import readline from "readline";

/**
 * @param {string[]} projects 
 * @returns string
 */
export function selectProject(projects) {
    if (projects.length === 1) {
        return projects[0];
    }

    if (!process.argv[2] && !process.env.DEFAULT_PROJECT) {
        console.error(`Multiple projects detected, but no project selected`);
        process.exit(2);
    }

    const selectedProject = process.argv[2] ?? process.env.DEFAULT_PROJECT;

    const project = projects.find(project => project.toLowerCase() === selectedProject.toLowerCase());

    if (!project) {
        console.error(`Could not find project ${selectedProject}`);
        process.exit(2);
    }

    return project;
}