feat: get markdown from release notes (#131)

Author: Skisocks

pkg/domain/mocks/FeathersUseCase.go

@@ -7,6 +7,8 @@ import (
 type ReleaseNotesUseCase interface {
 	// GetReleaseNotesFromMDAndTeams parses release notes from a markdown string attaching the corresponding teams
 	GetReleaseNotesFromMDAndTeams(markdown string, teamsInFeathers models.Teams) ([]models.ReleaseNote, error)
+	// GetMarkdownFromReleaseNotes generates a markdown string from a slice of release notes
+	GetMarkdownFromReleaseNotes(notes []models.ReleaseNote) string
 	// GenerateHash generates a SHA256 hash of the json of a slice of release notes
 	GenerateHash(messages []models.ReleaseNote) (string, error)
 	// GenerateBreakdown generates a markdown string breaking down the release notes

pkg/domain/mocks/Git.go

@@ -74,6 +74,14 @@ func (uc *UseCase) GetReleaseNotesFromMDAndTeams(markdown string, teamsInFeather
 	return notes, nil
 }
 
+func (uc *UseCase) GetMarkdownFromReleaseNotes(notes []models.ReleaseNote) string {
+	var markdown string
+	for _, note := range notes {
+		markdown += fmt.Sprintf("### Notify %s\n%s\n\n", utils.CommaSeparated(note.Teams.GetAllTeamNames()), note.Content)
+	}
+	return strings.TrimSpace(markdown)
+}
+
 var (
 	// This regex is used to find all the bot generated text in the markdown
 	// Bot generated text is of the form `[//]: # (some-bot-tag)`