#!/bin/bash
set -e

# Wait for PostgreSQL to be ready
until pg_isready; do
    echo "Waiting for PostgreSQL to be ready..."
    sleep 2
done

# Create the target database
psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
    CREATE DATABASE $TARGET_DB_NAME;
EOSQL

# Copy the database if SOURCE_DB_URL is provided
if [ ! -z "$SOURCE_DB_URL" ]; then
    echo "Copying database from $SOURCE_DB_URL to $TARGET_DB_NAME..."

    # Dump the source database
    pg_dump "$SOURCE_DB_URL" | psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$TARGET_DB_NAME"

    echo "Database copy completed successfully"
else
    echo "No SOURCE_DB_URL provided, skipping database copy"
fi