46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
package invite
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import (
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"context"
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"errors"
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"strings"
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"gorm.io/gorm"
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)
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// GetLanding 返回邀请落地页信息，供被邀请用户查看邀请人及奖励。
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func (s *InviteService) GetLanding(ctx context.Context, inviteCode string) (*LandingResponse, error) {
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inviteCode = strings.TrimSpace(inviteCode)
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if inviteCode == "" {
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return nil, NewAppError(400, "invalid_invite_code", "inviteCode is required")
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}
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mapping, err := s.findInviteCodeMappingByCode(ctx, inviteCode)
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, NewAppError(404, "invite_code_not_found", "invite code not found")
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}
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return nil, err
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}
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inviter, err := s.findUserBaseInfo(ctx, mapping.UserID)
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if err != nil {
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return nil, err
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}
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bundle, err := s.loadBundle(ctx, inviter.OriginSys)
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if err != nil {
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return nil, err
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}
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inviteeBindRule := firstRule(bundle.Rules, ruleTypeInviteeBind)
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return &LandingResponse{
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CampaignEnabled: bundle.Config.Enabled,
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SysOrigin: inviter.OriginSys,
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InviterUserID: inviter.ID,
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InviterNickname: inviter.UserNickname,
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InviterAvatar: inviter.UserAvatar,
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InviteCode: mapping.InviteCode,
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DownloadURL: bundle.Config.DownloadURL,
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ShareTitle: defaultIfBlank(bundle.Config.ShareTitle, defaultShareTitle),
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ShareDesc: defaultIfBlank(bundle.Config.ShareDesc, defaultShareDesc),
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InviteeReward: rewardFromRule(inviteeBindRule),
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}, nil
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}
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