31 lines
589 B
Lua
31 lines
589 B
Lua
local PLUGIN = {}
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PLUGIN.doc = [[
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!calc <expression>
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This command solves math expressions and does conversion between common units. See mathjs.org/docs/expressions/syntax for a list of accepted syntax.
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]]
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PLUGIN.triggers = {
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'^!calc'
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}
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function PLUGIN.action(msg)
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local input = get_input(msg.text)
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if not input then
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return send_msg(msg, PLUGIN.doc)
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end
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local url = 'http://api.mathjs.org/v1/?expr=' .. URL.escape(input)
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local message, res = HTTP.request(url)
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if res ~= 200 then
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return send_msg(msg, 'Connection error.')
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end
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send_msg(msg, message)
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end
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return PLUGIN
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