local PlayerMeta = FindMetaTable( "Player" )

util.AddNetworkString('deathmenu')

function PlayerMeta:SendMessage( text, duration, color )
	if ( !IsValid( self ) ) then return end
	local duration = duration or 3
	local color = color or color_white

	umsg.Start( "gms_sendmessage", self )
		umsg.String( text )
		umsg.Short( duration )
		umsg.String( color.r .. "," .. color.g .. "," .. color.b .. "," .. color.a )
	umsg.End()
end

function PlayerMeta:OpenCombiMenu( str )
	umsg.Start( "gms_OpenCombiMenu", self )
		umsg.String( str )
	umsg.End()
end

function PlayerMeta:DeathMenu( res, wep )
	net.Start('deathmenu')
		net.WriteTable(res)
		net.WriteTable(wep)
	net.Send(self)
end

function PlayerMeta:SendAchievement( text )
	umsg.Start( "gms_sendachievement", self )
		umsg.String( text )
	umsg.End()

	local sound = CreateSound( self, Sound( "music/hl1_song11.mp3" ) )
	sound:Play()
	timer.Simple( 5.5, function() sound:Stop() end )
end

function PlayerMeta:SetSkill( skill, int )
	skill = string.Capitalize( skill )
	if ( !self.Skills[ skill ] ) then self.Skills[ skill ] = 0 end

	if ( skill != "Survival" ) then
		int = math.Clamp( int, 0, 200 )
	else
		self.MaxResources = ( int * 5 ) + 25
	end
	self.Skills[ skill ] = int

	umsg.Start( "gms_SetSkill", self )
		umsg.String( skill )
		umsg.Short( self:GetSkill( skill ) )
	umsg.End()
end

function PlayerMeta:GetSkill( skill )
	skill = string.Capitalize( skill )
	if ( skill == "Survival" ) then self:SetNWInt( skill, self.Skills[skill] ) end
	return self.Skills[ skill ] or 0
end

function PlayerMeta:IncSkill( skill, int )
	skill = string.Capitalize( skill )
	if ( !self.Skills[ skill ] ) then self:SetSkill( skill, 0 ) end
	if ( !self.Experience[ skill ] ) then self:SetXP( skill, 0 ) end

	if ( skill != "Survival" ) then
		int = math.Clamp( int, 0, 200 )
		for id = 1, int do self:IncXP( "Survival", 20 ) end
		self:SendMessage( string.Replace( skill, "_", " " ) .. " +" .. int, 3, Color( 10, 200, 10, 255 ) )
	else
		self.MaxResources = self.MaxResources + 5
		self:SendAchievement( "Level Up!" )
	end

	self.Skills[skill] = self.Skills[skill] + int

	umsg.Start( "gms_SetSkill", self )
	umsg.String( skill )
	umsg.Short( self:GetSkill( skill ) )
	umsg.End()

	self:CheckForUnlocks()
end

function PlayerMeta:DecSkill( skill, int )
	skill = string.Capitalize( skill )
	self.Skills[skill] = math.max( self.Skills[skill] - int, 0 )

	umsg.Start( "gms_SetSkill", self )
		umsg.String( skill )
		umsg.Short( self:GetSkill( skill ) )
	umsg.End()
end

function PlayerMeta:SetXP( skill, int )
	skill = string.Capitalize( skill )
	if ( !self.Skills[skill] ) then self:SetSkill( skill, 0 ) end
	if ( !self.Experience[skill] ) then self.Experience[skill] = 0 end

	self.Experience[skill] = int

	umsg.Start( "gms_SetXP", self )
		umsg.String( skill )
		umsg.Short( self:GetXP( skill ) )
	umsg.End()
end

function PlayerMeta:GetXP( skill )
	skill = string.Capitalize( skill )
	return self.Experience[skill] or 0
end

function PlayerMeta:IncXP( skill, int )
	skill = string.Capitalize( skill )
	if ( !self.Skills[skill] ) then self.Skills[skill] = 0 end
	if ( !self.Experience[skill] ) then self.Experience[skill] = 0 end

	if ( self.Experience[skill] + int >= 100 ) then
		self.Experience[skill] = 0
		self:IncSkill( skill, 1 )
	else
		self.Experience[skill] = self.Experience[skill] + int
	end

	umsg.Start( "gms_SetXP", self )
		umsg.String( skill )
		umsg.Short( self:GetXP( skill ) )
	umsg.End()
end

