add a "comment" command

1 files changed, 73 insertions, 0 deletions

diff --git a/commands/comment.go b/commands/comment.go
new file mode 100644
index 00000000..27908793
--- /dev/null
+++ b/commands/comment.go
@@ -0,0 +1,73 @@
+package commands
+
+import (
+	"errors"
+	"flag"
+	"fmt"
+	"github.com/MichaelMure/git-bug/bug"
+	"github.com/MichaelMure/git-bug/bug/operations"
+	"github.com/MichaelMure/git-bug/commands/input"
+	"github.com/MichaelMure/git-bug/repository"
+)
+
+var commentFlagSet = flag.NewFlagSet("comment", flag.ExitOnError)
+
+var (
+	commentMessageFile = commentFlagSet.String("F", "", "Take the message from the given file. Use - to read the message from the standard input")
+	commentMessage     = commentFlagSet.String("m", "", "Provide the new message from the command line")
+)
+
+func runComment(repo repository.Repo, args []string) error {
+	commentFlagSet.Parse(args)
+	args = commentFlagSet.Args()
+
+	var err error
+
+	if len(args) == 0 {
+		return errors.New("No bug id provided")
+	}
+	if len(args) > 1 {
+		return errors.New("Only accepting one bug id is supported")
+	}
+
+	prefix := args[0]
+
+	if *commentMessageFile != "" && *commentMessage == "" {
+		*commentMessage, err = input.FromFile(*commentMessageFile)
+		if err != nil {
+			return err
+		}
+	}
+	if *commentMessageFile == "" && *commentMessage == "" {
+		*commentMessage, err = input.LaunchEditor(repo, messageFilename)
+		if err != nil {
+			return err
+		}
+	}
+
+	author, err := bug.GetUser(repo)
+	if err != nil {
+		return err
+	}
+
+	bug, err := bug.FindBug(repo, prefix)
+	if err != nil {
+		return err
+	}
+
+	addCommentOp := operations.NewAddCommentOp(author, *commentMessage)
+
+	bug.Append(addCommentOp)
+
+	err = bug.Commit(repo)
+
+	return err
+}
+
+var commentCmd = &Command{
+	Usage: func(arg0 string) {
+		fmt.Printf("Usage: %s comment <id> [<option>...]\n\nOptions:\n", arg0)
+		commentFlagSet.PrintDefaults()
+	},
+	RunMethod: runComment,
+}