Add Kodi remote control widget

main/kodi-remote-widget.lua

@@ -0,0 +1,84 @@
+-- name = "Kodi Remote"
+-- description = "Kodi multimedia center remote control widget"
+-- type = "widget"
+-- author = "Evgeny Zobnin (zobnin@gmail.com)"
+-- arguments_help = "Enter the Kodi IP address and port in the following format: 192.168.0.102:8080"
+-- version = "1.0"
+
+local colors = require "md_colors"
+local json = require "json"
+
+-- constants
+
+local ip = "192.168.0.102"
+local port = "8080"
+local media_type = "application/json"
+local url = "http://"..ip..":"..port.."/jsonrpc"
+
+local get_players_cmd = [[ { "id": 1, "jsonrpc": "2.0", "method": "Player.GetActivePlayers" } ]]
+local play_cmd = [[ {"jsonrpc": "2.0", "method": "Player.PlayPause", "params": { "playerid": XXX }, "id": 1} ]]
+local prev_cmd = [[ {"jsonrpc": "2.0", "method": "Player.GoTo", "params": {"playerid": XXX,"to":"previous"}, "id":1} ]]
+local next_cmd = [[ {"jsonrpc": "2.0", "method": "Player.GoTo", "params": {"playerid": XXX,"to":"next"}, "id":1} ]]
+
+local buttons = { "Prev", "Pause", "Next", "Open Kore" }
+local buttons_colors = { colors.blue_600, colors.blue_600, colors.blue_600, colors.blue_900 }
+local buttons_cmds = { prev_cmd, play_cmd, next_cmd }
+
+-- global vars
+
+local curr_idx = nil
+
+function on_resume()
+    if next(aio:get_args()) == nil then
+        ui:show_text("Tap to enter Kodi address")
+        return
+    end
+
+    ui:show_buttons(buttons, buttons_colors)
+end
+
+function on_click(idx)
+    if next(aio:get_args()) == nil then
+        aio:show_args_dialog()
+        return
+    end
+
+    if (idx == 4) then
+        apps:launch("org.xbmc.kore")
+        return
+    end
+
+    curr_idx = idx
+    http:post(url, get_players_cmd, media_type, "players")
+end
+
+function on_network_result_players(result)
+    local parsed = json.decode(result)
+
+    if parsed.error ~= nil then
+        show_error(parsed)
+        return
+    end
+
+    local player_id = parsed.result[1].playerid
+    local cmd = buttons_cmds[curr_idx]:replace("XXX", player_id)
+
+    http:post(url, cmd, media_type, "cmd")
+
+    curr_idx = nil
+end
+
+function on_network_result_cmd(result)
+    local parsed = json.decode(result)
+    
+    if parsed.error ~= nil then
+        show_error(parsed)
+    end
+end
+
+-- utils
+
+function show_error(parsed)
+    ui:show_toast("Error "..parsed.error.code..": "..parsed.error.message)
+end
+