module(..., package.seeall)

local list_redir = function (self)
	self.conf.action = "status"
	self.conf.type = "redir"
	error (self.conf)
end

mvc = {}
mvc.on_load = function(self, parent)
	if (self.worker[self.conf.action] == nil ) or ( self.conf.action == "init" ) then
		self.worker[self.conf.action] = list_redir(self)
	end
end

local function getstatus(self)
	local status = self.model.getstatus()
	if (#status.status.value > 0) then
		status.status.value = "Enabled"
	else
		status.status.value = "Disabled"
	end
	return status
end

function status(self)
	return { status=getstatus(self) }
end

function config(self)
	local cmdmanagement
	local cmd_save_result = {}
	local cmderrors = {}
	if ( self.clientdata.cmd_management) then
		local cmd_management = cfe({ 
			name="cmd_management", 
			value=string.lower(self.clientdata.cmd_management),
			})
		cmdmanagement = self.model:startstop_service( cmd_management )
	end
	if ( self.clientdata.cmd_save) then
		local variables="logfile loglevel smallerlogs maxsize numrotate localandnetworklog remotelogging"	-- Advanced-config options
		--local variables="remotelogging"										-- Guided-config options
		for var in string.gmatch(variables, "%S+") do
			-- Send nil instead of "" causes the parameter to be removed/deleted/empty/unset the variable in the config-file
			if (self.clientdata[var] == "") then self.clientdata[var] = nil end
			cmd_save_result[var] = self.model:setconfigs("SYSLOGD_OPTS",var,self.clientdata[var])
		end
	end

	local status = getstatus(self)
--[[
	if (#status.status.value > 0) then
		status.status.value = "Enabled"
	else
		status.status.value = "Disabled"
	end
--]]

	local config, errors = self.model.getconfig()
	-- Add a cmd button to the view
	config.cmd_save = cfe({ name="cmd_save",
		label="Save/Apply above settings",
		value="Save",
		type="submit",
		})
	-- Add a management buttons
	management = {}
	management.start = cfe({ name="cmd_management",
		label="Program control-panel",
		value="Start",
		type="submit",
		})
	management.stop = cfe({ name="cmd_management",
		label="Program control-panel",
		value="Stop",
		type="submit",
		})
	management.restart = cfe({ name="cmd_management",
		label="Program control-panel",
		value="Restart",
		type="submit",
		})
	-- Disable management buttons based on if the process is running or not
	if (string.lower(status.status.value) == "enabled" ) then
		management.start.disabled = "yes"
		management.stop.disabled = nil
	else
		management.start.disabled = nil
		management.stop.disabled = "yes"
	end

	-- Disable management buttons if there exist errors in the config
	for k,v in pairs(config) do
		if (config[k]["errtxt"] ~= "") then
			management.start.disabled = "yes"
			management.stop.disabled = "yes"
			management.restart.disabled = "yes"
			break
		end
	end

	local url = ENV["SCRIPT_NAME"] .. self.conf.prefix .. self.conf.controller
	
	local cmderrors_str = ""
	for k,v in pairs(cmderrors) do
		if (type(v) ~= "table") then
			cmderrors_str = v.. "\n" .. cmderrors_str
		else
			for kk,vv in pairs(v) do
				cmderrors_str = tostring(vv) .. "\n" .. tostring(cmderrors_str)
			end
		end
	end
	if (cmderrors_str == "") then cmderrors_str = nil end

	return { 
		option={ script=ENV["SCRIPT_NAME"],
			prefix=self.conf.prefix,
			controller = self.conf.controller,
			action = "config", },
		status = status, 
		cmdmanagement = cmdmanagement,
		clientdata = self.clientdata,
		management = management,
		config = config,
		cmd_save_result = cmd_save_result,
		errors = errors,
		cmderrors = cmderrors_str,
		url = url, }
end

function expert(self)
	local modifications = self.clientdata.modifications or ""
	if ( self.clientdata.cmdsave) then
		modifications = self.model:update_filecontent(modifications)
	end

	if ( self.clientdata.cmddaemon) then
		startstop = self.model:startstop_service( self.clientdata.cmddaemon )
	end

--	local status = self.model.getstatus()
	local status = getstatus(self)

	local url = ENV["SCRIPT_NAME"] .. self.conf.prefix .. self.conf.controller

	return { 	file = self.model:get_filedetails(), 
		status = status,
		startstop = startstop,
		clientdata = self.clientdata,
		url = url, }

end