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https://github.com/tw93/Mole.git
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🎨 Refactor new feature uninstall
This commit is contained in:
Tw93
268
lib/smart_menu.sh
Executable file
268
lib/smart_menu.sh
Executable file
@@ -0,0 +1,268 @@
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#!/bin/bash
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# Smart menu with pagination and search for large lists
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# Much better UX for handling many items
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# Smart multi-select with search and pagination
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smart_multi_select() {
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local title="$1"
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shift
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local -a all_items=("$@")
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if [[ ${#all_items[@]} -eq 0 ]]; then
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echo "Error: No items provided" >&2
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return 1
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fi
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local -a selected_indices=()
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local -a filtered_items=()
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local -a filtered_indices=()
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local search_term=""
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local page_size=15
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local current_page=0
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# Function to filter items based on search
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filter_items() {
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filtered_items=()
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filtered_indices=()
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if [[ -z "$search_term" ]]; then
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# No search, show all items
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filtered_items=("${all_items[@]}")
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for ((i = 0; i < ${#all_items[@]}; i++)); do
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filtered_indices+=($i)
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done
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else
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# Filter items that contain search term (case insensitive)
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for ((i = 0; i < ${#all_items[@]}; i++)); do
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if [[ "${all_items[i],,}" == *"${search_term,,}"* ]]; then
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filtered_items+=("${all_items[i]}")
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filtered_indices+=($i)
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fi
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done
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fi
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}
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# Function to display current page
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show_page() {
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local total_filtered=${#filtered_items[@]}
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local total_pages=$(( (total_filtered + page_size - 1) / page_size ))
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local start_idx=$((current_page * page_size))
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local end_idx=$((start_idx + page_size - 1))
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if [[ $end_idx -ge $total_filtered ]]; then
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end_idx=$((total_filtered - 1))
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fi
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printf '\033[2J\033[H' >&2
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echo "╭─────────────────────────────────────────────────────╮" >&2
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echo "│ $title" >&2
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echo "├─────────────────────────────────────────────────────┤" >&2
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echo "│ Total: ${#all_items[@]} | Filtered: $total_filtered | Selected: ${#selected_indices[@]} │" >&2
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if [[ -n "$search_term" ]]; then
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echo "│ Search: '$search_term' │" >&2
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fi
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if [[ $total_pages -gt 1 ]]; then
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echo "│ Page $(($current_page + 1)) of $total_pages │" >&2
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fi
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echo "╰─────────────────────────────────────────────────────╯" >&2
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echo "" >&2
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if [[ $total_filtered -eq 0 ]]; then
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echo "No items match your search." >&2
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echo "" >&2
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else
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# Show items for current page
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for ((i = start_idx; i <= end_idx && i < total_filtered; i++)); do
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local item_idx=${filtered_indices[i]}
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local display_num=$((i + 1))
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# Check if this item is selected
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local is_selected=false
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if [[ ${#selected_indices[@]} -gt 0 ]]; then
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for selected in "${selected_indices[@]}"; do
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if [[ $selected -eq $item_idx ]]; then
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is_selected=true
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break
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fi
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done
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fi
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if [[ $is_selected == true ]]; then
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printf "%3d) ✓ %s\n" "$display_num" "${filtered_items[i]}" >&2
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else
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printf "%3d) %s\n" "$display_num" "${filtered_items[i]}" >&2
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fi
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done
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fi
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echo "" >&2
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echo "Commands:" >&2
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echo " Numbers: Select items (e.g., '1-5', '1 3 7', '10-15')" >&2
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echo " /search: Filter items (e.g., '/chrome')" >&2
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echo " n/p: Next/Previous page | all: Select all | none: Clear all" >&2
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echo " done: Finish selection | quit: Cancel" >&2
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echo "" >&2
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}
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# Main loop
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while true; do
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filter_items
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show_page
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read -p "Enter command: " -r input >&2
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case "$input" in
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"done"|"")
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break
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;;
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"quit"|"q")
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return 1
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;;
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"all")
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selected_indices=()
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for idx in "${filtered_indices[@]}"; do
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selected_indices+=($idx)
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done
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echo "Selected all filtered items (${#filtered_indices[@]})" >&2
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;;
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"none")
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selected_indices=()
