--[[
	* Copyright (c) 2011 by Adam Hellberg.
	* 
	* This file is part of Command.
	* 
	* Command is free software: you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation, either version 3 of the License, or
	* (at your option) any later version.
	* 
	* Command is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	* GNU General Public License for more details.
	* 
	* You should have received a copy of the GNU General Public License
	* along with Command. If not, see <http://www.gnu.org/licenses/>.
--]]

Command.Logger = {
	Level = {
		Debug = 0,
		Normal = 1,
		Warning = 2,
		Error = 3
	},
	Settings = {
		Debug = false,
		Format = "%s%s: %s",
		Prefix = {
			Main = "\124cff00FF00[Command]\124r",
			Debug = " \124cffBBBBFFDebug\124r",
			Normal = "",
			Warning = " \124cffFFFF00Warning\124r",
			Error = " \124cffFF0000ERROR\124r"
		}
	}
}

local Logger = Command.Logger

------------------------
-- MAIN LOGGER MODULE --
------------------------

function Logger:Print(msg, level)
	local prefix
	if level == self.Level.Debug then
		if not self.Settings.Debug then return end
		prefix = self.Settings.Prefix.Debug
	elseif level == self.Level.Normal then
		prefix = self.Settings.Prefix.Normal
	elseif level == self.Level.Warning then
		prefix = self.Settings.Prefix.Warning
	elseif level == self.Level.Error then
		prefix = self.Settings.Prefix.Error
	else
		error(("Undefined logger level passed (%q)"):format(tostring(level)))
		return
	end
	DEFAULT_CHAT_FRAME:AddMessage(self.Settings.Format:format(self.Settings.Prefix.Main, prefix, msg))
end

function Logger:Debug(msg)
	self:Print(msg, self.Level.Debug)
end

function Logger:Normal(msg)
	self:Print(msg, self.Level.Normal)
end

function Logger:Warning(msg)
	self:Print(msg, self.Level.Warning)
end

function Logger:Error(msg)
	self:Print(msg, self.Level.Error)
end

function Logger:SetDebug(enabled)
	self.Settings.Debug = enabled
end

function Logger:EnableDebug()
	self:SetDebug(true)
end

function Logger:DisableDebug()
	self:SetDebug(false)
end

function Logger:ToggleDebug()
	self:SetDebug(not self.Settings.Debug)
end