import { Command } from "commander";
import { withTokenRefresh } from "../../utils/error";
import chalk from "chalk";
import { readNestboxConfig } from "../../utils/config";
import { createApis } from "./apiUtils";

export function registerListCommand(projectCommand: Command): void {
  projectCommand
    .command('list')
    .description('List all projects')
    .action(async () => {
      try {
        const apis = createApis();

        // Execute with token refresh support
        await withTokenRefresh(
          async () => {
            // Get projects from API
            const response = await apis.projectsApi.projectControllerGetAllProjects();
            const apiProjects = response.data.data.projects;

            if (!apiProjects || apiProjects.length === 0) {
              console.log(chalk.yellow('No projects found.'));
              return;
            }

            // Read local config to get default project and aliases
            const config = readNestboxConfig();
            const localProjects = config.projects || {};
            const defaultProject = localProjects.default;

            console.log(chalk.blue('Available Projects:'));
            console.log(''); // Empty line for better formatting

            // Display each project from the API
            apiProjects.forEach((project: any) => {
              const projectName = project.name;
              const isDefault = defaultProject === projectName;
              
              // Find aliases for this project
              const aliases = Object.entries(localProjects)
                .filter(([key, value]) => value === projectName && key !== 'default' && key !== projectName)
                .map(([alias]) => alias);

              // Build the display line
              let displayLine = `  ${projectName}`;
              
              if (aliases.length > 0) {
                displayLine += chalk.gray(` (aliases: ${aliases.join(', ')})`);
              }
              
              if (isDefault) {
                displayLine += chalk.green(' [DEFAULT]');
              }

              console.log(displayLine);
            });

            // Show summary
            console.log(''); // Empty line
            if (defaultProject) {
              console.log(chalk.gray(`Default project: ${defaultProject}`));
            } else {
              console.log(chalk.gray('No default project set. Use "nestbox project use <project-name>" to set one.'));
            }
          }
        );
      } catch (error: any) {
        if (error.message && error.message.includes('Authentication')) {
          console.error(chalk.red(error.message));
        } else if (error.message) {
          console.error(chalk.red('Error listing projects:'), error.message);
        } else {
          console.error(chalk.red('Error listing projects:'), 'Unknown error');
        }
      }
    });
}