imrv: style and preview handling

fuzique

@@ -37,6 +37,31 @@ if [ "${1:-}" = "--mpv-toggle-pause" ]; then
   exit 0
 fi
 
+if [ "${1:-}" = "--browse" ]; then
+  rel=${3#"$ROOT/"}
+  d=$(echo "$rel" | awk -F'/' '{ print NF }')
+  if [ "$2" = "l" ]; then
+    if [ "$d" -eq 1 ]; then
+      grep -F "$3/" "$release_file_browse"
+    elif [ "$d" -eq 2 ]; then
+      grep -F "$3/" "$tracks_file_browse"
+    else
+      p=$(echo "$rel" | cut -d '/' -f 1,2)
+      grep -F "$ROOT/$p/" "$tracks_file_browse"
+    fi
+  elif [ "$2" = "h" ]; then
+    if [ "$d" -eq 3 ]; then
+      p=$(echo "$rel" | cut -d '/' -f 1)
+      grep -F "$ROOT/$p/" "$release_file_browse"
+    elif [ "$d" -eq 2 ]; then
+      cat "$artists_file_search"
+    else
+      cat "$artists_file_search"
+    fi
+  fi
+  exit 0
+fi
+
 if [ "${1:-}" = "--prompt" ]; then
   shift
   file="$1"
@@ -44,15 +69,15 @@ if [ "${1:-}" = "--prompt" ]; then
   mode="$1"
   case "$mode" in
   "$MODE_SEARCH")
-    printf "search>  "
+    printf "$SEARCH_PROMPT"
     ;;
   "$MODE_BROWSE")
     rel=${file#"$ROOT/"}
     artist=$(echo "$rel" | cut -d "/" -f 1)
     release=$(echo "$rel" | cut -d "/" -f 2)
     d=$(echo "$rel" | awk -F'/' '{ print NF }')
-    [ "$d" -eq 2 ] && printf " $AFMT 〉  " "$artist"
+    [ "$d" -eq 2 ] && printf "$BROWSE_PROMPT_ARTIST" "$artist"
-    [ "$d" -eq 3 ] && printf " $AFMT 》 $RFMT 〉  " "$artist" "$release"
+    [ "$d" -eq 3 ] && printf "$BROWSE_PROMPT_RELEASE" "$artist" "$release"
     ;;
   "$MODE_PLAYLIST")
     printf ""
@@ -103,7 +128,7 @@ tags_from_file() {
 if [ "${1:-}" = "--show-playlist" ]; then
   count=$(mpv_text '${playlist/count}')
   if [ "$count" -eq 0 ]; then
-    printf "(empty playlist)\t\t%s\n" "$MODE_PLAYLIST"
+    printf "$EMPTY_PLAYLIST_STRING\t\t%s\n" "$MODE_PLAYLIST"
     exit 0
   fi
   pos=$(mpv_text '${playlist-pos}')
@@ -202,10 +227,14 @@ ARTIST_COLOR=${ARTIST_COLOR:-'\033[38;5;202m'}
 RELEASE_COLOR=${RELEASE_COLOR:-'\033[38;5;208m'}
 TRACK_COLOR=${TRACK_COLOR:-'\033[38;5;215m'}
 OFF="\033[m"
-AFMT="${AFTM:-"🎤 ${ARTIST_COLOR}%s${OFF}"}"
+AFMT="${AFMT:-"🎤 ${ARTIST_COLOR}%s${OFF}"}"
 RFMT="${RFMT:-"💽 ${RELEASE_COLOR}%s${OFF}"}"
 TFMT="${TFMT:-"🎵 ${TRACK_COLOR}%s${OFF}"}"
 PLAYLIST_POINTER="${PLAYLIST_POINTER:-👉}"
+EMPTY_PLAYLIST_STRING="${EMPTY_PLAYLIST_STRING:-"\033[38;5;251m(empty playlist)${OFF}"}"
+SEARCH_PROMPT=${SEARCH_PROMPT:-"🔎 search〉"}
+BROWSE_PROMPT_ARTIST="${BROWSE_PROMPT_ARTIST:-"$AFMT 〉"}"
+BROWSE_PROMPT_RELEASE="${BROWSE_PROMPT_RELEASE:-"$AFMT 》 $RFMT 〉"}"
 
 # Modes
 MODE_BROWSE="B"
@@ -215,9 +244,6 @@ MODE_PLAYLIST="P"
 # Make socket
 MPV_SOCKET="$(mktemp --suffix=.sock)"
 
-# Export
-export ROOT MPV_SOCKET AFMT RFMT TFMT PLAYLIST_POINTER MODE_SEARCH MODE_BROWSE MODE_PLAYLIST
-
 # Load
 if [ "${1:-}" = "--reset-cache" ] || [ ! -f "$CACHE_FILE" ]; then
   rm -f "$CACHE_FILE"
@@ -230,19 +256,27 @@ if [ "${1:-}" = "--reset-cache" ] || [ ! -f "$CACHE_FILE" ]; then
 fi
 
