#!/bin/bash
# Bootstrap script for VPS - Ensures latest homelab agents are available
#
# Usage: source <(curl -s http://100.120.125.113:3000/pdm/homelab-agents/raw/branch/main/scripts/bootstrap-agents.sh)
#
# IMPORTANT: Use 'source' not 'bash' so PATH updates take effect immediately!
#
# This script:
# - Clones or updates the homelab-agents repo
# - Sets up git remotes for pushing VPS work
# - Makes agents available for Claude Code
# - Installs helper scripts (init-project)
# - Adds scripts to PATH permanently

set -e

GITEA_URL="http://100.120.125.113:3000"
AGENTS_REPO="$GITEA_URL/pdm/homelab-agents.git"
AGENTS_DIR="$HOME/.homelab-agents"
SCRIPTS_DIR="$HOME/.homelab-scripts"

echo "🔧 Bootstrapping homelab agents..."

# Create agents directory if needed
if [[ ! -d "$AGENTS_DIR" ]]; then
    echo "📦 Cloning homelab-agents from Gitea..."
    git clone "$AGENTS_REPO" "$AGENTS_DIR"
    echo "✅ homelab-agents cloned to $AGENTS_DIR"
else
    echo "📂 homelab-agents directory exists, updating..."
    cd "$AGENTS_DIR"

    # Ensure git is initialized
    if [[ ! -d .git ]]; then
        git init
        git remote add origin "$AGENTS_REPO"
    fi

    # Update remote URL in case it changed
    git remote set-url origin "$AGENTS_REPO" 2>/dev/null || git remote add origin "$AGENTS_REPO"

    # Pull latest agents
    if git pull origin main 2>/dev/null; then
        echo "✅ homelab-agents updated to latest version"
    else
        echo "⚠️  Could not pull from main branch (might not exist yet)"
    fi
fi

# Install helper scripts
echo ""
echo "📋 Installing helper scripts..."
mkdir -p "$SCRIPTS_DIR"

if [[ -f "$AGENTS_DIR/scripts/init-project.sh" ]]; then
    cp "$AGENTS_DIR/scripts/init-project.sh" "$SCRIPTS_DIR/init-project"
    chmod +x "$SCRIPTS_DIR/init-project"
    echo "✅ init-project installed to $SCRIPTS_DIR"
fi

# Add scripts directory to PATH permanently (in ~/.bashrc)
BASHRC="$HOME/.bashrc"
PATH_EXPORT="export PATH=\"\$HOME/.homelab-scripts:\$PATH\""

if [[ -f "$BASHRC" ]]; then
    if ! grep -q "homelab-scripts" "$BASHRC"; then
        echo "" >> "$BASHRC"
        echo "# Homelab scripts directory" >> "$BASHRC"
        echo "$PATH_EXPORT" >> "$BASHRC"
        echo "✅ Added scripts directory to ~/.bashrc"
    else
        echo "✅ Scripts directory already in ~/.bashrc"
    fi
else
    # Create ~/.bashrc if it doesn't exist
    echo "$PATH_EXPORT" > "$BASHRC"
    echo "✅ Created ~/.bashrc with scripts directory"
fi

# Also add to current session PATH (this is why we use 'source' not 'bash')
export PATH="$SCRIPTS_DIR:$PATH"
echo "✅ Scripts directory added to current session PATH"

# Verify agents are available
if [[ -f "$AGENTS_DIR/agents/sysadmin-session-closer.md" ]]; then
    echo "✅ sysadmin-session-closer agent available"
else
    echo "⚠️  Warning: sysadmin-session-closer.md not found"
fi

echo ""
echo "✨ Homelab agents bootstrap complete!"
echo ""
echo "📚 Available commands (ready to use now):"
echo "   init-project <name>  - Initialize a new project with git remote"
echo "   cd ~/.homelab-agents - Browse agents and scripts"
echo ""
echo "📋 Agent location: $AGENTS_DIR/agents/sysadmin-session-closer.md"