From c4ae2519dc8238390624af05602c364b39b5b77d Mon Sep 17 00:00:00 2001
From: eug-vs <eug-vs@keemail.me>
Date: Thu, 10 Dec 2020 18:32:12 +0300
Subject: feat: bind all movements to Super+hjkl

---
 .local/bin/tmux_sys_win_aware_navigation.sh | 115 ++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100755 .local/bin/tmux_sys_win_aware_navigation.sh

(limited to '.local/bin/tmux_sys_win_aware_navigation.sh')

diff --git a/.local/bin/tmux_sys_win_aware_navigation.sh b/.local/bin/tmux_sys_win_aware_navigation.sh
new file mode 100755
index 0000000..4fed4ae
--- /dev/null
+++ b/.local/bin/tmux_sys_win_aware_navigation.sh
@@ -0,0 +1,115 @@
+#!/bin/bash
+
+#export PS4="\$LINENO: "     # Prints out the line number being executed by debug
+#set -xv                     # Turn on debugging
+
+exists_another_pane_in_direction() {
+    local direction=$1
+    local result=1 #false
+
+    local paneList=$(
+        tmux list-panes -F '#{pane_top} #{pane_left} #{?pane_active,active,} '
+    )
+
+    local paneActive=$(
+        echo "$paneList" | \
+        grep 'active' | \
+        tr -s ' '
+    )
+
+    local paneNoActive=$(
+        echo "$paneList" | \
+        grep -v 'active'
+    )
+
+    local paneActiveTop="$(echo "$paneActive" | cut -d' ' -f1)"
+    local paneActiveLeft="$(echo "$paneActive" | cut -d' ' -f2)"
+
+    while read -r line; do
+        local left="$(echo "$line" | cut -d' ' -f2 | tr -d "[:blank:]" | tr -d "\n")"
+        local top="$(echo "$line" | cut -d' ' -f1)"
+
+        if [ "$top" = '' ] && [ "$left" = '' ]; then
+            break # There is not other window
+        fi
+
+        if [ "$direction" = 'up' ]
+        then
+
+            if [ "$top" -lt "$paneActiveTop" ] && [ "$left" -eq "$paneActiveLeft" ]
+            then
+                local result=0 #true
+                break
+            fi
+        fi
+
+        if [ "$direction" = 'right' ]
+        then
+
+            if [ "$left" -gt "$paneActiveLeft" ]
+            then
+                local result=0 #true
+                break
+            fi
+        fi
+
+        if [ "$direction" = 'down' ]
+        then
+            if [ "$top" -gt "$paneActiveTop" ] && [ "$left" -eq "$paneActiveLeft" ]
+            then
+                local result=0 #true
+                break
+            fi
+        fi
+
+        if [ "$direction" = 'left' ]
+        then
+            if [ "$left" -lt "$paneActiveLeft" ]
+            then
+                local result=0 #true
+                break
+            fi
+        fi
+    done <<< "$paneNoActive"
+
+    echo "$result"
+}
+
+dir=$1 #direction
+mode=$2 #if value  = "tmux-only", navigation shortcuts won't apply in system's window scope
+        # ....so this script won't be used and navigation will be handled by tmux only
+
+if [ "$dir" = "up" ]
+then
+    tmuxArg="U"
+elif [ "$dir" = "right" ]
+then
+    tmuxArg="R"
+elif [ "$dir" = "down" ]
+then
+    tmuxArg="D"
+elif [ "$dir" = "left" ]
+then
+    tmuxArg="L"
+else
+    echo -e "Invalid dirrection parameter supplied\nUsage: tmux_sys_win_aware_navigation up|right|down|left"
+    exit 1
+fi
+
+if [ "$mode" = "tmux-only" ]
+then
+    tmux select-pane -$tmuxArg
+    exit 0
+fi
+
+exists=$(exists_another_pane_in_direction $dir)
+
+
+if [ $exists = '0' ]
+then
+    tmux select-pane -$tmuxArg
+else
+    i3-msg -q focus $dir
+fi
+exit 0
+#set +xv #end of debug
-- 
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