From 9d50eda776402cdb8c7df6a96ab654b7d3613992 Mon Sep 17 00:00:00 2001
From: Fakerr <berrahal.walid07@gmail.com>
Date: Sat, 4 Feb 2017 15:54:14 +0100
Subject: [PATCH] add offset when commit's length is bigger than temrminal
 widht

---
 git-recall | 40 +++++++++++++++++-----------------------
 1 file changed, 17 insertions(+), 23 deletions(-)

diff --git a/git-recall b/git-recall
index fd4329f..b716ef6 100644
--- a/git-recall
+++ b/git-recall
@@ -130,13 +130,13 @@ TN=$(( $NI < $((SN -1)) ? $NI : $((SN -1)))) # Number of lines that we will disp
 OFFSET=0
 
 # Add +1 to OFFSET if a commit's length is bigger than the current terminal session's width. (This is to fix a redraw issue)
-#for C in "${COMMITS[@]}"
-#do
-#    ELT="$(echo "$C" | sed -r "s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g")" # remove colors escape codes
-#    if [[ ${#ELT} -gt $CN ]]; then
-#	OFFSET=$(( OFFSET + 1 ))
-#    fi
-#done
+for C in "${COMMITS[@]}"
+do
+    ELT="$(echo "$C" | sed -r "s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g")" # remove colors escape codes
+    if [[ ${#ELT} -gt $CN ]]; then
+	OFFSET=$(( OFFSET + 1 ))
+    fi
+done
 
 # If there is no items, exit.
 if [[ $NI = 0 ]]; then
@@ -201,8 +201,8 @@ function print_diff() {
 		    ;;
 	    esac
 	done
-	[[ $END = false ]] && tput rc  && tput ed #restore saved position and clear screen.
-	[[ $END = true ]] && tput cuu 1 #move cursor up one line.
+	[[ $END = false ]] && tput cuu $(( TN + DIFF_LINES_NUMBER + OFFSET )) && tput ed
+	[[ $END = true ]] && tput cuu 1
     fi
 }
 
@@ -218,8 +218,7 @@ END=false # end while loop
 while ! $END
 do
 
-   tput sc
-   for i in `seq $SI $(( $TN - $OFFSET + $SI -1 ))`
+   for i in `seq $SI $(( $TN + $SI -1 ))`
    do
       echo -n "$NORMAL"
       [[ $CP == $i ]] && echo -n "$REVERSE"
@@ -240,26 +239,21 @@ do
          [[ $CP == 0 ]] && [[ $SI=1 ]] && [[ $TN == $(( SN - 1 )) ]] && CP=$NI && SI=$(( NI - SN + 2 ))
          [[ $CP == 0 ]] && [[ $SI=1 ]] && [[ $TN == $NI ]] && CP=$TN
          [[ $CP == $(( SI - 1 )) ]] && [[ $SI != 1 ]] && SI=$(( SI - 1 ))
-	 #tput cuu $(( TN ))
-	 tput rc
-	 tput ed
-         #[[ $SI != 1 ]] && tput ed # clear screen
+	 tput cuu $(( TN + OFFSET ))
+         [[ $SI != 1 ]] && tput ed # clear screen
          ;;
 
       "$ad" | "$ad_1")
 	 CP=$(( CP + 1 ))
          [[ $CP == $(( NI + 1 )) ]] && CP=1 && SI=1 
          [[ $CP == $(( SN + SI - 1)) ]] && [[ $TN == $(( SN - 1 )) ]] && SI=$(( SI + 1 ))
-	 #tput cuu $(( TN ))
-	 tput rc
-	 tput ed
-         #[[ $SI != 1 ]] && tput ed # clear screen
-         #[[ $SI = 1 ]] && [[ $CP = 1 ]] && tput ed # clear screen
+	 tput cuu $(( TN + OFFSET )) 
+         [[ $SI != 1 ]] && tput ed # clear screen
+         [[ $SI = 1 ]] && [[ $CP = 1 ]] && tput ed # clear screen
          ;;
 
       "$nl")
-	  #tput cuu $(( TN + OFFSET ))
-	  tput rc 
+	  tput cuu $(( TN + OFFSET ))
           print_diff 
          ;;
 
@@ -270,7 +264,7 @@ do
          ;;
 
       * )
-	 tput cuu $TN
+	 tput cuu $(( TN + OFFSET ))
    esac
 
 done