// Released under the MIT/X11 license
// http://www.opensource.org/licenses/mit-license.php
"use strict";

function getSelection () {
    var text = "";
    var selectionObject = window.getSelection();
    if (selectionObject.rangeCount > 0) {
        text = selectionObject.getRangeAt(0).toString().trim();
    }
    return text;
}

/**
 * Opens a new tab with a query for the given text in the selected component
 *
 * @param text to be searched for
 * @param component String with the component name (maybe latter regexp?)
 * @param product (optional) string with the product name, if undefined,
 *        search in all products
 * @return None
 * 
 */
function queryInNewTab(text, component, product, equivComps) {
    var urlStr = "https://" + window.location.hostname + "/buglist.cgi?query_format=advanced";
    if (product) {
        urlStr += "&product=" + product.trim();
    }
    if (component) {
        if (equivComps) {
            var equivCompsArr = equivComps.
                filter(function (REstr) {
                    return new RegExp(REstr).test(component);
            }, this);
            if (equivCompsArr.length > 0) {
                component = equivCompsArr[0];
            }
        }
        urlStr += "&component=" + component.trim();
    }

    // using more complicated query tables here, because they can be more easily
    // edited
    // for further investigative searches
    if (text) {
        text = encodeURIComponent(text.trim());
        var searchText = "&field0-0-0=longdesc&type0-0-0=substring&value0-0-0="
                + text
                + "&field0-0-1=attach_data.thedata&type0-0-1=substring&value0-0-1="
                + text
                + "&field0-0-2=status_whiteboard&type0-0-2=substring&value0-0-2="
                + text;
        urlStr += searchText;
        self.postMessage(new Message("OpenURLinTab", urlStr)); // utils.js is always avaiulable
    }
}

/**
 * Get the text to search for and prepare other things for the real executive
 * function this.queryInNewTab, and run it.
 */
function queryForSelection() {
    var text = getSelection();
    if (!text) {
        self.postMessage(new Message("GetClipboard", "queryLocal"));
    } else {
        if (equivalentComponents) {
            queryInNewTab(text, getComponent(), getProduct(), equivalentComponents);
        }
        else {
            queryInNewTab(text, getComponent(), getProduct());
        }
    }
}

/**
 *
 */
function queryUpstreamCallback(text, queryUpBug) {
  var searchData = filterByRegexp(queryUpBug, getComponent());
  if (!searchData) {
    return ; // not sure why it should happen, but certainly better
  }
  var urlBase = searchData.url;
  text = searchData.searchBy+":"+searchData.fillIn+" "+text.trim();
  if (searchData.fillIn == "$$$") {
    text = text.replace("$$$", getComponent());
  }
  text = encodeURIComponent(text).replace("%20","+");
  self.postMessage(new Message("OpenURLinTab", urlBase + text));
}

/**
 * Search simple query in the upstream bugzilla appropriate for the component
 *
 * @return none
 */
function queryUpstream(qUpBug) {
  if (!qUpBug) {
    alert("We don't have constantData.queryUpstreamBug set up!");
    return null;
  }
  var text = getSelection();
  if (!text) {
    self.postMessage(new Message("GetClipboard", "queryUpstream"));
  }
  else {
    queryUpstreamCallback(text, qUpBug);
  }
}