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echo "Cleared all selections" >&2
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;;
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"n"|"next")
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local total_pages=$(( (${#filtered_items[@]} + page_size - 1) / page_size ))
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if [[ $((current_page + 1)) -lt $total_pages ]]; then
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((current_page++))
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else
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echo "Already on last page" >&2
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fi
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;;
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"p"|"prev")
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if [[ $current_page -gt 0 ]]; then
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((current_page--))
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else
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echo "Already on first page" >&2
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fi
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;;
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/*)
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# Search functionality
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search_term="${input#/}"
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current_page=0
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echo "Searching for: '$search_term'" >&2
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;;
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*)
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# Parse selection input
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parse_selection "$input"
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;;
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esac
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[[ "$input" != "n" && "$input" != "next" && "$input" != "p" && "$input" != "prev" ]] && sleep 1
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done
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# Return selected indices
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local result=""
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if [[ ${#selected_indices[@]} -gt 0 ]]; then
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for idx in "${selected_indices[@]}"; do
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result="$result $idx"
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done
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echo "${result# }"
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else
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echo ""
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fi
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return 0
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}
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# Parse selection input (supports ranges and individual numbers)
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parse_selection() {
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local input="$1"
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local start_idx=$((current_page * page_size))
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# Split input by spaces
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read -ra parts <<< "$input"
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for part in "${parts[@]}"; do
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if [[ "$part" =~ ^[0-9]+$ ]]; then
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# Single number
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local display_num=$part
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local array_idx=$((display_num - 1))
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if [[ $array_idx -ge 0 && $array_idx -lt ${#filtered_items[@]} ]]; then
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local real_idx=${filtered_indices[array_idx]}
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toggle_selection "$real_idx"
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else
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echo "Invalid selection: $part (range: 1-${#filtered_items[@]})" >&2
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fi
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elif [[ "$part" =~ ^([0-9]+)-([0-9]+)$ ]]; then
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# Range like 1-5
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local start_num=${BASH_REMATCH[1]}
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local end_num=${BASH_REMATCH[2]}
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for ((num = start_num; num <= end_num; num++)); do
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local array_idx=$((num - 1))
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if [[ $array_idx -ge 0 && $array_idx -lt ${#filtered_items[@]} ]]; then
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local real_idx=${filtered_indices[array_idx]}
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toggle_selection "$real_idx"
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fi
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done
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else
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echo "Invalid format: $part (use numbers, ranges like '1-5', or commands)" >&2
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fi
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done
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}
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# Toggle selection of an item
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toggle_selection() {
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local idx=$1
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local already_selected=false
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local pos_to_remove=-1
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# Check if already selected
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if [[ ${#selected_indices[@]} -gt 0 ]]; then
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for ((i = 0; i < ${#selected_indices[@]}; i++)); do
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if [[ ${selected_indices[i]} -eq $idx ]]; then
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already_selected=true
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pos_to_remove=$i
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break
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fi
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done
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fi
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if [[ $already_selected == true ]]; then
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# Remove from selection
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unset selected_indices[$pos_to_remove]
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selected_indices=("${selected_indices[@]}") # Reindex array
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echo "Removed: ${all_items[idx]}" >&2
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else
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# Add to selection
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selected_indices+=($idx)
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echo "Added: ${all_items[idx]}" >&2
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fi
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}
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# Demo function
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demo_smart() {
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local test_apps=()
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for i in {1..50}; do
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test_apps+=("Test App $i (${RANDOM}MB)")
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done
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echo "=== Smart Multi-select Demo ===" >&2
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local result
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result=$(smart_multi_select "Choose Applications to Remove" "${test_apps[@]}")
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if [[ $? -eq 0 ]]; then
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echo "You selected indices: '$result'" >&2
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echo "Selected ${result// /,} out of ${#test_apps[@]} items" >&2
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else
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echo "Selection cancelled" >&2
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fi
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}
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# Run demo if script is executed directly
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if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
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demo_smart
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fi
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