From c58b761ae836d67c166e9ac85196c4679f58e7c2 Mon Sep 17 00:00:00 2001
From: M M Arif <mmarif@swatian.com>
Date: Tue, 4 Oct 2022 16:17:50 +0500
Subject: [PATCH] pr description preview

---
 .../activities/CreatePullRequestActivity.java | 48 +++++++++++++++++++
 .../main/res/layout/activity_create_pr.xml    | 14 +++++-
 2 files changed, 61 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/org/mian/gitnex/activities/CreatePullRequestActivity.java b/app/src/main/java/org/mian/gitnex/activities/CreatePullRequestActivity.java
index d5642df9..9c8402e2 100644
--- a/app/src/main/java/org/mian/gitnex/activities/CreatePullRequestActivity.java
+++ b/app/src/main/java/org/mian/gitnex/activities/CreatePullRequestActivity.java
@@ -4,6 +4,9 @@ import android.annotation.SuppressLint;
 import android.app.DatePickerDialog;
 import android.os.Bundle;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.View;
 import android.widget.ArrayAdapter;
@@ -11,6 +14,7 @@ import android.widget.ImageView;
 import android.widget.TextView;
 import androidx.annotation.NonNull;
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
+import com.vdurmont.emoji.EmojiParser;
 import java.util.ArrayList;
 import java.util.Calendar;
 import java.util.Date;
@@ -30,6 +34,7 @@ import org.mian.gitnex.databinding.ActivityCreatePrBinding;
 import org.mian.gitnex.databinding.CustomLabelsSelectionDialogBinding;
 import org.mian.gitnex.fragments.PullRequestsFragment;
 import org.mian.gitnex.helpers.Constants;
+import org.mian.gitnex.helpers.Markdown;
 import org.mian.gitnex.helpers.Toasty;
 import org.mian.gitnex.helpers.contexts.RepositoryContext;
 import retrofit2.Call;
@@ -53,6 +58,7 @@ public class CreatePullRequestActivity extends BaseActivity
 	private RepositoryContext repository;
 	private LabelsListAdapter labelsAdapter;
 	private MaterialAlertDialogBuilder materialAlertDialogBuilder;
+	private boolean renderMd = false;
 
 	@SuppressLint("ClickableViewAccessibility")
 	@Override
@@ -62,6 +68,7 @@ public class CreatePullRequestActivity extends BaseActivity
 
 		viewBinding = ActivityCreatePrBinding.inflate(getLayoutInflater());
 		setContentView(viewBinding.getRoot());
+		setSupportActionBar(viewBinding.toolbar);
 
 		materialAlertDialogBuilder =
 				new MaterialAlertDialogBuilder(ctx, R.style.ThemeOverlay_Material3_Dialog_Alert);
@@ -108,6 +115,47 @@ public class CreatePullRequestActivity extends BaseActivity
 		}
 	}
 
+	@Override
+	public boolean onCreateOptionsMenu(@NonNull Menu menu) {
+
+		MenuInflater inflater = getMenuInflater();
+		inflater.inflate(R.menu.markdown_switcher, menu);
+
+		return true;
+	}
+
+	@Override
+	public boolean onOptionsItemSelected(MenuItem item) {
+
+		int id = item.getItemId();
+
+		if (id == R.id.markdown) {
+
+			if (!renderMd) {
+				Markdown.render(
+					ctx,
+					EmojiParser.parseToUnicode(
+						Objects.requireNonNull(
+							Objects.requireNonNull(
+									viewBinding.prBody.getText())
+								.toString())),
+					viewBinding.markdownPreview);
+
+				viewBinding.markdownPreview.setVisibility(View.VISIBLE);
+				viewBinding.prBodyLayout.setVisibility(View.GONE);
+				renderMd = true;
+			} else {
+				viewBinding.markdownPreview.setVisibility(View.GONE);
+				viewBinding.prBodyLayout.setVisibility(View.VISIBLE);
+				renderMd = false;
+			}
+
+			return true;
+		} else {
+			return super.onOptionsItemSelected(item);
+		}
+	}
+
 	private void processPullRequest() {
 
 		String prTitle = String.valueOf(viewBinding.prTitle.getText());
diff --git a/app/src/main/res/layout/activity_create_pr.xml b/app/src/main/res/layout/activity_create_pr.xml
index 4d65443c..5ea1952e 100644
--- a/app/src/main/res/layout/activity_create_pr.xml
+++ b/app/src/main/res/layout/activity_create_pr.xml
@@ -114,7 +114,7 @@
                 <com.google.android.material.textfield.TextInputEditText
                     android:id="@+id/prBody"
                     android:layout_width="match_parent"
-                    android:layout_height="@dimen/dimen140dp"
+                    android:layout_height="@dimen/dimen180dp"
                     android:gravity="top|start"
                     android:inputType="textCapSentences|textMultiLine"
                     android:scrollbars="vertical"
@@ -125,6 +125,18 @@
 
             </com.google.android.material.textfield.TextInputLayout>
 
+            <TextView
+                android:id="@+id/markdown_preview"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:minHeight="@dimen/dimen180dp"
+                android:layout_marginTop="@dimen/dimen8dp"
+                android:layout_marginBottom="@dimen/dimen8dp"
+                android:textColor="?attr/primaryTextColor"
+                android:textIsSelectable="true"
+                android:textSize="@dimen/dimen16sp"
+                android:visibility="gone" />
+
             <com.google.android.material.textfield.TextInputLayout
                 android:id="@+id/mergeIntoBranchSpinnerLayout"
                 style="@style/Widget.Material3.TextInputLayout.OutlinedBox.ExposedDropdownMenu"