'use strict';

var server;

var swaggerTools = require('swagger-tools');

var config = require('config');

var HOST = config.get('server.hostname');

var PORT = config.get('server.port');

var DB = config.get('db');

var mongoose = require('mongoose');

var log = require('./lib/logger');

var express = require('express');

var serverPort = PORT;

var errorHandler = require('./lib/middleware/errorHandler');

var configs = config.util.getConfigSources();

configs.forEach(function iterator(c){

log.info('Loading config ' + c.name);

});

mongoose.connect(DB);

var db = mongoose.connection;

// swaggerRouter configuration

var options = {

controllers: './api/controllers',

useStubs: process.env.NODE_ENV === 'development' ? true : false // Conditionally turn on stubs (mock mode)

};

var swaggerDoc = require('./api/swagger.json');

db.on('error', function dbConnErrCb(err){

log.error('Database connection error: ' + err);

});

db.once('open', function openCb() {

log.debug('Connected to database: ' + DB);

// Initialize the Swagger middleware

swaggerTools.initializeMiddleware(swaggerDoc, function initSwaggerCb(middleware) {

log.debug('Initialized middleware. Starting app.');

var app = express();

// Interpret Swagger resources and attach metadata to request - must be first in swagger-tools middleware chain

app.use(middleware.swaggerMetadata());

log.debug('Loaded middleware: swaggerMetadata');

// Validate Swagger requests

app.use(middleware.swaggerValidator());

log.debug('Loaded middleware: swaggerValidator');

// Route validated requests to appropriate controller

app.use(middleware.swaggerRouter(options));

log.debug('Loaded middleware: swaggerRouter');

app.use(middleware.swaggerUi()); // Swagger documents and Swagger UI

log.debug('Loaded middleware: swaggerUI');

//error Handler

app.use(errorHandler);

log.debug('Loaded middleware: errorHandler');

// Start the server

log.info('Service started on ' + PORT);

log.info('API Documentation available at http://' + HOST + ':' + PORT + '/docs');

server = app.listen(PORT, function () {console.log('Your server is listening on port %d (http://localhost:%d)', PORT, PORT);});

});

});