added new new

src/awk/dayview.awk

@@ -0,0 +1,47 @@
+# 11:00|13:00|1748422800|1748430000|fpath|desc...
+# 00:00|00:00|1748296800|1748383200|fpath|desc...
+function allday(desc) {
+  return ITALIC FAINT "    (allday)    " OFF desc
+}
+function endstoday(stop, desc) {
+  return CYAN "      -- " stop OFF ": " desc
+}
+function slice(start, stop, desc) {
+  if (stop == "00:00")
+    return CYAN start " --      " OFF ": " desc
+  else
+    return CYAN start OFF " -- " CYAN stop OFF ": " desc
+}
+function hrline(hour) {
+  hour = hour < 10 ? "0"hour : hour
+  print hour, "", "", "", FAINT hour ":00           ----------------------" OFF
+}
+function hrlines(start, stop, h,    starth, stoph, tmp, i) {
+  starth = substr(start, 1, 2)
+  stoph = substr(stop, 1, 2)
+  tmp = substr(start, 4, 2) == "00" ? 0 : 1
+  for (i=h; i < starth + tmp; i++)
+    hrline(i)
+  tmp = substr(stop, 4, 2) == "00" ? 0 : 1
+  return stoph + tmp
+}
+BEGIN {
+  FS = "|"
+  GREEN = "\033[1;32m"
+  RED = "\033[1;31m"
+  WHITE = "\033[1;97m"
+  CYAN = "\033[1;36m"
+  ITALIC = "\033[3m"
+  FAINT = "\033[2m"
+  OFF = "\033[m"
+  OFS = "|"
+}
+$1 == "00:00" && $2 == "00:00" { print $1, $3, $4, $5, allday($6);        next }
+$1 == "00:00"                  { print $1, $3, $4, $5, endstoday($2, $6); next }
+$1 ~ /^[0-9]{2}:[0-9]{2}$/     {
+  daystart = hrlines($1, $2, daystart,    starth, stoph, tmp, i)
+  print $1, $3, $4, $5, slice($1, $2, $6)
+}
+END {
+  hrlines(dayend":00", 0, daystart,    starth, stoph, tmp, i)
+}

src/awk/get.awk

@@ -0,0 +1,18 @@
+# print content of field `field`
+BEGIN                     { FS = ":"; regex = "^" field; }
+/^BEGIN:VEVENT$/ { inside = 1 }
+/^END:VEVENT$/ { exit }
+$0 ~ regex                { content = $0;                    next; }
+/^ / && content           { content = content substr($0, 2); next; }
+/^[^ ]/ && content        { exit }
+END {
+  if (!inside) { exit }
+  # Process content line
+  content = substr(content, index(content, ":") + 1);
+  gsub("\\\\n",    "\n", content);
+  gsub("\\\\N",    "\n", content);
+  gsub("\\\\,",    ",",  content);
+  gsub("\\\\;",    ";",  content);
+  gsub("\\\\\\\\", "\\", content);
+  print content;
+}

src/awk/lines.awk

@@ -48,7 +48,7 @@ function title(start, summary) {
   depth = split(FILENAME, path, "/");
   collection = depth > 1 ? path[depth-1] : "";
   collection = collection in collection2label ? collection2label[collection] : collection;
-  return FAINT "~ " collection " " gensub(/^[^0-9]*([0-9]{4})([0-9]{2}).*$/, "\\1-\\2", "1", start) " " summary "                                                                                                                                                                                                                                                 ;" start OFF
+  return FAINT "~ " collection " " gensub(/^[^0-9]*([0-9]{4})([0-9]{2}).*$/, "\\1-\\2", "1", start) " " summary OFF
 }
 
