// Redmine REST API utility
// Usage: node deploy/redmine-api.mjs <command> [args...]

// Allow self-signed / mismatched certs when calling via IP
process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';

const BASE_URL = 'https://81.200.150.204';
const API_KEY = 'fca900011c01bf5c83862a5107c4d798fb6a4ef8';

async function request(method, path, body) {
  const url = `${BASE_URL}${path}`;
  const opts = {
    method,
    headers: {
      'X-Redmine-API-Key': API_KEY,
      'Content-Type': 'application/json',
    },
  };
  if (body) opts.body = JSON.stringify(body);

  const res = await fetch(url, opts);
  const text = await res.text();
  if (!res.ok) {
    throw new Error(`${res.status} ${res.statusText}: ${text}`);
  }
  return text ? JSON.parse(text) : null;
}

// --- Projects ---

export async function listProjects() {
  const data = await request('GET', '/projects.json');
  return data.projects;
}

export async function getProject(idOrIdentifier) {
  const data = await request('GET', `/projects/${idOrIdentifier}.json`);
  return data.project;
}

export async function createProject(name, identifier, description = '') {
  const data = await request('POST', '/projects.json', {
    project: { name, identifier, description },
  });
  return data.project;
}

// --- Issues ---

export async function listIssues(projectIdentifier, params = {}) {
  const query = new URLSearchParams(params);
  if (projectIdentifier) query.set('project_id', projectIdentifier);
  const data = await request('GET', `/issues.json?${query}`);
  return data.issues;
}

export async function getIssue(id) {
  const data = await request('GET', `/issues/${id}.json`);
  return data.issue;
}

export async function createIssue(projectIdentifier, subject, description = '', extras = {}) {
  const data = await request('POST', '/issues.json', {
    issue: {
      project_id: projectIdentifier,
      subject,
      description,
      ...extras,
    },
  });
  return data.issue;
}

export async function updateIssue(id, fields) {
  await request('PUT', `/issues/${id}.json`, { issue: fields });
  return { id, ...fields };
}

export async function deleteIssue(id) {
  await request('DELETE', `/issues/${id}.json`);
  return { id, deleted: true };
}

// --- Wiki ---

export async function listWikiPages(projectId) {
  const data = await request('GET', `/projects/${projectId}/wiki/index.json`);
  return data.wiki_pages;
}

export async function getWikiPage(projectId, title) {
  const data = await request('GET', `/projects/${projectId}/wiki/${encodeURIComponent(title)}.json`);
  return data.wiki_page;
}

export async function putWikiPage(projectId, title, text, comments = '') {
  const body = { wiki_page: { text } };
  if (comments) body.wiki_page.comments = comments;
  await request('PUT', `/projects/${projectId}/wiki/${encodeURIComponent(title)}.json`, body);
  return { project: projectId, title, updated: true };
}

export async function deleteWikiPage(projectId, title) {
  await request('DELETE', `/projects/${projectId}/wiki/${encodeURIComponent(title)}.json`);
  return { project: projectId, title, deleted: true };
}

// --- Trackers, Statuses, Priorities (reference data) ---

export async function listTrackers() {
  const data = await request('GET', '/trackers.json');
  return data.trackers;
}

export async function listStatuses() {
  const data = await request('GET', '/issue_statuses.json');
  return data.issue_statuses;
}

// --- CLI ---

const commands = {
  'list-projects': async () => {
    const projects = await listProjects();
    console.table(projects.map(p => ({ id: p.id, name: p.name, identifier: p.identifier })));
  },

  'get-project': async ([id]) => {
    const project = await getProject(id);
    console.log(JSON.stringify(project, null, 2));
  },

  'create-project': async ([name, identifier, description]) => {
    const project = await createProject(name, identifier, description);
    console.log('Created project:', project.id, project.identifier);
  },

  'list-issues': async ([project, ...rest]) => {
    const params = {};
    for (const arg of rest) {
      const [k, v] = arg.split('=');
      params[k] = v;
    }
    const issues = await listIssues(project, params);
    console.table(issues.map(i => ({
      id: i.id,
      tracker: i.tracker?.name,
      status: i.status?.name,
      subject: i.subject,
    })));
  },

  'get-issue': async ([id]) => {
    const issue = await getIssue(id);
    console.log(JSON.stringify(issue, null, 2));
  },

  'create-issue': async ([project, subject, description]) => {
    const issue = await createIssue(project, subject, description);
    console.log('Created issue:', issue.id, '-', issue.subject);
  },

  'update-issue': async ([id, ...fields]) => {
    const data = {};
    for (const f of fields) {
      const [k, v] = f.split('=');
      data[k] = v;
    }
    const result = await updateIssue(id, data);
    console.log('Updated issue:', result.id);
  },

  'delete-issue': async ([id]) => {
    await deleteIssue(id);
    console.log('Deleted issue:', id);
  },

  'list-trackers': async () => {
    const trackers = await listTrackers();
    console.table(trackers.map(t => ({ id: t.id, name: t.name })));
  },

  'list-statuses': async () => {
    const statuses = await listStatuses();
    console.table(statuses.map(s => ({ id: s.id, name: s.name })));
  },

  'list-wiki': async ([project]) => {
    const pages = await listWikiPages(project);
    console.table(pages.map(p => ({ title: p.title, version: p.version, created: p.created_on })));
  },

  'get-wiki': async ([project, title]) => {
    const page = await getWikiPage(project, title);
    console.log(`# ${page.title} (v${page.version})\n`);
    console.log(page.text);
  },

  'put-wiki': async ([project, title, ...textParts]) => {
    const text = textParts.join(' ');
    const result = await putWikiPage(project, title, text, 'Updated via CLI');
    console.log('Updated wiki page:', result.title);
  },

  'delete-wiki': async ([project, title]) => {
    await deleteWikiPage(project, title);
    console.log('Deleted wiki page:', title);
  },
};

// Only run CLI when this file is executed directly
const isMain = process.argv[1] && import.meta.url.endsWith(process.argv[1].replace(/\\/g, '/').replace(/^.*:/, ''));
if (isMain) {
  const [command, ...args] = process.argv.slice(2);

  if (!command || !commands[command]) {
    console.log('Usage: node deploy/redmine-api.mjs <command> [args...]');
    console.log('Commands:', Object.keys(commands).join(', '));
    process.exit(1);
  }

  try {
    await commands[command](args);
  } catch (e) {
    console.error('Error:', e.message);
    process.exit(1);
  }
}