Rich presence (#46)

Closes #37

.golangci.yaml

@@ -114,7 +114,7 @@ linters-settings:
             allowStrs: "\"\""
             allowInts: "-1,0,1,2"
             allowFloats: "-1.0,-1.,0.0,0.,1.0,1.,2.0,2."
-            ignoreFuncs: "os\\.*,fmt\\.Println,make"
+            ignoreFuncs: "os\\.*,fmt\\.Println,make,logger\\.*"
       - name: argument-limit
         disabled: true
       - name: banned-characters

cmd/service/main.go

@@ -25,6 +25,7 @@ import (
 	"github.com/nijeti/cinema-keeper/internal/services/listQuotes"
 	"github.com/nijeti/cinema-keeper/internal/services/lockVoiceChan"
 	"github.com/nijeti/cinema-keeper/internal/services/mentionVoiceChan"
+	"github.com/nijeti/cinema-keeper/internal/services/presence"
 	"github.com/nijeti/cinema-keeper/internal/services/unlockVoiceChan"
 )
 
@@ -103,6 +104,7 @@ func run() (code int) {
 	listQuotesSvc := listQuotes.New(dcAdapter, quotesRepo)
 	lockVoiceChanSvc := lockVoiceChan.New(dcAdapter)
 	mentionVoiceChanSvc := mentionVoiceChan.New(dcAdapter)
+	presenceSvc := presence.New(dcAdapter)
 	rollSvc := diceRoll.New(dcAdapter)
 	unlockVoiceChanSvc := unlockVoiceChan.New(dcAdapter)
 
@@ -154,6 +156,12 @@ func run() (code int) {
 
 	// run
 	logger.Info("startup complete")
+
+	err = presenceSvc.Set(ctx)
+	if err != nil {
+		logger.ErrorContext(ctx, "failed to set presence", "error", err)
+	}
+
 	<-ctx.Done()
 
 	// shutdown

internal/adapters/discord/adapter.go

@@ -171,3 +171,19 @@ func (a *Adapter) ChannelUnsetUserLimit(
 
 	return nil
 }
+
+func (a *Adapter) SetActivity(
+	_ context.Context, activity *discordgo.Activity,
+) error {
+	err := a.session.UpdateStatusComplex(
+		discordgo.UpdateStatusData{
+			Status:     string(discordgo.StatusOnline),
+			Activities: []*discordgo.Activity{activity},
+		},
+	)
+	if err != nil {
+		return fmt.Errorf("failed to update status: %w", err)
+	}
+
+	return nil
+}

internal/discord/commands/responses/common.go

@@ -4,6 +4,13 @@ import (
 	"github.com/bwmarrin/discordgo"
 )
 
+func Activity() *discordgo.Activity {
+	return &discordgo.Activity{
+		Name: "Collecting movies and quotes",
+		Type: discordgo.ActivityTypeCustom,
+	}
+}
+
 func UserNotInVoiceChannel() *discordgo.InteractionResponse {
 	return &discordgo.InteractionResponse{
 		Type: discordgo.InteractionResponseChannelMessageWithSource,

internal/services/presence/deps.go

@@ -0,0 +1,11 @@
+package presence
+
+import (
+	"context"
+
+	"github.com/bwmarrin/discordgo"
+)
+
+type discord interface {
+	SetActivity(ctx context.Context, activity *discordgo.Activity) error
+}

internal/services/presence/service.go

@@ -0,0 +1,29 @@
+package presence
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/nijeti/cinema-keeper/internal/discord/commands/responses"
+)
+
+type Service struct {
+	discord discord
+}
+
+func New(
+	discord discord,
+) *Service {
+	return &Service{
+		discord: discord,
+	}
+}
+
+func (s *Service) Set(ctx context.Context) error {
+	err := s.discord.SetActivity(ctx, responses.Activity())
+	if err != nil {
+		return fmt.Errorf("failed to set activity: %w", err)
+	}
+
+	return nil
+}

internal/services/presence/service_test.go

@@ -0,0 +1,57 @@
+package presence_test
+
+import (
+	"context"
+	"errors"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/nijeti/cinema-keeper/internal/discord/commands/responses"
+	mocks "github.com/nijeti/cinema-keeper/internal/generated/mocks/services/presence"
+	"github.com/nijeti/cinema-keeper/internal/services/presence"
+)
+
+func TestService_Set(t *testing.T) {
+	t.Parallel()
+
+	ctx := context.Background()
+
+	type setup func(t *testing.T, err error) *presence.Service
+
+	tests := map[string]struct {
+		err   error
+		setup setup
+	}{
+		"set_activity_error": {
+			err: errors.New("set activity error"),
+			setup: func(t *testing.T, err error) *presence.Service {
+				d := mocks.NewMockDiscord(t)
+
+				d.EXPECT().SetActivity(ctx, responses.Activity()).Return(err)
+
+				return presence.New(d)
+			},
+		},
+		"success": {
+			err: nil,
+			setup: func(t *testing.T, _ error) *presence.Service {
+				d := mocks.NewMockDiscord(t)
+
+				d.EXPECT().SetActivity(ctx, responses.Activity()).Return(nil)
+
+				return presence.New(d)
+			},
+		},
+	}
+
+	for name, tt := range tests {
+		t.Run(
+			name, func(t *testing.T) {
+				s := tt.setup(t, tt.err)
+				err := s.Set(ctx)
+				assert.ErrorIs(t, err, tt.err)
+			},
+		)
+	}
+}