#!/bin/bash
# Deploy MPR to remote server via rsync
# Uses project .gitignore for excludes
#
# Usage: ./ctrl/deploy.sh [--restart] [--dry-run]
#
# Examples:
#   ./ctrl/deploy.sh              # Sync files only
#   ./ctrl/deploy.sh --restart    # Sync and restart services
#   ./ctrl/deploy.sh --dry-run    # Preview sync

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"

source "$SCRIPT_DIR/.env" 2>/dev/null || true

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

if [ -z "$SERVER" ] || [ -z "$REMOTE_PATH" ]; then
    echo -e "${RED}Error: SERVER and REMOTE_PATH must be set in ctrl/.env${NC}"
    echo "Example:"
    echo "  SERVER=user@host"
    echo "  REMOTE_PATH=~/mpr"
    exit 1
fi

RESTART=false
DRY_RUN=""

while [ $# -gt 0 ]; do
    case "$1" in
        --restart)
            RESTART=true
            shift
            ;;
        --dry-run)
            DRY_RUN="--dry-run"
            shift
            ;;
        *)
            echo "Unknown option: $1"
            exit 1
            ;;
    esac
done

echo -e "${GREEN}=== Deploying MPR to $SERVER:$REMOTE_PATH ===${NC}"

# Sync files using .gitignore for excludes
echo -e "${YELLOW}Syncing files...${NC}"
rsync -avz --delete $DRY_RUN \
    --filter=':- .gitignore' \
    --exclude='.git' \
    --exclude='media/*' \
    --exclude='ctrl/.env' \
    "$PROJECT_ROOT/" "$SERVER:$REMOTE_PATH/"

if [ -n "$DRY_RUN" ]; then
    echo -e "${YELLOW}Dry run - no changes made${NC}"
    exit 0
fi

# Copy env template if .env doesn't exist on remote
ssh "$SERVER" "[ -f $REMOTE_PATH/ctrl/.env ] || cp $REMOTE_PATH/ctrl/.env.template $REMOTE_PATH/ctrl/.env"

if [ "$RESTART" = true ]; then
    echo -e "${YELLOW}Restarting services...${NC}"
    ssh "$SERVER" "cd $REMOTE_PATH/ctrl && docker compose down && docker compose up -d --build"
fi

echo -e "${GREEN}Done!${NC}"