🎉🚀 May the concensus be with us!

voting/vote/choice.go

@@ -0,0 +1,40 @@
+package vote
+
+import (
+	"fmt"
+	"strings"
+)
+
+type Choice int8
+
+func (choice Choice) String() string {
+  switch choice {
+  case Yes:
+    return "YIP"
+  case No:
+    return "NOPE"
+  case Abstain:
+    return "DUNNO"
+  default:
+    panic("this code should never be reached")
+  }
+}
+
+const (
+  Abstain Choice = 0
+  Yes Choice = 1
+  No Choice = -1
+)
+
+func ValidChoices() []Choice {
+  return []Choice{Yes, No, Abstain}
+}
+
+func ChoiceFromString(s string) (Choice, error) {
+  for _, c := range ValidChoices() {
+    if strings.ToUpper(c.String()) == strings.ToUpper(s) {
+      return c, nil
+    }
+  }
+  return Abstain, fmt.Errorf("invalid choice: %s", s)
+}

voting/vote/vote.go

@@ -0,0 +1,32 @@
+package vote
+
+import (
+	"fmt"
+	"time"
+)
+
+type Vote struct {
+  Elector string
+  Choice Choice
+  timestamp time.Time
+}
+
+func NewVote(elector string, choice Choice) Vote {
+  return Vote{
+    Elector: elector,
+    Choice: choice,
+    timestamp: time.Now().UTC(),
+  }
+}
+
+func NewVoteWithTimestamp(elector string, choice Choice, timestamp time.Time) Vote {
+  return Vote{
+    Elector: elector,
+    Choice: choice,
+    timestamp: timestamp,
+  }
+}
+
+func (vote Vote) String() string {
+  return fmt.Sprintf("%s %s %s", vote.timestamp.Format(time.DateTime), vote.Choice, vote.Elector)
+}