--[[
 Interaction with Scoreoid.
]]

local DefaultResultProcessor = Core.class()

function DefaultResultProcessor:init(callback, object)
	self.Callback = callback
	self.Object = object
end

function DefaultResultProcessor:OnUrlLoaderError()
	local dlg = AlertDialog.new("Error", "Failed to execute request. Please check your network settings.", "Ok")
	dlg:show()
end

function DefaultResultProcessor:OnRequestCompleted(event)
	local result = Json.Decode(event.data)
	if (self.Object ~= nil) then
		self.Callback(self.Object, result)
	else
		self.Callback(result)
	end
	
	event:stopPropagation()
end

----------------------------------------------------------------------

ScoreOid = Core.class()

function ScoreOid:init(api, gameId)
	self.Headers = {
		["Authorization"] = "Basic",
		["Content-Type"]  = "application/x-www-form-urlencoded",
	}
	
	self.BaseRequest = "api_key=" .. api .. "&game_id=" .. gameId .. "&response=json"
end

function ScoreOid:FormatRequest(command)
	return "https://www.scoreoid.com/api/" .. command
end

function ScoreOid:ExecuteRequest(command, params, callback, object)
	local request = self:FormatRequest(command)
	print(request .. "?" .. params)
	local loader = UrlLoader.new(request, UrlLoader.POST, self.Headers, params)
	local requestProcessor = DefaultResultProcessor.new(callback, object)
	loader:addEventListener(Event.COMPLETE, requestProcessor.OnRequestCompleted, requestProcessor)
	loader:addEventListener(Event.ERROR, requestProcessor.OnUrlLoaderError, requestProcessor)
end

function ScoreOid:CreatePlayer(userName, firstName, callback, object)
	local params = self.BaseRequest .. "&username=" .. userName .. "&first_name=" .. firstName .. "&platform=" .. application:getDeviceInfo()
	self:ExecuteRequest("createPlayer", params, callback, object)
end

function ScoreOid:EditPlayer(userName, firstName, callback, object)
	local params = self.BaseRequest .. "&username=" .. userName .. "&first_name=" .. firstName
	self:ExecuteRequest("editPlayer", params, callback, object)
end

function ScoreOid:GetPlayersCount(callback, object)
	self:ExecuteRequest("countPlayers", self.BaseRequest, callback, object)
end

function ScoreOid:GetPlayer(userName, callback, object)
	local params = self.BaseRequest .. "&username=" .. userName
	self:ExecuteRequest("getPlayer", params, callback, object)
end

function ScoreOid:DeployScore(userName, score, callback, object)
	local params = self.BaseRequest .. "&username=" .. userName .. "&score=" .. score
	self:ExecuteRequest("createScore", params, callback, object)
end

function ScoreOid:GetBestScores(orderBy, order, limit, callback, object)
	local params = self.BaseRequest .. "&order_by=" .. orderBy .. "&order=" .. order .. "&limit=" .. limit
	self:ExecuteRequest("getBestScores", params, callback, object)
end