activity
             android:name=".ui.MainActivity"
+            android:configChanges="orientation|screenSize|keyboardHidden"
             android:exported="false">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

app/src/main/java/info/rashadtanjim/core/utlis/HelperUtils.kt

@@ -1,16 +1,20 @@
 package info.rashadtanjim.core.utlis
 
 import android.Manifest
+import android.content.ContentValues
 import android.content.Context
 import android.content.pm.PackageManager
 import android.graphics.Bitmap
 import android.net.ConnectivityManager
 import android.net.NetworkCapabilities
+import android.net.Uri
 import android.os.Build
 import android.os.Environment
+import android.provider.MediaStore
 import androidx.core.content.ContextCompat
 import java.io.File
 import java.io.FileOutputStream
+import java.io.OutputStream
 
 fun Context.isConnected(): Boolean {
     val cm = this.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
@@ -63,4 +67,38 @@ fun Context.saveToSdCard(bitmap: Bitmap): String? {
         e.printStackTrace()
     }
     return stored
+}
+
+//Make sure to call this function on a worker thread, else it will block main thread
+fun Context.saveImageInQ(bitmap: Bitmap): Uri? {
+    val filename = "PICSUM_PHOTO_${System.currentTimeMillis()}"
+    var fos: OutputStream? = null
+    var imageUri: Uri? = null
+
+    val contentValues = ContentValues().apply {
+        put(MediaStore.MediaColumns.DISPLAY_NAME, System.currentTimeMillis().toString())
+        put(MediaStore.MediaColumns.MIME_TYPE, "image/jpeg")
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) { //this one
+            put(MediaStore.MediaColumns.RELATIVE_PATH, Environment.DIRECTORY_PICTURES)
+            put(MediaStore.MediaColumns.IS_PENDING, 1)
+        }
+    }
+
+    //use application context to get contentResolver
+    val contentResolver = this.contentResolver
+
+    contentResolver.also { resolver ->
+        imageUri = resolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, contentValues)
+        fos = imageUri?.let { resolver.openOutputStream(it) }
+    }
+
+    fos?.use { bitmap.compress(Bitmap.CompressFormat.JPEG, 70, it) }
+
+    contentValues.clear()
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+        contentValues.put(MediaStore.Video.Media.IS_PENDING, 0)
+    }
+    imageUri?.let { contentResolver.update(it, contentValues, null, null) }
+
+    return imageUri
 }

app/src/main/java/info/rashadtanjim/interactivephotogallery/data/UserPreferences.kt

@@ -12,7 +12,7 @@ import javax.inject.Inject
 class UserPreferences @Inject constructor(
     private val context: Context
 ) {
-    private val Context.dataStore: DataStore<Preferences> by preferencesDataStore(name = "photo_store")
+    private val Context.dataStore: DataStore<Preferences> by preferencesDataStore(name = "photo_gallery")
 
     val nightMode: Flow<Boolean?>
         get() = context.dataStore.data.map { preferences ->

app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/MainActivity.kt

@@ -1,12 +1,17 @@
 package info.rashadtanjim.interactivephotogallery.ui
 
+import android.animation.Animator
+import android.content.Intent
+import android.os.Build
 import android.os.Bundle
+import android.view.View
 import androidx.core.content.res.ResourcesCompat
 import dagger.hilt.android.AndroidEntryPoint
 import info.rashadtanjim.interactivephotogallery.R
 import info.rashadtanjim.interactivephotogallery.data.UserPreferences
 import info.rashadtanjim.interactivephotogallery.databinding.ActivityMainBinding
 import info.rashadtanjim.interactivephotogallery.ui.base.BaseActivity
+import info.rashadtanjim.interactivephotogallery.ui.gallery.GalleryActivity
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -18,10 +23,30 @@ class MainActivity : BaseActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
+            window.decorView.systemUiVisibility = View.SYSTEM_UI_FLAG_FULLSCREEN
+        }
+
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
 
         window.navigationBarColor =
             ResourcesCompat.getColor(resources, R.color.background, null)
+
+        binding.lottie.setAnimation(R.raw.gallary_lottie)
+        binding.lottie.playAnimation()
+        binding.lottie.addAnimatorListener(object : Animator.AnimatorListener {
+            override fun onAnimationStart(animation: Animator) {}
+
+            override fun onAnimationEnd(animation: Animator) {
+                startActivity(Intent(this@MainActivity, GalleryActivity::class.java))
+                finishAffinity()
+            }
+
+            override fun onAnimationCancel(animation: Animator) {}
+            override fun onAnimationRepeat(animation: Animator) {}
+        })
+
     }
 }

app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/base/ViewModelFactory.kt

