| Conditions | 8 |
| Total Lines | 51 |
| Code Lines | 32 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | function init_chart(grid_id) { |
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| 2 | |||
| 3 | const ctx = document.getElementById('chart-' + grid_id); |
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| 4 | var chart; |
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| 5 | |||
| 6 | function render_grid() { |
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| 7 | let group_data = $('#' + grid_id).jqGrid('getGridParam', 'groupingView'), |
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| 8 | chart_labels = [], |
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| 9 | chart_data = []; |
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| 10 | |||
| 11 | group_data.groups.forEach(function(group) { |
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| 12 | chart_labels.push(group.value.replace(/<\/?[^>]+(>|$)/g, "")); |
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| 13 | chart_data.push(group.summary[0].v); |
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| 14 | }); |
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| 15 | |||
| 16 | var label = ''; |
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| 17 | $('#' + grid_id).jqGrid('getGridParam', 'colModel').forEach(function(col, index) { |
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| 18 | if (col.name == 'sum') { |
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| 19 | label = $('#' + grid_id).jqGrid('getGridParam', 'colNames')[index]; |
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| 20 | } |
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| 21 | }); |
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| 22 | |||
| 23 | chart = new Chart(ctx, { |
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| 24 | type: 'bar', |
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| 25 | data: { |
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| 26 | labels: chart_labels, |
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| 27 | datasets: [{ |
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| 28 | label: label, |
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| 29 | data: chart_data, |
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| 30 | borderWidth: 1 |
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| 31 | }] |
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| 32 | }, |
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| 33 | options: { |
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| 34 | scales: { |
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| 35 | y: { |
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| 36 | beginAtZero: true |
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| 37 | } |
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| 38 | } |
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| 39 | } |
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| 40 | }); |
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| 41 | } |
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| 42 | |||
| 43 | $('#chgrouping_' + grid_id).on('change', function() { |
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| 44 | if (chart) { |
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| 45 | chart.destroy(); |
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| 46 | } |
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| 47 | if ($('#' + grid_id).jqGrid('getGridParam', 'grouping')) { |
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| 48 | render_grid(); |
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| 49 | } |
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| 50 | }).trigger('change'); |
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| 51 | } |