 BEGIN                 { 
@@ -69,7 +69,7 @@ BEGIN                 {
   OFF = "\033[m";
 }
 BEGINFILE             { inside = 0; rs = 0; dur = 0; summary = ""; start = "ERROR"; end = "ERROR" }
-/^END:VEVENT/         { print start, dur ? start " " end : end, title(start, summary), fn(FILENAME,    n, a); nextfile }
+/^END:VEVENT/         { print "~", start, dur ? start " " end : end, title(start, summary), fn(FILENAME,    n, a); nextfile }
 /^DTSTART/ && inside  { start = parse(    dt) }
 /^DTEND/ && inside    { end = parse(    dt) }
 /^DURATION/ && inside { end = parse_duration(    dt, dta, i, n, a, seps); dur = 1 }

src/awk/merge.awk

@@ -11,7 +11,7 @@ NR == FNR {
   if (from[FNR] > to[FNR])
     print "FNR", FNR, ":", from[FNR],"-",to[FNR], "    ",$0;
   for(i=from[FNR]; i<=to[FNR]; i++) {
-    week[i] = week[i] ? week[i] ";" $4 : $4
+    week[i] = week[i] " " $5
   }
 }
-END { for (i in week) print i, week[i]; }
+END { for (i in week) print i week[i]; }

src/awk/new.awk

@@ -0,0 +1,99 @@
+function escape(str)
+{
+  gsub("\\\\", "\\\\", str);
+  gsub(";",  "\\\\;",    str);
+  gsub(",",  "\\\\,",    str);
+}
+
+function print_fold(nameparam, content,    i, s)
+{
+  i = 74 - length(nameparam);
+  s = substr(content, 1, i);
+  print nameparam s;
+  s = substr(content, i+1, 73);
+  i = i + 73;
+  while (s)
+  {
+    print " " s;
+    s = substr(content, i+1, 73);
+    i = i + 73;
+  }
+}
+
+BEGIN { 
+  FS=":"; 
+  zulu = strftime("%Y%m%dT%H%M%SZ", systime(), 1);
+}
+desc { desc = desc "\\n" $0; next; }
+{
+  from = substr($0, 1, 6) == "::: |>" ? substr($0, 8) : "";
+  getline
+  to = substr($0, 1, 6) == "::: <|" ? substr($0, 8) : "";
+  getline
+  summary = substr($0, 1, 2) == "# " ? substr($0, 3) : ""
+  getline # This line should be empty
+  getline # First line of description
+  desc = $0;
+  next;
+}
+END {
+  # Sanitize input
+  # If nanoseconds are not 0, then we assume user enterd "tomorrow" or
+  # something the like, and we make this a date entry, as opposed to a
+  # date-time entry.
+  from = from ? from : "now"
+  cmd = "date -d \"" from "\" +\"%N\"";
+  cmd | getline t
+  close(cmd)
+  t = t + 0
+  print "fromnano="t
+  if (t == 0) {
+    print "ok, DATE-TIME type"
+    from_type = "DATE-TIME"
+    cmd = "date -d \"" from "\" +\"@%s\" | xargs date -u +\"%Y%m%dT%H%M00Z\" -d"
+  } else {
+    print "ok, DATE type"
+    from_type = "DATE"
+    cmd = "date -d \"" from "\" +\"%Y%m%d\"";
+  }
+  cmd | getline from
+  close(cmd)
+  print "FROM="from
+  #
+  to = to ? to : "now"
+  cmd = "date -d \"" to "\" +\"%N\"";
+  cmd | getline t
+  close(cmd)
+  t = t + 0
+  if (t == 0) {
+    to_type = "DATE-TIME"
+    cmd = "date -d \"" to "\" +\"@%s\" | xargs date -u +\"%Y%m%dT%H%M00Z\" -d"
+  } else {
+    to_type = "DATE"
+    cmd = "date -d \"" to "\" +\"%Y%m%d\"";
+  }
+  cmd | getline to
+  close(cmd)
+  escape(summary);
+  escape(desc);
+
+  # print ical
+  print "BEGIN:VCALENDAR";
+  print "VERSION:2.0";
+  print "CALSCALE:GREGORIAN";
+  print "PRODID:-//fab//awk//EN";
+  print "BEGIN:VEVENT"
+  print "DTSTAMP:" zulu;
+  print "UID:" uid;
+  print "CLASS:PRIVATE";
+  print "CREATED:" zulu;
+  print "SEQUENCE:1";
+  print "LAST-MODIFIED:" zulu;
+  print "STATUS:FINAL";
+  print "DTSTART;VALUE=" from_type ":" from
+  print "DTEND;VALUE=" to_type ":" to
+  if (summary)    print_fold("SUMMARY:",     summary,       i, s);
+  if (desc)       print_fold("DESCRIPTION:", desc,          i, s);
+  print "END:VEVENT"
+  print "END:VCALENDAR"
+}

