Initial commit

server/internal/service/contentsstory.go

@@ -0,0 +1,43 @@
+package service
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	pb "lunar-tear/server/gen/proto"
+	"lunar-tear/server/internal/gametime"
+	"lunar-tear/server/internal/store"
+	"lunar-tear/server/internal/userdata"
+)
+
+type ContentsStoryServiceServer struct {
+	pb.UnimplementedContentsStoryServiceServer
+	users    store.UserRepository
+	sessions store.SessionRepository
+}
+
+func NewContentsStoryServiceServer(users store.UserRepository, sessions store.SessionRepository) *ContentsStoryServiceServer {
+	return &ContentsStoryServiceServer{users: users, sessions: sessions}
+}
+
+func (s *ContentsStoryServiceServer) RegisterPlayed(ctx context.Context, req *pb.ContentsStoryRegisterPlayedRequest) (*pb.ContentsStoryRegisterPlayedResponse, error) {
+	log.Printf("[ContentsStoryService] RegisterPlayed: contentsStoryId=%d", req.ContentsStoryId)
+
+	userId := currentUserId(ctx, s.users, s.sessions)
+	nowMillis := gametime.NowMillis()
+
+	snapshot, err := s.users.UpdateUser(userId, func(user *store.UserState) {
+		user.ContentsStories[req.ContentsStoryId] = nowMillis
+	})
+	if err != nil {
+		return nil, fmt.Errorf("update user: %w", err)
+	}
+
+	tables := userdata.FullClientTableMap(snapshot)
+	diff := userdata.BuildDiffFromTables(userdata.SelectTables(tables, []string{"IUserContentsStory"}))
+
+	return &pb.ContentsStoryRegisterPlayedResponse{
+		DiffUserData: diff,
+	}, nil
+}