Add checklist.sh scrpt
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shutkin.k
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75ed1c111a
commit
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#!/bin/bash
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# Check if file argument is provided
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if [ $# -ne 1 ]; then
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echo "Usage: $0 <path_to_file>"
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exit 1
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fi
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FILE="$1"
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# Check if file exists
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if [ ! -f "$FILE" ]; then
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echo "Error: File '$FILE' not found"
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exit 1
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fi
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# Terminal control functions
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hide_cursor() {
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printf '\033[?25l'
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}
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show_cursor() {
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printf '\033[?25h'
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}
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move_cursor() {
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printf '\033[%d;%dH' "$1" "$2"
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}
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clear_screen() {
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printf '\033[2J'
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printf '\033[H'
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}
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cleanup() {
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show_cursor
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clear_screen
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echo "Goodbye!"
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exit 0
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}
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# Trap to ensure cursor is restored on exit
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trap cleanup EXIT INT TERM
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# Hide cursor at start
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hide_cursor
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# Parse the file and store tasks
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declare -a categories=()
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declare -A tasks=()
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declare -A checked=()
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declare -a display_items=() # Store display items in order
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current_category=""
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task_counter=0
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while IFS= read -r line; do
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if [[ $line =~ ^@(.+)$ ]]; then
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current_category="${BASH_REMATCH[1]}"
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categories+=("$current_category")
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display_items+=("CATEGORY:$current_category")
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elif [[ -n "$line" && -n "$current_category" ]]; then
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task_key="${current_category}_${task_counter}"
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tasks["$task_key"]="$line"
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checked["$task_key"]=false
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display_items+=("TASK:$task_key")
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((task_counter++))
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fi
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done < "$FILE"
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# Current selection
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current_selection=0
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total_items=${#display_items[@]}
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header_lines=3
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# Initial display
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initial_display() {
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clear_screen
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echo "Checklist - Use ↑/↓ to navigate, SPACE to toggle, q to quit"
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echo "File: $FILE"
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echo "=================================================="
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for i in "${!display_items[@]}"; do
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item="${display_items[$i]}"
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if [[ $item =~ ^CATEGORY:(.+)$ ]]; then
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category="${BASH_REMATCH[1]}"
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echo "@$category"
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elif [[ $item =~ ^TASK:(.+)$ ]]; then
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task_key="${BASH_REMATCH[1]}"
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checkbox="[ ]"
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if [ "${checked[$task_key]}" = true ]; then
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checkbox="[✓]"
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fi
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echo " $checkbox ${tasks[$task_key]}"
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fi
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echo # Empty line after each item
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done
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}
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# Update single line
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update_line() {
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local line_num=$((header_lines + 1 + ($1 * 2))) # *2 because of empty lines
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move_cursor $line_num 1
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printf '\033[K' # Clear line
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item="${display_items[$1]}"
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if [[ $item =~ ^CATEGORY:(.+)$ ]]; then
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category="${BASH_REMATCH[1]}"
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if [ $1 -eq $current_selection ]; then
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printf '\033[7m@%s\033[0m' "$category"
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else
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printf '@%s' "$category"
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fi
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elif [[ $item =~ ^TASK:(.+)$ ]]; then
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task_key="${BASH_REMATCH[1]}"
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checkbox="[ ]"
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if [ "${checked[$task_key]}" = true ]; then
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checkbox="[✓]"
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fi
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task_line=" $checkbox ${tasks[$task_key]}"
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if [ $1 -eq $current_selection ]; then
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printf '\033[7m%s\033[0m' "$task_line"
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else
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printf '%s' "$task_line"
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fi
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fi
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}
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# Update only the checkbox part of a task line
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update_checkbox() {
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local line_num=$((header_lines + 1 + ($1 * 2)))
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local task_key="${BASH_REMATCH[1]}"
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item="${display_items[$1]}"
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if [[ $item =~ ^TASK:(.+)$ ]]; then
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task_key="${BASH_REMATCH[1]}"
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checkbox="[ ]"
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if [ "${checked[$task_key]}" = true ]; then
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checkbox="[✓]"
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fi
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# Move to checkbox position (column 3) and update just the checkbox
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move_cursor $line_num 3
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if [ $1 -eq $current_selection ]; then
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printf '\033[7m%s\033[0m' "$checkbox"
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else
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printf '%s' "$checkbox"
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fi
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fi
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}
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# Get the task key at current selection
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get_current_task_key() {
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item="${display_items[$current_selection]}"
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if [[ $item =~ ^TASK:(.+)$ ]]; then
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echo "${BASH_REMATCH[1]}"
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else
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echo ""
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fi
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}
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# Show initial display
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initial_display
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# Highlight first item
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update_line 0
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# Main loop
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prev_selection=0
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while true; do
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# Read single character
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IFS= read -rsn1 input
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# Handle different input cases
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if [[ $input == $'\x1b' ]]; then
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# ESC sequence - read next two characters
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IFS= read -rsn2 input
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case $input in
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'[A') # Up arrow
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if [ $current_selection -gt 0 ]; then
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prev_selection=$current_selection
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((current_selection--))
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update_line $prev_selection
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update_line $current_selection
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fi
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;;
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'[B') # Down arrow
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if [ $current_selection -lt $((total_items - 1)) ]; then
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prev_selection=$current_selection
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((current_selection++))
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update_line $prev_selection
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update_line $current_selection
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fi
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;;
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esac
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elif [[ $input == ' ' ]]; then
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# Space bar - toggle checkbox
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task_key=$(get_current_task_key)
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if [ -n "$task_key" ]; then
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if [ "${checked[$task_key]}" = true ]; then
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checked["$task_key"]=false
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else
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checked["$task_key"]=true
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fi
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# Only update the checkbox, not the entire line
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update_checkbox $current_selection
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fi
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elif [[ $input == 'q' ]] || [[ $input == 'Q' ]]; then
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# Quit - cleanup will be called by trap
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exit 0
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fi
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done
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