#289 📎 sources - Introduce bottom sheet dialog

app/build.gradle

@@ -1,11 +1,11 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
     defaultConfig {
         applicationId "it.niedermann.nextcloud.deck"
         minSdkVersion 19
-        targetSdkVersion 30
+        targetSdkVersion 29
         versionCode 1011001
         versionName "1.11.1"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -67,6 +67,10 @@ dependencies {
     implementation 'com.github.bumptech.glide:glide:4.11.0'
     annotationProcessor 'com.github.bumptech.glide:compiler:4.11.0'
 
+    implementation "androidx.camera:camera-camera2:1.0.0-beta11"
+    implementation "androidx.camera:camera-lifecycle:1.0.0-beta11"
+    implementation "androidx.camera:camera-view:1.0.0-alpha18"
+
     // Markdown
     implementation 'com.yydcdut:markdown-processor:0.1.3'
     implementation 'com.yydcdut:rxmarkdown-wrapper:0.1.3'

app/src/main/AndroidManifest.xml

@@ -6,6 +6,12 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.READ_CONTACTS" />
+    <uses-permission android:name="android.permission.CAMERA" />
+
+    <uses-feature android:name="android.hardware.camera.any" />
+
+    <uses-sdk tools:overrideLibrary="androidx.camera.core, androidx.camera.camera2, androidx.camera.lifecycle, androidx.camera.view" />
 
     <application
         android:name="it.niedermann.nextcloud.deck.DeckApplication"
@@ -49,6 +55,11 @@
             android:parentActivityName=".ui.MainActivity"
             android:windowSoftInputMode="stateHidden" />
 
+        <activity
+            android:name=".ui.takephoto.TakePhotoActivity"
+            android:theme="@style/TakePhotoTheme"
+            android:windowSoftInputMode="stateHidden" />
+
         <activity
             android:name=".ui.sharetarget.ShareTargetActivity"
             android:label="@string/share_add_to_card"

app/src/main/java/it/niedermann/nextcloud/deck/ui/card/attachments/CardAttachmentAdapter.java

@@ -14,6 +14,8 @@
 import androidx.annotation.Nullable;
 import androidx.core.app.ActivityOptionsCompat;
 import androidx.fragment.app.FragmentManager;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
 import androidx.recyclerview.widget.RecyclerView;
 
 import java.util.ArrayList;
@@ -28,6 +30,7 @@
 import it.niedermann.nextcloud.deck.ui.branding.Branded;
 import it.niedermann.nextcloud.deck.util.MimeTypeUtil;
 
+import static androidx.lifecycle.Transformations.distinctUntilChanged;
 import static androidx.recyclerview.widget.RecyclerView.NO_ID;
 import static it.niedermann.nextcloud.deck.util.AttachmentUtil.openAttachmentInBrowser;
 
@@ -37,6 +40,9 @@ public class CardAttachmentAdapter extends RecyclerView.Adapter<AttachmentViewHo
     public static final int VIEW_TYPE_DEFAULT = 2;
     public static final int VIEW_TYPE_IMAGE = 1;
 
+    @NonNull
+    private MutableLiveData<Boolean> isEmpty = new MutableLiveData<>(true);
+    @NonNull
     private final MenuInflater menuInflater;
     @ColorInt
     private int mainColor;
@@ -45,9 +51,9 @@ public class CardAttachmentAdapter extends RecyclerView.Adapter<AttachmentViewHo
     private Long cardRemoteId = null;
     private final long cardLocalId;
     @NonNull
-    FragmentManager fragmentManager;
+    private final FragmentManager fragmentManager;
     @NonNull
-    private List<Attachment> attachments = new ArrayList<>();
+    private final List<Attachment> attachments = new ArrayList<>();
     @NonNull
     private final AttachmentClickedListener attachmentClickedListener;
 
@@ -126,22 +132,41 @@ public int getItemCount() {
         return attachments.size();
     }
 
+    private void updateIsEmpty() {
+        this.isEmpty.postValue(getItemCount() <= 0);
+    }
+
+    @NonNull
+    public LiveData<Boolean> isEmpty() {
+        return distinctUntilChanged(this.isEmpty);
+    }
+
     public void setAttachments(@NonNull List<Attachment> attachments, @Nullable Long cardRemoteId) {
         this.cardRemoteId = cardRemoteId;
         this.attachments.clear();
         this.attachments.addAll(attachments);
         notifyDataSetChanged();
+        this.updateIsEmpty();
     }
 
     public void addAttachment(Attachment a) {
-        this.attachments.add(a);
+        this.attachments.add(0, a);
         notifyItemInserted(this.attachments.size());
+        this.updateIsEmpty();
     }
 
     public void removeAttachment(Attachment a) {
         final int index = this.attachments.indexOf(a);
         this.attachments.remove(a);
         notifyItemRemoved(index);
+        this.updateIsEmpty();
+    }
+
+    public void replaceAttachment(Attachment toReplace, Attachment with) {
+        final int index = this.attachments.indexOf(toReplace);
+        this.attachments.remove(toReplace);
+        this.attachments.add(index, with);
+        notifyItemChanged(index);
     }
 
     @Override