src/awk/parse.awk

@@ -38,8 +38,10 @@ function print_data(start, dur, end, summary,    cmd, collection) {
   gsub("\\\\;",    ";",  summary);
   gsub("\\\\\\\\", "\\", summary);
   depth = split(FILENAME, path, "/");
+  fpath = path[depth-1] "/" path[depth]
   collection = depth > 1 ? path[depth-1] : "";
   collection = collection in collection2label ? collection2label[collection] : collection;
+  collection = collection2label[path[depth-1]]
   end = dur ? start " " end : end
   cmd = "date -d '" start "' +\"%s\""
   cmd | getline start
@@ -47,7 +49,7 @@ function print_data(start, dur, end, summary,    cmd, collection) {
   cmd = "date -d '" end "' +\"%s\""
   cmd | getline end
   close(cmd)
-  print start, end, collection, summary
+  print start, end, fpath, collection, summary
 }
 
 BEGIN                 { 
@@ -58,13 +60,6 @@ BEGIN                 {
     split(mapping[map], m, "=");
     collection2label[m[1]] = m[2];
   }
-  # Colors
-  GREEN = "\033[1;32m";
-  RED = "\033[1;31m";
-  WHITE = "\033[1;97m";
-  CYAN = "\033[1;36m";
-  FAINT = "\033[2m";
-  OFF = "\033[m";
 }
 /^END:VEVENT/ && inside { print_data(start, dur, end, summary,    cmd, collection); exit }
 /^DTSTART/ && inside  { start = parse(    dt) }

src/awk/update.awk

@@ -0,0 +1,101 @@
+function getcontent(content_line, prop)
+{
+  return substr(content_line[prop], index(content_line[prop], ":") + 1);
+}
+
+function escape(str)
+{
+  gsub("\\\\", "\\\\", str);
+  gsub(";",  "\\\\;",    str);
+  gsub(",",  "\\\\,",    str);
+}
+
+function print_fold(nameparam, content,    i, s)
+{
+  i = 74 - length(nameparam);
+  s = substr(content, 1, i);
+  print nameparam s;
+  s = substr(content, i+1, 73);
+  i = i + 73;
+  while (s)
+  {
+    print " " s;
+    s = substr(content, i+1, 73);
+    i = i + 73;
+  }
+}
+
+BEGIN { 
+  FS=":";
+  zulu = strftime("%Y%m%dT%H%M%SZ", systime(), 1);
+}
+
+ENDFILE { 
+  if (NR == FNR)
+  {
+    # If nanoseconds are not 0, then we assume user enterd "tomorrow" or
+    # something the like, and we make this a date entry, as opposed to a
+    # date-time entry.
+    from = from ? from : "now"
+    cmd = "date -d \"" from "\" +\"%N\"";
+    cmd | getline t
+    close(cmd)
+    t = t + 0
+    if (t == 0) {
+      from_type = "DATE-TIME"
+      cmd = "date -d \"" from "\" +\"@%s\" | xargs date -u +\"%Y%m%dT%H%M00Z\" -d"
+    } else {
+      from_type = "DATE"
+      cmd = "date -d \"" from "\" +\"%Y%m%d\"";
+    }
+    cmd | getline from
+    close(cmd)
+    #
+    to = to ? to : "now"
+    cmd = "date -d \"" to "\" +\"%N\"";
+    cmd | getline t
+    close(cmd)
+    t = t + 0
+    if (t == 0) {
+      to_type = "DATE-TIME"
+      cmd = "date -d \"" to "\" +\"@%s\" | xargs date -u +\"%Y%m%dT%H%M00Z\" -d"
+    } else {
+      to_type = "DATE"
+      cmd = "date -d \"" to "\" +\"%Y%m%d\"";
+    }
+    cmd | getline to
+    close(cmd)
+  }
+  escape(summary);
+  escape(desc);
+}
+
+NR == FNR && desc { desc = desc "\\n" $0; next; }
+NR == FNR {
+  from = substr($0, 1, 6) == "::: |>" ? substr($0, 8) : "";
+  getline
+  to = substr($0, 1, 6) == "::: <|" ? substr($0, 8) : "";
+  getline
+  summary = substr($0, 1, 2) == "# " ? substr($0, 3) : ""
+  getline # This line should be empty
+  getline # First line of description
+  desc = $0;
+  next;
+}
+
+/^BEGIN:VEVENT$/                                              { inside = 1; print; next }
+/^X-ALT-DESC/ && inside                                       { next } # drop this alternative description
+/^ / && inside                                                { next } # drop this folded line (the only content with folded lines will be updated)
+/^(DTSTART|DTEND|SUMMARY|CATEGORIES|DESCRIPTION|LAST-MODIFIED)/ && inside { next } # skip for now, we will write updated fields at the end
+/^SEQUENCE/ && inside                                         { seq = $2; next } # store sequence number and skip
+/^END:VEVENT$/ {
+  seq = seq ? seq + 1 : 1
+  print "SEQUENCE:" seq
+  print "LAST-MODIFIED:" zulu
+  print "DTSTART;VALUE=" from_type ":" from
+  print "DTEND;VALUE=" to_type ":" to
+  print_fold("SUMMARY:",     summary,       i, s)
+  print_fold("DESCRIPTION:", desc,          i, s)
+  inside = ""
+}
+{ print }

