made it clearer when session object and server object was being used by renaming s to session and server. Split out ravi,broadcast and discord into sys_*

server/channelserver/sys_ravi.go

@@ -0,0 +1,71 @@
+package channelserver
+
+import (
+	"strings"
+	"sync"
+)
+
+type Raviente struct {
+	sync.Mutex
+	id       uint16
+	register []uint32
+	state    []uint32
+	support  []uint32
+}
+
+func (server *Server) resetRaviente() {
+	for _, semaphore := range server.semaphore {
+		if strings.HasPrefix(semaphore.name, "hs_l0") {
+			return
+		}
+	}
+	server.logger.Debug("All Raviente Semaphores empty, resetting")
+	server.raviente.id = server.raviente.id + 1
+	server.raviente.register = make([]uint32, 30)
+	server.raviente.state = make([]uint32, 30)
+	server.raviente.support = make([]uint32, 30)
+}
+
+func (server *Server) GetRaviMultiplier() float64 {
+	raviSema := server.getRaviSemaphore()
+	if raviSema != nil {
+		var minPlayers int
+		if server.raviente.register[9] > 8 {
+			minPlayers = 24
+		} else {
+			minPlayers = 4
+		}
+		if len(raviSema.clients) > minPlayers {
+			return 1
+		}
+		return float64(minPlayers / len(raviSema.clients))
+	}
+	return 0
+}
+
+func (server *Server) UpdateRavi(semaID uint32, index uint8, value uint32, update bool) (uint32, uint32) {
+	var prev uint32
+	var dest *[]uint32
+	switch semaID {
+	case 0x40000:
+		switch index {
+		case 17, 28: // Ignore res and poison
+			break
+		default:
+			value = uint32(float64(value) * server.GetRaviMultiplier())
+		}
+		dest = &server.raviente.state
+	case 0x50000:
+		dest = &server.raviente.support
+	case 0x60000:
+		dest = &server.raviente.register
+	default:
+		return 0, 0
+	}
+	if update {
+		(*dest)[index] += value
+	} else {
+		(*dest)[index] = value
+	}
+	return prev, (*dest)[index]
+}