/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This Source Code Form is "Incompatible With Secondary Licenses", as
 * defined by the Mozilla Public License, v. 2.0.
 */

/* This library assumes that the needed YUI libraries have been loaded 
   already. */

YAHOO.bugzilla.dupTable = {
    counter: 0,
    dataSource: null,
    updateTable: function(dataTable, product_name, summary_field) {
        if (summary_field.value.length < 4) return;

        YAHOO.bugzilla.dupTable.counter = YAHOO.bugzilla.dupTable.counter + 1;
        YAHOO.util.Connect.setDefaultPostHeader('application/json', true);
        var json_object = {
            version : "1.1",
            method : "Bug.possible_duplicates",
            id : YAHOO.bugzilla.dupTable.counter,
            params : {
                Bugzilla_api_token: BUGZILLA.api_token,
                product : product_name,
                summary : summary_field.value,
                limit : 7,
                include_fields : [ "id", "summary", "status", "resolution",
                                   "update_token" ]
            }
        };
        var post_data = YAHOO.lang.JSON.stringify(json_object);

        var callback = {
            success: dataTable.onDataReturnInitializeTable,
            failure: dataTable.onDataReturnInitializeTable,
            scope:   dataTable,
            argument: dataTable.getState() 
        };
        dataTable.showTableMessage(dataTable.get("MSG_LOADING"),
                                   YAHOO.widget.DataTable.CLASS_LOADING);
        YAHOO.util.Dom.removeClass('possible_duplicates_container',
                                   'bz_default_hidden');
        dataTable.getDataSource().sendRequest(post_data, callback);
    },
    // This is the keyup event handler. It calls updateTable with a relatively
    // long delay, to allow additional input. However, the delay is short
    // enough that nobody could get from the summary field to the Submit
    // Bug button before the table is shown (which is important, because
    // the showing of the table causes the Submit Bug button to move, and
    // if the table shows at the exact same time as the button is clicked,
    // the click on the button won't register.)
    doUpdateTable: function(e, args) {
        var dt = args[0];
        var product_name = args[1];
        var summary = YAHOO.util.Event.getTarget(e);
        clearTimeout(YAHOO.bugzilla.dupTable.lastTimeout);
        YAHOO.bugzilla.dupTable.lastTimeout = setTimeout(function() {
            YAHOO.bugzilla.dupTable.updateTable(dt, product_name, summary) },
            600);
    },
    formatBugLink: function(el, oRecord, oColumn, oData) {
        el.innerHTML = '<a href="show_bug.cgi?id=' + oData + '">' 
                       + oData + '</a>';
    },
    formatStatus: function(el, oRecord, oColumn, oData) {
        var resolution = oRecord.getData('resolution');
        var bug_status = display_value('bug_status', oData);
        if (resolution) {
            el.innerHTML = bug_status + ' ' 
                           + display_value('resolution', resolution);
        }
        else {
            el.innerHTML = bug_status;
        }
    },
    formatCcButton: function(el, oRecord, oColumn, oData) {
        var url = 'process_bug.cgi?id=' + oRecord.getData('id') 
                  + '&addselfcc=1&token=' + escape(oData);
        var button = document.createElement('a');
        button.setAttribute('href',  url);
        button.innerHTML = YAHOO.bugzilla.dupTable.addCcMessage;
        el.appendChild(button);
        new YAHOO.widget.Button(button);
    },
    init_ds: function() {
        var new_ds = new YAHOO.util.XHRDataSource("jsonrpc.cgi");
        new_ds.connTimeout = 30000;
        new_ds.connMethodPost = true;
        new_ds.connXhrMode = "cancelStaleRequests";
        new_ds.maxCacheEntries = 3;
        new_ds.responseSchema = {
            resultsList : "result.bugs",
            metaFields : { error: "error", jsonRpcId: "id" }
        };
        // DataSource can't understand a JSON-RPC error response, so
        // we have to modify the result data if we get one.
        new_ds.doBeforeParseData = 
            function(oRequest, oFullResponse, oCallback) {
                if (oFullResponse.error) {
                    oFullResponse.result = {};
                    oFullResponse.result.bugs = [];
                    if (console) {
                        console.log("JSON-RPC error:", oFullResponse.error);
                    }
                }
                return oFullResponse;
        }

