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path: root/activity/formats/html5.lua
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local stringx = require "pl.stringx"
local html5 = {}


function html5.start_document (title)
	return stringx.dedent[[
		<!doctype html>
		<html lang="en">
		<meta charset="utf-8">
		<style>
		table.activity-chart {
			font-family: sans-serif;
			border-spacing: 2px;
		}
		table.activity-chart tr { height: 11px; }
		td.activity-chart-label {
			position: relative;
			font-size: 12px;
			min-width: 2em;
		}
		td.activity-chart-label span {
			position: absolute;
			top: -3px;
		}
		td[data-activity-level] {
			box-sizing: border-box;
			outline-width: 1px;
			outline-style: solid;
			outline-offset: -1px;
			outline-color: rgba(27, 31, 35, 0.06);
			border-radius: 2px;
			height: 11px;
			min-width: 11px;
		}
		td[data-activity-level="0"] { background-color: #ccc; }
		td[data-activity-level="1"] { background-color: #9be9a8; }
		td[data-activity-level="2"] { background-color: #40c463; }
		td[data-activity-level="3"] { background-color: #30a14e; }
		td[data-activity-level="4"] { background-color: #216e39; }
		</style>
		<title>%s</title>]]:format(title)  -- dedent appends trailing newline.
end


function html5.end_document ()
	return "\n"
end


function html5.start_table ()
	return [[<table class="activity-chart">]] .. "\n"
end


function html5.end_table ()
	return "</table>"
end


function html5.start_row ()
	return "<tr>"
end


function html5.end_row ()
	return "\n"
end


function html5.label (name)
	return ([[<td class="activity-chart-label"><span>%s</span>]]):format(name)
end


function html5.spot ()
	return "<td>"
end


function html5.cell (level)
	return ([[<td data-activity-level="%d">]]):format(level)
end


return html5