226 lines
9.4 KiB
Bash
226 lines
9.4 KiB
Bash
#!/usr/bin/env bash
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#
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# A wizard — walks a human through a manual procedure step by step.
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# Generated by the /wizard skill.
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#
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# Author the per-step stages below the "STAGES" marker. Adapt and test the
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# persistence helpers when the target consumer needs a different format.
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set -euo pipefail
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# ──────────────────────────────────────────────────────────────────────────
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# Wizard library — delightful, consistent UX. Identical across every wizard.
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# ──────────────────────────────────────────────────────────────────────────
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if [[ -t 1 ]] && command -v tput >/dev/null 2>&1 && [[ "$(tput colors 2>/dev/null || echo 0)" -ge 8 ]]; then
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BOLD=$(tput bold); DIM=$(tput dim); RESET=$(tput sgr0)
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BLUE=$(tput setaf 4); GREEN=$(tput setaf 2); YELLOW=$(tput setaf 3); RED=$(tput setaf 1)
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else
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BOLD=""; DIM=""; RESET=""; BLUE=""; GREEN=""; YELLOW=""; RED=""
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fi
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# Author sets these two at the top of the stages section.
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TOTAL_STAGES=0
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TOTAL_MINUTES=0
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_STAGE_INDEX=0
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_MINUTES_ELAPSED=0
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ENV_FILE="${ENV_FILE:-.env}"
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WRITTEN_ENV=() # KEYs written to ENV_FILE this run
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SKIPPED=() # manual steps still outstanding
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# _clear — wipe the terminal so only the current step is on screen. No-op when
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# output isn't a terminal, so piped logs stay readable.
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_clear() {
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[[ -t 1 ]] || return 0
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if command -v tput >/dev/null 2>&1; then tput clear; else printf '\033[2J\033[3J\033[H'; fi
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}
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# banner "Title" — opening frame: what this wizard does and how long it takes.
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banner() {
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_clear
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printf '\n%s%s %s%s\n' "$BOLD" "$BLUE" "$1" "$RESET"
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printf '%s %s stages · about %s minutes%s\n\n' \
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"$DIM" "$TOTAL_STAGES" "$TOTAL_MINUTES" "$RESET"
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printf '%s You drive the browser; this wizard tells you exactly what to do and\n' "$DIM"
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printf ' captures the values you copy back. Stop any time with Ctrl-C and re-run\n'
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printf ' later — it remembers values already saved.%s\n' "$RESET"
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pause "Ready to start?"
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}
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# stage "Name" <minutes> — clear the screen, then announce a stage and show
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# progress + time remaining. Clearing keeps only the current step on screen.
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stage() {
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_clear
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_STAGE_INDEX=$((_STAGE_INDEX + 1))
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local remaining=$((TOTAL_MINUTES - _MINUTES_ELAPSED))
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(( remaining < 0 )) && remaining=0
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_MINUTES_ELAPSED=$((_MINUTES_ELAPSED + ${2:-0}))
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printf '\n%s%s▸ Stage %s/%s · %s%s %s(~%s min left)%s\n' \
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"$BOLD" "$BLUE" "$_STAGE_INDEX" "$TOTAL_STAGES" "$1" "$RESET" "$DIM" "$remaining" "$RESET"
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}
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# say "..." — a plain instruction line.
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say() { printf ' %s\n' "$1"; }
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# step "..." — a numbered-feeling action the human takes in the browser.
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step() { printf ' %s•%s %s\n' "$BLUE" "$RESET" "$1"; }
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note() { printf ' %s%s%s\n' "$DIM" "$1" "$RESET"; }
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warn() { printf ' %s⚠ %s%s\n' "$YELLOW" "$1" "$RESET"; }
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# open_url URL — open in the human's browser, cross-platform incl. WSL.
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open_url() {
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local url="$1"
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printf ' %s↗ opening%s %s\n' "$GREEN" "$RESET" "$url"
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{ if command -v wslview >/dev/null 2>&1; then wslview "$url"
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elif command -v explorer.exe >/dev/null 2>&1; then explorer.exe "$url"
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elif command -v xdg-open >/dev/null 2>&1; then xdg-open "$url"
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elif command -v open >/dev/null 2>&1; then open "$url"
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else warn "couldn't open a browser — visit it manually: $url"; fi
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} >/dev/null 2>&1 || warn "couldn't open a browser — visit it manually: $url"
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}
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# pause "msg" — wait for the human to confirm they've done the manual part.
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pause() {
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printf ' %s%s%s ' "$DIM" "${1:-Press Enter to continue}" "$RESET"
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read -r _ || _cancel
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}
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_cancel() { printf '\nCancelled; no further steps were run.\n' >&2; exit 1; }
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_valid_key() {
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[[ "$1" =~ ^[A-Z_][A-Z0-9_]*$ && "$1" != HOME && "$1" != CODEX_HOME && "$1" != PATH && "$1" != ENV_FILE ]] || {
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printf 'Invalid or reserved variable name.\n' >&2; return 1;
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}
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}
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# confirm "question" — y/N gate; returns success on yes.
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confirm() {
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local reply=""
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printf ' %s? %s [y/N] ' "$YELLOW" "$1"
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read -r reply || _cancel
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[[ "$reply" == y || "$reply" == Y || "$reply" == yes || "$reply" == YES ]]
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}
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# _existing KEY — current value of KEY in ENV_FILE, if any.
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_existing() {
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[[ -e "$ENV_FILE" ]] || return 0
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local line value=""
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while IFS= read -r line || [[ -n "$line" ]]; do
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[[ "$line" =~ ^[[:space:]]*(export[[:space:]]+)?${1}[[:space:]]*= ]] || continue
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value="${line#*=}"
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# ponytail: only reuse the single-line format we emit; adapt for another dotenv dialect.
