#!/usr/bin/env bun
/**
 * Profile Management CLI
 *
 * Manage numerology profiles for easy reuse across all tools.
 *
 * Usage:
 *   bun profile.ts create --name "Your Name" --birthdate "mm/dd/yyyy"
 *   bun profile.ts create rob --name "John Smith" --birthdate "3/15/1990"
 *   bun profile.ts list
 *   bun profile.ts show rob
 *   bun profile.ts delete rob
 */

import {
  saveProfile,
  loadProfile,
  listProfiles,
  deleteProfile,
  generateIdentifier,
  profileExists
} from './profile-manager';

// Colors for terminal output
const colors = {
  reset: '\x1b[0m',
  bright: '\x1b[1m',
  green: '\x1b[32m',
  blue: '\x1b[34m',
  yellow: '\x1b[33m',
  red: '\x1b[31m',
  cyan: '\x1b[36m',
};

function showHelp() {
  console.log(`
${colors.bright}Profile Management${colors.reset}

Manage numerology profiles for easy reuse across all tools.

${colors.bright}USAGE:${colors.reset}
  bun profile.ts <command> [options]

${colors.bright}COMMANDS:${colors.reset}
  ${colors.cyan}create${colors.reset} [identifier]   Create or update a profile
  ${colors.cyan}list${colors.reset}                  List all profiles
  ${colors.cyan}show${colors.reset} <identifier>     Show profile details
  ${colors.cyan}delete${colors.reset} <identifier>   Delete a profile

${colors.bright}CREATE OPTIONS:${colors.reset}
  --name NAME          Full name (required)
  --birthdate DATE     Birthdate in mm/dd/yyyy format (required)

${colors.bright}EXAMPLES:${colors.reset}
  # Create profile with auto-generated identifier from first name
  bun profile.ts create --name "John Smith" --birthdate "3/15/1990"
  ${colors.blue}→ Creates profile 'john'${colors.reset}

  # Create profile with custom identifier
  bun profile.ts create johns --name "John Smith" --birthdate "3/15/1990"
  ${colors.blue}→ Creates profile 'johns'${colors.reset}

  # List all profiles
  bun profile.ts list

  # Show specific profile
  bun profile.ts show rob

  # Delete profile
  bun profile.ts delete rob

${colors.bright}USING PROFILES:${colors.reset}
  Once created, use profiles with any numerology tool:

  bun numerology.ts --profile john
  bun generate-report.ts --profile john
  bun compatibility.ts --profile john --person2 "Jane:1/1/1990"
  bun optimal-days.ts --profile john --day 1
  `);
}

// Parse command line arguments
const args = process.argv.slice(2);

if (args.length === 0 || args[0] === '--help' || args[0] === '-h') {
  showHelp();
  process.exit(0);
}

const command = args[0];

// CREATE command
if (command === 'create') {
  let identifier: string | null = null;
  let name = '';
  let birthdate = '';

  // Check if first arg after 'create' is the identifier (no dashes)
  if (args[1] && !args[1].startsWith('-')) {
    identifier = args[1];
  }

  // Parse options
  for (let i = identifier ? 2 : 1; i < args.length; i++) {
    if ((args[i] === '--name' || args[i] === '-n') && args[i + 1]) {
      name = args[i + 1];
      i++;
    } else if ((args[i] === '--birthdate' || args[i] === '-b') && args[i + 1]) {
      birthdate = args[i + 1];
      i++;
    }
  }

  if (!name || !birthdate) {
    console.error(`${colors.red}Error: Both --name and --birthdate are required${colors.reset}`);
    console.error('Try: bun profile.ts create --help');
    process.exit(1);
  }

  // Auto-generate identifier if not provided
  if (!identifier) {
    identifier = generateIdentifier(name);
  }

  const isUpdate = profileExists(identifier);
  saveProfile(identifier, name, birthdate);

  if (isUpdate) {
    console.log(`${colors.green}✓${colors.reset} Profile '${colors.cyan}${identifier}${colors.reset}' updated`);
  } else {
    console.log(`${colors.green}✓${colors.reset} Profile '${colors.cyan}${identifier}${colors.reset}' created`);
  }

  console.log(`  Name: ${name}`);
  console.log(`  Birthdate: ${birthdate}`);
  console.log(`\nUse it with: ${colors.bright}--profile ${identifier}${colors.reset}`);
}

// LIST command
else if (command === 'list') {
  const profiles = listProfiles();

  if (profiles.length === 0) {
    console.log(`${colors.yellow}No profiles found.${colors.reset}`);
    console.log(`\nCreate one with: ${colors.bright}bun profile.ts create --name "Your Name" --birthdate "mm/dd/yyyy"${colors.reset}`);
    process.exit(0);
  }

  console.log(`${colors.bright}\nProfiles (${profiles.length}):${colors.reset}\n`);

  for (const { identifier, profile } of profiles) {
    console.log(`${colors.cyan}${identifier}${colors.reset}`);
    console.log(`  Name: ${profile.name}`);
    console.log(`  Birthdate: ${profile.birthdate}`);
    console.log(`  Created: ${new Date(profile.created).toLocaleDateString()}`);
    console.log('');
  }

  console.log(`Use with: ${colors.bright}--profile <identifier>${colors.reset}`);
}

// SHOW command
else if (command === 'show') {
  const identifier = args[1];

  if (!identifier) {
    console.error(`${colors.red}Error: Profile identifier required${colors.reset}`);
    console.error('Usage: bun profile.ts show <identifier>');
    process.exit(1);
  }

  const profile = loadProfile(identifier);

  if (!profile) {
    console.error(`${colors.red}Error: Profile '${identifier}' not found${colors.reset}`);
    console.error('List profiles with: bun profile.ts list');
    process.exit(1);
  }

  console.log(`${colors.bright}\nProfile: ${colors.cyan}${identifier}${colors.reset}\n`);
  console.log(`Name:      ${profile.name}`);
  console.log(`Birthdate: ${profile.birthdate}`);
  console.log(`Created:   ${new Date(profile.created).toLocaleString()}`);
  console.log(`Updated:   ${new Date(profile.updated).toLocaleString()}`);
  console.log(`\nUse with: ${colors.bright}--profile ${identifier}${colors.reset}`);
}

// DELETE command
else if (command === 'delete') {
  const identifier = args[1];

  if (!identifier) {
    console.error(`${colors.red}Error: Profile identifier required${colors.reset}`);
    console.error('Usage: bun profile.ts delete <identifier>');
    process.exit(1);
  }

  const profile = loadProfile(identifier);

  if (!profile) {
    console.error(`${colors.red}Error: Profile '${identifier}' not found${colors.reset}`);
    console.error('List profiles with: bun profile.ts list');
    process.exit(1);
  }

  const success = deleteProfile(identifier);

  if (success) {
    console.log(`${colors.green}✓${colors.reset} Profile '${colors.cyan}${identifier}${colors.reset}' deleted`);
    console.log(`  Was: ${profile.name} (${profile.birthdate})`);
  } else {
    console.error(`${colors.red}Error: Failed to delete profile '${identifier}'${colors.reset}`);
    process.exit(1);
  }
}

// Unknown command
else {
  console.error(`${colors.red}Error: Unknown command '${command}'${colors.reset}`);
  console.error('Try: bun profile.ts --help');
  process.exit(1);
}