mirror of
https://github.com/wnlen/clash-for-linux.git
synced 2026-10-10 12:13:04 +08:00
Arvin
403 lines
7.1 KiB
Bash
403 lines
7.1 KiB
Bash
#!/usr/bin/env bash
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# ============================================
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# clashctl UI library (scripts/ui.sh)
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# 用户优先版：清晰、稳健、兼容、可读
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# ============================================
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# ---------- env ----------
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: "${CLASHCTL_ASCII:=0}"
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: "${UI_WIDTH:=0}"
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: "${UI_SUMMARY_KEY_WIDTH:=12}"
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# ---------- color ----------
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if [ -t 1 ] && [ -z "${NO_COLOR:-}" ]; then
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C_RESET=$'\033[0m'
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C_BOLD=$'\033[1m'
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C_DIM=$'\033[2m'
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C_RED=$'\033[31m'
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C_GREEN=$'\033[32m'
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C_YELLOW=$'\033[33m'
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C_BLUE=$'\033[34m'
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C_CYAN=$'\033[36m'
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else
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C_RESET=''
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C_BOLD=''
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C_DIM=''
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C_RED=''
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C_GREEN=''
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C_YELLOW=''
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C_BLUE=''
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C_CYAN=''
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fi
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# ---------- unicode / ascii fallback ----------
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_ui_is_utf8() {
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case "${LC_ALL:-${LC_CTYPE:-${LANG:-}}}" in
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*UTF-8*|*utf8*) return 0 ;;
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*) return 1 ;;
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esac
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}
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if [ "$CLASHCTL_ASCII" = "1" ] || ! _ui_is_utf8; then
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UI_ASCII=1
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ICON_INFO="i"
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ICON_OK="OK"
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ICON_WARN="!!"
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ICON_ERR="XX"
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ICON_ARROW=">"
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ICON_DOT="-"
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BOX_TL="+"
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BOX_TR="+"
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BOX_BL="+"
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BOX_BR="+"
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BOX_H="-"
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BOX_V="|"
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BOX_JL="+"
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BOX_JR="+"
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else
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UI_ASCII=0
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ICON_INFO="ℹ"
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ICON_OK="✔"
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ICON_WARN="⚠"
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ICON_ERR="✖"
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ICON_ARROW="→"
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ICON_DOT="•"
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BOX_TL="╔"
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BOX_TR="╗"
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BOX_BL="╚"
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BOX_BR="╝"
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BOX_H="═"
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BOX_V="║"
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BOX_JL="╠"
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BOX_JR="╣"
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fi
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TAG_INFO="${C_BLUE}${ICON_INFO}${C_RESET}"
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TAG_OK="${C_GREEN}${ICON_OK}${C_RESET}"
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TAG_WARN="${C_YELLOW}${ICON_WARN}${C_RESET}"
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TAG_ERR="${C_RED}${ICON_ERR}${C_RESET}"
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# ---------- width ----------
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_ui_term_width() {
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local cols=""
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if command -v tput >/dev/null 2>&1; then
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cols="$(tput cols 2>/dev/null || true)"
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fi
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if [ -z "${cols:-}" ] && [ -n "${COLUMNS:-}" ]; then
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cols="$COLUMNS"
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fi
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if [ -z "${cols:-}" ] || ! [ "$cols" -gt 0 ] 2>/dev/null; then
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cols=80
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fi
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printf '%s\n' "$cols"
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}
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_ui_resolve_width() {
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local cols width
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cols="$(_ui_term_width)"
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if [ "${UI_WIDTH:-0}" -gt 0 ] 2>/dev/null; then
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width="$UI_WIDTH"
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else
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width=$((cols - 2))
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fi
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# 最小 56，最大 88，避免过窄/过宽
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[ "$width" -lt 56 ] && width=56
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[ "$width" -gt 88 ] && width=88
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printf '%s\n' "$width"
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}
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_ui_get_width() {
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printf '%s\n' "$(_ui_resolve_width)"
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}
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_ui_summary_inner_width() {
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echo $(( $(_ui_get_width) - 2 ))
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}
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# ---------- helpers ----------
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ui_repeat() {
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local ch="$1"
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local n="$2"
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local out=""
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local i
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[ "$n" -le 0 ] && return 0
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for ((i=0; i<n; i++)); do
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out+="$ch"
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done
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printf '%s' "$out"
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}
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ui_blank() {
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printf '\n'
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}
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ui_line() {
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local width
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width="$(_ui_get_width)"
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ui_repeat "-" "$width"
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printf '\n'
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}
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_ui_section_title() {
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local text="$1"
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printf '%b%s%b\n' "$C_BOLD" "$text" "$C_RESET"
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}
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ui_header() {
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local title="$1"
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local width
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width="$(_ui_get_width)"
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ui_repeat "=" "$width"
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printf '\n'
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printf ' %b%s%b\n' "$C_BOLD" "$title" "$C_RESET"
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ui_repeat "=" "$width"
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printf '\n'
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}
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ui_subheader() {
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local text="$1"
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_ui_section_title "$text"
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}
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ui_step() {
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local text="$1"
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printf '%b%s%b\n' "$C_BOLD" "$text" "$C_RESET"
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}
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ui_info() {
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printf '%b %s\n' "$TAG_INFO" "$*"
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}
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ui_ok() {
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printf '%b %s\n' "$TAG_OK" "$*"
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}
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ui_warn() {
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printf '%b %s\n' "$TAG_WARN" "$*"
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}
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ui_error() {
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printf '%b %s\n' "$TAG_ERR" "$*"
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}
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ui_kv() {
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local key="$1"
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local value="$2"
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printf ' %-14s : %s\n' "$key" "$value"
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}
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# ---------- text wrap ----------
