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98 lines
2.2 KiB
98 lines
2.2 KiB
var BuoyAnalysisData = {
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mapW: 500,
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mapH: 600,
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mapJson: {},
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stationJson: {},
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property: 'wt',
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years: {
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start: 1982,
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end: 2015
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},
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/**
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*
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*/
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populateMapData: function() {
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return new Promise(function(resolve) {
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d3.json('data/map.json', function(error, json) {
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BuoyAnalysisData.mapJson = json;
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resolve();
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});
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});
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},
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/**
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*
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*/
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populateSrcFile: function() {
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return new Promise(function(resolve) {
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d3.json('data/stations.json', function(error, json) {
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BuoyAnalysisData.stationJson = json;
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resolve();
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});
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});
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},
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/**
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*
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*/
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calculateYearlyAverages: function(stations) {
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var sum, count, avg;
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var years = [];
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for (var year = BuoyAnalysisData.years.start; year <= BuoyAnalysisData.years.end; year++) {
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sum = 0;
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count = 0;
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stations.forEach(function(id) {
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data = BuoyAnalysisData.stationJson[id]['a' + year][BuoyAnalysisData.property];
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if (data === undefined || data.y === 0) {
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return;
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}
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sum += data.y;
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count++;
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});
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years.push({ average: (sum / count) || 0, year: year });
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}
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return years;
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},
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/**
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*
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*/
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calculateMonthlyAverages: function(stations) {
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var sum, count, data;
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var months = [];
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for (var year = BuoyAnalysisData.years.start; year <= BuoyAnalysisData.years.end; year++) {
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for (var month = 0; month < 12; month++) {
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sum = 0;
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count = 0;
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stations.forEach(function(id) {
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data = BuoyAnalysisData.stationJson[id]['a' + year][BuoyAnalysisData.property];
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if (data === undefined || data.m[month] === 0) {
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return;
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}
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sum += data.m[month];
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count++;
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});
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months.push({ average: (sum / count) || 0, month: month, year: year });
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}
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};
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return months;
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}
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};
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