mirror of
https://github.com/grafana/grafana.git
synced 2025-02-25 18:55:37 -06:00
85 lines
2.4 KiB
JavaScript
85 lines
2.4 KiB
JavaScript
define([
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'angular',
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'lodash',
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'kbn',
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'jquery',
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],
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function (angular, _, kbn, $) {
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'use strict';
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var module = angular.module('grafana.services');
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module.service('panelHelper', function(timeSrv) {
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this.updateTimeRange = function(scope) {
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scope.range = timeSrv.timeRange();
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scope.rangeUnparsed = timeSrv.timeRange(false);
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this.applyPanelTimeOverrides(scope);
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if (scope.panel.maxDataPoints) {
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scope.resolution = scope.panel.maxDataPoints;
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}
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else {
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scope.resolution = Math.ceil($(window).width() * (scope.panel.span / 12));
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}
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scope.interval = kbn.calculateInterval(scope.range, scope.resolution, scope.panel.interval);
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};
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this.applyPanelTimeOverrides = function(scope) {
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scope.panelMeta.timeInfo = '';
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// check panel time overrrides
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if (scope.panel.timeFrom) {
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if (!kbn.isValidTimeSpan(scope.panel.timeFrom)) {
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scope.panelMeta.timeInfo = 'invalid time override';
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return;
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}
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if (_.isString(scope.rangeUnparsed.from)) {
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scope.panelMeta.timeInfo = "last " + scope.panel.timeFrom;
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scope.rangeUnparsed.from = 'now-' + scope.panel.timeFrom;
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scope.range.from = kbn.parseDate(scope.rangeUnparsed.from);
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}
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}
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if (scope.panel.timeShift) {
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if (!kbn.isValidTimeSpan(scope.panel.timeShift)) {
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scope.panelMeta.timeInfo = 'invalid timeshift';
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return;
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}
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var timeShift = '-' + scope.panel.timeShift;
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scope.panelMeta.timeInfo += ' timeshift ' + timeShift;
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scope.range.from = kbn.parseDateMath(timeShift, scope.range.from);
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scope.range.to = kbn.parseDateMath(timeShift, scope.range.to);
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scope.rangeUnparsed = scope.range;
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}
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if (scope.panel.hideTimeOverride) {
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scope.panelMeta.timeInfo = '';
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}
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};
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this.issueMetricQuery = function(scope, datasource) {
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var metricsQuery = {
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range: scope.rangeUnparsed,
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interval: scope.interval,
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targets: scope.panel.targets,
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format: scope.panel.renderer === 'png' ? 'png' : 'json',
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maxDataPoints: scope.resolution,
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cacheTimeout: scope.panel.cacheTimeout
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};
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return datasource.query(metricsQuery).then(function(results) {
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if (scope.dashboard.snapshot) {
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scope.panel.snapshotData = results;
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}
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return results;
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});
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};
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});
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});
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