Add attachments list

app/src/main/java/net/underdesk/circolapp/adapters/AttachmentAdapter.kt

@@ -0,0 +1,78 @@
+/*
+ * Circolapp
+ * Copyright (C) 2019  Matteo Schiff
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package net.underdesk.circolapp.adapters
+
+import android.app.DownloadManager
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import android.os.Environment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageButton
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import kotlinx.android.synthetic.main.item_attachment.view.*
+import net.underdesk.circolapp.R
+
+class AttachmentAdapter(
+    private val attachmentsNames: List<String>,
+    private val attachmentsUrls: List<String>
+) :
+    RecyclerView.Adapter<AttachmentAdapter.AttachmentViewHolder>() {
+    private lateinit var context: Context
+
+    inner class AttachmentViewHolder(view: View) : RecyclerView.ViewHolder(view) {
+        var title: TextView = view.attachment_title_textview
+        var viewButton: ImageButton = view.attachment_view_button
+        var downloadButton: ImageButton = view.attachment_download_button
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): AttachmentViewHolder {
+        val itemView = LayoutInflater.from(parent.context)
+            .inflate(R.layout.item_attachment, parent, false)
+        context = parent.context
+
+        return AttachmentViewHolder(itemView)
+    }
+
+    override fun onBindViewHolder(holder: AttachmentViewHolder, position: Int) {
+        holder.title.text = attachmentsNames[position]
+
+        holder.viewButton.setOnClickListener {
+            val viewIntent = Intent(Intent.ACTION_VIEW)
+            viewIntent.setDataAndType(Uri.parse(attachmentsUrls[position]), "application/pdf")
+            context.startActivity(viewIntent)
+        }
+
+        holder.downloadButton.setOnClickListener {
+            val request = DownloadManager.Request(Uri.parse(attachmentsUrls[position]))
+            request.setTitle(attachmentsNames[position])
+            request.setDestinationInExternalPublicDir(
+                Environment.DIRECTORY_DOWNLOADS,
+                "Circolapp/" + attachmentsNames[position] + ".pdf"
+            )
+
+            (context.getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager).enqueue(request)
+        }
+    }
+
+    override fun getItemCount() = attachmentsNames.size
+}

app/src/main/java/net/underdesk/circolapp/adapters/CircularLetterAdapter.kt

@@ -28,6 +28,7 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.ImageButton
 import android.widget.TextView
+import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import kotlinx.android.synthetic.main.item_circular.view.*
 import net.underdesk.circolapp.R
@@ -46,6 +47,7 @@ class CircularLetterAdapter(private val circulars: List<Circular>) :
         var downloadButton: ImageButton = view.circular_download_button
         var favouriteButton: ImageButton = view.circular_favourite_button
         var reminderButton: ImageButton = view.circular_reminder_button
+        var attachmentsList: RecyclerView = view.circulars_attachments_list
     }
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): CircularLetterViewHolder {
@@ -77,6 +79,18 @@ class CircularLetterAdapter(private val circulars: List<Circular>) :
 
             (context.getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager).enqueue(request)
         }
+
+        if (circulars[position].attachmentsNames.isNotEmpty()) {
+            holder.attachmentsList.visibility = View.VISIBLE
+            holder.attachmentsList.layoutManager = LinearLayoutManager(context)
+            holder.attachmentsList.adapter = AttachmentAdapter(
+                circulars[position].attachmentsNames,
+                circulars[position].attachmentsUrls
+            )
+        } else {
+            holder.attachmentsList.visibility = View.GONE
+            holder.attachmentsList.adapter = null
+        }
     }
 
     override fun getItemCount() = circulars.size

app/src/main/res/layout/item_attachment.xml

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/linearLayout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <View
+        android:id="@+id/attachment_divider"
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:background="@color/colorDivider"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/attachment_title_textview"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        app:layout_constraintBottom_toBottomOf="@+id/attachment_view_button"
+        app:layout_constraintEnd_toStartOf="@+id/attachment_view_button"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/attachment_view_button" />
+
+    <ImageButton
+        android:id="@+id/attachment_view_button"
+        style="?borderlessButtonStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="4dp"
+        android:adjustViewBounds="true"
+        android:scaleType="centerInside"
+        android:src="@drawable/baseline_visibility_24"
+        android:tint="@color/colorAccent"
+        app:layout_constraintEnd_toStartOf="@+id/attachment_download_button"
+        app:layout_constraintTop_toBottomOf="@+id/attachment_divider" />
+
+    <ImageButton
+        android:id="@+id/attachment_download_button"
+        style="?borderlessButtonStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="4dp"
+        android:adjustViewBounds="true"
+        android:src="@drawable/baseline_get_app_24"
+        android:tint="@color/colorAccent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/attachment_divider" />
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/item_circular.xml

@@ -51,7 +51,8 @@
             android:layout_height="wrap_content"
             android:layout_marginStart="8dp"
             android:src="@drawable/baseline_visibility_24"
-            app:layout_constraintBottom_toBottomOf="parent"
+            android:tint="@color/colorAccent"
+            app:layout_constraintBottom_toTopOf="@+id/circulars_attachments_list"
             app:layout_constraintStart_toStartOf="parent" />
 
         <ImageButton
@@ -61,7 +62,8 @@
             android:layout_height="wrap_content"
             android:gravity="center"
             android:src="@drawable/baseline_get_app_24"
-            app:layout_constraintBottom_toBottomOf="parent"
+            android:tint="@color/colorAccent"
+            app:layout_constraintBottom_toTopOf="@+id/circulars_attachments_list"
             app:layout_constraintEnd_toStartOf="@+id/circular_guideline"
             app:layout_constraintStart_toEndOf="@+id/circular_view_button" />
 
@@ -71,7 +73,8 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:src="@drawable/baseline_star_24"
-            app:layout_constraintBottom_toBottomOf="parent"
+            android:tint="@color/colorAccent"
+            app:layout_constraintBottom_toTopOf="@+id/circulars_attachments_list"
             app:layout_constraintEnd_toStartOf="@+id/circular_reminder_button"
             app:layout_constraintStart_toStartOf="@+id/circular_guideline" />
 
@@ -82,9 +85,22 @@
             android:layout_height="wrap_content"
             android:layout_marginEnd="8dp"
             android:src="@drawable/baseline_notifications_24"
-            app:layout_constraintBottom_toBottomOf="parent"
+            android:tint="@color/colorAccent"
+            app:layout_constraintBottom_toTopOf="@+id/circulars_attachments_list"
             app:layout_constraintEnd_toEndOf="parent" />
 
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/circulars_attachments_list"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp"
+            android:layout_marginBottom="4dp"
+            android:nestedScrollingEnabled="false"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
         <androidx.constraintlayout.widget.Guideline
             android:id="@+id/circular_guideline"
             android:layout_width="wrap_content"

app/src/main/res/values/colors.xml

@@ -3,4 +3,5 @@
     <color name="colorPrimary">#008577</color>
     <color name="colorPrimaryDark">#00574B</color>
     <color name="colorAccent">#D81B60</color>
+    <color name="colorDivider">#BDBDBD</color>
 </resources>