timeline: various minor improvements

1 files changed, 53 insertions, 28 deletions

diff --git a/bug/timeline.go b/bug/timeline.go
index 0f79958b..d734e18b 100644
--- a/bug/timeline.go
+++ b/bug/timeline.go
@@ -1,50 +1,67 @@
 package bug
 
-import "github.com/MichaelMure/git-bug/util/git"
+import (
+	"github.com/MichaelMure/git-bug/util/git"
+)
 
 type TimelineItem interface {
 	// Hash return the hash of the item
 	Hash() (git.Hash, error)
 }
 
+type CommentHistoryStep struct {
+	Message  string
+	UnixTime Timestamp
+}
+
 // CreateTimelineItem replace a Create operation in the Timeline and hold its edition history
 type CreateTimelineItem struct {
-	hash    git.Hash
-	History []Comment
+	CommentTimelineItem
 }
 
 func NewCreateTimelineItem(hash git.Hash, comment Comment) *CreateTimelineItem {
 	return &CreateTimelineItem{
-		hash: hash,
-		History: []Comment{
-			comment,
+		CommentTimelineItem: CommentTimelineItem{
+			hash:      hash,
+			Author:    comment.Author,
+			Message:   comment.Message,
+			Files:     comment.Files,
+			CreatedAt: comment.UnixTime,
+			LastEdit:  comment.UnixTime,
+			History: []CommentHistoryStep{
+				{
+					Message:  comment.Message,
+					UnixTime: comment.UnixTime,
+				},
+			},
 		},
 	}
 }
 
-func (c *CreateTimelineItem) Hash() (git.Hash, error) {
-	return c.hash, nil
-}
-
-func (c *CreateTimelineItem) LastState() Comment {
-	if len(c.History) == 0 {
-		panic("no history yet")
-	}
-
-	return c.History[len(c.History)-1]
-}
-
 // CommentTimelineItem replace a Comment in the Timeline and hold its edition history
 type CommentTimelineItem struct {
-	hash    git.Hash
-	History []Comment
+	hash      git.Hash
+	Author    Person
+	Message   string
+	Files     []git.Hash
+	CreatedAt Timestamp
+	LastEdit  Timestamp
+	History   []CommentHistoryStep
 }
 
 func NewCommentTimelineItem(hash git.Hash, comment Comment) *CommentTimelineItem {
 	return &CommentTimelineItem{
-		hash: hash,
-		History: []Comment{
-			comment,
+		hash:      hash,
+		Author:    comment.Author,
+		Message:   comment.Message,
+		Files:     comment.Files,
+		CreatedAt: comment.UnixTime,
+		LastEdit:  comment.UnixTime,
+		History: []CommentHistoryStep{
+			{
+				Message:  comment.Message,
+				UnixTime: comment.UnixTime,
+			},
 		},
 	}
 }
@@ -53,10 +70,18 @@ func (c *CommentTimelineItem) Hash() (git.Hash, error) {
 	return c.hash, nil
 }
 
-func (c *CommentTimelineItem) LastState() Comment {
-	if len(c.History) == 0 {
-		panic("no history yet")
-	}
+// Append will append a new comment in the history and update the other values
+func (c *CommentTimelineItem) Append(comment Comment) {
+	c.Message = comment.Message
+	c.Files = comment.Files
+	c.LastEdit = comment.UnixTime
+	c.History = append(c.History, CommentHistoryStep{
+		Message:  comment.Message,
+		UnixTime: comment.UnixTime,
+	})
+}
 
-	return c.History[len(c.History)-1]
+// Edited say if the comment was edited
+func (c *CommentTimelineItem) Edited() bool {
+	return len(c.History) > 1
 }