40 lines
1.1 KiB
Lua
40 lines
1.1 KiB
Lua
local api_url = "https://api.covid19api.com/country/ru?from=2021-07-01T00:00:00Z&to=2021-07-31T00:00:00Z"
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local tab = {}
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function on_alarm()
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http:get(api_url)
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end
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function on_network_result(result)
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tab = get_tab_ajson(result)
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ui:show_chart(tab, "x:date y:number")
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end
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function totime(str)
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local y,m,d = str:match("(%d+)-(%d+)-(%d+)")
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return os.time{year=y, month=m, day=d}*1000
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end
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function get_tab_ajson(result)
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local tab = {}
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local dat = ajson:get_value(result, "array object:0 string:Date")
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local conf = ajson:get_value(result, "array object:0 int:Confirmed")
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local prev_conf = conf
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local new = conf - prev_conf
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tab[1] = {totime(dat), new}
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local i = 1
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while true do
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dat = ajson:get_value(result, "array object:"..i.." string:Date")
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if dat:match("Error") == "Error" then
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break
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end
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conf = ajson:get_value(result, "array object:"..i.." int:Confirmed")
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new = conf - prev_conf
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prev_conf = conf
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tab[i] = {totime(dat), new}
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i = i+1
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end
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return tab
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end
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