'use strict';

var mdErrors = require('./md-errors');
var newId = require('uuid-pure').newId;
var $U = require('md-utils');
/**
 *
 * User: Martin Donnelly
 * Date: 2016-03-24
 * Time: 11:10
 *
 */


module.exports = function(db) {

  var module = {};

  module.deletePage = function(id) {
      return new Promise(function(resolve, reject) {

        db.oneOrNone(
          'delete from pages where id=${id}',{id:id})
          .then((d) => {
            return resolve(d);
          })
          .catch((err)=> {
            return reject(err);
          });
      });

    };


  module.getLatestAddedPage = function() {
    return new Promise(function(resolve, reject) {

      db.oneOrNone(
        "select 'export/' || pages.pid::text || '.html' as fullpath  from pages order by id desc limit 1;")
        .then((d) => {
          return resolve(d);
        })
        .catch((err)=> {
          return reject(err);
        });
    });

  };

  module.getPageList = function() {
    return new Promise(function(resolve, reject) {

      db.any(
        "select pages.cid, pages.pid, pages.title, company.company_name, '/export/' || pages.pid::text || '.html' as fullpath from pages join company on company.cid = pages.cid;")
        .then((d) => {
          return resolve(d);
        })
        .catch((err)=> {
          return reject(err);
        });
    });
  };

  module.getPage = function(pid) {
    return new Promise(function(resolve, reject) {

      db.oneOrNone(
        'select * from pages where pid=${pid}',{pid:pid})
        .then((d) => {
          let attributeObj = $U.newObjectFrom(d,
                        ['id', 'cid', 'vid', 'pid', 'content', 'title']);
                      attributeObj = $U.populateObject(d.data, attributeObj);

                      let newObj = {
                        "id": attributeObj.id,
                        "type": "page",
                        "attributes": attributeObj
                      };

          return resolve(newObj);
        })
        .catch((err)=> {
          return reject(err);
        });
    });
  };

  module.getFullPageList = function() {
    return new Promise(function(resolve, reject) {

      db.any("select * from pages;")
        .then((d) => {
          let rArray = [];
          for (var l = 0; l < d.length; l++) {
            let attributeObj = $U.newObjectFrom(d[l],
              ['id', 'cid', 'vid', 'pid', 'content', 'title']);
            attributeObj = $U.populateObject(d[l].data, attributeObj);

            let newObj = {
              "id": attributeObj.id,
              "type": "page",
              "attributes": attributeObj
            };
            rArray.push(newObj);
          }
          return resolve(rArray);

        })
        .catch((err)=> {
          return reject(err);
        });
    });
  };

  module.sqlInsertPage = function(data) {
    return new Promise(function(resolve, reject) {
      db.func('upsert_page', data)
        .then(()=> {
          return resolve('ok');
        })
        .catch((err)=> {
          return reject(err);
        });
    });

  };

  module.addNewPage = function(data) {
    return new Promise((resolve, reject) => {
      let _data, _jsonData;

      _data = $U.cloneTrim(data.attributes);

      if (typeof _data.pid === 'undefined' || _data.pid === null) {
        _data.pid = newId();
      }

      _jsonData = $U.newObjectFrom(_data,
        [
          'title',
          'image-url',
          'link1-text',
          'link1-url',
          'link2-text',
          'link2-url',
          'link3-text',
          'link3-url',
          'link4-text',
          'link4-url'
        ]);

      const sqlData = [
        _data.cid,
        _data.vid,
        _data.pid,
        _data.content,
        _data.title,
        JSON.stringify(_jsonData)
      ];

      this.sqlInsertPage(sqlData)
        .then(function() {
          data.attributes = _data;
          return resolve(data);
        })
        .catch(function(err) {
          return reject(err);
        });

    });
  };

  return module;

};