1 files changed, 58 insertions, 0 deletions
diff --git a/identity/interface.go b/identity/interface.go
new file mode 100644
index 00000000..88f1d9a7
--- /dev/null
+++ b/identity/interface.go
@@ -0,0 +1,58 @@
+package identity
+
+import (
+	"github.com/MichaelMure/git-bug/repository"
+	"github.com/MichaelMure/git-bug/util/lamport"
+	"github.com/MichaelMure/git-bug/util/timestamp"
+)
+
+type Interface interface {
+	// Id return the Identity identifier
+	Id() string
+
+	// HumanId return the Identity identifier truncated for human consumption
+	HumanId() string
+
+	// Name return the last version of the name
+	Name() string
+
+	// Email return the last version of the email
+	Email() string
+
+	// Login return the last version of the login
+	Login() string
+
+	// AvatarUrl return the last version of the Avatar URL
+	AvatarUrl() string
+
+	// Keys return the last version of the valid keys
+	Keys() []Key
+
+	// ValidKeysAtTime return the set of keys valid at a given lamport time
+	ValidKeysAtTime(time lamport.Time) []Key
+
+	// DisplayName return a non-empty string to display, representing the
+	// identity, based on the non-empty values.
+	DisplayName() string
+
+	// Validate check if the Identity data is valid
+	Validate() error
+
+	// Write the identity into the Repository. In particular, this ensure that
+	// the Id is properly set.
+	Commit(repo repository.ClockedRepo) error
+
+	// If needed, write the identity into the Repository. In particular, this
+	// ensure that the Id is properly set.
+	CommitAsNeeded(repo repository.ClockedRepo) error
+
+	// IsProtected return true if the chain of git commits started to be signed.
+	// If that's the case, only signed commit with a valid key for this identity can be added.
+	IsProtected() bool
+
+	// LastModificationLamportTime return the Lamport time at which the last version of the identity became valid.
+	LastModificationLamport() lamport.Time
+
+	// LastModification return the timestamp at which the last version of the identity became valid.
+	LastModification() timestamp.Timestamp
+}