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coronavirus.mattata
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coronavirus.mattata
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--[[
Copyright 2020 Matthew Hesketh <matthew@matthewhesketh.com>
This code is licensed under the MIT. See LICENSE for details.
]]
local coronavirus = {}
local mattata = require('mattata')
local https = require('ssl.https')
local json = require('dkjson')
function coronavirus:init()
coronavirus.commands = mattata.commands(self.info.username):command('coronavirus'):command('corona'):command('covid19'):command('covid').table
coronavirus.help = '/coronavirus [country]. Returns the global COVID-19 statistics. Optionally, a country may be specified by its country code or name. Aliases: /corona, /covid19, /covid.'
coronavirus.url = 'https://api.covid19api.com/summary'
end
function coronavirus.on_message(_, message, _, language)
local jstr, res = https.request(coronavirus.url)
if res ~= 200 then
return mattata.send_reply(message, language.errors.connection)
end
local jdat = json.decode(jstr)
if not jdat.Global and not jdat.Countries then
return mattata.send_reply(message, language.errors.results)
end
local input = mattata.input(message.text)
local found_match, country_position, output = false
if jdat.Global and (not input or (input:lower() == 'global' or input:lower() == 'world')) then
output = language['coronavirus']['1']
local country_name = 'Everywhere'
local new_confirmed = mattata.comma_value(jdat.Global.NewConfirmed)
local total_confirmed = mattata.comma_value(jdat.Global.TotalConfirmed)
local new_deaths = mattata.comma_value(jdat.Global.NewDeaths)
local total_deaths = mattata.comma_value(jdat.Global.TotalDeaths)
local new_recovered = mattata.comma_value(jdat.Global.NewRecovered)
local total_recovered = mattata.comma_value(jdat.Global.TotalRecovered)
output = string.format(output, country_name, new_confirmed, total_confirmed, new_deaths, total_deaths, new_recovered, total_recovered)
elseif input and jdat.Countries then
for k, v in pairs(jdat.Countries) do
if input:len() == 2 then
input = input:lower() == 'uk' and 'gb' or input:lower()
if input == v.CountryCode:lower() then
found_match, country_position = true, k
end
else
if v.Country:lower():match(input:lower()) then
found_match, country_position = true, k
end
end
end
end
if found_match then
output = language['coronavirus']['1']
local country_name = jdat.Countries[country_position].Country
local new_confirmed = mattata.comma_value(jdat.Countries[country_position].NewConfirmed)
local total_confirmed = mattata.comma_value(jdat.Countries[country_position].TotalConfirmed)
local new_deaths = mattata.comma_value(jdat.Countries[country_position].NewDeaths)
local total_deaths = mattata.comma_value(jdat.Countries[country_position].TotalDeaths)
local new_recovered = mattata.comma_value(jdat.Countries[country_position].NewRecovered)
local total_recovered = mattata.comma_value(jdat.Countries[country_position].TotalRecovered)
output = string.format(output, country_name, new_confirmed, total_confirmed, new_deaths, total_deaths, new_recovered, total_recovered)
end
output = output or language.errors.results
return mattata.send_reply(message, output, 'markdown')
end
return coronavirus

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