84 lines
3.3 KiB
Go
84 lines
3.3 KiB
Go
package user
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import (
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"context"
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"strings"
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"hyapp/pkg/xerr"
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userdomain "hyapp/services/user-service/internal/domain/user"
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)
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const (
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defaultContentBlacklistPageSize int32 = 50
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maxContentBlacklistPageSize int32 = 200
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maxContentBlacklistReasonRunes = 255
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)
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// UserContentBlacklistCommand 是后台增加/移除运营内容屏蔽的治理命令。
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// 时间由 user-service owner 生成，不能信任后台进程或客户端传入的时钟。
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type UserContentBlacklistCommand struct {
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UserID int64
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OperatorAdminID int64
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Reason string
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NowMs int64
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}
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// ListUserContentBlacklist 分页读取当前 active 屏蔽用户。
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func (s *Service) ListUserContentBlacklist(ctx context.Context, page int32, pageSize int32) ([]userdomain.ContentBlacklistEntry, int64, error) {
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if s.contentBlacklistRepository == nil {
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return nil, 0, xerr.New(xerr.Unavailable, "content blacklist repository is not configured")
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}
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if page < 1 {
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page = 1
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}
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if pageSize <= 0 {
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pageSize = defaultContentBlacklistPageSize
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}
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if pageSize > maxContentBlacklistPageSize {
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pageSize = maxContentBlacklistPageSize
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}
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return s.contentBlacklistRepository.ListUserContentBlacklist(ctx, page, pageSize)
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}
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// AdminAddUserContentBlacklist 启用指定用户的运营内容屏蔽。
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// 重复添加保持单行当前态并更新操作者和原因，不会把账号状态改成 banned/disabled。
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func (s *Service) AdminAddUserContentBlacklist(ctx context.Context, command UserContentBlacklistCommand) (userdomain.ContentBlacklistEntry, error) {
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if s.contentBlacklistRepository == nil {
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return userdomain.ContentBlacklistEntry{}, xerr.New(xerr.Unavailable, "content blacklist repository is not configured")
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}
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normalized, err := s.normalizeUserContentBlacklistCommand(command)
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if err != nil {
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return userdomain.ContentBlacklistEntry{}, err
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}
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return s.contentBlacklistRepository.AddUserContentBlacklist(ctx, normalized)
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}
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// AdminRemoveUserContentBlacklist 关闭指定用户的运营内容屏蔽。
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// 已经移除时返回 removed=false，允许后台重试同一个操作而不产生错误。
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func (s *Service) AdminRemoveUserContentBlacklist(ctx context.Context, command UserContentBlacklistCommand) (bool, error) {
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if s.contentBlacklistRepository == nil {
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return false, xerr.New(xerr.Unavailable, "content blacklist repository is not configured")
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}
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normalized, err := s.normalizeUserContentBlacklistCommand(command)
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if err != nil {
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return false, err
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}
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return s.contentBlacklistRepository.RemoveUserContentBlacklist(ctx, normalized)
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}
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func (s *Service) normalizeUserContentBlacklistCommand(command UserContentBlacklistCommand) (UserContentBlacklistCommand, error) {
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if command.UserID <= 0 {
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return UserContentBlacklistCommand{}, xerr.New(xerr.InvalidArgument, "user_id is required")
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}
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if command.OperatorAdminID <= 0 {
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return UserContentBlacklistCommand{}, xerr.New(xerr.InvalidArgument, "operator_admin_id is required")
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}
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command.Reason = strings.TrimSpace(command.Reason)
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if len([]rune(command.Reason)) > maxContentBlacklistReasonRunes {
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return UserContentBlacklistCommand{}, xerr.New(xerr.InvalidArgument, "reason is too long")
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}
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// user-service 的 UTC 时钟是持久事实时间源，后台 RequestMeta.sent_at_ms 只用于链路追踪。
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command.NowMs = s.now().UTC().UnixMilli()
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return command, nil
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}
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