/**
 * Gitea Routes Module
 * Adds Gitea integration routes to Express app
 */

const GiteaIntegration = require('./gitea-integration.js');

function setupGiteaRoutes(app) {
  // Initialize Gitea client
  const giteaConfig = {
    baseUrl: process.env.GITEA_URL || 'https://gitea.tophermayor.com',
    token: process.env.GITEA_TOKEN,
    owner: 'TopherMayor',
    cacheTimeout: 30000
  };

  const gitea = new GiteaIntegration(giteaConfig);


  // Gitea API routes
  app.get('/api/gitea/swarm', async (req, res) => {
    try {
      const summary = await gitea.getSwarmSummary();
      res.json(summary);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/reviews', async (req, res) => {
    try {
      const reviews = await gitea.getPendingReviews();
      res.json(reviews);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/activity', async (req, res) => {
    try {
      const activity = await gitea.getRecentActivity();
      res.json(activity);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/user', async (req, res) => {
    try {
      const user = await gitea.getUser();
      res.json(user);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/repos/:repo', async (req, res) => {
    try {
      const repo = await gitea.getRepo(req.params.repo);
      res.json(repo);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/repos/:repo/pulls', async (req, res) => {
    try {
      const state = req.query.state || 'open';
      const prs = await gitea.getPullRequests(req.params.repo, state);
      res.json(prs);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/repos/:repo/issues', async (req, res) => {
    try {
      const state = req.query.state || 'open';
      const issues = await gitea.getIssues(req.params.repo, state);
      res.json(issues);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/repos/:repo/commits', async (req, res) => {
    try {
      const branch = req.query.branch || 'main';
      const limit = parseInt(req.query.limit) || 10;
      const commits = await gitea.getCommits(req.params.repo, branch, limit);
      res.json(commits);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.get('/api/gitea/repos/:repo/branches', async (req, res) => {
    try {
      const branches = await gitea.getBranches(req.params.repo);
      res.json(branches);
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  app.post('/api/gitea/cache/clear', (req, res) => {
    gitea.clearCache();
    res.json({ success: true, message: 'Cache cleared' });
  });


  // Repository health check
  app.get('/api/gitea/health', async (req, res) => {
    try {
      const repos = await gitea.getRepos();
      const health = [];
      
      for (const repo of repos) {
        const updated = new Date(repo.updated_at);
        const daysSinceUpdate = Math.floor((Date.now() - updated.getTime()) / (1000 * 60 * 60 * 24));
        
        let status = 'healthy';
        if (daysSinceUpdate > 30) status = 'stale';
        else if (daysSinceUpdate > 7) status = 'inactive';
        
        let openPRs = 0;
        try {
          const prs = await gitea.getPullRequests(repo.name, 'open');
          openPRs = prs.length;
        } catch {}
        
        health.push({
          name: repo.name,
          status,
          daysSinceUpdate,
          updated_at: repo.updated_at,
          openPRs,
          html_url: repo.html_url
        });
      }
      
      res.json({ 
        repos: health, 
        summary: { 
          total: health.length, 
          healthy: health.filter(r => r.status === 'healthy').length,
          inactive: health.filter(r => r.status === 'inactive').length,
          stale: health.filter(r => r.status === 'stale').length
        } 
      });
    } catch (error) {
      res.status(500).json({ error: error.message });
    }
  });

  console.log('✅ Gitea integration loaded');
}

module.exports = { setupGiteaRoutes };