src/awk/weekview.awk

@@ -8,12 +8,13 @@ BEGIN {
   CYAN = "\033[1;36m";
   FAINT = "\033[2m";
   OFF = "\033[m";
+  OFS = "|"
 }
 /^[0-7] 00:00 -- 00:00/ { dayline = dayline " " c(); next }
 /^[0-7] 00:00 -- / { dayline = dayline " <-|" $4 " " c(); next }
 /^[0-7] [0-9]{2}:[0-9]{2} -- 00:00/ { dayline = dayline " " $2 "|-> " c(); next }
 /^[0-7] [0-9]{2}:[0-9]{2} -- [0-9]{2}:[0-9]{2}/ { dayline = dayline " " $2 " - " $4 " " c(); next }
-/^[0-7]$/ && dayline { print dayline "                                                                                                                                                                                                                  ;" startofweek " +" $0 " days"; }
+/^[0-7]$/ && dayline { print "+", startofweek " +" $0-1 " days", "", dayline; }
 /^[0-7]$/ {
   cmd = "date -d '" startofweek " +" $0 " days' +\"%a %e %b %Y\"";
   cmd | getline dayline;

src/main.sh

@@ -25,6 +25,11 @@ if [ -z "${FZF_VCAL_USE_EXPORTED:-}" ]; then
   export SYNC_CMD
   export COLLECTION_LABELS
 
+  DAY_START=${DAY_START:-8}
+  DAY_END=${DAY_END:-18}
+  export DAY_START
+  export DAY_END
+
   # Tools
   if command -v "fzf" >/dev/null; then
     FZF="fzf"
@@ -73,22 +78,52 @@ EOF
   )
   export AWK_PARSE
 
