Rename wallpapers_preview to wallpaper_review

[khome.git] / home / bin / wallpapers_preview

diff --git a/home/bin/wallpapers_preview b/home/bin/wallpapers_preview
deleted file mode 100755 (executable)
index 34d98d7..0000000
--- a/home/bin/wallpapers_preview
+++ /dev/null
@@ -1,112 +0,0 @@
-#! /bin/bash
-
-### XXX Chose not to 'set -e' because arithmetic evaluation can cause a non-zero exit.
-### XXX Chose not to 'set -u' because unset params ($1, $2, ...) cause failures.
-### Solutions to the above are ugly.
-
-declare -a paths
-declare -i n=0
-
-read_command() {
-    local char
-
-    read -rsn 1 char
-    case "$char" in
-        q | Q) echo 'CMD_QUIT';;
-        h | H) echo 'CMD_MOVE_BACK';;
-        l | L) echo 'CMD_MOVE_FORWARD';;
-        f | F) echo 'CMD_FAVORITE_ADD';;
-        r | R) echo 'CMD_FAVORITE_REMOVE';;
-        s | S) echo 'CMD_SET_CURRENT';;
-            *) echo 'CMD_UKNOWN';;
-    esac
-}
-
-paths_set() {
-    local path
-
-    while read -r path
-    do
-        if file "$path" | grep 'image data' > /dev/null
-        then
-            (( n++ ))
-            # \r jumps to the beginning of the line:
-            printf '\rFound %d images.' "$n" >&2
-            paths["$(( n - 1 ))"]="$path"
-        fi
-    done
-    printf '\n' >&2
-}
-
-paths_set_from_dir_find() {
-    paths_set < <(find "$1" -type f)
-}
-
-paths_set_from_favs() {
-    paths_set < <(sort -k 2 "$FILE_WALLPAPER_FAVS" | awk '{sub("^" $1 " +", ""); print}')
-}
-
-set_wallpaper() {
-    local -ri i="$1"
-    local -r path="$2"
-
-    printf '%d of %d %s\n' "$(( i + 1 ))" "$n" "$path"
-    feh --bg-scale "$path"
-}
-
-paths_preview() {
-    local -i i=0
-    local path="${paths[$i]}"
-
-    set_wallpaper "$i" "$path"
-
-    while :
-    do
-        if [[ "${paths[$i]}" != "$path" ]]
-        then
-            path="${paths[$i]}"
-            set_wallpaper "$i" "$path"
-        fi
-
-        case "$(read_command)" in
-            CMD_QUIT)
-                exit 0;;
-            CMD_MOVE_BACK)
-                (( i = i == 0 ? (n - 1) : i - 1));;
-            CMD_MOVE_FORWARD)
-                (( i = (i + 1) % n ));;
-            CMD_FAVORITE_ADD)
-                printf 'Adding to favorites set: "%s"\n' "$path" >&2
-                wallpaper_fav;;
-            CMD_FAVORITE_REMOVE)
-                printf 'Removing from favorites set: "%s"\n' "$path" >&2
-                digest=$(sha256sum "$path" | awk '{print $1}')
-                grep -v "$digest" "$FILE_WALLPAPER_FAVS" \
-                | sort -u \
-                | sponge "$FILE_WALLPAPER_FAVS"
-                ;;
-            CMD_SET_CURRENT)
-                printf 'Setting as current: "%s"\n' "$path" >&2
-                echo "$path" > "$FILE_WALLPAPER_CURR";;
-            CMD_UKNOWN)
-                continue;;
-        esac
-    done
-}
-
-main() {
-    case "$1" in
-        f | fav) paths_set_from_favs;;
-        d | dir) paths_set_from_dir_find "$2";;
-        a | all) paths_set_from_dir_find "$DIR_WALLPAPERS";;
-        '')
-            paths_set_from_dir_find "$DIR_WALLPAPERS";;
-        *)
-            printf 'Error: unknown source "%s"\n' "$1" >&2
-            exit 1;;
-    esac
-
-    paths_preview
-}
-
-main "$@"