Add git.sh

scripts/git.sh

@@ -0,0 +1,154 @@
+#!/usr/bin/env bash
+
+current_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+source $current_dir/utils.sh
+
+IFS=' ' read -r -a hide_status <<< $(get_tmux_option "@tmux2k-git-disable-status" "false")
+IFS=' ' read -r -a current_symbol <<< $(get_tmux_option "@tmux2k-git-show-current-symbol" "")
+IFS=' ' read -r -a diff_symbol <<< $(get_tmux_option "@tmux2k-git-show-diff-symbol" "")
+IFS=' ' read -r -a no_repo_message <<< $(get_tmux_option "@tmux2k-git-no-repo-message" "")
+
+# Get added, modified, updated and deleted files from git status
+getChanges()
+{
+   declare -i added=0;
+   declare -i modified=0;
+   declare -i updated=0;
+   declare -i deleted=0;
+
+for i in $(git -C $path status -s)
+
+    do
+      case $i in
+      'A')
+        added+=1
+      ;;
+      'M')
+        modified+=1
+      ;;
+      'U')
+        updated+=1
+      ;;
+      'D')
+       deleted+=1
+      ;;
+
+      esac
+    done
+
+    output=""
+    [ $added -gt 0 ] && output+="${added}  "
+    [ $modified -gt 0 ] && output+=" ${modified}  "
+    [ $updated -gt 0 ] && output+=" ${updated}  "
+    [ $deleted -gt 0 ] && output+=" ${deleted}  "
+
+    echo $output
+}
+
+
+# getting the #{pane_current_path} from tmux2k.sh is no longer possible
+getPaneDir()
+{
+ nextone="false"
+ for i in $(tmux list-panes -F "#{pane_active} #{pane_current_path}");
+ do
+    if [ "$nextone" == "true" ]; then
+       echo $i
+       return
+    fi
+    if [ "$i" == "1" ]; then
+        nextone="true"
+    fi
+  done
+}
+
+
+# check if the current or diff symbol is empty to remove ugly padding
+checkEmptySymbol()
+{
+    symbol=$1
+    if [ "$symbol" == "" ]; then
+        echo "true"
+    else
+        echo "false"
+    fi
+}
+
+# check to see if the current repo is not up to date with HEAD
+checkForChanges()
+{
+    if [ "$(checkForGitDir)" == "true" ]; then
+        if [ "$(git -C $path status -s)" != "" ]; then
+            echo "true"
+        else
+            echo "false"
+        fi
+    else
+        echo "false"
+    fi
+}
+
+# check if a git repo exists in the directory
+checkForGitDir()
+{
+    if [ "$(git -C $path rev-parse --abbrev-ref HEAD)" != "" ]; then
+        echo "true"
+    else
+        echo "false"
+    fi
+}
+
+# return branch name if there is one
+getBranch()
+{
+    if [ $(checkForGitDir) == "true" ]; then
+        echo $(git -C $path rev-parse --abbrev-ref HEAD) 
+    else
+        echo $no_repo_message
+    fi
+}
+
+# return the final message for the status bar
+getMessage()
+{
+    if [ $(checkForGitDir) == "true" ]; then
+        branch="$(getBranch)"
+
+        if [ $(checkForChanges) == "true" ]; then
+
+            changes="$(getChanges)"
+
+            if [ "${hide_status}" == "false" ]; then
+                if [ $(checkEmptySymbol $diff_symbol) == "true" ]; then
+                    echo "${changes} $branch"
+                else
+                    echo "$diff_symbol ${changes} $branch"
+                fi
+            else
+                if [ $(checkEmptySymbol $diff_symbol) == "true" ]; then
+                    echo "$branch"
+                else
+                    echo "$diff_symbol $branch"
+                fi
+            fi
+
+        else
+            if [ $(checkEmptySymbol $current_symbol) == "true" ]; then
+                echo "$branch"
+            else
+                echo "$current_symbol $branch"
+            fi
+        fi
+    else
+        echo $no_repo_message
+    fi
+}
+
+main()
+{
+    path=$(getPaneDir)
+    getMessage
+}
+
+#run main driver program
+main