Add String methods for human-readable printing

pkg/slack/app.go

@@ -36,6 +36,13 @@ type exposedChannelInfo struct {
 	Conclusions []string `json:"messageFilters"`
 }
 
+func (f ChannelInfo) String() string {
+	if len(f.conclusions) == 0 {
+		return f.channelID
+	}
+	return fmt.Sprintf("%s with %s", f.channelID, f.conclusions)
+}
+
 func (f ChannelInfo) MarshalJSON() ([]byte, error) {
 	return json.Marshal(exposedChannelInfo{
 		ChannelID:   f.channelID,

pkg/slack/filter.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 
 	"github.com/oursky/github-actions-manager/pkg/github/jobs"
+	"github.com/oursky/github-actions-manager/pkg/utils/array"
 	"k8s.io/utils/strings/slices"
 )
 
@@ -24,6 +25,24 @@ type exposedMessageFilter struct {
 	Whitelists []messageFilterRule `json:"filters"`
 }
 
+func (rule messageFilterRule) String() string {
+	output := ""
+	if len(rule.Conclusions) > 0 {
+		output += fmt.Sprintf("conclusions: %s", rule.Conclusions)
+	}
+	if len(rule.Branches) > 0 {
+		output += fmt.Sprintf("branches: %s", rule.Branches)
+	}
+	if len(rule.Workflows) > 0 {
+		output += fmt.Sprintf("workflows: %s", rule.Workflows)
+	}
+	return output
+}
+
+func (mf MessageFilter) String() string {
+	return fmt.Sprintf("whitelists: %s", array.CommaJoin(mf.whitelists))
+}
+
 func (mf MessageFilter) MarshalJSON() ([]byte, error) {
 	return json.Marshal(exposedMessageFilter{
 		Whitelists: mf.whitelists,
@@ -52,6 +71,10 @@ func (rule messageFilterRule) Pass(run *jobs.WorkflowRun) bool {
 	return true
 }
 
+func (mf MessageFilter) Length() int {
+	return len(mf.whitelists)
+}
+
 func (mf MessageFilter) Any(run *jobs.WorkflowRun) bool {
 	if len(mf.whitelists) == 0 {
 		return true