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module LabelsHelper
def project_label_names
@project.labels.pluck(:title)
end
def render_colored_label(label)
label_color = label.color || Label::DEFAULT_COLOR
text_color = text_color_for_bg(label_color)
content_tag :span, class: 'label color-label', style: "background-color:#{label_color};color:#{text_color}" do
label.name
end
end
def suggested_colors
[
'#0033CC',
'#428BCA',
'#44AD8E',
'#A8D695',
'#5CB85C',
'#69D100',
'#004E00',
'#34495E',
'#7F8C8D',
'#A295D6',
'#5843AD',
'#8E44AD',
'#FFECDB',
'#AD4363',
'#D10069',
'#CC0033',
'#FF0000',
'#D9534F',
'#D1D100',
'#F0AD4E',
'#AD8D43'
]
end
def text_color_for_bg(bg_color)
r, g, b = bg_color.slice(1,7).scan(/.{2}/).map(&:hex)
if (r + g + b) > 500
"#333"
else
"#FFF"
end
end
def project_labels_options(project)
options_for_select([['Any', nil]]) +
options_from_collection_for_select(project.labels, 'name', 'name', params[:label_name])
end
end
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