export const EVENT_TYPES = Object.freeze({
  PLAYER_MOVE: 'player.move',
  SELECT_DISTRICT: 'district.selected',
  SELECT_FILE: 'file.selected',
  SELECT_COLLECTION: 'collection.selected',
  SELECT_RECORD: 'record.selected',
  OPEN_INSPECTOR: 'inspector.opened',
  CLOSE_INSPECTOR: 'inspector.closed',
  OPEN_TERMINAL: 'terminal.opened',
  CLOSE_TERMINAL: 'terminal.closed',
  RUN_COMMAND: 'terminal.command',
  USE_TOOL: 'tool.used',
  ENTER_DISTRICT: 'district.entered',
  TICK: 'world.tick',
  AGENT_PROGRESS: 'agent.progress',
  CONSTRUCTION: 'construction.updated',
  BUILD_STARTED: 'build.started',
  BUILD_COMPLETED: 'build.completed',
  TEST_STARTED: 'test.started',
  TEST_COMPLETED: 'test.completed',
  DEPLOYMENT_STARTED: 'deployment.started',
  DEPLOYMENT_COMPLETED: 'deployment.completed',
  COMMIT: 'repository.commit',
  ISSUE: 'repository.issue',
  PULL_REQUEST: 'repository.pull_request'
});

export const TOOLBELT = Object.freeze([
  { id: 'terminal', key: '1', icon: '▣', name: 'Terminal Phone', verb: 'Open shell', color: '#69f6cf' },
  { id: 'bash', key: '2', icon: '⚒', name: 'Bash Hammer', verb: 'Run operation', color: '#ffbd69' },
  { id: 'git', key: '3', icon: '◈', name: 'Git Backpack', verb: 'View history', color: '#ff7ac8' },
  { id: 'docker', key: '4', icon: '▦', name: 'Docker Box', verb: 'Open container', color: '#6dafff' },
  { id: 'code', key: '5', icon: '⌘', name: 'Code Tablet', verb: 'Read source', color: '#b79cff' },
  { id: 'ssh', key: '6', icon: '⚿', name: 'SSH Key', verb: 'Unlock gate', color: '#ffdd67' },
  { id: 'database', key: '7', icon: '▤', name: 'Database Vault', verb: 'Inspect data', color: '#9fe870' },
  { id: 'deploy', key: '8', icon: '↗', name: 'Deploy Rocket', verb: 'Launch build', color: '#ff8b62' }
]);

export const EVENT_LABELS = Object.freeze({
  [EVENT_TYPES.AGENT_PROGRESS]: 'agent progress',
  [EVENT_TYPES.CONSTRUCTION]: 'construction update',
  [EVENT_TYPES.BUILD_STARTED]: 'build started',
  [EVENT_TYPES.BUILD_COMPLETED]: 'build completed',
  [EVENT_TYPES.TEST_STARTED]: 'tests started',
  [EVENT_TYPES.TEST_COMPLETED]: 'tests passed',
  [EVENT_TYPES.DEPLOYMENT_STARTED]: 'deployment queued',
  [EVENT_TYPES.DEPLOYMENT_COMPLETED]: 'deployment complete',
  [EVENT_TYPES.COMMIT]: 'commit landed',
  [EVENT_TYPES.ISSUE]: 'issue quest',
  [EVENT_TYPES.PULL_REQUEST]: 'pull request gate'
});

export const COLLECTIONS = Object.freeze(['files', 'commits', 'issues', 'prs', 'build']);

export const clamp = (value, min, max) => Math.min(max, Math.max(min, value));

export function formatTime(tick) {
  const seconds = String((tick * 7) % 60).padStart(2, '0');
  const minutes = String(Math.floor(tick * 7 / 60)).padStart(2, '0');
  return `00:${minutes}:${seconds}`;
}

export function clone(value) {
  return JSON.parse(JSON.stringify(value));
}

export function makeEvent(type, tick, detail = {}) {
  return {
    id: `${type}-${tick}`,
    type,
    tick,
    at: formatTime(tick),
    detail
  };
}

export function commandTranscript(command, state) {
  const prompt = '$';
  const selected = state.selectedFileId || 'README.md';
  const lines = {
    ls: ['src/', 'tests/', 'docs/', '.github/', 'Cargo.toml', 'README.md'],
    'git status': ['On branch main', 'Your branch is up to date with origin/main.', 'working tree clean'],
    'git log': ['8f3a9c1  Fix kernel bounds', '2h4d7e2  Add proof sketch', '9ac1bd9  Update docs'],
    'cargo test': ['Compiling pax-coder v0.8.2', 'running 142 tests', 'test result: ok. 142 passed; 0 failed'],
    './build.sh': ['[world] assembling repository tower', '[ci] verifying artifacts', 'BUILD #812 completed successfully'],
    help: ['Try: ls, git status, git log, cargo test, ./build.sh']
  };
  const output = lines[command] || [`command not found: ${command}`, 'Try `help` for local commands.'];
  return [`${prompt} ${command}`, ...output, `${prompt} _`];
}