Add pagination to the Scoreboard
Create a pagination from server and client side to improve query performance Change-Id: Iceffeeaec43cc69ba9b7faea7307f7a46e6bcde1
This commit is contained in:
marcusvrn
parent
b96a4b5ec5
commit
4c6958b295
@ -20,7 +20,6 @@ logger.init(cfg)
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db = db_helper.DBHelper(cfg).get()
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@app.route('/')
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def index():
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return render_template('index.html', host=request.host)
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@ -42,19 +41,18 @@ def results():
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# TODO: We should have a cache for these requests
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# so we don't get hammered by reloading pages
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project = request.args.get('project', None)
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count = request.args.get('count', None)
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skip = request.args.get('skip', None)
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timeframe = request.args.get('timeframe', None)
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start = request.args.get('start', None)
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end = request.args.get('end', None)
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return query_results(project, count, skip, timeframe, start, end)
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return query_results(project, timeframe, start, end)
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def query_results(project, count, skip, timeframe, start, end):
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def query_results(project, timeframe, start, end):
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query = {}
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date_format = '%Y-%m-%d'
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if project:
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query['project'] = project
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if timeframe:
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num_hours = int(timeframe)
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current_time = datetime.datetime.utcnow()
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@ -174,6 +174,18 @@ body {
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z-index: 100000; /* more than the opaque one */
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}
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#paginator {
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margin: auto 10px;
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padding: 10px;
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text-align: center;
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}
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#paginator label {
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margin: 0 10px;
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text-align: center;
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font-size: 95%;
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}
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#logo {
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margin-left: 10px;
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}
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@ -1,9 +1,12 @@
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var Scoreboard = (function () {
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var board = {};
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var row_cache = {};
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var score = {};
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var table_div_id = null;
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var table = null;
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var form = null;
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var table_header = null;
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var hostname = null;
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@ -11,19 +14,19 @@ var Scoreboard = (function () {
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var ci_accounts = null;
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var user_filter = null;
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var row_cache = {};
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var spinner = null;
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var overlay = null;
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var opaque_overlay = null;
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var score = {};
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var page = 1; // Default value for the search
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var page_size = null;
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var num_results = null;
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var hide_overlay = function () {
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spinner.stop();
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overlay.remove();
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opaque_overlay.remove();
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}
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};
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var show_overlay = function () {
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overlay = $(document.createElement('div'));
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@ -58,7 +61,7 @@ var Scoreboard = (function () {
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spinner = new Spinner(opts).spin();
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$(spinner.el).appendTo(overlay);
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}
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};
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var gather_data_and_build = function () {
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show_overlay();
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@ -68,7 +71,8 @@ var Scoreboard = (function () {
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data: window.location.search.substring(1),
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success: function(data) {
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ci_results = JSON.parse(data);
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get_ci_accounts()
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num_results = ci_results.length;
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get_ci_accounts();
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}
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});
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};
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@ -80,9 +84,10 @@ var Scoreboard = (function () {
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success: function(data) {
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parse_accounts(data);
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build_table();
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build_pagination();
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}
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});
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}
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};
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var find_ci_in_list = function (ci, list) {
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for (var i = 0; i < list.length; i++) {
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@ -90,7 +95,7 @@ var Scoreboard = (function () {
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return list[i];
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}
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}
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}
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};
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var parse_accounts = function (ci_accounts_raw) {
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var all_ci_accounts = JSON.parse(ci_accounts_raw);
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@ -116,7 +121,7 @@ var Scoreboard = (function () {
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}
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}
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}
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}
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};
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var ci_account_header = function (user_name, user_name_pretty) {
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return user_name_pretty + ' <br /> (' + user_name + ')';
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@ -135,6 +140,18 @@ var Scoreboard = (function () {
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return td;
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};
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var create_button = function (btn_type, btn_value) {
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return $('<input/>', { type:btn_type, value:btn_value });
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};
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var toggle_page_btn = function (button, comparison) {
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if (page == comparison) {
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button.prop("disabled", true);
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} else {
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button.prop("disabled", false);
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}
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};
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var add_header = function (header_title) {
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var td = create_header();
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td.html(header_title);
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@ -218,9 +235,13 @@ var Scoreboard = (function () {
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}
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td.appendTo(result_row);
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}
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}
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};
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var build_table = function () {
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if ($('#scoreboard table').length) {
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$('#scoreboard table').remove();
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}
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table = $(document.createElement('table'));
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table.addClass('pretty_table');
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table.attr('cellspacing', 0);
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@ -254,10 +275,18 @@ var Scoreboard = (function () {
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// takes a while to actually build out the table, but at least
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// it will be more exciting to watch all the results pop up
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// on the screen instead of just blank page.