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_ui_wrap_print() {
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local indent="$1"
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local width="$2"
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local text="$3"
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local avail rest chunk
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[ -z "$text" ] && {
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printf '%s\n' "$indent"
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return 0
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}
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avail=$((width - ${#indent}))
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[ "$avail" -le 8 ] && avail=8
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rest="$text"
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while [ -n "$rest" ]; do
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if [ "${#rest}" -le "$avail" ]; then
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printf '%s%s\n' "$indent" "$rest"
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break
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fi
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chunk="${rest:0:$avail}"
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printf '%s%s\n' "$indent" "$chunk"
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rest="${rest:$avail}"
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done
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}
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# ---------- summary box ----------
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ui_summary_begin() {
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local title="${1:-摘要}"
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local inner box_width
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inner="$(_ui_summary_inner_width)"
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box_width=$((inner - 2))
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printf '%s' "$BOX_TL"
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ui_repeat "$BOX_H" "$inner"
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printf '%s\n' "$BOX_TR"
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printf '%s %-*s %s\n' "$BOX_V" "$box_width" "$title" "$BOX_V"
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printf '%s' "$BOX_JL"
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ui_repeat "$BOX_H" "$inner"
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printf '%s\n' "$BOX_JR"
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}
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ui_summary_row() {
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local key="$1"
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local value="$2"
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local inner content_width prefix prefix_len rest chunk avail
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inner="$(_ui_summary_inner_width)"
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content_width=$((inner - 2))
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prefix=$(printf ' %-*s : ' "$UI_SUMMARY_KEY_WIDTH" "$key")
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prefix_len=${#prefix}
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if [ "$prefix_len" -ge "$content_width" ]; then
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prefix=" "
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prefix_len=1
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fi
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rest="${value:-}"
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avail=$((content_width - prefix_len))
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[ "$avail" -le 8 ] && avail=8
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if [ "${#rest}" -le "$avail" ]; then
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printf '%s %-*s %s\n' "$BOX_V" "$content_width" "${prefix}${rest}" "$BOX_V"
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return 0
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fi
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chunk="${rest:0:$avail}"
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printf '%s %-*s %s\n' "$BOX_V" "$content_width" "${prefix}${chunk}" "$BOX_V"
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rest="${rest:$avail}"
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while [ -n "$rest" ]; do
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if [ "${#rest}" -le "$avail" ]; then
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printf '%s %-*s %s\n' "$BOX_V" "$content_width" "$(printf '%*s%s' "$prefix_len" '' "$rest")" "$BOX_V"
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break
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fi
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chunk="${rest:0:$avail}"
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printf '%s %-*s %s\n' "$BOX_V" "$content_width" "$(printf '%*s%s' "$prefix_len" '' "$chunk")" "$BOX_V"
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rest="${rest:$avail}"
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done
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}
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ui_summary_end() {
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local inner
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inner="$(_ui_summary_inner_width)"
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printf '%s' "$BOX_BL"
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ui_repeat "$BOX_H" "$inner"
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printf '%s\n' "$BOX_BR"
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}
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# ---------- section blocks ----------
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ui_next() {
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local item
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ui_blank
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ui_subheader "下一步"
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for item in "$@"; do
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[ -z "$item" ] && continue
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printf ' %s %s\n' "$ICON_ARROW" "$item"
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done
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}
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ui_fix_block() {
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local reason="$1"
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shift || true
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ui_blank
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ui_subheader "原因"
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printf ' %s\n' "$reason"
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if [ "$#" -gt 0 ]; then
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ui_blank
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ui_subheader "修复建议"
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local item
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for item in "$@"; do
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[ -z "$item" ] && continue
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printf ' %s %s\n' "$ICON_DOT" "$item"
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done
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fi
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}
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ui_debug_block() {
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[ "$#" -eq 0 ] && return 0
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ui_blank
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ui_subheader "调试信息"
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local item
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for item in "$@"; do
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[ -z "$item" ] && continue
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printf ' %s\n' "$item"
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done
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}
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ui_security_block() {
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[ "$#" -eq 0 ] && return 0
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ui_blank
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ui_subheader "安全提示"
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local item
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for item in "$@"; do
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[ -z "$item" ] && continue
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printf ' %s %s\n' "$ICON_DOT" "$item"
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done
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}
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# ---------- optional helpers ----------
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ui_tip() {
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local text="$1"
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ui_info "$text"
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}
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ui_success_block() {
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local title="${1:-操作成功}"
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shift || true
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ui_blank
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ui_subheader "$title"
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local item
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for item in "$@"; do
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[ -z "$item" ] && continue
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printf ' %s %s\n' "$ICON_DOT" "$item"
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done
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}
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ui_warn_block() {
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local title="${1:-注意事项}"
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shift || true
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ui_blank
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ui_subheader "$title"
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local item
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for item in "$@"; do
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[ -z "$item" ] && continue
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printf ' %s %s\n' "$ICON_DOT" "$item"
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done
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}
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# ---------- exit helpers ----------
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die() {
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local msg="$1"
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shift || true
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ui_error "$msg"
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exit 1
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}
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die_with_reason() {
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local msg="$1"
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local reason="$2"
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shift 2 || true
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ui_error "$msg"
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ui_fix_block "$reason" "$@"
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exit 1
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} |