-  AWK_WEEKS=$(
-    cat <<'EOF'
-@@include src/awk/weeks.awk
-EOF
-  )
-  export AWK_WEEKS
-
   AWK_WEEKVIEW=$(
     cat <<'EOF'
 @@include src/awk/weekview.awk
 EOF
   )
   export AWK_WEEKVIEW
+
+  AWK_DAYVIEW=$(
+    cat <<'EOF'
+@@include src/awk/dayview.awk
+EOF
+  )
+  export AWK_DAYVIEW
+
+  AWK_GET=$(
+    cat <<'EOF'
+@@include src/awk/get.awk
+EOF
+  )
+  export AWK_GET
+
+  AWK_UPDATE=$(
+    cat <<'EOF'
+@@include src/awk/update.awk
+EOF
+  )
+  export AWK_UPDATE
+
+  AWK_NEW=$(
+    cat <<'EOF'
+@@include src/awk/new.awk
+EOF
+  )
+  export AWK_NEW
   ### END OF AWK SCRIPTS
-  FZF_VJOUR_USE_EXPORTED="yes"
-  export FZF_VJOUR_USE_EXPORTED
+
+  ## Colors
+  export GREEN="\033[1;32m"
+  export RED="\033[1;31m"
+  export WHITE="\033[1;97m"
+  export CYAN="\033[1;36m"
+  export ITALIC="\033[3m"
+  export FAINT="\033[2m"
+  export OFF="\033[m"
+
+  export FZF_VJOUR_USE_EXPORTED="yes"
 fi
 
 __load_approx_data() {
@@ -100,23 +135,71 @@ __load_approx_data() {
 }
 
 __load_weeks() {
-  dates=$(awk -F'|' '{ print $1; print $2 }' "$APPROX_DATA_FILE")
+  dates=$(awk -F'|' '{ print $2; print $3 }' "$APPROX_DATA_FILE")
   file_dates=$(mktemp)
   echo "$dates" | date --file="/dev/stdin" +"%s" >"$file_dates"
   awk "$AWK_MERGE" "$file_dates" "$APPROX_DATA_FILE"
   rm "$file_dates"
 }
 
+__show_day() {
+  weeknr=$(date -d "$DISPLAY_DATE" +"%s")
+  weeknr=$(((weeknr - 259200) / 604800)) # shift, because epoch origin is a Thursday
+  files=$(grep "^$weeknr " "$WEEKLY_DATA_FILE" | cut -d " " -f 2-)
+  # Find relevant files in list of week files
+  sef=$({
+    set -- $files
+    for file in "$@"; do
+      file="$ROOT/$file"
+      awk \
+        -v collection_labels="$COLLECTION_LABELS" \
+        "$AWK_PARSE" "$file"
+    done
+  })
+  if [ -n "$sef" ]; then
+    today=$(date -d "$DISPLAY_DATE" +"%D")
+    sef=$(echo "$sef" | while IFS= read -r line; do
+      set -- $line
+      starttime="$1"
+      shift
+      endtime="$1"
+      shift
+      fpath="$(echo "$1" | sed 's/|/ /g')" # we will use | as delimiter (need to convert back!)
+      shift
+      description="$(echo "$*" | sed 's/|/:/g')" # we will use | as delimiter
+      #
+      daystart=$(date -d "$today 00:00:00" +"%s")
+      dayend=$(date -d "$today 23:59:59" +"%s")
+      line=""
+      if [ "$starttime" -gt "$daystart" ] && [ "$starttime" -lt "$dayend" ]; then
+        s=$(date -d "@$starttime" +"%R")
+      elif [ "$starttime" -le "$daystart" ] && [ "$endtime" -gt "$daystart" ]; then
+        s="00:00"
+      else
+        continue
+      fi
+      if [ "$endtime" -gt "$daystart" ] && [ "$endtime" -lt "$dayend" ]; then
+        e=$(date -d "@$endtime" +"%R")
+      elif [ "$endtime" -ge "$dayend" ] && [ "$starttime" -lt "$dayend" ]; then
+        e="00:00"
+      else
+        continue
+      fi
+      echo "$s|$e|$starttime|$endtime|$fpath|$description"
+    done)
+  fi
+  echo "$sef" | sort -n | awk -v daystart="$DAY_START" -v dayend="$DAY_END" "$AWK_DAYVIEW"
+}
+
 __list() {
   weeknr=$(date -d "$DISPLAY_DATE" +"%s")
   weeknr=$(((weeknr - 259200) / 604800)) # shift, because epoch origin is a Thursday
-  files=$(grep "^$weeknr " "$WEEKLY_DATA_FILE" | cut -d " " -f 2)
+  files=$(grep "^$weeknr " "$WEEKLY_DATA_FILE" | cut -d " " -f 2-)
   dayofweek=$(date -d "$DISPLAY_DATE" +"%u")
   delta=$((1 - dayofweek))
   startofweek=$(date -d "$DISPLAY_DATE -$delta days" +"%D")
   # loop over files
   sef=$({
-    IFS=';'
     set -- $files
     for file in "$@"; do
       file="$ROOT/$file"
@@ -132,6 +215,8 @@ __list() {
       shift
       endtime="$1"
       shift
+      #fpath="$1"
+      shift
       description="$*"
       for i in $(seq 0 7); do
         daystart=$(date -d "$startofweek +$i days 00:00:00" +"%s")
@@ -165,59 +250,259 @@ __list() {
   #  LC_ALL=c xargs -I {} date -d "{}" +"%a %e %b %Y"
 }
 
