more stuff

synced-pool.go

@@ -0,0 +1,46 @@
+package main
+
+type SyncedPool struct {
+	local       *GrainLocalPool
+	remotes     []RemoteGrainPool
+	remoteIndex map[CartId]*RemoteGrainPool
+}
+
+func NewSyncedPool(local *GrainLocalPool) *SyncedPool {
+	return &SyncedPool{
+		local:       local,
+		remotes:     make([]RemoteGrainPool, 0),
+		remoteIndex: make(map[CartId]*RemoteGrainPool),
+	}
+}
+
+func (p *SyncedPool) AddRemote(remote RemoteGrainPool) {
+	p.remotes = append(p.remotes, remote)
+	// get all available grains from remote, and start syncing
+}
+
+func (p *SyncedPool) Process(id CartId, messages ...Message) ([]byte, error) {
+	// check if local grain exists
+	_, ok := p.local.grains[id]
+	if !ok {
+		// check if remote grain exists
+		remoteGrain, ok := p.remoteIndex[id]
+		if ok {
+			return remoteGrain.Process(id, messages...)
+		}
+	}
+	return p.local.Process(id, messages...)
+}
+
+func (p *SyncedPool) Get(id CartId) ([]byte, error) {
+	// check if local grain exists
+	_, ok := p.local.grains[id]
+	if !ok {
+		// check if remote grain exists
+		remoteGrain, ok := p.remoteIndex[id]
+		if ok {
+			return remoteGrain.Get(id)
+		}
+	}
+	return p.local.Get(id)
+}