/**
 *
 * User: Martin Donnelly
 * Date: 2016-07-05
 * Time: 15:01
 *
 */

var log4js = require('log4js');
var logger = log4js.getLogger();

//var nano = require('nano')('http://localhost:5984');
var nano = require('nano')('http://martind2000:1V3D4m526i@localhost:5984');

var db_name = 'recipes';
var dbCouch = nano.use(db_name);

var busEmitter = null;
var keeperService;

module.exports = exports = keeperService = function setBus(cfg) {
  'use strict';

  busEmitter = cfg;

  console.log(busEmitter);
  var core = {};

  core.listGET = function(args, res) {
    logger.debug('list..');

    dbCouch.view('titles', 'titles', function(err, body) {
      if (!err) {

        var outJSON = [];
        body.rows.forEach(function(doc) {
          outJSON.push({id: doc.id, title: doc.value});
        });

        //Logger.debug(util.inspect(body));
        res.status(200).json({list: outJSON});
      } else {
        res.status(500).json({});
      }
    });

  };

  core.entryIdGET = function(args, res) {

    logger.debug('entry..');

    logger.debug(args.id);

    dbCouch.get(args.id, function(err, body) {
      if (!err) {

        var outJSON = {};
        outJSON._id = body._id;
        outJSON._rev = body._rev;
        outJSON.title = body.title;
        outJSON.reduced = body.reduced;
        outJSON.url = body.url;
        outJSON.tags = body.tags || {solid: '', list: []};

        res.status(200).json(outJSON);
      } else {
        logger.error(err);
        res.status(500).json({});
      }
    });

  };


  core.tagsGET = function(args, res) {
    logger.debug('tag list..');

    logger.debug(args.id);

    dbCouch.view('taglist', 'taglist', function(err, body) {
      if (!err) {
        logger.debug(body);
        var outJSON = [];
        body.rows.forEach(function(doc) {
          logger.info(doc.value.taglist);
          if (doc.value[0] === args.id) {
            outJSON = doc.value.taglist.sort();
          }
        });

        res.status(200).json({list: outJSON});

      } else {
        logger.error(err);
        res.status(500).json({});
      }
    });
  };

  core.tagsPOST = function(args, res) {

    console.log(args);

    logger.info('regetting:' + args._id);

    dbCouch.get(args._id, function(err, body) {
      if (!err) {

        var obj = {};

        obj.url = body.url;
        obj.html = body.html;
        obj.reduced = body.reduced;
        obj.title = body.title;
        obj.tags = args.tags;

        logger.info('Updating...');
        busEmitter.emit('updateBookmarkData', obj, body._id, body._rev, res);

        var outJSON = {};
        outJSON._id = body._id;
        outJSON._rev = body._rev;
        outJSON.title = body.title;
        outJSON.reduced = body.reduced;
        outJSON.url = body.url;
        outJSON.tags = args.tags;

        //Logger.debug(util.inspect(body));
        res.status(200).json(outJSON);

      } else {
        logger.error(err);
        res.status(500).json({});
      }
    });


  };

  core.tagsIDGET = function(args, res) {
    logger.debug('entry..');

    logger.debug(args.id);

    dbCouch.view('getTagByKey', 'getTagByKey', function(err, body) {
      if (!err) {
        var outJSON = [];
        body.rows.forEach(function(doc) {
          if (doc.value[0] == args.id) {
            outJSON.push({id: doc.id, title: doc.value[1]});
          }
        });

        res.status(200).json({list: outJSON});
      } else {
        logger.error(err);
        res.status(500).json({});
      }
    });
  };

  core.addPOST = function(args, res) {
    var url;
    logger.debug('add entry..');

    if (args.hasOwnProperty('url')) {
      url = JSON.parse(args.url.toString());
      logger.debug(url);
      busEmitter.emit('getBookmark', args);
    } else {
      logger.error('No data block!');
    }
    res.status(200).json({adding: url});

  };

  return core;
};