-if [ -z "${APPROX_DATA_FILE:-}" ]; then
-  echo "GOING TO LOAD"
+__canonical_datetime_hm() {
+  s="$1"
+  t=$(date -d "@$s" +"%R")
+  dfmt="%F"
+  if [ "$t" != "00:00" ]; then
+    dfmt="$dfmt %R"
+  fi
+  date -d "@$s" +"$dfmt"
+}
+
+__canonical_datetime() {
+  s="$1"
+  shift
+  t=$(date -d "@$s" +"%R")
+  dfmt="$*%e %b %Y"
+  if [ "$t" != "00:00" ]; then
+    dfmt="$dfmt %R %Z"
+  fi
+  date -d "@$s" +"$dfmt"
+}
+
+__edit() {
+  start=$(__canonical_datetime_hm "$1")
+  end=$(__canonical_datetime_hm "$2")
+  fpath="$3"
+  summary=$(awk -v field="SUMMARY" "$AWK_GET" "$fpath")
+  description=$(awk -v field="DESCRIPTION" "$AWK_GET" "$fpath")
+  filetmp=$(mktemp --suffix='.md')
+  (
+    echo "::: |> $start"
+    echo "::: <| $end"
+    echo "# $summary"
+    echo ""
+    echo "$description"
+  ) >"$filetmp"
+  checksum=$(cksum "$filetmp")
+  $EDITOR "$filetmp" >/dev/tty
+
+  # Update only if changes are detected
+  if [ "$checksum" != "$(cksum "$filetmp")" ]; then
+    filenew="$filetmp.ics"
+    awk "$AWK_UPDATE" "$filetmp" "$fpath" >"$filenew"
+    mv "$filenew" "$fpath"
+    __refresh_data
+  fi
+  rm "$filetmp"
+}
+
+__refresh_data() {
+  if [ -n "${APPROX_DATA_FILE:-}" ]; then
+    rm "$APPROX_DATA_FILE"
+  fi
+  if [ -n "${WEEKLY_DATA_FILE:-}" ]; then
+    rm "$WEEKLY_DATA_FILE"
+  fi
   APPROX_DATA_FILE=$(mktemp)
   __load_approx_data >"$APPROX_DATA_FILE"
   export APPROX_DATA_FILE
-fi
-if [ -z "${WEEKLY_DATA_FILE:-}" ]; then
-  echo "GOING TO LOAD WD"
   WEEKLY_DATA_FILE=$(mktemp)
   __load_weeks >"$WEEKLY_DATA_FILE"
   export WEEKLY_DATA_FILE
+}
+
+if [ -z "${APPROX_DATA_FILE:-}" ]; then
+  __refresh_data
+fi
+
+if [ "${1:-}" = "--help" ]; then
+  echo "Usage: $0 [OPTION]"
+  echo ""
+  echo "You may specify at most one option."
+  echo "  --help                 Show this help and exit"
+  echo "  --new                  Create new entry"
+  echo "  --today                Show today's appointments"
+  echo "  --day <day>            Show appointments of specified day"
+  echo "  --date <date>          Show week of specified date"
+  exit
+fi
+
+if [ "${1:-}" = "--today" ]; then
+  exec $0 --day "today"
+fi
+
+if [ "${1:-}" = "--new" ]; then
+  collection=$(echo "$COLLECTION_LABELS" | tr ';' '\n' | $FZF --delimiter='=' --with-nth=2 --accept-nth=1)
+  fpath=""
+  while [ -f "$fpath" ] || [ -z "$fpath" ]; do
+    uuid=$($UUIDGEN)
+    fpath="$ROOT/$collection/$uuid.ics"
+  done
+  startsec=$(date -d "$2" +"%s")
+  endsec=$((startsec + 3600))
+  start=$(__canonical_datetime_hm "$startsec")
+  end=$(__canonical_datetime_hm "$endsec")
+  filetmp=$(mktemp --suffix='.md')
+  (
+    echo "::: |> $start"
+    echo "::: <| $end"
+    echo "# <!-- write summary here -->"
+    echo ""
+  ) >"$filetmp"