@@ -4,7 +4,7 @@ import androidx.lifecycle.ViewModel
 import androidx.lifecycle.ViewModelProvider
 import info.rashadtanjim.interactivephotogallery.data.repository.BaseRepository
 import info.rashadtanjim.interactivephotogallery.data.repository.UserRepository
-import info.rashadtanjim.interactivephotogallery.ui.SharedViewModel
+import info.rashadtanjim.interactivephotogallery.ui.gallery.SharedViewModel
 
 class ViewModelFactory(
     private val repository: BaseRepository

app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/fragment/AboutAppFragment.kt → app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/gallery/AboutAppFragment.kt

@@ -1,4 +1,4 @@
-package info.rashadtanjim.interactivephotogallery.ui.fragment
+package info.rashadtanjim.interactivephotogallery.ui.gallery
 
 import android.os.Bundle
 import android.view.LayoutInflater
@@ -9,7 +9,6 @@ import info.rashadtanjim.interactivephotogallery.App
 import info.rashadtanjim.interactivephotogallery.data.repository.UserRepository
 import info.rashadtanjim.interactivephotogallery.data.source.remote.PicsumApi
 import info.rashadtanjim.interactivephotogallery.databinding.FragmentAboutAppBinding
-import info.rashadtanjim.interactivephotogallery.ui.SharedViewModel
 import info.rashadtanjim.interactivephotogallery.ui.base.BaseFragment
 
 class AboutAppFragment :

app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/gallery/GalleryActivity.kt

@@ -0,0 +1,27 @@
+package info.rashadtanjim.interactivephotogallery.ui.gallery
+
+import android.os.Bundle
+import androidx.core.content.res.ResourcesCompat
+import dagger.hilt.android.AndroidEntryPoint
+import info.rashadtanjim.interactivephotogallery.R
+import info.rashadtanjim.interactivephotogallery.data.UserPreferences
+import info.rashadtanjim.interactivephotogallery.databinding.ActivityGalleryBinding
+import info.rashadtanjim.interactivephotogallery.ui.base.BaseActivity
+import javax.inject.Inject
+
+@AndroidEntryPoint
+class GalleryActivity : BaseActivity() {
+    private lateinit var binding: ActivityGalleryBinding
+
+    @Inject
+    lateinit var userPreferences: UserPreferences
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivityGalleryBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        window.navigationBarColor =
+            ResourcesCompat.getColor(resources, R.color.background, null)
+    }
+}

app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/fragment/GalleryFragment.kt → app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/gallery/GalleryFragment.kt

@@ -1,4 +1,4 @@
-package info.rashadtanjim.interactivephotogallery.ui.fragment
+package info.rashadtanjim.interactivephotogallery.ui.gallery
 
 import android.os.Bundle
 import android.view.LayoutInflater
@@ -14,7 +14,6 @@ import info.rashadtanjim.interactivephotogallery.data.source.remote.PicsumApi
 import info.rashadtanjim.interactivephotogallery.data.util.DataState
 import info.rashadtanjim.interactivephotogallery.databinding.FragmentGalleryBinding
 import info.rashadtanjim.interactivephotogallery.domain.model.PicsumPhotosItem
-import info.rashadtanjim.interactivephotogallery.ui.SharedViewModel
 import info.rashadtanjim.interactivephotogallery.ui.adapter.GalleryAdapter
 import info.rashadtanjim.interactivephotogallery.ui.base.BaseFragment
 

app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/fragment/PhotoViewFragment.kt → app/src/main/java/info/rashadtanjim/interactivephotogallery/ui/gallery/PhotoViewFragment.kt

@@ -1,15 +1,16 @@
-package info.rashadtanjim.interactivephotogallery.ui.fragment
+package info.rashadtanjim.interactivephotogallery.ui.gallery
 
 import android.Manifest
 import android.content.Intent
 import android.graphics.Color
 import android.graphics.drawable.ColorDrawable
 import android.net.Uri
+import android.os.Build
 import android.os.Bundle
+import android.provider.MediaStore
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.Toast
 import androidx.core.app.ActivityCompat
 import androidx.core.content.res.ResourcesCompat
 import androidx.core.graphics.drawable.toBitmap
@@ -19,7 +20,6 @@ import androidx.navigation.fragment.findNavController
 import androidx.navigation.fragment.navArgs
 import com.bumptech.glide.Glide
 import com.bumptech.glide.load.engine.DiskCacheStrategy
-import com.google.android.gms.tasks.OnCompleteListener
 import com.google.android.gms.tasks.Task
 import com.google.firebase.dynamiclinks.DynamicLink.*
 import com.google.firebase.dynamiclinks.FirebaseDynamicLinks
@@ -103,41 +103,79 @@ class PhotoViewFragment : DialogFragment() {
         /**
          * Event: The action listen will trigger devices' default sharing option to share photo
          * The Task will be done using firebase's [FirebaseDynamicLinks]
+         * Before sharing [hasStoragePermission] checks write permission
          */
 
