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feat: Improve
asdf update experience
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,248 @@ | ||
| # shellcheck shell=bash | ||
|
|
||
| tty.fullscreen_init() { | ||
| stty -echo | ||
| term.cursor_hide -p | ||
| term.cursor_savepos -p | ||
| term.screen_save -p | ||
|
|
||
| term.erase_saved_lines -p | ||
| read -r g_tty_height g_tty_width < <(stty size) | ||
| } | ||
|
|
||
| tty.fullscreen_deinit() { | ||
| term.screen_restore -p | ||
| term.cursor_restorepos -p | ||
| term.cursor_show -p | ||
| stty echo | ||
| } | ||
|
|
||
| tty.all_save() { | ||
| term.cursor_savepos -p | ||
| term.screen_save -p | ||
| } | ||
|
|
||
| tty.all_restore() { | ||
| term.screen_restore -p | ||
| term.cursor_restorepos -p | ||
| } | ||
|
|
||
| # backwards | ||
| tty._backwards_all() { | ||
| value_idx=0 | ||
| } | ||
|
|
||
| tty._backwards_full_screen() { | ||
| if ((value_idx - g_tty_height > 0)); then | ||
| value_idx=$((value_idx - g_tty_height)) | ||
| else | ||
| value_idx=0 | ||
| fi | ||
| } | ||
|
|
||
| tty._backwards_half_screen() { | ||
| if ((value_idx - (g_tty_height/2) > 0)); then | ||
| value_idx=$((value_idx - (g_tty_height/2))) | ||
| else | ||
| value_idx=0 | ||
| fi | ||
| } | ||
|
|
||
| tty._backwards_one() { | ||
| if ((value_idx > 0)); then | ||
| value_idx=$((value_idx-1)) | ||
| fi | ||
| } | ||
|
|
||
| # forwards | ||
| tty._forwards_full_screen() { | ||
| local array_length=$1 | ||
|
|
||
| if ((value_idx + g_tty_height < array_length)); then | ||
| value_idx=$((value_idx + g_tty_height)) | ||
| else | ||
| value_idx=$((array_length-1)) | ||
| fi | ||
| } | ||
|
|
||
| tty._forwards_half_screen() { | ||
| local array_length=$1 | ||
|
|
||
| if ((value_idx + (g_tty_height/2) < array_length)); then | ||
| value_idx=$((value_idx + (g_tty_height/2))) | ||
| else | ||
| value_idx=$((array_length-1)) | ||
| fi | ||
| } | ||
|
|
||
| tty._forwards_one() { | ||
| local array_length=$1 | ||
|
|
||
| if ((value_idx+1 < array_length)); then | ||
| value_idx=$((value_idx+1)) | ||
| fi | ||
| } | ||
|
|
||
| tty._forwards_all() { | ||
| local array_length=$1 | ||
|
|
||
| value_idx=$((array_length-1)) | ||
| } | ||
|
|
||
| tty._print_list() { | ||
| local index="$1" | ||
| if ! shift; then | ||
| display_error 'Failed to shift' | ||
| exit 1 | ||
| fi | ||
|
|
||
| # index represents the center (ex. 17) | ||
|
|
||
| local start=$((index - (g_tty_height / 2))) | ||
| local end=$((start + g_tty_height)) | ||
|
|
||
| term.cursor_to -p 0 0 | ||
|
|
||
| local i= | ||
| local str= | ||
| local prefix= | ||
| for ((i=start; i<end; i++)); do | ||
| if ((i != start)); then | ||
| term.cursor_down -p 1 | ||
| fi | ||
|
|
||
| if ((index+1 == i)); then | ||
| prefix='> ' | ||
| else | ||
| prefix=' ' | ||
| fi | ||
|
|
||
| # Greater than zero since "$0" | ||
| if ((i > 0 && i<$#+1)); then | ||
| str="${prefix}${*:$i:1}" | ||
| else | ||
| str="${prefix}\033[1;30m~\033[0m" | ||
| fi | ||
|
|
||
| printf '\r' | ||
| term.erase_line_end -p | ||
| # shellcheck disable=SC2059 | ||
| printf "$str" | ||
