impr: externalizez sh scripts

src/sh/awkscripts.sh

@@ -0,0 +1,41 @@
+AWK_ALTERTODO=$(
+  cat <<'EOF'
+@@include awk/altertodo.awk
+EOF
+)
+export AWK_ALTERTODO
+
+AWK_EXPORT=$(
+  cat <<'EOF'
+@@include awk/export.awk
+EOF
+)
+export AWK_EXPORT
+
+AWK_GET=$(
+  cat <<'EOF'
+@@include awk/get.awk
+EOF
+)
+export AWK_GET
+
+AWK_LIST=$(
+  cat <<'EOF'
+  @@include awk/list.awk
+EOF
+)
+export AWK_LIST
+
+AWK_NEW=$(
+  cat <<'EOF'
+@@include awk/new.awk
+EOF
+)
+export AWK_NEW
+
+AWK_UPDATE=$(
+  cat <<'EOF'
+@@include awk/update.awk
+EOF
+)
+export AWK_UPDATE

src/sh/cli.sh

@@ -0,0 +1,34 @@
+# Generate new entry
+if [ "${1:-}" = "--new" ]; then
+  shift
+  collection=$(printf "%s" "$COLLECTION_LABELS" | tr ';' '\n' | $FZF --delimiter='=' --with-nth=2 --accept-nth=1)
+  file=""
+  while [ -f "$file" ] || [ -z "$file" ]; do
+    uuid=$($UUIDGEN)
+    file="$ROOT/$collection/$uuid.ics"
+  done
+  tmpmd=$(mktemp --suffix='.md')
+  {
+    echo "::: |> <!-- keep this line to associate the entry to _today_ -->"
+    echo "::: <| <!-- specify the due date for to-dos, can be empty, a date string, or even \"next Sunday\" -->"
+    echo "# <!-- write summary here -->"
+    echo "> <!-- comma-separated list of categories -->"
+    echo ""
+  } >"$tmpmd"
+  checksum=$(cksum "$tmpmd")
+
+  # Open in editor
+  $EDITOR "$tmpmd" >/dev/tty
+
+  # Update if changes are detected
+  if [ "$checksum" != "$(cksum "$tmpmd")" ]; then
+    tmpfile="$tmpmd.ics"
+    awk -v uid="$uuid" "$AWK_NEW" "$tmpmd" >"$tmpfile"
+    mv "$tmpfile" "$file"
+    if [ -n "${GIT:-}" ]; then
+      $GIT add "$file"
+      $GIT commit -q -m "File added" -- "$file"
+    fi
+  fi
+  rm "$tmpmd"
+fi

src/sh/cligit.sh

@@ -0,0 +1,25 @@
+if [ "${1:-}" = "--git-init" ]; then
+  shift
+  if [ -n "${GIT:-}" ]; then
+    err "Git already enabled"
+    return 1
+  fi
+  if ! command -v "git" >/dev/null; then
+    err "Git not installed"
+    return 1
+  fi
+  git -C "$ROOT" init
+  git -C "$ROOT" add -A
+  git -C "$ROOT" commit -m 'Initial commit: Start git tracking'
+  exit
+fi
+
+if [ "${1:-}" = "--git" ]; then
+  shift
+  if [ -z "${GIT:-}" ]; then
+    err "Git not supported, run \`$0 --git-init\` first"
+    return 1
+  fi
+  $GIT "$@"
+  exit
+fi