function PlayerMeta:DecXP( skill, int )
	skill = string.Capitalize( skill )
	self.Experience[skill] = self.Experience[skill] - int

	umsg.Start( "gms_SetXP", self )
		umsg.String( skill )
		umsg.Short( self:GetXP( skill ) )
	umsg.End()
end

function PlayerMeta:SetResource( resource, int )
	resource = string.Capitalize( resource )
	if ( !self.Resources[resource] ) then self.Resources[resource] = 0 end


	self.Resources[resource] = int

	umsg.Start( "gms_SetResource", self )
		umsg.String( resource )
		umsg.Short( int )
	umsg.End()
end

function PlayerMeta:GetResource( resource )
	resource = string.Capitalize( resource )
	return self.Resources[ resource ] or 0
end

function PlayerMeta:IncResource( resource, int )
	resource = string.Capitalize( resource )

	if ( !self.Resources[resource] ) then self.Resources[resource] = 0 end
	local all = self:GetAllResources()
	local max = self.MaxResources

	if ( all + int > max ) then
		self.Resources[resource] = self.Resources[resource] + ( max - all )
		self:DropResource( resource, ( all + int ) - max )
		self:SendMessage( "You can't carry anymore!", 3, Color( 200, 0, 0, 255 ) )
	else
		self.Resources[resource] = self.Resources[resource] + int
	end

	umsg.Start( "gms_SetResource", self )
		umsg.String( resource )
		umsg.Short( self:GetResource( resource ) )
	umsg.End()
end

function PlayerMeta:DecResource( resource, int )
	if ( !self.Resources[resource] ) then self.Resources[resource] = 0 end
	self.Resources[resource] = self.Resources[resource] - int

	local r = self.Resources[resource]
	if ( resource == "Flashlight" and r < 1 ) then self:Flashlight( false ) end
	if ( resource == "Batteries" ) then
		local maxPow = 50
		if ( r ) then maxPow = math.min( maxPow + r * 50, 500 ) end
		self.Power = math.min( self.Power, maxPow )
		self:UpdateNeeds()
	end

	umsg.Start( "gms_SetResource", self )
		umsg.String( resource )
		umsg.Short( self:GetResource( resource ) )
	umsg.End()
end

function PlayerMeta:GetAllResources()
	local num = 0

	for k, v in pairs( self.Resources ) do
		num = num + v
	end

	return num
end

function PlayerMeta:CreateBuildingSite( pos, angle, model, class, cost )
	local rep = ents.Create( "gms_buildsite" )
	rep:SetPos( pos )
	rep:SetAngles( angle )
	rep.Costs = cost
	rep:Setup( model, class )
	rep:Spawn()

	rep.Player = self
	rep.OwnerTable = { Team = self:Team(), SteamID = self:SteamID(), Name = self:Name(), EntIndex = self:EntIndex() }

	self:SetNetworkedEntity( "Hasbuildingsite", rep )

	SPropProtection.PlayerMakePropOwner( self , rep )
	return rep
end

function PlayerMeta:CreateStructureBuildingSite( pos, angle, model, class, cost, name )

    local NoDropModels = {
    	"models/props_c17/furniturefireplace001a.mdl",
    	"models/props_c17/factorymachine01.mdl",
    	"models/Gibs/airboat_broken_engine.mdl",
    	"models/props_c17/furniturestove001a.mdl",
    	"models/props_wasteland/controlroom_desk001b.mdl",
    	"models/props_c17/FurnitureFridge001a.mdl",
    	"models/props_lab/reciever_cart.mdl",
    	"models/props_trainstation/trainstation_clock001.mdl"
    }
    
	local rep = ents.Create( "gms_buildsite" )
	local str = ":"
	for k, v in pairs( cost ) do
		str = str .. "\n" .. string.Replace( k, "_", " " ) .. " ( " .. v .. "x )"
	end

	rep:SetAngles( angle )
	rep.Costs = cost
	rep:Setup( model, class )
	rep:SetPos( pos )
	rep.Name = name
	rep:SetNWString( "Name", name )
	rep:SetNWString( "Resources", str )
	rep:Spawn()

	local cormin, cormax = rep:WorldSpaceAABB()
	local offset = cormax - cormin

	if ( model == "models/props_c17/FurnitureFridge001a.mdl" ) then pos = pos + Vector( 0, 0, 10 ) end
	rep:SetPos( Vector( pos.x, pos.y, pos.z + ( offset.z / 2 ) ) )
	if ( !table.HasValue( NoDropModels, model )  ) then
		rep:DropToGround()
	end

	self:SetNWEntity( "Hasbuildingsite", rep )
	rep.Player = self
	rep.OwnerTable = { Team = self:Team(), SteamID = self:SteamID(), Name = self:Name(), EntIndex = self:EntIndex() }
	SPropProtection.PlayerMakePropOwner( self, rep )
	return rep
end

function PlayerMeta:GetBuildingSite()
	return self:GetNWEntity( "Hasbuildingsite" )
end

function PlayerMeta:DropResource( resource, int )
	local nearby = {}

	for k, v in pairs( ents.FindByClass( "gms_resource*" ) ) do
		if ( v:GetPos():Distance( self:GetPos() ) < 150 ) then
			if ( v:GetClass() == "gms_resourcedrop" and v.Type != resource ) then
			else
				table.insert( nearby, v )
			end
		end
	end

	for id, ent in pairs( nearby ) do
		if ( !SPropProtection.PlayerCanTouch( self, ent ) ) then continue end
		if ( ent:GetClass() == "gms_resourcedrop" ) then
			ent.Amount = ent.Amount + int
			ent:SetResourceDropInfoInstant( ent.Type, ent.Amount )
			return
		else
			if ( !ent.Resources ) then ent.Resources = {} end

			if ( ent.Resources[ resource ] ) then
				ent.Resources[ resource ] = ent.Resources[ resource ] + int
			else
				ent.Resources[ resource ] = int
			end

			ent:SetResPackInfo( resource, ent.Resources[ resource ] )
			return
		end
	end

	local ent = ents.Create( "gms_resourcedrop" )
	ent:SetPos( self:TraceFromEyes( 60 ).HitPos + Vector( 0, 0, 15 ) )
	ent:SetAngles( self:GetAngles() )
	ent:Spawn()

	ent:GetPhysicsObject():Wake()

	ent.Type = resource
	ent.Amount = int

	ent:SetResourceDropInfo( ent.Type, ent.Amount )
	SPropProtection.PlayerMakePropOwner( self, ent )
end

function PlayerMeta:SetFood( int )
	if ( int > 1000 ) then
		int = 1000
	end

	self.Hunger = int
	self:UpdateNeeds()
end

function PlayerMeta:SetThirst( int )
	if ( int > 1000 ) then
		int = 1000
	end

	self.Thirst = int
	self:UpdateNeeds()
end

function PlayerMeta:Heal( int )
	self:SetHealth( math.min( self:Health() + int, self:GetMaxHealth() ) )
end

function PlayerMeta:AddUnlock( text )
	self.FeatureUnlocks[text] = 1

	umsg.Start( "gms_AddUnlock", self )
		umsg.String( text )
	umsg.End()

	if ( GMS.FeatureUnlocks[text].OnUnlock ) then GMS.FeatureUnlocks[text].OnUnlock( self ) end
end

function PlayerMeta:HasUnlock( text )
	if ( self.FeatureUnlocks and self.FeatureUnlocks[text] ) then return true end
	return false
end

function PlayerMeta:CheckForUnlocks()
	for k, unlock in pairs( GMS.FeatureUnlocks ) do
		if ( !self:HasUnlock( k ) ) then
			local NrReqs = 0

			for skill, value in pairs( unlock.Req ) do
				if ( self:GetSkill( skill ) >= value ) then
					NrReqs = NrReqs + 1
				end
			end

			if ( NrReqs == table.Count( unlock.Req ) ) then
				self:AddUnlock( k )
			end
		end
	end
end

function PlayerMeta:TraceFromEyes( dist )
	return util.TraceLine( {
		start = self:GetShootPos(),
		endpos = self:GetShootPos() + ( self:GetAimVector() * dist ),
		filter = self
	} )
end

function PlayerMeta:UpdateNeeds()
	umsg.Start( "gms_setneeds", self )
		umsg.Short( self.Sleepiness )
		umsg.Short( self.Hunger )
		umsg.Short( self.Thirst )
		umsg.Short( self.Oxygen )
		umsg.Short( self.Power )
		umsg.Short( Time )
	umsg.End()
end

function PlayerMeta:PickupResourceEntity( ent )
	if ( !SPropProtection.PlayerCanTouch( self, ent ) ) then return end

	local int = ent.Amount
	local room = self.MaxResources - self:GetAllResources()

	if ( room <= 0 ) then self:SendMessage( "You can't carry anymore!", 3, Color( 200, 0, 0, 255 ) ) return end
	if ( room < int ) then int = room end
	ent.Amount = ent.Amount - int
	if ( ent.Amount <= 0 ) then ent:Fadeout() else ent:SetResourceDropInfo( ent.Type, ent.Amount ) end

	self:IncResource( ent.Type, int )
	self:SendMessage( "Picked up " .. string.Replace( ent.Type, "_", " " ) .. " ( " .. int .. "x )", 4, Color( 10, 200, 10, 255 ) )
end

function PlayerMeta:PickupResourceEntityPack( ent )
	if ( !SPropProtection.PlayerCanTouch( self, ent ) ) then return end

	if ( table.Count( ent.Resources ) > 0 ) then
		for res, int in pairs( ent.Resources ) do
			local room = self.MaxResources - self:GetAllResources()

			if ( room <= 0 ) then self:SendMessage( "You can't carry anymore!", 3, Color( 200, 0, 0, 255 ) ) return end
			if ( room < int ) then int = room end
			ent.Resources[res] = ent.Resources[res] - int

			ent:SetResPackInfo( res, ent.Resources[res] )
			if ( ent.Resources[res] <= 0 ) then ent.Resources[res] = nil end

			self:IncResource( res, int )
			self:SendMessage( "Picked up " .. string.Replace( res, "_", " " ) .. " ( " .. int .. "x )", 4, Color( 10, 200, 10, 255 ) )
		end
	end
end

function PlayerMeta:MakeLoadingBar( msg )
	umsg.Start( "gms_MakeLoadingBar", self )
		umsg.String( msg )
	umsg.End()
end

function PlayerMeta:StopLoadingBar()
	umsg.Start( "gms_StopLoadingBar",self )
	umsg.End()
end

function PlayerMeta:MakeSavingBar( msg )
	umsg.Start( "gms_MakeSavingBar", self )
		umsg.String( msg )
	umsg.End()
end

function PlayerMeta:StopSavingBar()
	umsg.Start( "gms_StopSavingBar", self )
	umsg.End()
end

function PlayerMeta:AllSmelt( ResourceTable )
	local resourcedata = {}
	resourcedata.Req = {}
	resourcedata.Results = {}
	local AmountReq = 0
	for k, v in pairs( ResourceTable.Req ) do
		if ( self:GetResource( k ) > 0 ) then
			if ( self:GetResource( k ) <= ResourceTable.Max ) then
				resourcedata.Req[k] = self:GetResource( k )
				AmountReq = AmountReq + self:GetResource( k )
			else
				resourcedata.Req[k] = ResourceTable.Max
				AmountReq = AmountReq + ResourceTable.Max
				self:SendMessage( "You can only do " .. tostring( ResourceTable.Max ) .. " " .. string.Replace( k, "_", " " ) .. " at a time.", 3, Color( 200, 0, 0, 255 ) )
			end
		else
			resourcedata.Req[k] = 1
		end
	end
	for k, v in pairs( ResourceTable.Results ) do
		resourcedata.Results[k] = AmountReq
	end
	return resourcedata
end

function PlayerMeta:Sleep()
	if ( !self:Alive() or self:GetNWBool( "Sleeping" ) or self:GetNWBool( "AFK" ) ) then return end
	if ( self.Sleepiness > 700 ) then self:SendMessage( "You're not tired enough.", 3, Color( 255, 255, 255, 255 ) ) return end

	self:SetNWBool( "Sleeping", true )
	self:Freeze( true )

	-- Check for shelter
	local tr = util.TraceLine( {
		start = self:GetShootPos(),
		endpos = self:GetShootPos() + ( self:GetUp() * 300 ),
		filter = self
	} )

	self.NeedShelter = false
	if ( !tr.HitWorld and !tr.HitNonWorld ) then
		self.NeedShelter = true
	end

	self:EmitSound( "stranded/start_sleeping.wav" )
end

function PlayerMeta:Wakeup()
	if ( !self:GetNWBool( "Sleeping" ) ) then return end
	self:SetNWBool( "Sleeping", false )
	self:Freeze( false )

	--Check for shelter
	local trace = {}
	trace.start = self:GetShootPos()
	trace.endpos = trace.start + ( self:GetUp() * 300 )
	trace.filter = self

	local tr = util.TraceLine( trace )

	if ( self.NeedShelter ) then
		self:SendMessage( "I should get something to sleep under next time...", 6, Color( 200, 0, 0, 255 ) )
	else
		self:SendMessage( "Ah, nothing like a good nights sleep!", 5, Color( 255, 255, 255, 255 ) )
	end
end