SERVICE_DELAY = 600;
TREE_NAME = "Ginko tree";
WOOD_NAME = "Ginko wood";
WOOD_LIMIT = 30;

STATE_SEARCH = 0;
STATE_ATTACK = 1;
STATE_TURN = 2;

deposit_script = {
	-- This would be a script that deposits one wood load and returns to the grove
}

-- Add some stuff to the end of the depoosit  script...
table.insert(deposit_script, { cmd = auto.WAIT, value = 1000 } ); -- Wait for a little bit
table.insert(deposit_script, { cmd = auto.RUN_FUNC, value = (function()
		state = { kind = STATE_SEARCH };
		service(); -- And restart the service
	end) } );

running = false;

DIR_OFS = go.DIR_OFS;
OFS_MAP = { };
OFS_MAP[-1] = { };
	OFS_MAP[-1][0] = 3; -- Left
OFS_MAP[1] = { };
	OFS_MAP[1][0] = 1; -- Right
OFS_MAP[0] = { };
	OFS_MAP[0][-1] = 0; -- Up
	OFS_MAP[0][1] = 2; -- Down

function _G.beginTreeBot()
	state = { kind = STATE_SEARCH };
	target = nil;
	service();
	running = true;
	print("Tree bot has begun!");
end
function _G.endTreeBot()
	auto.stop();
	state = nil;
	running = false;
	print("Tree bot has ended!");
end
function eventPacket(packet)
	if(packet.class == GENTEXT_PACKET and packet.text == "Your Axe broke!") then
		invo.use("axe");
	elseif(packet.class == UPDATEINVO_PACKET) then
		if(packet.singlename == WOOD_ITEM and packet.quantity >= WOOD_LIMIT) then
			state = nil;
			auto.run(deposit_script);
			print("Depositing one wood load!");
		end
	end
end
function service()
	if(state == nil) then return; end
	if(state.kind == STATE_SEARCH) then
		-- Look for a tree and then move towards it
		local nearest = { }; -- This table will hold information about the nearest tree so far
		-- Iterate through the game object registry, looking for trees
		for k, v in pairs(go.registry) do
			if(v.name == TREE_NAME) then
				local distance = math.abs(v.x - player.x) + math.abs(v.y - player.y);
				if(nearest.distance == nil or nearest.distance > distance) then
					nearest.uid = v.uid;
					nearest.distance = distance;
				end
			end
		end
		if(nearest.uid ~= nil) then
			target = nearest.uid;
			local x = go.registry[target].x;
			local y = go.registry[target].y;
			if((go.registry[target].x - player.x) < 0) then
				x = x - 1; else x = x + 1; end
			move_script = {
				hostility = auto.NOTHING_HOSTILE,
				{ cmd = auto.HORIZ_MOVE, kind = auto.ABSOLUTE, value = x },
				{ cmd = auto.VERT_MOVE, kind = auto.ABSOLUTE, value = y },
				{ cmd = auto.RUN_FUNC, value = service }
			};
			state = { kind = STATE_TURN };
			auto.run(move_script);
		else
			-- Perhaps I should add something that will make the dude walk around a bit?
			print("Oops, there are no trees around here!");
		end
	elseif(state.kind == STATE_TURN) then
		-- Turn to face the target
		sendPacket( {
			class = PLAYERDIR_PACKET,
			direction = OFS_MAP
				[go.registry[target].x - player.x]
				[go.registry[target].y - player.y]
		} );
		-- Transition into the attack state
		state = { kind = STATE_ATTACK };
		createTimer(SERVICE_DELAY, service);
	elseif(state.kind == STATE_ATTACK) then
		-- Check to see if the target is dead
		if(go.registry[target] ~= nil) then
			-- If it isn't dead, then attack the target
			sendPacket( { class = PLAYERATTACK_PACKET } );
		else
			-- Otherwise, transition into the search state
			state = { kind = STATE_SEARCH };
		end
		createTimer(SERVICE_DELAY, service);
	end
end