From deb8f147673d72154f553fd946a99824f21d7891 Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Sun, 9 May 2021 21:24:58 +0200
Subject: [PATCH] Auto position on double new line in drafts

---
 .../eu/faircode/email/FragmentCompose.java    | 33 +++++++++++++++++--
 1 file changed, 31 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/eu/faircode/email/FragmentCompose.java b/app/src/main/java/eu/faircode/email/FragmentCompose.java
index b5ae7f9d7a..9422cebe3d 100644
--- a/app/src/main/java/eu/faircode/email/FragmentCompose.java
+++ b/app/src/main/java/eu/faircode/email/FragmentCompose.java
@@ -1831,6 +1831,10 @@ public class FragmentCompose extends FragmentBase {
                                     }
 
                                     etBody.getText().insert(start, spanned);
+
+                                    int pos = getAutoPos(start, spanned.length());
+                                    if (pos >= 0)
+                                        etBody.setSelection(pos);
                                 }
 
                                 return true;
@@ -5546,8 +5550,12 @@ public class FragmentCompose extends FragmentBase {
             @Override
             protected void onExecuted(Bundle args, Spanned[] text) {
                 etBody.setText(text[0]);
-                if (state != State.LOADED)
-                    etBody.setSelection(0);
+                if (state != State.LOADED) {
+                    int pos = getAutoPos(0, etBody.length());
+                    if (pos < 0)
+                        pos = 0;
+                    etBody.setSelection(pos);
+                }
                 grpBody.setVisibility(View.VISIBLE);
 
                 cbSignature.setChecked(draft.signature);
@@ -5628,6 +5636,27 @@ public class FragmentCompose extends FragmentBase {
         etBody.setPadding(0, 0, 0, pad ? Helper.dp2pixels(getContext(), 36) : 0);
     }
 
+    private int getAutoPos(int start, int end) {
+        if (start > end || end == 0)
+            return -1;
+
+        CharSequence text = etBody.getText();
+        if (text == null)
+            return -1;
+
+        int nl = 0;
+        int pos = 0;
+        String[] lines = text.subSequence(start, end).toString().split("\n");
+        for (int i = 0; i < Math.min(5, lines.length); i++) {
+            if (TextUtils.isEmpty(lines[i]))
+                nl++;
+            if (nl == 2)
+                return start + pos;
+            pos += lines[i].length() + 1;
+        }
+        return -1;
+    }
+
     private AdapterView.OnItemSelectedListener identitySelected = new AdapterView.OnItemSelectedListener() {
         @Override
         public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {