var fs = require('fs');
var path = require('path');
var storage = require('node-persist');
var uuid = require('HAP-NodeJS').uuid;
var Bridge = require('HAP-NodeJS').Bridge;
var Accessory = require('HAP-NodeJS').Accessory;
var accessoryLoader = require('HAP-NodeJS').AccessoryLoader;

console.log("Starting HomeBridge server...");

// Look for the configuration file
var configPath = path.join(__dirname, "config.json");

// Complain and exit if it doesn't exist yet
if (!fs.existsSync(configPath)) {
    console.log("Couldn't find a config.json file in the same directory as app.js. Look at config-sample.json for examples of how to format your config.js and add your home accessories.");
    process.exit(1);
}

// Initialize persistent storage
//storage.initSync();

// Start by creating our Bridge which will host all loaded Accessories
var bridge = new Bridge('HomeBridge', uuid.generate("HomeBridge"));

// Load up the configuration file
var config = JSON.parse(fs.readFileSync(configPath));

// keep track of async calls we're waiting for callbacks on before we can start up
var asyncCalls = 0;

function startup() {
//    if (config.platforms) loadPlatforms();
    if (config.accessories) loadAccessories();
    
    bridge.publish({
      username: "CC:22:3D:E3:CE:27",
      port: 51826,
      pincode: "031-45-154",
      category: Accessory.Categories.OTHER
    });
}

function loadAccessories() {

    // Instantiate all accessories in the config
    console.log("Loading " + config.accessories.length + " accessories...");
    
    for (var i=0; i<config.accessories.length; i++) {

        var accessoryConfig = config.accessories[i];

        // Load up the class for this accessory
        var accessoryName = accessoryConfig["accessory"]; // like "WeMo"
        var accessoryModule = require('./accessories/' + accessoryName + ".js"); // like "./accessories/WeMo.js"
        var accessoryConstructor = accessoryModule.accessory; // like "WeMoAccessory", a JavaScript constructor

        // Create a custom logging function that prepends the device display name for debugging
        var name = accessoryConfig["name"];
        var log = function(name) { return function(s) { console.log("[" + name + "] " + s); }; }(name);

        log("Initializing " + accessoryName + " accessory...");
        
        var accessoryInstance = new accessoryConstructor(log, accessoryConfig);

        // Extract the raw "services" for this accessory which is a big array of objects describing the various
        // hooks in and out of HomeKit for the HAP-NodeJS server.
        var services = accessoryInstance.getServices();
        
        // Create the actual HAP-NodeJS "Accessory" instance
        var accessory = accessoryLoader.parseAccessoryJSON({
          displayName: name,
          services: services
        });

        // add it to the bridge
        bridge.addBridgedAccessory(accessory);
    }
}

function loadPlatforms() {

    console.log("Loading " + config.platforms.length + " platforms...");
    for (var i=0; i<config.platforms.length; i++) {

        var platformConfig = config.platforms[i];

        // Load up the class for this accessory
        var platformName = platformConfig["platform"]; // like "Wink"
        var platformModule = require('./platforms/' + platformName + ".js"); // like "./platforms/Wink.js"
        var platformConstructor = platformModule.platform; // like "WinkPlatform", a JavaScript constructor

        // Create a custom logging function that prepends the platform display name for debugging
        var name = platformConfig["name"];
        var log = function(name) { return function(s) { console.log("[" + name + "] " + s); }; }(name);

        log("Initializing " + platformName + " platform...");

        var platform = new platformConstructor(log, platformConfig);

        // query for devices
        platform.accessories(function(foundAccessories){
            // loop through accessories adding them to the list and registering them
            for (var i = 0; i < foundAccessories.length; i++) {
                accessory = foundAccessories[i]
                accessories.push(accessory);
                log("Initializing device with name " + accessory.name + "...")
                // Extract the raw "services" for this accessory which is a big array of objects describing the various
                // hooks in and out of HomeKit for the HAP-NodeJS server.
                var services = accessory.getServices();
                // Create the HAP server for this accessory
                createHAPServer(accessory.name, services, accessory.transportCategory);
            }
            accessories.push.apply(accessories, foundAccessories);
        })
    }
}

startup();