use sha checksum as the id

1 files changed, 5 insertions, 2 deletions

diff --git a/entry.go b/entry.go
index 1615392..a91e0b7 100644
--- a/entry.go
+++ b/entry.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"crypto/sha256"
 	"encoding/json"
 	"fmt"
 )
@@ -14,13 +15,15 @@ type entry struct {
 	Body   string   `json:"body"`
 	Shared []shared `json:"shared,omitempty"`
 	Epoch  int      `json:"epoch,omitempty"`
+	id     string
 }
 
-func newEntry(data []byte) (entry, error) {
+func newEntry(bytes []byte) (entry, error) {
 	var entry entry
-	if err := json.Unmarshal(data, &entry); err != nil {
+	if err := json.Unmarshal(bytes, &entry); err != nil {
 		return entry, fmt.Errorf("unable to deserialise payload: %w", err)
 	}
+	entry.id = fmt.Sprintf("%x", sha256.Sum256(bytes))
 	return entry, nil
 }