#!/usr/bin/env bash

set -euo pipefail

# ForLoop Plugin Updater

# https://github.com/forloop-cc/forloop-opencode-plugin-planner

#

# opencode auto-updates plugins on startup. This script verifies the plugin

# is registered and shows the latest changelog.

#

# Usage:

# bash update.sh

# bash update.sh --changelog

# ── Colors ───────────────────────────────────────────────────────────────────

PLATFORM="$(uname -s)"

if [[ "$PLATFORM" =~ MINGW|MSYS|CYGWIN ]] && [ -z "$WT_SESSION" ] && [ -z "$ConEmuPID" ]; then

RED=''; GREEN=''; YELLOW=''; BLUE=''; CYAN=''; BOLD=''; NC=''

else

RED='\033[0;31m'; GREEN='\033[0;32m'; YELLOW='\033[1;33m'

BLUE='\033[0;34m'; CYAN='\033[0;36m'; BOLD='\033[1m'; NC='\033[0m'

fi

# ── Configuration ────────────────────────────────────────────────────────────

NPM_PACKAGE="@forloop-cc/forloop-opencode-plugin-planner"

GIT_URL="forloop-planner@git+https://github.com/forloop-cc/forloop-opencode-plugin-planner.git"

PLUGIN_DIRNAME="forloop-planner"

SHOW_CHANGELOG=false

print_success() { echo -e "${GREEN}✓${NC} $1"; }

print_info() { echo -e "${BLUE}ℹ${NC} $1"; }

print_warning() { echo -e "${YELLOW}⚠${NC} $1"; }

print_error() { echo -e "${RED}✗${NC} $1" >&2; }

show_help() {

cat << 'HELPEOF'

Usage: update.sh [OPTIONS]

opencode auto-updates plugins from git/npm on startup. This script:

- Verifies the plugin is registered in opencode.json

- Shows the latest changelog from the plugin source

Options:

-c, --changelog Show recent changelog after verification

-h, --help Show this help

Auto-detection order:

1. ./opencode.json (project config)

2. ~/.config/opencode/opencode.json (global config)

HELPEOF

}

# ── Dependency checks ────────────────────────────────────────────────────────

check_jq() {

if ! command -v jq &>/dev/null; then

print_error "jq is required but not installed"

return 1

fi

return 0

}

# ── Config lookup ────────────────────────────────────────────────────────────

find_config() {

local candidates=("./opencode.json" "$HOME/.config/opencode/opencode.json")

for config in "${candidates[@]}"; do

if [ -f "$config" ]; then

echo "$config"

return 0

fi

done

return 1

}

find_plugin_entry() {

local config_file="$1"

jq -r '.plugin[]? // empty' "$config_file" | grep -E "forloop-opencode-plugin-planner|$NPM_PACKAGE" | head -1

}

# ── Changelog ────────────────────────────────────────────────────────────────

show_changelog_from_repo() {

local changelog_url="https://raw.githubusercontent.com/forloop-cc/forloop-opencode-plugin-planner/main/CHANGELOG.md"

echo ""

print_info "Recent changes:"

echo "────────────────────────────────────────────"

curl -fsSL "$changelog_url" 2>/dev/null | head -40 || {

echo " (could not fetch changelog — check https://github.com/forloop-cc/forloop-opencode-plugin-planner/releases)"

}

echo "────────────────────────────────────────────"

}

show_changelog_from_cache() {

local cache_dir="$HOME/.cache/opencode/node_modules"

local plugin_paths=(

"$cache_dir/$NPM_PACKAGE/CHANGELOG.md"

"$cache_dir/$NPM_PACKAGE/plugins/forloop-plugin.ts"

)

for candidate in "${plugin_paths[@]}"; do

local changelog="$(dirname "$candidate")/CHANGELOG.md"

if [ -f "$changelog" ]; then

echo ""

print_info "Recent changes:"

echo "────────────────────────────────────────────"

head -40 "$changelog"

echo "────────────────────────────────────────────"

return 0

fi

done

return 1

}

# ── Main ─────────────────────────────────────────────────────────────────────

while [[ $# -gt 0 ]]; do

case "$1" in

-c|--changelog) SHOW_CHANGELOG=true; shift ;;

-h|--help) show_help; exit 0 ;;

*) print_error "Unknown option: $1"; show_help; exit 1 ;;

esac

done

echo ""

echo -e "${BLUE}${BOLD}╔══════════════════════════════════════════╗"

echo -e "║ ForLoop Plugin Updater ║"

echo -e "╚══════════════════════════════════════════╝${NC}"

echo ""

check_jq || exit 1

config_file="$(find_config)" || {

print_error "No opencode.json found"

echo ""

echo " Checked:"

echo " 1. ./opencode.json"

echo " 2. ~/.config/opencode/opencode.json"

echo ""

echo " Install first: curl -fsSL .../install.sh | bash"

exit 1

}

plugin_entry="$(find_plugin_entry "$config_file")"

if [ -z "$plugin_entry" ]; then

print_error "ForLoop plugin not registered in $config_file"

echo ""

echo " Install first: curl -fsSL .../install.sh | bash"

exit 1

fi

print_success "Plugin registered in: $config_file"

print_info "Entry: $plugin_entry"

echo ""

# Detect source type

if echo "$plugin_entry" | grep -q "git+https://"; then

print_info "Source: Git (opencode will pull latest on startup)"

elif echo "$plugin_entry" | grep -q "@forloop-cc/"; then

print_info "Source: npm (opencode will check for updates on startup)"

fi

echo ""

print_success "To update: restart opencode — it auto-fetches the latest plugin version"

if [ "$SHOW_CHANGELOG" = true ]; then

show_changelog_from_cache || show_changelog_from_repo

fi

echo ""