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appstore.lua
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appstore.lua
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--[[
Copyright 2020 Matthew Hesketh <matthew@matthewhesketh.com>
This code is licensed under the MIT. See LICENSE for details.
]]
local appstore = {}
local mattata = require('mattata')
local https = require('ssl.https')
local url = require('socket.url')
local json = require('dkjson')
function appstore:init()
appstore.commands = mattata.commands(self.info.username):command('appstore'):command('app'):command('as').table
appstore.help = '/appstore <query> - Displays information about the first app returned by iTunes for the given search query. Aliases: /app, /as.'
appstore.url = 'https://itunes.apple.com/search?lang=en&entity=software&term='
end
function appstore.get_app_info(jdat, language)
local categories = {}
for n in pairs(jdat.results[1].genres) do
table.insert(categories, jdat.results[1].genres[n])
end
local rating = tonumber(jdat.results[1].userRatingCount)
if rating ~= nil then
if rating == 1 then
rating = string.format('%s 1 %s', utf8.char(11088), language['appstore']['2'])
elseif rating > 0 then
rating = string.format('%s %s %s (%s)', utf8.char(11088), mattata.comma_value(tostring(rating)), language['appstore']['3'], jdat.results[1].averageUserRating)
else
rating = string.format('%s %s %s', utf8.char(11088), mattata.comma_value(tostring(rating)), language['appstore']['3'])
end
else rating = 'N/A' end
if jdat.results[1].description:len() > 250 then
jdat.results[1].description = jdat.results[1].description:sub(1, 250) .. '...'
end
return string.format(
'<b>%s</b> - v%s, %s/%s/%s\n\n<i>%s</i>\n\n%s\n%s <b>|</b> iOS %s+',
mattata.escape_html(jdat.results[1].trackName),
jdat.results[1].version,
jdat.results[1].currentVersionReleaseDate:sub(9, 10),
jdat.results[1].currentVersionReleaseDate:sub(6, 7),
jdat.results[1].currentVersionReleaseDate:sub(1, 4),
mattata.escape_html(jdat.results[1].description),
table.concat(categories, ' <b>|</b> '), rating,
jdat.results[1].minimumOsVersion
)
end
function appstore.on_message(_, message, _, language)
local input = mattata.input(message.text)
if not input then
return mattata.send_reply(message, appstore.help)
end
local jstr, res = https.request(appstore.url .. url.escape(input))
if res ~= 200 then
return mattata.send_reply(message, language.errors.connection)
end
local jdat = json.decode(jstr)
if jdat.resultCount == 0 then
return mattata.send_reply(message, language.errors.results)
end
local keyboard = mattata.inline_keyboard():row(mattata.row():url_button(language['appstore']['1'], jdat.results[1].trackViewUrl))
local output = appstore.get_app_info(jdat, language)
return mattata.send_message(message.chat.id, output, 'html', true, false, nil, keyboard)
end
return appstore

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