rename transport to api

api/channel.go

@@ -0,0 +1,61 @@
+package api
+
+import (
+	"strings"
+)
+
+// Channel is just a wrapper around string slice
+type Channel []string
+
+func (c *Channel) Append(name ...string) {
+	*c = append(*c, name...)
+}
+
+func (c Channel) Format(delimiter string) string {
+	return strings.Join(c, delimiter)
+}
+
+func (c Channel) String() string {
+	return c.Format("/")
+}
+
+// Check if two channels are equal
+func (c Channel) Is(other Channel) bool {
+	if len(c) != len(other) {
+		return false
+	}
+
+	for i, item := range c {
+		if item != other[i] {
+			return false
+		}
+	}
+
+	return true
+}
+
+// Define channels without any variables.
+var (
+	TransactionChannel = Channel{"transaction"}
+	HeartbeatChannel   = Channel{"heartbeat"}
+)
+
+// Action Channel
+type Action struct {
+	Name     string
+	Contract string
+}
+
+func (a Action) Channel() Channel {
+	ch := Channel{"actions"}
+
+	if len(a.Contract) > 0 {
+		ch.Append("contract", a.Contract)
+	}
+
+	if len(a.Name) > 0 {
+		ch.Append("name", a.Name)
+	}
+
+	return ch
+}