196 lines
6.8 KiB
Lua
196 lines
6.8 KiB
Lua
-- name = "Курс валюты"
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-- description = "Виджет курса валюты. Нажмите на виджет, чтобы изменить валюту. Базовая валюта и дата меняются в контекстном меню."
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-- data_source = "https://exchangerate.host/"
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-- type = "widget"
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-- author = "Andrey Gavrilov"
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-- version = "2.0"
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-- lang = "ru"
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local json = require "json"
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local color = require "md_colors"
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local text_color = aio:colors().secondary_text
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local equals = "<font color=\""..text_color.."\"> = </font>"
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-- константы --
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local curs = {"usd", "eur", "gbp", "chf", "aed", "cny", "inr", "btc", "other"}
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local curs_n = {"Доллар США", "Евро", "Фунт стерлингов", "Швейцарский франк", "Дирхам ОАЭ", "Китайский юань", "Индийская рупия", "Биткойн", "Другая"}
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local base_curs = {"rub", "usd", "other_b"}
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local base_curs_n = {"Российский рубль", "Доллар США", "Другая"}
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-- переменные --
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local dialog_id = ""
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local cur_idx = 1
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local cur = curs[cur_idx]
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local base_cur_idx = 1
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local base_cur = base_curs[base_cur_idx]
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local date = ""
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local line = ""
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local tab = {}
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local amount = "1"
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local rate = 0
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function on_alarm()
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date = os.date("%Y-%m-%d")
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get_rates(date)
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end
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function get_rates(date)
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http:get("https://api.exchangerate.host/fluctuation?start_date="..prev_date(date).."&end_date="..date.."&symbols="..string.upper(base_cur).."&base="..string.upper(cur).."&amount="..amount)
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end
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function on_network_result(result)
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t = json.decode(result)
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if t.rates[string.upper(base_cur)].end_rate == nil then
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date = prev_date(date)
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get_rates(date)
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return
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end
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rate = round(t.rates[string.upper(base_cur)].end_rate,4)
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local change = round(-t.rates[string.upper(base_cur)].change_pct*100,2)
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line = amount.." "..string.upper(cur).." "..equals.." "..divide_number(rate," ").." "..string.upper(base_cur)..get_formatted_change_text(change)
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tab = {{"ᐊ", amount, string.upper(cur), equals, divide_number(rate," "), string.upper(base_cur), get_formatted_change_text(change), "ᐅ"}}
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ui:show_table(tab, 7)
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ui:set_title(ui:default_title().." ("..date:gsub("(%d+)-(%d+)-(%d+)", "%3.%2.%1")..")")
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end
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function on_click(idx)
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if idx == 1 then
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date = prev_date(date)
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get_rates(date)
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ui:show_toast("Загрузка")
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elseif idx == 2 then
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dialog_id ="amount"
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ui:show_edit_dialog("Введите количество", "", amount)
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elseif idx == 3 then
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dialog_id = "cur"
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ui:show_radio_dialog("Выберите валюту", curs_n, cur_idx)
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elseif idx == 6 then
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dialog_id = "base_cur"
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ui:show_radio_dialog("Выберите базовую валюту", base_curs_n, base_cur_idx)
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elseif idx == 8 then
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date = next_date(date)
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get_rates(date)
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ui:show_toast("Загрузка")
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else
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dialog_id = "date"
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ui:show_edit_dialog("Введите дату курса", "Формат даты - 31.12.2020. Пустое значение - текущая дата", date:gsub("(%d+)-(%d+)-(%d+)", "%3.%2.%1"))
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end
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end
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function on_long_click(idx)
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item_idx = idx
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ui:show_context_menu({
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{"share-alt","Поделиться"},
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{"copy","Копировать"},
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{"redo","Перезагрузить"}
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})
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end
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function on_dialog_action(data)
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if data == -1 then
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return
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end
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if dialog_id == "date" then
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if get_date(date:gsub("(%d+)-(%d+)-(%d+)", "%3.%2.%1")) == get_date(data) then
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return
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end
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date = get_date(data)
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elseif dialog_id == "cur" then
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if data == cur_idx and cur == curs[data] then
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return
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end
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cur_idx = data
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if curs[data] == "other" then
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dialog_id = "other"
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ui:show_edit_dialog("Введите валюту", "", string.lower(cur))
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return
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end
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cur = string.upper(curs[data])
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elseif dialog_id == "base_cur" then
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if data == base_cur_idx and base_cur == base_curs[data] then
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return
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end
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base_cur_idx = data
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if base_curs[data] == "other_b" then
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dialog_id = "other_b"
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ui:show_edit_dialog("Введите базовую валюту", "", string.lower(base_cur))
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return
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end
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base_cur = string.upper(base_curs[data])
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elseif dialog_id == "other" then
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if data == cur then
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return
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end
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cur = string.upper(data)
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elseif dialog_id == "other_b" then
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if data == base_cur then
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return
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end
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base_cur = string.upper(data)
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elseif dialog_id == "amount" then
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if amount == data:gsub(",",".") then
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return
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end
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amount = data:gsub(",","."):gsub("-","")
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if amount == "" then
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amount = "1"
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end
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end
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get_rates(date)
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end
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function on_context_menu_click(menu_idx)
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if menu_idx == 2 then
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system:copy_to_clipboard(rate)
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elseif menu_idx == 1 then
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system:share_text(date:gsub("(%d+)-(%d+)-(%d+)", "%3.%2.%1").." "..line:gsub("(.+)<.+>(.+)<.+>(.+)<.+>(.+)<.+>", "%1%2%3%4"))
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elseif menu_idx == 3 then
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cur_idx = 1
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cur = string.upper(curs[cur_idx])
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base_cur_idx = 1
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base_cur = string.upper(base_curs[base_cur_idx])
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amount = "1"
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get_rates(os.date("%Y-%m-%d"))
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ui:show_toast("Начальные установки")
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end
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end
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-- утилиты --
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function get_formatted_change_text(change)
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if change > 0 then
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return "<font color=\""..color.green_700.."\"> +"..change.."%</font>"
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elseif change < 0 then
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return "<font color=\""..color.red_A700.."\"> "..change.."%</font>"
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else
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return "<font color=\""..text_color.."\"> "..change.."%</font>"
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end
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end
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function prev_date(date)
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local y, m, d = date:match("(%d+)-(%d+)-(%d+)")
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return os.date("%Y-%m-%d", os.time{year=y, month=m, day=d} - (60*60*24))
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end
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function next_date(date)
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local y, m, d = date:match("(%d+)-(%d+)-(%d+)")
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return os.date("%Y-%m-%d", os.time{year=y, month=m, day=d} + (60*60*24))
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end
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function divide_number(n, str)
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local left,num,right = string.match(n,'^([^%d]*%d)(%d*)(.-)$')
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return left..(num:reverse():gsub('(%d%d%d)','%1'..str):reverse())..right
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end
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function get_date(date)
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local d, m, Y = date:match("(%d+).(%d+).(%d+)")
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local d0, m0, Y0 = os.date("%d.%m.%Y"):match("(%d+).(%d+).(%d+)")
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local time = os.time{day=d or 0, month=m or 0, year=Y or 0}
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local time0 = os.time{day=d0, month=m0, year=Y0}
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local str = string.format("%04d-%02d-%02d", Y or 0, m or 0, d or 0)
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if not (str == os.date("%Y-%m-%d", time) and time <= time0 - 24*60*60) then
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str = os.date("%Y-%m-%d")
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end
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return str
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end
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