#!/bin/bash
# setup-unraid.sh - Initial Unraid setup for git-based deployment

set -e

UNRAID_HOST="${UNRAID_HOST:-root@192.168.2.61}"
REMOTE_PATH="/boot/config/plugins/compose.manager/projects/unraid-dash"

echo "Setting up Unraid server for git-based deployment..."
echo ""

# Setup SSH config on Unraid for git access
echo "1. Configuring SSH for git.michaelsimard.ca..."
ssh ${UNRAID_HOST} bash << 'EOF'
mkdir -p ~/.ssh
chmod 700 ~/.ssh

# Add SSH config for git server
if ! grep -q "git.michaelsimard.ca" ~/.ssh/config 2>/dev/null; then
    cat >> ~/.ssh/config << 'SSHCONFIG'

Host git.michaelsimard.ca
    Port 28
SSHCONFIG
    chmod 600 ~/.ssh/config
    echo "SSH config updated"
else
    echo "SSH config already contains git.michaelsimard.ca"
fi

# Add host key
ssh-keyscan -p 28 git.michaelsimard.ca >> ~/.ssh/known_hosts 2>/dev/null || true
echo "Host key added to known_hosts"
EOF

echo ""
echo "2. Checking for SSH key on Unraid..."
ssh ${UNRAID_HOST} bash << 'EOF'
if [ ! -f ~/.ssh/id_rsa ] && [ ! -f ~/.ssh/id_ed25519 ]; then
    echo "No SSH key found. Generating ed25519 key..."
    ssh-keygen -t ed25519 -f ~/.ssh/id_ed25519 -N "" -C "unraid@unraid-dash"
    echo ""
    echo "=== PUBLIC KEY - Add this to your Gitea account ==="
    cat ~/.ssh/id_ed25519.pub
    echo "=== END PUBLIC KEY ==="
    echo ""
    echo "Add this key at: https://git.michaelsimard.ca/user/settings/keys"
    echo "Press Enter when done..."
    read
else
    echo "SSH key exists"
    if [ -f ~/.ssh/id_ed25519.pub ]; then
        cat ~/.ssh/id_ed25519.pub
    elif [ -f ~/.ssh/id_rsa.pub ]; then
        cat ~/.ssh/id_rsa.pub
    fi
fi
EOF

echo ""
echo "3. Testing git access..."
if ssh ${UNRAID_HOST} "git ls-remote git@git.michaelsimard.ca:msimard/unraid-dashboard.git HEAD" &>/dev/null; then
    echo "Git access successful"
else
    echo "Git access failed. Ensure SSH key is added to Gitea"
    exit 1
fi

echo ""
echo "4. Creating config.js file on Unraid..."
if ssh ${UNRAID_HOST} "[ -f ${REMOTE_PATH}/config.js ]"; then
    echo "config.js already exists on Unraid"
else
    echo "Copying local config.js to Unraid..."
    ssh ${UNRAID_HOST} "mkdir -p ${REMOTE_PATH}"
    scp config.js ${UNRAID_HOST}:${REMOTE_PATH}/config.js
    echo "config.js copied"
fi

echo ""
echo "=== Setup Complete ==="
echo "Run './deploy.sh' to deploy the dashboard"