        this.dataSource = new_ds;
    },
    init: function(data) {
        if (this.dataSource == null) this.init_ds();
        data.options.initialLoad = false;
        var dt = new YAHOO.widget.DataTable(data.container, data.columns, 
            this.dataSource, data.options); 
        YAHOO.util.Event.on(data.summary_field, 'keyup', this.doUpdateTable,
                            [dt, data.product_name]);
    }
};

function set_assign_to(use_qa_contact) {
    // Based on the selected component, fill the "Assign To:" field
    // with the default component owner, and the "QA Contact:" field
    // with the default QA Contact. It also selectively enables flags.
    var form = document.Create;
    var assigned_to = form.assigned_to.value;

    if (use_qa_contact) {
        var qa_contact = form.qa_contact.value;
    }

    var index = -1;
    if (form.component.type == 'select-one') {
        index = form.component.selectedIndex;
    } else if (form.component.type == 'hidden') {
        // Assume there is only one component in the list
        index = 0;
    }
    if (index != -1) {
        var owner = initialowners[index];
        var component = components[index];
        if (assigned_to == last_initialowner
            || assigned_to == owner
            || assigned_to == '') {
            form.assigned_to.value = owner;
            last_initialowner = owner;
        }

        document.getElementById('initial_cc').innerHTML = initialccs[index];
        document.getElementById('comp_desc').innerHTML = comp_desc[index];

        if (use_qa_contact) {
            var contact = initialqacontacts[index];
            if (qa_contact == last_initialqacontact
                || qa_contact == contact
                || qa_contact == '') {
                  form.qa_contact.value = contact;
                  last_initialqacontact = contact;
            }
        }

        // We show or hide the available flags depending on the selected component.
        var flag_rows = YAHOO.util.Dom.getElementsByClassName('bz_flag_type', 'tbody');
        for (var i = 0; i < flag_rows.length; i++) {
            // Each flag table row should have one flag form select element
            // We get the flag type id from the id attribute of the select.
            var flag_select = YAHOO.util.Dom.getElementsByClassName('flag_select', 
                                                                    'select', 
                                                                    flag_rows[i])[0];
            var type_id = flag_select.id.split('-')[1];
            var can_set = flag_select.options.length > 1 ? 1 : 0;
            var show = 0;
            // Loop through the allowed flag ids for the selected component
            // and if we match, then show the row, otherwise hide the row.
            for (var j = 0; j < flags[index].length; j++) {
                if (flags[index][j] == type_id) {
                    show = 1;
                    break;
                }
            }
            if (show && can_set) {
                flag_select.disabled = false;
                YAHOO.util.Dom.removeClass(flag_rows[i], 'bz_default_hidden');
            } else {
                flag_select.disabled = true;
                YAHOO.util.Dom.addClass(flag_rows[i], 'bz_default_hidden');
            }
        }
    }
}

(function(){
    'use strict';
    var JSON = YAHOO.lang.JSON;

    YAHOO.bugzilla.bugUserLastVisit = {
        update: function(bug_id) {
            var args = JSON.stringify({
                version: "1.1",
                method: 'BugUserLastVisit.update',
                params: {
                    Bugzilla_api_token: BUGZILLA.api_token,
                    ids: bug_id
                }
            });
            var callbacks = {
                failure: function(res) {
                    if (console)
                        console.log("failed to update last visited: "
                            + res.responseText);
                }
            };

            YAHOO.util.Connect.setDefaultPostHeader('application/json', true);
            YAHOO.util.Connect.asyncRequest('POST', 'jsonrpc.cgi', callbacks,
                args)
        },

        get: function(done) {
            var args = JSON.stringify({
                version: "1.1",
                method: 'BugUserLastVisit.get',
                params: {
                    Bugzilla_api_token: BUGZILLA.api_token
                }
            });
            var callbacks = {
                success: function(res) { done(JSON.parse(res.responseText)) },
                failure: function(res) {
                    if (console)
                        console.log("failed to get last visited: "
                                + res.responseText);
                }
            };

            YAHOO.util.Connect.setDefaultPostHeader('application/json', true);
            YAHOO.util.Connect.asyncRequest('POST', 'jsonrpc.cgi', callbacks,
                    args)
        }
    };
})();