 # Parse
-artists_file_browse=$(mktemp)
 artists_file_search=$(mktemp)
 release_file_browse=$(mktemp)
 release_file_search=$(mktemp)
 tracks_file_browse=$(mktemp)
 tracks_file_search=$(mktemp)
+
+# Export
+export ROOT MPV_SOCKET \
+  AFMT RFMT TFMT \
+  PLAYLIST_POINTER EMPTY_PLAYLIST_STRING \
+  SEARCH_PROMPT BROWSE_PROMPT_ARTIST BROWSE_PROMPT_RELEASE \
+  MODE_SEARCH MODE_BROWSE MODE_PLAYLIST \
+  release_file_browse tracks_file_browse \
+  tracks_file_search artists_file_search release_file_search
+
 awk \
   -F'/' \
   -v afmt="$AFMT" \
   -v rfmt="$RFMT" \
   -v tfmt="$TFMT" \
   -v depth="$DEPTH" \
-  -v artists_file_browse="$artists_file_browse" \
   -v release_file_browse="$release_file_browse" \
   -v tracks_file_browse="$tracks_file_browse" \
   -v artists_file_search="$artists_file_search" \
@@ -259,7 +293,6 @@ awk \
 NF >= depth + 1 { ar = sprintf(afmt, $iartist) }
 NF >= depth + 2 { rl = sprintf(rfmt, $irelease) }
 NF >= depth + 3 { tr = $itrack; gsub(/\..*$/, "", tr); tr = sprintf(tfmt, tr) }
-NF == depth + 1 { print ar, $0, mode_browse >> artists_file_browse }
 NF == depth + 2 { print rl, $0, mode_browse >> release_file_browse }
 NF == depth + 3 { print tr, $0, mode_browse >> tracks_file_browse }
 NF == depth + 1 { print               ar, $0, mode_search >> artists_file_search }
@@ -272,12 +305,13 @@ $MPV --no-config --no-terminal --input-ipc-server="$MPV_SOCKET" --idle --no-osc
 $FZF \
   --reverse \
   --ansi \
-  --no-sort \
   --delimiter="\t" \
   --with-nth="{1}" \
   --cycle \
   --bind="ctrl-d:half-page-down,ctrl-u:half-page-up" \
-  --preview-window="down" \
+  --bind="down:preview-down,up:preview-up" \
+  --bind="ctrl-w:toggle-preview-wrap" \
+  --preview-window="right,30%" \
   --preview="$0 --preview {2}" \
   --bind="alt-1:reload:column -t -s '|' -E 0 \"$artists_file_search\"" \
   --bind="alt-2:reload:column -t -s '|' -E 0 \"$release_file_search\"" \
@@ -324,24 +358,12 @@ $FZF \
     fi
     printf \"+transform-prompt:$0 --prompt {2} {3}\"
     " \
-  --bind="ctrl-l:transform:
+  --bind="ctrl-l:reload($0 --browse l {2})+clear-query+pos(1)" \
-    printf \"clear-query+pos(1)\"
+  --bind="ctrl-h:reload($0 --browse h {2})+clear-query+pos(1)" \
-    d=\$(echo {2} | awk -F'/' '{ print NF }')
-    [ \"\$d\" -eq \"$((DEPTH + 1))\" ] && echo \"+reload:grep -F {2}/ \\\"$release_file_browse\\\" | column -t -s '|' || true\"
-    [ \"\$d\" -eq \"$((DEPTH + 2))\" ] && echo \"+reload:grep -F {2}/ \\\"$tracks_file_browse\\\" | column -t -s '|' || true\"
-    " \
-  --bind="ctrl-h:transform:
-    printf \"clear-query+pos(1)\"
-    d=\$(echo {2} | awk -F'/' '{ print NF }')
-    p=\$(echo {2} | rev | cut -d '/' -f 3- | rev)
-    [ \"\$d\" -eq \"$((DEPTH + 3))\" ] && echo \"+reload:grep -F \\\"\$p/\\\" \\\"$release_file_browse\\\" | column -t -s '|' || true\"
-    [ \"\$d\" -eq \"$((DEPTH + 2))\" ] && echo \"+reload:grep -F \\\"\$p/\\\" \\\"$artists_file_browse\\\" | column -t -s '|' || true\"
-    " \
   <"$artists_file_search" || true
 
 printf '{ "command": ["quit"] }\n' | socat - "$MPV_SOCKET"
 rm -f "$MPV_SOCKET" \
-  "$artists_file_browse" \
   "$artists_file_search" \
   "$release_file_browse" \
   "$release_file_search" \