123 lines
3.6 KiB
Lua
123 lines
3.6 KiB
Lua
local currency = {}
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currency.command = 'cash [Menge] <von> <zu>'
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function currency:init(config)
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currency.triggers = {
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"^/cash ([A-Za-z]+)$",
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"^/cash ([A-Za-z]+) ([A-Za-z]+)$",
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"^/cash (%d+[%d%.,]*) ([A-Za-z]+) ([A-Za-z]+)$",
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"^(/cash)$"
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}
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currency.inline_triggers = {
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"^c ([A-Za-z]+)$",
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"^c ([A-Za-z]+) ([A-Za-z]+)$",
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"^c (%d+[%d%.,]*) ([A-Za-z]+) ([A-Za-z]+)$"
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}
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currency.doc = [[*
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]]..config.cmd_pat..[[cash* _[Menge]_ _<von>_ _<zu>_
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*]]..config.cmd_pat..[[cash* _<von>_: Rechnet in Euro um
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*]]..config.cmd_pat..[[cash* _<von>_ _<zu>_: Rechnet mit der Einheit 1
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Beispiel: _]]..config.cmd_pat..[[cash 5 USD EUR_]]
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end
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local BASE_URL = 'https://api.fixer.io'
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function currency:inline_callback(inline_query, config, matches)
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if not matches[2] then -- first pattern
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base = 'EUR'
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to = string.upper(matches[1])
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amount = 1
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elseif matches[3] then -- third pattern
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base = string.upper(matches[2])
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to = string.upper(matches[3])
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amount = matches[1]
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else -- second pattern
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base = string.upper(matches[1])
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to = string.upper(matches[2])
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amount = 1
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end
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local value, iserr = currency:convert_money(base, to, amount)
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if iserr then utilities.answer_inline_query(self, inline_query) return end
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local output = amount..' '..base..' = *'..value..' '..to..'*'
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if tonumber(amount) == 1 then
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title = amount..' '..base..' entspricht'
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else
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title = amount..' '..base..' entsprechen'
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end
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local results = '[{"type":"article","id":"20","title":"'..title..'","description":"'..value..' '..to..'","thumb_url":"https://anditest.perseus.uberspace.de/inlineQuerys/currency/cash.jpg","thumb_width":157,"thumb_height":140,"input_message_content":{"message_text":"'..output..'","parse_mode":"Markdown"}}]'
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utilities.answer_inline_query(self, inline_query, results, 3600)
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end
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function currency:convert_money(base, to, amount)
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local url = BASE_URL..'/latest?base='..base..'&symbols='..to
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local amount = string.gsub(amount, ",", ".")
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local amount = tonumber(amount)
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local res, code = https.request(url)
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if code ~= 200 and code ~= 422 then
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return 'NOCONNECT', true
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end
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local res, code = https.request(url)
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local data = json.decode(res)
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if data.error then
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return 'WRONGBASE', true
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end
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local rate = data.rates[to]
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if not rate then
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return 'WRONGCONVERTRATE', true
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end
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if amount == 1 then
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value = round(rate, 2)
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else
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value = round(rate * amount, 2)
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end
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local value = tostring(string.gsub(value, "%.", ","))
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return value
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end
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function currency:action(msg, config, matches)
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if matches[1] == '/cash' then
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utilities.send_reply(self, msg, currency.doc, true)
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return
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elseif not matches[2] then -- first pattern
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base = 'EUR'
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to = string.upper(matches[1])
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amount = 1
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elseif matches[3] then -- third pattern
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base = string.upper(matches[2])
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to = string.upper(matches[3])
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amount = matches[1]
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else -- second pattern
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base = string.upper(matches[1])
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to = string.upper(matches[2])
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amount = 1
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end
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if from == to then
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utilities.send_reply(self, msg, 'Jaja, sehr witzig...')
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return
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end
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local value = currency:convert_money(base, to, amount)
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if value == 'NOCONNECT' then
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utilities.send_reply(self, msg, config.errors.connection)
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return
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elseif value == 'WRONGBASE' then
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utilities.send_reply(self, msg, 'Keine gültige Basiswährung.')
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return
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elseif value == 'WRONGCONVERTRATE' then
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utilities.send_reply(self, msg, 'Keine gültige Umwandlungswährung.')
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return
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end
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local output = amount..' '..base..' = *'..value..' '..to..'*'
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utilities.send_reply(self, msg, output, true)
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end
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return currency |