From 89e4c4b0956dd8300d5653b7a26a163e69c7e8c0 Mon Sep 17 00:00:00 2001
From: vilmibm <vilmibm@github.com>
Date: Wed, 21 Dec 2022 22:38:15 -0800
Subject: [PATCH] WIP

---
 server/cmd/main.go     |  6 ++---
 server/witch/header.go | 51 +++++++++++++++++++++++++++++-------------
 server/witch/witch.go  |  1 +
 3 files changed, 40 insertions(+), 18 deletions(-)

diff --git a/server/cmd/main.go b/server/cmd/main.go
index b5bf986..b6e0afd 100644
--- a/server/cmd/main.go
+++ b/server/cmd/main.go
@@ -249,8 +249,6 @@ func (s *gameWorldServer) Login(ctx context.Context, auth *proto.AuthInfo) (si *
 
 	si = &proto.SessionInfo{SessionID: sessionID}
 
-	// TODO actually put them in world
-
 	return
 }
 
@@ -276,8 +274,10 @@ func (s *gameWorldServer) HandleSay(sender *db.Object, msg string) error {
 
 	sendErrs := []error{}
 
+	// TODO figure out pointer shit
+
 	for _, h := range heard {
-		s.Gateway.VerbHandler(msg, *sender, h)
+		s.Gateway.VerbHandler("hears", msg, sender, &h)
 		// TODO once we have a script engine, deliver the HEARS event
 		for _, sess := range as {
 			if sess.AccountID == h.OwnerID {
diff --git a/server/witch/header.go b/server/witch/header.go
index 54818ca..9a5c7d3 100644
--- a/server/witch/header.go
+++ b/server/witch/header.go
@@ -1,16 +1,13 @@
 package witch
 
 import (
-	"log"
-
 	"github.com/vilmibm/hermeticum/server/db"
 	lua "github.com/yuin/gopher-lua"
 )
 
 func hasWrapper(obj db.Object) func(*lua.LState) int {
 	return func(ls *lua.LState) int {
-		lv := ls.ToTable(1)
-		log.Printf("%#v", lv)
+		//lv := ls.ToTable(1)
 		return 0
 	}
 }
@@ -26,17 +23,41 @@ func hearsWrapper(obj db.Object) func(*lua.LState) int {
 }
 
 func does(ls *lua.LState) int {
-	// TODO
+	// TODO how to feed events back into the server?
+	// it needs to behave like an event showing up in Commands stream
+	// this handler needs a reference to the gateway which has a channel for sending events that the server will see?
 	return 0
 }
 
-const addHandler = `
-_addHandler = function(verb, pattern, cb)
-	_handlers[verb] = function(message)
-		f, l = string.find(message, pattern)
-		if f != nil
-			cb(message)
-		end
-	end
-end
-`
+/*
+	string -> fn does not work because there might be multiple handlers for a given verb.
+
+	i can:
+		- have a list of handlers. call each one. it is the handler's
+		responsibility to decide if it's a match or not.
+		- store string -> map[string]fn. do the matching in Go.
+
+		handlers = {
+			"hear" = {
+				"*eat*" = cbfn0
+				"*slurp*" = cbfn1
+			}
+
+			"see" = {
+				"*fork*" = cbfn2
+			}
+		}
+*/
+
+func addHandler(ls *lua.LState) int {
+	verb := ls.ToString(1)
+	pattern := ls.ToString(2)
+	cb := ls.ToFunction(3)
+	handlers := ls.GetGlobal("_handlers").(*lua.LTable)
+	newHandler := ls.NewTable()
+	newHandler.RawSetString(pattern, cb)
+	handlerMap := handlers.RawGetString(verb).(*lua.LTable)
+	handlerMap.RawSetString(verb, newHandler)
+
+	return 0
+}
diff --git a/server/witch/witch.go b/server/witch/witch.go
index ff560d8..7e0b8d4 100644
--- a/server/witch/witch.go
+++ b/server/witch/witch.go
@@ -73,6 +73,7 @@ func newScriptContext(obj db.Object) (*scriptContext, error) {
 }
 
 func (sc *scriptContext) Handle(ver, rest string, sender, target *db.Object) error {
+
 	// TODO call _handle function from the Lstate
 	return nil
 }