| done; unset -v i | ||
| } | ||
|
|
||
| tty.array_select() { | ||
| unset -v REPLY; REPLY= | ||
| local initial_value="$1" | ||
| local arr_name="$2" | ||
| local -n arr="$arr_name" | ||
|
|
||
| if (( ${#arr[@]} == 0)); then | ||
| display_error "Array must not be empty" | ||
| exit 1 | ||
| fi | ||
|
|
||
| local value_is_in_array=no | ||
| local value_idx= | ||
| local i= | ||
| for ((i=0; i < ${#arr[@]}; i++)); do | ||
| if [ "${arr[$i]}" = "$initial_value" ]; then | ||
| value_is_in_array=yes | ||
| value_idx=$i | ||
| break | ||
| fi | ||
| done; unset -v i | ||
| if [ "$value_is_in_array" = 'no' ]; then | ||
| display_error "Value '$initial_value' not found in array '$arr_name'" | ||
| exit 1 | ||
| fi | ||
| unset -v value_is_in_array | ||
|
|
||
| declare -g g_tty_height | ||
| declare -g g_tty_width | ||
| tty.fullscreen_init | ||
| trap.sigint_tty() { | ||
| tty.fullscreen_deinit | ||
| } | ||
| trap.sigcont_tty() { | ||
| tty.fullscreen_init | ||
| } | ||
| trap 'trap.sigint_tty' 'EXIT' | ||
| trap 'trap.sigcont_tty' 'SIGCONT' | ||
|
|
||
| tty._print_list "$value_idx" "${arr[@]}" | ||
| while :; do | ||
| local key= | ||
| if ! read -rsN1 key; then | ||
| display_error 'Could not read input' | ||
| exit 1 | ||
| fi | ||
|
|
||
| case $key in | ||
| g) tty._backwards_all ;; | ||
| $'\x02') tty._backwards_full_screen ;; # C-b | ||
| $'\x15') tty._backwards_half_screen ;; # C-u | ||
| k|$'\x10') tty._backwards_one ;; # k, C-p | ||
| $'\x06') tty._forwards_full_screen ${#arr[@]} ;; # C-f | ||
| $'\x04') tty._forwards_half_screen ${#arr[@]} ;; # C-d | ||
| j|$'\x0e') tty._forwards_one ${#arr[@]} ;; # j, C-n | ||
| G) tty._forwards_all ${#arr[@]} ;; | ||
| $'\n'|$'\x0d') break ;; # enter (success) | ||
| q|$'\x7f') # q, backspace (fail) | ||
| break | ||
| ;; | ||
| $'\x1b') # escape | ||
| if ! read -rsN1 -t 0.1 key; then | ||
| # escape (fail) | ||
| break | ||
| fi | ||
|
|
||
| case $key in | ||
| $'\x5b') | ||
| if ! read -rsN1 -t 0.1 key; then | ||
| # escape (fail) | ||
| break | ||
| fi | ||
|
|
||
| case $key in | ||
| $'\x41') tty._backwards_one ;; # up | ||
| $'\x42') tty._forwards_one ${#arr[@]} ;; # down | ||
| $'\x43') tty._forwards_one ${#arr[@]} ;; # right | ||
| $'\x44') tty._backwards_one ;; # left | ||
| $'\x48') tty._backwards_all ;; # home | ||
| $'\x46') tty._forwards_all ${#arr[@]} ;; # end | ||
| $'\x35') | ||
| if ! read -rsN1 -t 0.1 key; then | ||
| # escape (fail) | ||
| break | ||
| fi | ||
|
|
||
| case $key in | ||
| $'\x7e') tty._backwards_full_screen ;; # pageup | ||
| esac | ||
| ;; | ||
| $'\x36') | ||
| if ! read -rsN1 -t 0.1 key; then | ||
| # escape (fail) | ||
| break | ||
| fi | ||
|
|
||
| case "$key" in | ||
| $'\x7e') tty._forwards_full_screen ${#arr[@]} ;; # pagedown | ||
| esac | ||
| esac | ||
| ;; | ||
| esac | ||
| ;; | ||
| esac | ||
|
|
||
| tty._print_list "$value_idx" "${arr[@]}" | ||
| done | ||
| unset -v key | ||
| tty.fullscreen_deinit | ||
|
|
||
| trap - 'EXIT' | ||
| trap - 'SIGCONT' | ||
|
|
||
| REPLY=${arr[$value_idx]} | ||
| } |
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