         binding.imageButtonShare.setOnClickListener {
 
-            FirebaseDynamicLinks.getInstance()
-                .createDynamicLink()
-                .setLink(Uri.parse("https://interactivephotogallery.page.link/picsum/$selectedPhoto"))
-                .setDomainUriPrefix("https://rashadtanjim.info")
-                .setAndroidParameters(
-                    AndroidParameters.Builder("info.rashadtanjim.interactivephotogallery")
-                        .setMinimumVersion(1)
-                        .build()
-                )
-                .setSocialMetaTagParameters(
-                    SocialMetaTagParameters.Builder()
-                        .setTitle("https://interactivephotogallery.page.link/picsum")
-                        .setDescription(getString(R.string.about_app))
-                        .setTitle(getString(R.string.app_name))
-                        .build()
-                )
-                .buildShortDynamicLink()
-                .addOnCompleteListener { task: Task<ShortDynamicLink> ->
-                    if (task.isSuccessful) {
-                        val shortLink = task.result.shortLink
-                        val intent = Intent()
-                        intent.action = Intent.ACTION_SEND
-                        intent.putExtra(Intent.EXTRA_STREAM, shortLink)
-                        intent.type = "image/*"
-                        val shareIntent = Intent.createChooser(intent, "Share Photo!")
-                        startActivity(shareIntent, null)
-                    } else {
-                        showToast(getString(R.string.something_went_wrong))
-                    }
+            val mBitmap = binding.zoomViewPhoto.drawable.toBitmap()
+
+            if (requireContext().hasStoragePermission()) {
+
+                val uri: Uri? = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                    requireContext().saveImageInQ(mBitmap)
+                } else {
+                    val path = MediaStore.Images.Media.insertImage(
+                        requireActivity().contentResolver, mBitmap,
+                        "Image Description", null
+                    )
+                    Uri.parse(path)
                 }
 
+                FirebaseDynamicLinks.getInstance()
+                    .createDynamicLink()
+                    .setLink(Uri.parse("https://rashadtanjim.info/picsum/$selectedPhoto"))
+                    .setDomainUriPrefix("https://rashadtanjim.info")
+                    .setAndroidParameters(
+                        AndroidParameters.Builder("info.rashadtanjim.interactivephotogallery")
+                            .setMinimumVersion(0)
+                            .build()
+                    )
+                    .setIosParameters(
+                        IosParameters.Builder("info.rashadtanjim.interactivephotogallery")
+                            .setAppStoreId("0000000000")
+                            .setMinimumVersion("0.0.1")
+                            .build()
+                    )
+                    .setGoogleAnalyticsParameters(
+                        GoogleAnalyticsParameters.Builder()
+                            .setSource("picsum")
+                            .setMedium("social")
+                            .setCampaign("picsum-images")
+                            .build()
+                    )
+                    .setSocialMetaTagParameters(
+                        SocialMetaTagParameters.Builder()
+                            .setTitle("rashadtanjim.info")
+                            .setDescription(getString(R.string.about_app))
+                            .setTitle(getString(R.string.app_name))
+                            .build()
+                    )
+                    .buildShortDynamicLink()
+                    .addOnCompleteListener { task: Task<ShortDynamicLink> ->
+                        if (task.isSuccessful) {
+                            val shortLink = task.result.shortLink
+
+                            val intent = Intent()
+                            intent.action = Intent.ACTION_SEND
+
+                            intent.putExtra(Intent.EXTRA_TEXT, "&$shortLink")
+                            intent.putExtra(Intent.EXTRA_STREAM, uri)
+
+//                            intent.setDataAndType(uri, "image/*")
+                            intent.type = "image/*"
+                            val shareIntent = Intent.createChooser(intent, "Share Photo!")
+                            startActivity(shareIntent, null)
+                        } else {
+                            showToast(getString(R.string.something_went_wrong))
+                        }
+                    }
+            } else {
+                ActivityCompat.requestPermissions(
+                    requireActivity(), arrayOf(Manifest.permission.WRITE_EXTERNAL_STORAGE),
+                    PERMISSION_REQUEST_CODE
+                )
+            }
         }
     }