src/sh/cliinternal.sh

@@ -0,0 +1,93 @@
+# Command-line interface for internal use only
+
+# Generate preview of file from selection
+if [ "${1:-}" = "--preview" ]; then
+  shift
+  name=$(echo "$1" | cut -d ' ' -f 3)
+  shift
+  file="$ROOT/$name"
+  awk -v field="DESCRIPTION" "$AWK_GET" "$file" |
+    $CAT
+  exit
+fi
+
+# Delete file from selection
+if [ "${1:-}" = "--delete" ]; then
+  shift
+  name=$(echo "$1" | cut -d ' ' -f 3)
+  shift
+  file="$ROOT/$name"
+  summary=$(awk -v field="SUMMARY" "$AWK_GET" "$file")
+  while true; do
+    printf "Do you want to delete the entry with the title \"%s\"? (yes/no): " "$summary" >/dev/tty
+    read -r yn
+    case $yn in
+    "yes")
+      rm -v "$file"
+      if [ -n "${GIT:-}" ]; then
+        $GIT add "$file"
+        $GIT commit -q -m "File deleted" -- "$file"
+      fi
+      break
+      ;;
+    "no")
+      break
+      ;;
+    *)
+      echo "Please answer \"yes\" or \"no\"." >/dev/tty
+      ;;
+    esac
+  done
+fi
+
+# Toggle completed flag
+if [ "${1:-}" = "--toggle-completed" ]; then
+  shift
+  name=$(echo "$1" | cut -d ' ' -f 3)
+  shift
+  file="$ROOT/$name"
+  tmpfile=$(mktemp)
+  awk "$AWK_ALTERTODO" "$file" >"$tmpfile"
+  mv "$tmpfile" "$file"
+  if [ -n "${GIT:-}" ]; then
+    $GIT add "$file"
+    $GIT commit -q -m "Completed toggle" -- "$file"
+  fi
+fi
+
+# Increase priority
+if [ "${1:-}" = "--increase-priority" ]; then
+  shift
+  name=$(echo "$1" | cut -d ' ' -f 3)
+  shift
+  file="$ROOT/$name"
+  tmpfile=$(mktemp)
+  awk -v delta="1" "$AWK_ALTERTODO" "$file" >"$tmpfile"
+  mv "$tmpfile" "$file"
+  if [ -n "${GIT:-}" ]; then
+    $GIT add "$file"
+    $GIT commit -q -m "Priority increased" -- "$file"
+  fi
+fi
+
+# Decrease priority
+if [ "${1:-}" = "--decrease-priority" ]; then
+  shift
+  name=$(echo "$1" | cut -d ' ' -f 3)
+  shift
+  file="$ROOT/$name"
+  tmpfile=$(mktemp)
+  awk -v delta="-1" "$AWK_ALTERTODO" "$file" >"$tmpfile"
+  mv "$tmpfile" "$file"
+  if [ -n "${GIT:-}" ]; then
+    $GIT add "$file"
+    $GIT commit -q -m "Priority decreased" -- "$file"
+  fi
+fi
+
+# Reload view
+if [ "${1:-}" = "--reload" ]; then
+  shift
+  __lines
+  exit
+fi

src/sh/config.sh

@@ -0,0 +1,45 @@
+CONFIGFILE="$HOME/.config/fzf-vjour/config"
+if [ ! -f "$CONFIGFILE" ]; then
+  err "Configuration '$CONFIGFILE' not found."
+  exit 1
+fi
+# shellcheck source=/dev/null
+. "$CONFIGFILE"
+if [ -z "${ROOT:-}" ] || [ -z "${SYNC_CMD:-}" ] || [ -z "${COLLECTION_LABELS:-}" ]; then
+  err "Configuration is incomplete."
+  exit 1
+fi
+export ROOT
+export SYNC_CMD
+export COLLECTION_LABELS
+
+# Tools
+if command -v "fzf" >/dev/null; then
+  FZF="fzf"
+else
+  err "Did not find the command-line fuzzy finder fzf."
+  exit 1
+fi
+export FZF
+
+if command -v "uuidgen" >/dev/null; then
+  UUIDGEN="uuidgen"
+else
+  err "Did not find the uuidgen command."
+  exit 1
+fi
+export UUIDGEN
+
+if command -v "bat" >/dev/null; then
+  CAT="bat"
+elif command -v "batcat" >/dev/null; then
+  CAT="batcat"
+fi
+CAT=${CAT:+$CAT --color=always --style=numbers --language=md}
+CAT=${CAT:-cat}
+export CAT
+
+if command -v "git" >/dev/null && [ -d "$ROOT/.git" ]; then
+  GIT="git -C $ROOT"
+fi
+export GIT