Add zet script

modules/zet/default.nix

@@ -0,0 +1,19 @@
+{
+  flake.modules.homeManager.base =
+    { pkgs, ... }:
+    {
+      home.packages = [
+        (pkgs.writeShellApplication {
+          name = "zet";
+
+          runtimeInputs = with pkgs; [
+            bashInteractive
+            coreutils
+            fzf
+          ];
+
+          text = builtins.readFile ./script.sh;
+        })
+      ];
+    };
+}

modules/zet/script.sh

@@ -0,0 +1,115 @@
+EDITOR="${EDITOR:-nvim}"
+ZET_DIR="$HOME/Documents/zet"
+
+mkdir -p "$ZET_DIR"
+
+delete_zet() {
+  id="$1"
+  dir="${ZET_DIR}/${id}"
+
+  if [[ -d "$dir" ]]; then
+    mv -v "$dir" "/tmp/zet-${id}"
+  else
+    echo "Note not found: $id" >&2
+    exit 1
+  fi
+}
+
+edit_zet() {
+  file="${ZET_DIR}/${query}/index.adoc"
+
+  if [[ -f "$file" ]]; then
+    "$EDITOR" "$file"
+  else
+    query="$1"
+
+    result="$(search_zets "$query")"
+    result_count="$(echo "$result" | grep -c '^')"
+
+    if [[ "$result_count" -eq 0 ]]; then
+      echo "No results found for query: $query" >&2
+      exit 1
+    elif [[ "$result_count" -eq 1 ]]; then
+      id="$(echo "$result" | awk '{print $1}')"
+    else
+      selected="$(echo "$result" | fzf)" || exit 0
+
+      id="$(echo "$selected" | awk '{print $1}')"
+    fi
+
+    edit_zet "$id"
+  fi
+}
+
+generate_links() {
+  query="$1"
+
+  related="$(search_zets "$query")"
+
+  echo "$related" | while IFS= read -r line; do
+    id="${line%% *}"
+    title="${line#* }"
+    echo "* link:../${id}/index.adoc[${title}]"
+  done
+}
+
+main() {
+  [[ $# -eq 0 ]] && show_titles && exit
+
+  case "${1:-}" in
+    delete) delete_zet "$2" ;;
+    edit) edit_zet "$2" ;;
+    find|search) shift 1; search_zets "$@" ;;
+    links) generate_links "$2" ;;
+    new|create) shift 1; new_zet "$@" ;;
+    source) show_zet "$2" ;;
+    titles) show_titles ;;
+    *) search_zets "$1";
+  esac
+}
+
+new_zet() {
+  filename="${ZET_DIR}/$(date "+%Y%m%d%H%M%S")/index.adoc"
+  mkdir -p "$(dirname "$filename")"
+
+  title="$*"
+  echo "= $title" > "$filename"
+
+  "$EDITOR" "$filename"
+}
+
+search_zets() {
+  query="$*"
+
+  grep --files-with-matches --recursive --ignore-case "$query" "$ZET_DIR" | grep '/index\.adoc$' | while read -r filepath; do
+    dirpath=$(dirname "$filepath")
+    relpath="${dirpath#"$ZET_DIR/"}"
+
+    echo -n "$relpath "
+
+    head -n 1 "$filepath" | sed 's/^= //'
+  done
+}
+
+show_titles() {
+  find "$ZET_DIR" -type f -name 'index.adoc' | while read -r filename; do
+    id=$(basename "$(dirname "$filename")")
+    title=$(head -n 1 "$filename" | sed 's/^= //' | sed 's/^# //')
+
+    echo "$id $title"
+  done | sort
+}
+
+show_zet() {
+  id="$1"
+  file="${ZET_DIR}/${id}/index.adoc"
+
+  if [[ -f "$file" ]]; then
+    cat "$file" && exit 0
+  fi
+
+  echo "Note not found: $id" >&2
+  exit 1
+}
+
+main "$@"