#!/bin/bash
# Auto-deploy script for LXC 106 (cinny)
# Handles: cinny/config.json, cinny/upstream-check.sh, cinny/lotus-build.sh,
#          deploy/hooks-lxc106.json, systemd/cinny-upstream-check.cron
# Triggered by: Gitea webhook on push to main
set -euo pipefail

REPO_DIR="/opt/matrix-config"
LOG="/var/log/matrix-deploy.log"
CLONE_URL="https://code.lotusguild.org/LotusGuild/matrix.git"

exec >> "$LOG" 2>&1
echo "=== $(date) === LXC106 deploy triggered ==="

if [ ! -d "$REPO_DIR/.git" ]; then
    git clone "$CLONE_URL" "$REPO_DIR"
    CHANGED="cinny/config.json cinny/upstream-check.sh cinny/lotus-build.sh deploy/hooks-lxc106.json systemd/cinny-upstream-check.cron"
else
    cd "$REPO_DIR"
    git fetch --all
    PREV=$(git rev-parse HEAD)
    git reset --hard origin/main
    NEW=$(git rev-parse HEAD)
    CHANGED=$(git diff --name-only "$PREV" "$NEW")
    echo "Changed files: $CHANGED"
fi

if echo "$CHANGED" | grep -q '^cinny/config.json'; then
    echo "Deploying cinny config.json..."
    cp "$REPO_DIR/cinny/config.json" /var/www/html/config.json
    echo "✓ config.json deployed"
fi

if echo "$CHANGED" | grep -q '^cinny/upstream-check.sh'; then
    echo "Deploying upstream-check.sh..."
    cp "$REPO_DIR/cinny/upstream-check.sh" /usr/local/bin/cinny-upstream-check.sh
    chmod +x /usr/local/bin/cinny-upstream-check.sh
    echo "✓ upstream-check.sh deployed"
fi

if echo "$CHANGED" | grep -q '^cinny/lotus-build.sh'; then
    echo "Deploying lotus-build.sh..."
    cp "$REPO_DIR/cinny/lotus-build.sh" /usr/local/bin/cinny-build.sh
    chmod +x /usr/local/bin/cinny-build.sh
    echo "✓ lotus-build.sh deployed"
fi

if echo "$CHANGED" | grep -q '^deploy/hooks-lxc106.json'; then
    echo "Deploying hooks-lxc106.json..."
    cp "$REPO_DIR/deploy/hooks-lxc106.json" /etc/webhook/hooks.json
    systemctl restart webhook
    echo "✓ hooks.json deployed, webhook restarted"
fi

if echo "$CHANGED" | grep -q '^systemd/cinny-upstream-check.cron'; then
    echo "Deploying cinny-upstream-check.cron..."
    cp "$REPO_DIR/systemd/cinny-upstream-check.cron" /etc/cron.d/cinny-upstream-check
    chmod 644 /etc/cron.d/cinny-upstream-check
    echo "✓ cron deployed"
fi

echo "=== $(date) === LXC106 deploy complete ==="