From 89998604e9f9f9fbf773603b6d07445ae781ff9d Mon Sep 17 00:00:00 2001
From: Evgeny <zobnin@gmail.com>
Date: Wed, 4 Aug 2021 12:35:47 +0300
Subject: [PATCH] add new scripts

---
 bad-script.lua        |  1 +
 coroutines-test.lua   |  8 ++++++
 currencies-widget.lua | 42 +++++++++++++++----------------
 rss-widget.lua        | 57 +++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 86 insertions(+), 22 deletions(-)
 create mode 100644 coroutines-test.lua
 create mode 100644 rss-widget.lua

diff --git a/bad-script.lua b/bad-script.lua
index 84c83a6..b2280ec 100644
--- a/bad-script.lua
+++ b/bad-script.lua
@@ -1,2 +1,3 @@
 function on_resume()
+    while true do end
 end
diff --git a/coroutines-test.lua b/coroutines-test.lua
new file mode 100644
index 0000000..f62fe0c
--- /dev/null
+++ b/coroutines-test.lua
@@ -0,0 +1,8 @@
+local co = coroutine.create(function()
+    ui:show_text("Hello world!")
+end)
+
+function on_resume()
+    ui:set_title(coroutine.status(co))
+    coroutine.resume(co)
+end
diff --git a/currencies-widget.lua b/currencies-widget.lua
index d8c5fb0..9523af1 100644
--- a/currencies-widget.lua
+++ b/currencies-widget.lua
@@ -8,6 +8,7 @@
 -- arguments_default = "usd:rub eur:rub"
 
 local sx = require "pl.stringx"
+local json = require "json"
 
 -- constants
 local red_color = "#f44336"
@@ -34,8 +35,9 @@ end
 
 function on_network_result_curr(result)
    result_curr = result
-
-   local dat = ajson:get_value(result, "object string:date")
+   
+   local t = json.decode(result)
+   local dat = t.date
    local prev_date = prev_date(dat)
 
    get_rates(prev_date, "prev")
@@ -55,22 +57,29 @@ function on_dialog_action(dat)
     get_rates(sx.replace(dat, ".", "-"), "curr")
 end
 
+function prev_date(dat)
+    local prev_date = sx.split(dat, "-")
+    local prev_time = os.time{year=prev_date[1], month=prev_date[2], day=prev_date[3]} - (60*60*24)
+    return os.date("%Y-%m-%d", prev_time)
+end
+
 function create_tab(result)
-    local result_prev = result
     local curs = aio:get_args()
     local tab = {}
+    local t_c = json.decode(result_curr)
+    local t_p = json.decode(result)
    
     -- set title
-    local dat = ajson:get_value(result_curr, "object string:date")
+    local dat = t_c.date
     ui:set_title(ui:get_default_title().." "..sx.replace(dat, "-", "."))
 
-    for idx, pair in ipairs(curs) do 
-        local cur = sx.split(pair, ":")
+    for idx = 1, #curs, 1 do 
+        local cur = sx.split(curs[idx], ":")
         
-        local rate_curr1 = get_rate(result_curr, cur[1])
-        local rate_curr2 = get_rate(result_curr, cur[2])
-        local rate_prev1 = get_rate(result_prev, cur[1])
-        local rate_prev2 = get_rate(result_prev, cur[2])
+        local rate_curr1 = t_c.usd[cur[1]]
+        local rate_curr2 = t_c.usd[cur[2]]
+        local rate_prev1 = t_p.usd[cur[1]]
+        local rate_prev2 = t_p.usd[cur[2]]
 
         local rate_curr = round(rate_curr2/rate_curr1, 4)
         local rate_prev = round(rate_prev2/rate_prev1, 4)
@@ -79,24 +88,13 @@ function create_tab(result)
         local line = "1 "..string.upper(cur[1])..equals..rate_curr.." "..string.upper(cur[2])
         line = line..get_formatted_change_text(change)
 
-        tab[idx] = line
+        table.insert(tab, line)
     end
-
     return tab
 end
 
 -- utils --
 
-function get_prev_date(dat)
-    local prev_date = sx.split(dat, "-")
-    local prev_time = os.time{year=prev_date[1], month=prev_date[2], day=prev_date[3]} - (60*60*24)
-    return os.date("%Y-%m-%d", prev_time)
-end
-
-function get_rate(json, currency)
-    return ajson:get_value(json, "object object:usd double:"..currency)
-end
-
 function get_formatted_change_text(change)
     if change > 0 then
         return "<font color=\""..green_color.."\"><small> +"..change.."%</small></font>"
diff --git a/rss-widget.lua b/rss-widget.lua
new file mode 100644
index 0000000..070f4ca
--- /dev/null
+++ b/rss-widget.lua
@@ -0,0 +1,57 @@
+-- name = "News"
+-- description = "Simple news widget"
+-- data_source = "https://rss-to-json-serverless-api.vercel.app/"
+-- type = "widget"
+-- author = "Andrey Gavrilov"
+-- version = "1.0"
+
+-- settings
+local feed = "https://news.yandex.ru/index.rss"
+local lines_num = 5
+local auto_folding = false
+
+local api_url = "https://rss-to-json-serverless-api.vercel.app/api?feedURL="
+local titles = {}
+local descs = {}
+local urls = {}
+local times = {}
+local url = ""
+
+local json = require "json"
+
+function on_resume()
+    if auto_folding then
+        ui:set_folding_flag(true)
+        ui:show_lines(titles)
+    end
+end
+
+function on_alarm()
+    http:get(api_url..feed)
+end
+
+function on_network_result(result)
+    local t = json.decode(result)
+    local n = aio:get_args()[2]
+    n = math.min(lines_num, #t.items)
+    
+    for i = 1, n, 1 do
+        titles[i] = t.items[i].title
+        descs[i] = t.items[i].description
+        urls[i] = t.items[i].url
+        times[i] = os.date("%d.%m.%Y, %H:%M",t.items[i].created/1000)
+    end
+    
+    ui:show_lines(titles)
+end
+
+function on_click(i)
+    url = urls[i]
+    ui:show_dialog(titles[i].." | "..times[i], descs[i], "Open in browser")
+end
+
+function on_dialog_action(i)
+    if i == 1 then
+        system:open_browser(url)
+    end
+end