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var index = 0;
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var num_results = ci_results.length;
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if (page_size == '') {
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page_size = 25; // Default value if not set
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}
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var index = page_size * (page - 1);
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var max = page * page_size;
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score = {};
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(function handle_patchset_wrapper() {
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if (index < num_results) {
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if (index < max && ci_results[index] != null) {
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handle_patchset(ci_results[index]);
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index++;
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window.setTimeout(handle_patchset_wrapper, 0);
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@ -293,6 +322,50 @@ var Scoreboard = (function () {
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}
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};
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var build_pagination = function () {
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var container = $('#paginator');
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if (num_results != null) {
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var previous_btn = create_button ('button', '<');
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var index = $('<label>').text('1');
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var next_btn = create_button ('button', '>');
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previous_btn.appendTo(container);
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index.appendTo(container);
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next_btn.appendTo(container);
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n = parseInt(index.text());
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max = Math.ceil(num_results / page_size);
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toggle_page_btn(previous_btn, '1');
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toggle_page_btn(next_btn, max);
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previous_btn.click(function() {
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n = parseInt(index.text());
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if (n > 1) {
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page = n - 1;
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index.text(page);
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next_btn.prop("disabled", false);
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build_table();
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}
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toggle_page_btn(previous_btn, '1');
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});
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next_btn.click(function() {
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n = parseInt(index.text());
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max = Math.ceil(num_results / page_size);
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if (n < max) {
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page = n + 1;
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index.text(page);
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previous_btn.prop("disabled", false);
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build_table();
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}
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toggle_page_btn(next_btn, max);
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});
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}
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};
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var add_input_to_form = function (form, input_type, label_text, input_name, starting_val) {
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var label = $('<label>').text(label_text + ":");
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var input = $('<input/>').attr({type: input_type, id: input_name, name: input_name});
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@ -302,18 +375,18 @@ var Scoreboard = (function () {
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}
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label.appendTo(form);
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return input;
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}
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};
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var add_break_to_form = function (form) {
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$('<br/>').appendTo(form);
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}
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};
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var get_param_by_name = function (name) {
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name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
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var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
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results = regex.exec(window.location.search);
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return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
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}
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};
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board.show_query_box = function (host, container) {
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var qb_container = $('#' + container);
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@ -334,8 +407,9 @@ var Scoreboard = (function () {
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var current_timeframe = get_param_by_name('timeframe');
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var start_date = get_param_by_name('start');
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var end_date = get_param_by_name('end');
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page_size = get_param_by_name('page_size');
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var form = $(document.createElement('form'));
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form = $(document.createElement('form'));
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add_input_to_form(form, 'text', 'Project Name', 'project', current_project);
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add_input_to_form(form, 'text', 'CI Account Username', 'user', current_user);
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@ -343,16 +417,17 @@ var Scoreboard = (function () {
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add_input_to_form(form, 'text', 'Timeframe (hours)', 'timeframe', current_timeframe);
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add_input_to_form(form, 'date', 'Start Date', 'start', start_date);
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add_input_to_form(form, 'date', 'End Date', 'end', end_date);
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// TODO: Implement the "start" and "count" filters so we can do pagination
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add_input_to_form(form, 'text', 'Page Size', 'page_size', page_size);
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submit_button = $('<input/>', { type:'submit', value:'GO!'});
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submit_button.appendTo(form);
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form.submit(function(){
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location.href = '/' + $(this).serialize();
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});
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form.appendTo(qb_div);
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}
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};
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board.build = function (host, container) {
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hostname = host;
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@ -11,6 +11,7 @@
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<img src="/static/open-stack-cloud-computing-logo-2.png" />
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</div>
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<div id='query-box'></div>
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<div id='paginator'></div>
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<div id='scoreboard'></div>
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<script type='text/javascript'>
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var HOST = '{{host}}';
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