#!/bin/bash
set -euo pipefail

ARTIFACT_DIR="/opt/api-artifacts"

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

log_info() { echo -e "${GREEN}[INFO]${NC} $1"; }
log_warn() { echo -e "${YELLOW}[WARN]${NC} $1"; }
log_error() { echo -e "${RED}[ERROR]${NC} $1"; }

SLOT="${1:-blue}"
SLOT_LINK="$ARTIFACT_DIR/$SLOT"

if [ ! -L "$SLOT_LINK" ]; then
    log_error "Slot not found: $SLOT"
    exit 1
fi

BUILD_PATH=$(readlink -f "$SLOT_LINK")
MIGRATIONS_DIR="$BUILD_PATH/migrations"

if [ ! -d "$MIGRATIONS_DIR" ]; then
    log_error "Migrations directory not found: $MIGRATIONS_DIR"
    exit 1
fi

if [ -f "$BUILD_PATH/.env.production" ]; then
    source "$BUILD_PATH/.env.production"
fi

if [ -z "${DATABASE_URL:-}" ]; then
    log_error "DATABASE_URL not set"
    exit 1
fi

log_info "Running migrations from: $MIGRATIONS_DIR"

cd "$BUILD_PATH"
export AUTO_MIGRATE=true
export PORT=0

timeout 30s ./api-server 2>&1 | grep -i "migration" || true

log_info "Migrations completed"