+  checksum=$(cksum "$filetmp")
+  $EDITOR "$filetmp" >/dev/tty
+
+  # Update only if changes are detected
+  if [ "$checksum" != "$(cksum "$filetmp")" ]; then
+    filenew="$filetmp.ics"
+    awk -v uid="$uuid" "$AWK_NEW" "$filetmp" >"$filenew"
+    mv "$filenew" "$fpath"
+    __refresh_data
+  fi
+  rm "$filetmp"
+fi
+
+if [ "${1:-}" = "--preview" ]; then
+  hour=$(echo "$2" | cut -d '|' -f 1)
+  start=$(echo "$2" | cut -d '|' -f 2)
+  end=$(echo "$2" | cut -d '|' -f 3)
+  fpath=$(echo "$2" | cut -d '|' -f 4 | sed "s/ /|/g")
+  if [ -n "$hour" ] && [ -n "$fpath" ]; then
+    fpath="$ROOT/$fpath"
+    start=$(__canonical_datetime "$start" "%a ")
+    end=$(__canonical_datetime "$end" "%a ")
+    echo "${GREEN}From: ${OFF}${CYAN}$start${OFF}"
+    echo "${GREEN}To:   ${OFF}${CYAN}$end${OFF}"
+    echo ""
+    awk -v field="DESCRIPTION" "$AWK_GET" "$fpath" | $CAT
+  fi
+  exit
+fi
+
+if [ "${1:-}" = "--delete" ]; then
+  fpath=$(echo "$2" | cut -d '|' -f 4 | sed "s/ /|/g")
+  if [ -n "$fpath" ]; then
+    fpath="$ROOT/$fpath"
+    summary=$(awk -v field="SUMMARY" "$AWK_GET" "$fpath")
+    while true; do
+      printf "Do you want to delete the entry with the title \"%s\"? (yes/no): " "$summary" >/dev/tty
+      read -r yn
+      case $yn in
+      "yes")
+        rm -v "$fpath"
+        break
+        ;;
+      "no")
+        break
+        ;;
+      *)
+        echo "Please answer \"yes\" or \"no\"." >/dev/tty
+        ;;
+      esac
+    done
+  fi
+  __refresh_data
+  exec $0 --day "$DISPLAY_DATE"
+fi
+
+if [ "${1:-}" = "--day" ]; then
+  DISPLAY_DATE="$2"
+  export DISPLAY_DATE
+  selection=$(
+    __show_day |
+      $FZF \
+        --reverse \
+        --ansi \
+        --no-sort \
+        --no-input \
+        --margin='20%' \
+        --border='double' \
+        --border-label="🗓️ $(date -d "$DISPLAY_DATE" +"%A %e %B %Y")" \
+        --color=label:bold:green \
+        --border-label-pos=3 \
+        --delimiter='|' \
+        --with-nth='{5}' \
+        --accept-nth='1,2,3,4' \
+        --preview="$0 --preview {}" \
+        --expect="ctrl-n,esc,backspace" \
+        --bind="ctrl-s:execute($SYNC_CMD ; printf 'Press <enter> to continue.'; read -r tmp)" \
+        --bind="ctrl-alt-d:become($0 --delete {})"
+  )
+  key=$(echo "$selection" | head -1)
+  line=$(echo "$selection" | tail -1)
+  hour=$(echo "$line" | cut -d '|' -f 1)
+  start=$(echo "$line" | cut -d '|' -f 2)
+  end=$(echo "$line" | cut -d '|' -f 3)
+  fpath=$(echo "$line" | cut -d '|' -f 4 | sed "s/ /|/g")
+  if [ "$key" = "ctrl-n" ]; then
+    if echo "$hour" | grep ":"; then
+      hour="$DAY_START"
+    fi
+    exec $0 --new "$DISPLAY_DATE $hour:00"
+  elif [ -n "$fpath" ]; then
+    fpath="$ROOT/$fpath"
+    __edit "$start" "$end" "$fpath"
+  fi
 fi
 
