glurp : ré-écriture

bin/glurp

@@ -1,83 +1,81 @@
-#!/bin/bash
-
-declare -A temp_files
-temp_files[command_to_source]=$(mktemp)
-
-clean() {
-    rm -- "${temp_files[@]}"
+#!/usr/bin/env sh
+# Function to print an error in stderr
+perror() {
+  >&2 printf '\033[1;31mERROR:\033[0m \033[1m%s\033[0m\n' "$*"
 }
 
 usage() {
-    cat << EOF
-Usage:
-    glurp full|area clip|file
-EOF
-}
-
-error() {
-    >&2 printf '\033[0m\033[1;31mERROR:\033[0m \033[1m%s\033[0m\n' "$*"
+  name=$(basename "$0")
+
+  printf %s "${name}: usage
+  ${name} f[ull]|a[rea] c[lip]|f[ile]
+  ${name} -h
+"
 }
 
+# Function to throw an error usage
 error_usage() {
-    error "Invalid usage"
+  perror "invalid usage"
   >&2 usage
-}
 
-error_usage_clean() {
-    error_usage
-    clean
+  exit 1
 }
 
 screenshot_path() {
-    local path
-    if [ -n "$1" ]; then
-        path="$1"
+  if [ -d "$XDG_RUNTIME_DIR" ]; then
+    base=${XDG_RUNTIME_DIR}/screenshots
   else
-        path=.
+    base=/tmp/${USER}-screenshots
   fi
-    mkdir -p "$path"
-    printf '%sscreenshot-%s.png' "${path}/" "$(date +%Y_%m_%d_%H_%M_%S_%N)"
+
+  # I literally know, shellcheck
+  # shellcheck disable=2174
+  mkdir -p -m 700 -- "$base"
+
+  printf %s "${base}/screenshot-$(date +%Y%m%d_%H%M%S%N).png"
 }
 
-trap error_usage_clean EXIT
-set -e
-
-slurp=()
-grim_args=()
-wl_copy=()
-
-case "$1" in
-    full)
-        :
+while getopts :h opt; do
+  case "$opt" in
+    h)
+      usage
+      exit 0
       ;;
-    area)
-        slurp+=(slurp \|)
-        grim_args+=(-g -)
-        ;;
-    *)
-        false
+    ?)
+      error_usage
       ;;
   esac
-shift
+done
 
+# Initial variables
+slurp=
+grim="grim -t png"
+clipboard=
+
+# f* = full, a* = area
 case "$1" in
-    clip)
-        wl_copy+=(\| wl-copy -t image/png)
-        grim_args+=(-)
-        ;;
-    file)
-        grim_args+=("$(screenshot_path "${XDG_RUNTIME_DIR:-/tmp/$(whoami)}/screenshots")")
-        ;;
-    *)
-        false
+  f*) : ;;
+  a*)
+    slurp="slurp |"
+    grim="${grim} -g -"
     ;;
+  *) error_usage ;;
 esac
-shift
 
-cat > "${temp_files[command_to_source]}" << EOF
-${slurp[@]} grim ${grim_args[@]} ${@} ${wl_copy[@]}
-EOF
+# c* = clip, f* = file
+case "$2" in
+  c*)
+    grim="${grim} -o -"
+    clipboard="| wl-copy -t image/png"
+    ;;
+  f*)
+    grim="${grim} -o '$(screenshot_path)'"
+    ;;
+  *) error_usage ;;
+esac
 
-trap clean EXIT
-
-sh -s < "${temp_files[command_to_source]}"
+set -- sh -c "${slurp} ${grim} ${clipboard}"
+set -x
+#: "$@"
+#exit
+exec "$@"