var User = asteroid.User;
var Session = asteroid.Session;
var passport = require('passport');

var userMemory = asteroid.createDataSource({
  connector: asteroid.Memory
});
asteroid.User.attachTo(userMemory);
asteroid.User.session.attachTo(userMemory);
asteroid.User.email.setup({transports: [{type: 'STUB'}]});

describe('User', function(){
  
  beforeEach(function (done) {
    app.use(asteroid.cookieParser());
    app.use(asteroid.auth());
    app.use(asteroid.rest());
    app.model(asteroid.User);
    
    asteroid.User.create({email: 'foo@bar.com', password: 'bar'}, done);
  });
  
  afterEach(function (done) {
    Session.destroyAll(done);
  });
  
  describe('User.login', function() {
    it('Login a user by providing credentials.', function(done) {
      request(app)
        .post('/users/login')
        .expect('Content-Type', /json/)
        .expect(200)
        .send({email: 'foo@bar.com', password: 'bar'})
        .end(function(err, res){
          if(err) return done(err);
          var session = res.body;
          
          assert(session.uid);
          assert(session.id);
          assert.equal((new Buffer(session.id, 'base64')).length, 64);
          
          done();
        });
    });
  });
  
  describe('User.logout', function() {
    it('Logout a user by providing the current session id.', function(done) {
      login(logout);
      
      function login(fn) {
        request(app)
          .post('/users/login')
          .expect('Content-Type', /json/)
          .expect(200)
          .send({email: 'foo@bar.com', password: 'bar'})
          .end(function(err, res){
            if(err) return done(err);
            var session = res.body;
          
            assert(session.uid);
            assert(session.id);
            
            fn(null, session.id);
          });
      }
      
      function logout(err, sid) {
        request(app)
          .post('/users/logout') 
          .expect(200)
          .send({sid: sid})
          .end(verify(sid));
      }
      
      function verify(sid) {
        return function (err) {
          if(err) return done(err);
          Session.findById(sid, function (err, session) {
            assert(!session, 'session should not exist after logging out');
            done(err);
          });
        }
      }
    });
  });
  
  describe('user.hasPassword(plain, fn)', function(){
    it('Determine if the password matches the stored password.', function(done) {
      var u = new User({username: 'foo', password: 'bar'});
      
      u.hasPassword('bar', function (err, isMatch) {
        assert(isMatch, 'password doesnt match');
        done();
      });
    });
  });
  
  describe('Verification', function(){
    
    describe('user.verify(options, fn)', function(){
      it('Verify a user\'s email address', function(done) {
        User.afterRemote('create', function(ctx, user, next) {
          assert(user, 'afterRemote should include result');
          
          var options = {
            type: 'email',
            to: user.email,
            from: 'noreply@myapp.org',
            redirect: '/',
            protocol: ctx.req.protocol,
            host: ctx.req.get('host')
          };
      
          user.verify(options, function (err, result) {
            assert(result.email);
            assert(result.email.message);
            assert(result.token);
            
            
            var lines = result.email.message.split('\n');
            assert(lines[4].indexOf('To: bar@bat.com') === 0);
            done();
          });
        });
            
        request(app)
          .post('/users')
          .expect('Content-Type', /json/)
          .expect(200)
          .send({data: {email: 'bar@bat.com', password: 'bar'}})
          .end(function(err, res){
            if(err) return done(err);
          });
      });
    });
  
    describe('User.confirm(options, fn)', function(){
      it('Confirm a user verification', function(done) {
        User.afterRemote('create', function(ctx, user, next) {
          assert(user, 'afterRemote should include result');
          
          var options = {
            type: 'email',
            to: user.email,
            from: 'noreply@myapp.org',
            redirect: 'http://foo.com/bar',
            protocol: ctx.req.protocol,
            host: ctx.req.get('host')
          };
      
          user.verify(options, function (err, result) {
            if(err) return done(err);
            
            request(app)
              .get('/users/confirm?uid=' + result.uid + '&token=' + encodeURIComponent(result.token) + '&redirect=' + encodeURIComponent(options.redirect))
              .expect(302)
              .expect('location', options.redirect)
              .end(function(err, res){
                if(err) return done(err);
                done();
              });
          });
        });
            
        request(app)
          .post('/users')
          .expect('Content-Type', /json/)
          .expect(302)
          .send({data: {email: 'bar@bat.com', password: 'bar'}})
          .end(function(err, res){
            if(err) return done(err);
          });
      });
    });
  });
});