-DISPLAY_DATE="today"
 if [ "${1:-}" = "--date" ]; then
   DISPLAY_DATE="$2"
-  echo "Jumping to date $2!"
 fi
+DISPLAY_DATE=${DISPLAY_DATE:-today}
 DISPLAY_DATE=$(date -d "$DISPLAY_DATE" +"%D")
+DISPLAY_POS=$((8 - $(date -d "$DISPLAY_DATE" +"%u")))
 DISPLAY_DATE_PREV=$(date -d "$DISPLAY_DATE -1 week" +"%D")
 DISPLAY_DATE_NEXT=$(date -d "$DISPLAY_DATE +1 week" +"%D")
+DISPLAY_DATE_PREV_MONTH=$(date -d "$DISPLAY_DATE -1 month" +"%D")
+DISPLAY_DATE_NEXT_MONTH=$(date -d "$DISPLAY_DATE +1 month" +"%D")
 
-selection=$( (
-  cut -d '|' -f 3 "$APPROX_DATA_FILE"
+selection=$(
+  (
+    cat "$APPROX_DATA_FILE"
     yes " " | head -n 50
     __list
-) |
+  ) |
     $FZF \
       --tac \
       --no-sort \
       --no-hscroll \
       --ellipsis='' \
+      --delimiter='|' \
+      --with-nth='{4}' \
+      --accept-nth=1,2 \
+      --no-info \
       --ansi \
       --no-clear \
-    --bind="ctrl-p:become($0 --date '$DISPLAY_DATE_PREV')" \
-    --bind="ctrl-n:become($0 --date '$DISPLAY_DATE_NEXT')" \
-    --bind="ctrl-l:become($0)")
+      --no-scrollbar \
+      --expect="ctrl-n" \
+      --bind="load:pos($DISPLAY_POS)" \
+      --bind="ctrl-u:become($0 --date '$DISPLAY_DATE_PREV')" \
+      --bind="ctrl-d:become($0 --date '$DISPLAY_DATE_NEXT')" \
+      --bind="ctrl-alt-u:become($0 --date '$DISPLAY_DATE_PREV_MONTH')" \
+      --bind="ctrl-alt-d:become($0 --date '$DISPLAY_DATE_NEXT_MONTH')" \
+      --bind="ctrl-l:become($0)"
+)
 
-if [ -z "$selection" ]; then
+key=$(echo "$selection" | head -1)
+line=$(echo "$selection" | tail -1)
+sign=$(echo "$line" | cut -d '|' -f 1)
+startdate=$(echo "$line" | cut -d '|' -f 2)
+if [ "$key" = "ctrl-n" ]; then
+  # Add new
+  exec $0 --new "$startdate $DAY_START:00"
+fi
+if [ -z "$key" ] && [ -z "$line" ]; then
   rm "$WEEKLY_DATA_FILE" "$APPROX_DATA_FILE"
   return 0
 fi
 
-case "$selection" in
-"~"*)
-  start=$(echo "$selection" | rev | cut -d';' -f 1 | rev)
-  exec $0 --date "$start"
-  ;;
-*)
-  day=$(echo "$selection" | rev | cut -d';' -f 1 | rev)
-  exec $0 --day "$day"
-  ;;
-esac
+if [ "$sign" = "~" ]; then
+  exec $0 --date "$startdate"
+else
+  exec $0 --day "$startdate"
+fi
 echo "Going to end..."
 echo "$selection"
 echo "STOPPING NOW"