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Mikubot-2/plugins/apod.lua

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local command = 'apod [date]'
local doc = [[```
/apod [query]
Returns the Astronomy Picture of the Day.
If the query is a date, in the format YYYY-MM-DD, the APOD of that day is returned.
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/apodhd [query]
Returns the image in HD, if available.
/apodtext [query]
Returns the explanation of the APOD.
Source: nasa.gov
```]]
local triggers = {
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'^/apod[@'..bot.username..']*',
'^/apodhd[@'..bot.username..']*',
'^/apodtext[@'..bot.username..']*'
}
local action = function(msg)
if not config.nasa_api_key then
config.nasa_api_key = 'DEMO_KEY'
end
local input = msg.text:input()
local caption = ''
local date = '*'
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local disable_page_preview = false
local url = 'https://api.nasa.gov/planetary/apod?api_key=' .. config.nasa_api_key
if input then
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if input:match('(%d+)%-(%d+)%-(%d+)$') then
url = url .. '&date=' .. URL.escape(input)
date = date .. input
else
sendMessage(msg.chat.id, doc, true, msg.message_id, true)
return
end
else
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date = date .. os.date("%F")
end
date = date .. '*\n'
local jstr, res = HTTPS.request(url)
if res ~= 200 then
sendReply(msg, config.errors.connection)
return
end
local jdat = JSON.decode(jstr)
if jdat.error then
sendReply(msg, config.errors.results)
return
end
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local img_url = jdat.url
if string.match(msg.text, '^/apodhd*') then
img_url = jdat.hdurl or jdat.url
end
output = date .. '[' .. jdat.title .. '](' .. img_url .. ')'
if string.match(msg.text, '^/apodtext*') then
output = output .. '\n' .. jdat.explanation
disable_page_preview = true
end
if jdat.copyright then
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output = output .. '\nCopyright: ' .. jdat.copyright
end
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sendMessage(msg.chat.id, output, disable_page_preview, nil, true)
end
return {
action = action,
triggers = triggers,
doc = doc,
command = command
}