cute bash functions

.zshrc

@@ -1,6 +1,7 @@
 ### ENVVARS
 # zmodload zsh/zprof # for profiling, also uncomment last line
 
+
 source "$HOME/.zprofile"
 source "$HOME/.config/user-dirs.dirs"
 export TIMEFMT=$'\nreal\t%E\nuser\t%U\nsys\t%S\ncpu\t%P'
@@ -18,6 +19,7 @@ export VISUAL=$(which nvim)
 
 
 ### Aliases
+alias e="eza -la"
 alias l="lsd -lah   --date \"$DATEFMT\" --hyperlink=auto"
 alias ll="lsd -lh   --date \"$DATEFMT\" --hyperlink=auto"
 alias la="lsd -a    --date \"$DATEFMT\" --hyperlink=auto"
@@ -50,7 +52,9 @@ alias bell="tput bel"
 alias fd=fdfind
 alias nobak="touch .nobackup"
 alias securerm="shred -zun 100"
-# alias shutdown="confirm shutdown"
+alias mkpatch="diff -Naru"
+alias shrug="echo -ne ¯\\\_(ツ)_/¯"
+alias bak=backup
 
 ### Functions
 function random() {
@@ -128,6 +132,123 @@ function confirm-important() {
 		echo "aborting"
 	fi
 }
+function writepatch() {
+	target=$1
+	fname=$(basename $target)
+	mkdir -p a b
+	cp -r $target a
+	cp -r $target b
+	nvim b/$fname
+	diff -Naru --color='auto' a/$fname b/$fname
+}
+backup() {
+    local compress=0
+    local src=""
+
+    # Parse options
+    while getopts "z" opt; do
+        case $opt in
+            z) compress=1 ;;
+            *) echo "Usage: backup [-z] file_or_dir"; return 1 ;;
+        esac
+    done
+    shift $((OPTIND-1))
+
+    # Get source file/dir after option processing
+    src="$1"
+    if [ -z "$src" ]; then
+        echo "Error: no source specified"
+        return 1
+    fi
+
+    # Check if source exists
+    if [ ! -e "$src" ]; then
+        echo "Error: $src does not exist"
+        return 1
+    fi
+
+    # Create backup based on type and options
+    if [ $compress -eq 1 ]; then
+        tar -I zstd -cf "${src}.tar.zstd" "$src"
+    elif [ -d "$src" ]; then
+        cp -r "$src" "${src}.bak.d"
+    else
+        cp "$src" "${src}.bak"
+    fi
+}
+restore() {
+    local remove=0
+
+    # Parse options
+    while getopts "r" opt; do
+        case $opt in
+            r) remove=1 ;;
+            *) echo "Usage: restore [-r] backup_file"; return 1 ;;
+        esac
+    done
+    shift $((OPTIND-1))
+
+    # Check if argument was provided
+    local src="$1"
+    if [ -z "$src" ]; then
+        echo "Error: no backup file specified"
+        echo "Usage: restore [-r] backup_file"
+        return 1
+    fi
+
+    # Check if source exists
+    if [ ! -e "$src" ]; then
+        echo "Error: $src does not exist"
+        return 1
+    fi
+
+    # Function to handle overwrite confirmation
+    confirm_overwrite() {
+        echo -n "$1 already exists. Overwrite? [y/N] "
+        read answer
+        [[ $answer =~ ^[Yy] ]]
+        return $?
+    }
+
+    # Determine backup type and restore accordingly
+    if [[ "$src" == *.tar.zstd ]]; then
+        local dest="${src%.tar.zstd}"
+        if [ -e "$dest" ]; then
+            if ! confirm_overwrite "$dest"; then
+                echo "Restore cancelled"
+                return 1
+            fi
+            rm -rf "$dest"
+        fi
+        tar -I zstd -xf "$src"
+        [ $remove -eq 1 ] && rm "$src"
+    elif [[ "$src" == *.bak.d ]]; then
+        local dest="${src%.bak.d}"
+        if [ -e "$dest" ]; then
+            if ! confirm_overwrite "$dest"; then
+                echo "Restore cancelled"
+                return 1
+            fi
+            rm -rf "$dest"
+        fi
+        cp -r "$src" "$dest"
+        [ $remove -eq 1 ] && rm -rf "$src"
+    elif [[ "$src" == *.bak ]]; then
+        local dest="${src%.bak}"
+        if [ -e "$dest" ]; then
+            if ! confirm_overwrite "$dest"; then
+                echo "Restore cancelled"
+                return 1
+            fi
+            rm -f "$dest"
+        fi
+        cp "$src" "$dest"
+        [ $remove -eq 1 ] && rm "$src"
+    else
+        echo "Error: $src is not a recognized backup format"
+        return 1
+    fi
+}
 
 
 ### ---- zsh options -------------------------------------
@@ -304,7 +425,6 @@ function load_nvm() {
 # gpg is cool actually
 
 # crypto stuff with my gpg keys
-export IDENTITY="Christoph J. Scherr <software@cscherr.de>"
 export KEY_TYPE=ed25519
 export KEYID=0E777B31ACC5B69B7096C050A466E5C5D6792EE9
 gpgencrypt() {