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if [[ "$value" == \"* || "$value" == \`* || "$value" == *$'\r'* ]]; then
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printf 'Existing value uses an unsupported dotenv format; adapt the helper first.\n' >&2; return 1
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elif [[ "$value" == "'"* ]]; then
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[[ "$value" == *"'" && ${#value} -ge 2 ]] || return 1
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value="${value:1:${#value}-2}"
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[[ "$value" != *"'"* ]] || return 1
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else
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[[ "$value" != *[[:space:]]* && "$value" != *[\'\"\`\\]* ]] || return 1
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value="${value%%#*}"
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fi
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done < "$ENV_FILE"
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printf '%s' "$value"
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}
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# ask KEY "Prompt" — read a value into $KEY. Offers the existing .env value as
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# a default on re-runs (Enter keeps it). Visible input (non-secret).
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ask() {
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local key="$1" prompt="$2" current input
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_valid_key "$key" || return 1
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current=$(_existing "$key") || return 1
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if [[ -n "$current" ]]; then
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printf ' %s%s%s %s[Enter keeps current]%s ' "$BOLD" "$prompt" "$RESET" "$DIM" "$RESET"
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else
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printf ' %s%s%s ' "$BOLD" "$prompt" "$RESET"
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fi
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read -r input || _cancel
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[[ -z "$input" && -n "$current" ]] && input="$current"
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[[ -n "$input" ]] || { printf 'A value is required.\n' >&2; return 1; }
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printf -v "$key" '%s' "$input"
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}
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# ask_secret KEY "Prompt" — like ask, but input is hidden.
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ask_secret() {
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local key="$1" prompt="$2" current input
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_valid_key "$key" || return 1
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current=$(_existing "$key") || return 1
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if [[ -n "$current" ]]; then
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printf ' %s%s%s %s[Enter keeps current]%s ' "$BOLD" "$prompt" "$RESET" "$DIM" "$RESET"
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else
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printf ' %s%s%s ' "$BOLD" "$prompt" "$RESET"
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fi
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read -rs input || _cancel
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printf '\n'
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[[ -z "$input" && -n "$current" ]] && input="$current"
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[[ -n "$input" ]] || { printf 'A value is required.\n' >&2; return 1; }
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printf -v "$key" '%s' "$input"
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}
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# write_env KEY VALUE — atomic, private single-line dotenv upsert.
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# Single quotes preserve #, spaces, dollars and backslashes literally.
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write_env() {
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local key="$1" value="$2" tmp line
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_valid_key "$key" || return 1
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[[ -n "$value" && "$value" != *"'"* && "$value" != *$'\n'* && "$value" != *$'\r'* ]] || {
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printf 'Cannot save an empty value, apostrophe, or newline in this dotenv format.\n' >&2; return 1;
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}
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_existing "$key" >/dev/null || return 1
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tmp=$(mktemp "${ENV_FILE}.XXXXXX") || return 1
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if [[ -e "$ENV_FILE" ]] && ! awk -v key="$key" '$0 !~ "^[[:space:]]*(export[[:space:]]+)?" key "[[:space:]]*="' "$ENV_FILE" > "$tmp"; then
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rm -- "$tmp"
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return 1
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fi
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if printf "%s='%s'\n" "$key" "$value" >> "$tmp" && mv -- "$tmp" "$ENV_FILE"; then
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:
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else
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rm -- "$tmp"
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printf 'Could not save dotenv value.\n' >&2; return 1
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fi
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WRITTEN_ENV+=("$key")
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printf ' %s✓ wrote%s %s → %s\n' "$GREEN" "$RESET" "$key" "$ENV_FILE"
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}
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# finish — clear, then a closing summary of everything configured.
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finish() {
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_clear
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if (( ${#SKIPPED[@]} )); then
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warn 'Setup incomplete'
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else
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printf '\n%s%s ✓ Setup complete%s\n' "$BOLD" "$GREEN" "$RESET"
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fi
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(( ${#WRITTEN_ENV[@]} )) && note "wrote ${#WRITTEN_ENV[@]} value(s) to $ENV_FILE: ${WRITTEN_ENV[*]}"
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if (( ${#SKIPPED[@]} )); then
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printf '\n'; warn "still to do by hand:"
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for s in "${SKIPPED[@]}"; do note " - $s"; done
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fi
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printf '\n'
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}
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# ──────────────────────────────────────────────────────────────────────────
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# STAGES — author this section. One stage() per step the human takes.
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# Replace the example below. Set the two totals to match the stages you write.
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# ──────────────────────────────────────────────────────────────────────────
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# Sourcing exposes helpers for isolated checks without opening browsers.
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if [[ "${BASH_SOURCE[0]}" != "$0" ]]; then return 0; fi
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TOTAL_STAGES=1
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TOTAL_MINUTES=5
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banner "Stripe setup"
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# ── Example stage: replace with your real steps ───────────────────────────
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stage "Stripe — API keys" 5
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say "We'll grab your Stripe test keys and store them for local development."
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open_url "https://dashboard.stripe.com/test/apikeys"
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step "On the API keys page, copy the Publishable key (starts pk_test_)."
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ask STRIPE_PUBLISHABLE_KEY "Paste the publishable key:"
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step "Click 'Reveal test key' on the Secret key row, then copy it."
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ask_secret STRIPE_SECRET_KEY "Paste the secret key:"
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write_env STRIPE_PUBLISHABLE_KEY "$STRIPE_PUBLISHABLE_KEY"
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write_env STRIPE_SECRET_KEY "$STRIPE_SECRET_KEY"
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# ──────────────────────────────────────────────────────────────────────────
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finish
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